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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.298 by root, Sun Jul 8 14:50:07 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;
		57	use Digest::MD5 ();
34		58
35	# configure various modules to our taste	59	# configure various modules to our taste
36	#	60	#
37	$Storable::canonical = 1; # reduce rsync transfers	61	$Storable::canonical = 1; # reduce rsync transfers
38	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
39	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
40
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45		64
46	$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
47		66
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	67	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		68
…		…
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	87	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	88	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	89	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	90	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	91	our $BDBDIR = "$LOCALDIR/db";
		92	our %RESOURCE;
73		93
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	94	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;	95	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	96	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	97	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	98	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		99
82	our $BDB_POLL_WATCHER;	100	our $BDB_POLL_WATCHER;
		101	our $BDB_DEADLOCK_WATCHER;
		102	our $BDB_CHECKPOINT_WATCHER;
		103	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	104	our $DB_ENV;
84		105
85	our %CFG;	106	our %CFG;
86		107
87	our $UPTIME; $UPTIME ||= time;	108	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	109	our $RUNTIME;
		110	our $NOW;
89		111
90	our %PLAYER; # all users	112	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	113	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	114	our $LINK_MAP; # the special {link} map, which is always available
93		115
94	# 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 ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	117	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		118
97	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)
98	our $LOADAVG; # same thing, but with alpha-smoothing	120	our $LOADAVG; # same thing, but with alpha-smoothing
		121	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	122	our $TICK_START; # for load detecting purposes
100		123
101	binmode STDOUT;	124	binmode STDOUT;
102	binmode STDERR;	125	binmode STDERR;
103		126
104	# read virtual server time, if available	127	# read virtual server time, if available
…		…
157		180
158	The raw value load value from the last tick.	181	The raw value load value from the last tick.
159		182
160	=item %cf::CFG	183	=item %cf::CFG
161		184
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	185	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	186	from wherever your confdir points to.
164		187
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	188	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		189
167	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
168	returns directly I<after> the tick processing (and consequently, can only wake one process	191	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	192	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		193
		194	=item @cf::INVOKE_RESULTS
		195
		196	This array contains the results of the last C<invoke ()> call. When
		197	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		198	that call.
		199
171	=back	200	=back
172		201
173	=cut	202	=cut
174		203
175	BEGIN {	204	BEGIN {
…		…
179	$msg .= "\n"	208	$msg .= "\n"
180	unless $msg =~ /\n$/;	209	unless $msg =~ /\n$/;
181		210
182	$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;
183		212
184	utf8::encode $msg;
185	LOG llevError, $msg;	213	LOG llevError, $msg;
186	};	214	};
187	}	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	$SIG{__DIE__} = sub { }; #d#?
188		231
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	232	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	233	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	234	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	235	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
205	)) {	248	)) {
206	no strict 'refs';	249	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	250	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	251	}
209		252
210	$Event::DIED = sub {	253	$EV::DIED = sub {
211	warn "error in event callback: @_";	254	warn "error in event callback: @_";
212	};	255	};
213		256
214	#############################################################################	257	#############################################################################
215		258
…		…
238	$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;
239	$d	282	$d
240	} || "[unable to dump $_[0]: '$@']";	283	} || "[unable to dump $_[0]: '$@']";
241	}	284	}
242		285
243	=item $ref = cf::from_json $json	286	=item $ref = cf::decode_json $json
244		287
245	Converts a JSON string into the corresponding perl data structure.	288	Converts a JSON string into the corresponding perl data structure.
246		289
247	=item $json = cf::to_json $ref	290	=item $json = cf::encode_json $ref
248		291
249	Converts a perl data structure into its JSON representation.	292	Converts a perl data structure into its JSON representation.
250		293
251	=cut	294	=cut
252		295
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	296	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		297
255	sub to_json ($) { $json_coder->encode ($_[0]) }	298	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	299	sub decode_json($) { $json_coder->decode ($_[0]) }
257		300
258	=item cf::lock_wait $string	301	=item cf::lock_wait $string
259		302
260	Wait until the given lock is available. See cf::lock_acquire.	303	Wait until the given lock is available. See cf::lock_acquire.
261		304
…		…
264	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
265	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,
266	for example when the coroutine gets canceled), the lock is automatically	309	for example when the coroutine gets canceled), the lock is automatically
267	returned.	310	returned.
268		311
		312	Locks are *not* recursive, locking from the same coro twice results in a
		313	deadlocked coro.
		314
269	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
270	uses map_find and cf::map::load uses map_load).	316	uses map_find and cf::map::load uses map_load).
271		317
272	=item $locked = cf::lock_active $string	318	=item $locked = cf::lock_active $string
273		319
274	Return true if the lock is currently active, i.e. somebody has locked it.	320	Return true if the lock is currently active, i.e. somebody has locked it.
275		321
276	=cut	322	=cut
277		323
278	our %LOCK;	324	our %LOCK;
		325	our %LOCKER;#d#
279		326
280	sub lock_wait($) {	327	sub lock_wait($) {
281	my ($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#
282		334
283	# wait for lock, if any	335	# wait for lock, if any
284	while ($LOCK{$key}) {	336	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	337	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	338	Coro::schedule;
…		…
292		344
293	# wait, to be sure we are not locked	345	# wait, to be sure we are not locked
294	lock_wait $key;	346	lock_wait $key;
295		347
296	$LOCK{$key} = [];	348	$LOCK{$key} = [];
		349	$LOCKER{$key} = $Coro::current;#d#
297		350
298	Coro::guard {	351	Coro::guard {
		352	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	353	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	354	$_->ready for @{ delete $LOCK{$key} };
301	}	355	}
302	}	356	}
303		357
…		…
306		360
307	! ! $LOCK{$key}	361	! ! $LOCK{$key}
308	}	362	}
309		363
310	sub freeze_mainloop {	364	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	365	tick_inhibit_inc;
312		366
313	my $guard = Coro::guard {	367	Coro::guard \&tick_inhibit_dec;
314	$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($$) {
		378	my ($interval, $cb) = @_;
		379
		380	my $start = rand List::Util::min 180, $interval;
		381
		382	EV::periodic $start, $interval, 0, $cb
		383	}
		384
		385	=item cf::get_slot $time[, $priority[, $name]]
		386
		387	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		388	This call blocks and returns only when you have at least C<$time> seconds
		389	of cpu time till the next tick. The slot is only valid till the next cede.
		390
		391	The optional C<$name> can be used to identify the job to run. It might be
		392	used for statistical purposes and should identify the same time-class.
		393
		394	Useful for short background jobs.
		395
		396	=cut
		397
		398	our @SLOT_QUEUE;
		399	our $SLOT_QUEUE;
		400
		401	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		402	$SLOT_QUEUE = Coro::async {
		403	$Coro::current->desc ("timeslot manager");
		404
		405	my $signal = new Coro::Signal;
		406
		407	while () {
		408	next_job:
		409	my $avail = cf::till_tick;
		410	if ($avail > 0.01) {
		411	for (0 .. $#SLOT_QUEUE) {
		412	if ($SLOT_QUEUE[$_][0] < $avail) {
		413	my $job = splice @SLOT_QUEUE, $_, 1, ();
		414	$job->[2]->send;
		415	Coro::cede;
		416	goto next_job;
		417	}
		418	}
		419	}
		420
		421	if (@SLOT_QUEUE) {
		422	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		423	push @cf::WAIT_FOR_TICK, $signal;
		424	$signal->wait;
		425	} else {
		426	Coro::schedule;
		427	}
315	};	428	}
316	$TICK_WATCHER->stop;	429	};
317	$guard	430
		431	sub get_slot($;$$) {
		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	$sig->wait;
318	}	441	}
319		442
320	=item cf::async { BLOCK }	443	=item cf::async { BLOCK }
321		444
322	Currently the same as Coro::async_pool, meaning you cannot use	445	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		450
328	BEGIN { *async = \&Coro::async_pool }	451	BEGIN { *async = \&Coro::async_pool }
329		452
330	=item cf::sync_job { BLOCK }	453	=item cf::sync_job { BLOCK }
331		454
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	455	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	456	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	457	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	458	acceptable.
336		459
337	If it must be done, put the blocking parts into C<sync_job>. This will run	460	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	461	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		466
344	sub sync_job(&) {	467	sub sync_job(&) {
345	my ($job) = @_;	468	my ($job) = @_;
346		469
347	if ($Coro::current == $Coro::main) {	470	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	471	my $time = EV::time;
349		472
350	# this is the main coro, too bad, we have to block	473	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	474	# till the operation succeeds, freezing the server :/
352		475
353	# TODO: use suspend/resume instead	476	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	477
355	my $freeze_guard = freeze_mainloop;	478	my $freeze_guard = freeze_mainloop;
356		479
357	my $busy = 1;	480	my $busy = 1;
358	my @res;	481	my @res;
359		482
360	(async {	483	(async {
		484	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	485	@res = eval { $job->() };
362	warn $@ if $@;	486	warn $@ if $@;
363	undef $busy;	487	undef $busy;
364	})->prio (Coro::PRIO_MAX);	488	})->prio (Coro::PRIO_MAX);
365		489
366	while ($busy) {	490	while ($busy) {
367	Coro::cede or Event::one_event;	491	if (Coro::nready) {
		492	Coro::cede_notself;
		493	} else {
		494	EV::loop EV::LOOP_ONESHOT;
368	}	495	}
		496	}
369		497
370	$time = Event::time - $time;	498	my $time = EV::time - $time;
371		499
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	500	$TICK_START += $time; # do not account sync jobs to server load
376		501
377	wantarray ? @res : $res[0]	502	wantarray ? @res : $res[0]
378	} else {	503	} else {
379	# we are in another coroutine, how wonderful, everything just works	504	# we are in another coroutine, how wonderful, everything just works
380		505
…		…
405	=item fork_call { }, $args	530	=item fork_call { }, $args
406		531
407	Executes the given code block with the given arguments in a seperate	532	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	533	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	534	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	535	never block itself or use any form of event handling.
411		536
412	=cut	537	=cut
413		538
414	sub fork_call(&@) {	539	sub fork_call(&@) {
415	my ($cb, @args) = @_;	540	my ($cb, @args) = @_;
416		541
417	# 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,
418	# or die "socketpair: $!";	543	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	544	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		545
422	if (my $pid = fork) {	546	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	warn "pst<$res>" unless $res =~ /^pst/;
427	$res = Coro::Storable::thaw $res;
428
429	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
430
431	Carp::confess $$res unless "ARRAY" eq ref $res;
432
433	return wantarray ? @$res : $res->[-1];
434	} else {
435	reset_signals;	547	reset_signals;
436	local $SIG{__WARN__};	548	&$cb
437	local $SIG{__DIE__};	549	}, @args;
438	local $Coro::idle;
439	$Coro::current->prio (Coro::PRIO_MAX);
440	eval {
441	close $fh1;
442		550
443	my @res = eval { $cb->(@args) };	551	wantarray ? @res : $res[-1]
444
445	open my $fh, ">", \my $buf
446	or die "fork_call: cannot open fh-to-buf in child : $!";
447	Storable::store_fd +($@ ? \"$@" : \@res), $fh;
448	close $fh;
449
450	warn "writing ", length $buf;
451	my $x;
452	(length $buf) == ($x = syswrite $fh2, $buf)
453	or warn "error writing ".(length $buf)." != $x\n";
454	close $fh2;
455	};
456
457	warn $@ if $@;
458	_exit 0;
459	}
460	}	552	}
461		553
462	=item $value = cf::db_get $family => $key	554	=item $value = cf::db_get $family => $key
463		555
464	Returns a single value from the environment database.	556	Returns a single value from the environment database.
…		…
466	=item cf::db_put $family => $key => $value	558	=item cf::db_put $family => $key => $value
467		559
468	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
469	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).
470		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
471	=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	}
472		586
473	our $DB;	587	our $DB;
474		588
475	sub db_init {	589	sub db_init {
476	unless ($DB) {
477	$DB = BDB::db_create $DB_ENV;
478
479	cf::sync_job {	590	cf::sync_job {
480	eval {	591	$DB ||= db_table "db";
481	$DB->set_flags (BDB::CHKSUM);
482
483	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
484	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
485	cf::cleanup "db_open(db): $!" if $!;
486	};
487	cf::cleanup "db_open(db): $@" if $@;
488	};
489	}	592	};
490	}	593	}
491		594
492	sub db_get($$) {	595	sub db_get($$) {
493	my $key = "$_[0]/$_[1]";	596	my $key = "$_[0]/$_[1]";
494		597
…		…
544	if (1) {	647	if (1) {
545	$md5 =	648	$md5 =
546	join "\x00",	649	join "\x00",
547	$processversion,	650	$processversion,
548	map {	651	map {
549	Coro::cede;	652	cf::cede_to_tick;
550	($src->[$_], Digest::MD5::md5_hex $data[$_])	653	($src->[$_], Digest::MD5::md5_hex $data[$_])
551	} 0.. $#$src;	654	} 0.. $#$src;
552		655
553		656
554	my $dbmd5 = db_get cache => "$id/md5";	657	my $dbmd5 = db_get cache => "$id/md5";
…		…
598	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")
599	to it. All such attachable objects support the following methods.	702	to it. All such attachable objects support the following methods.
600		703
601	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>
602	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
603	Crossfire TRT).	706	Deliantra).
604		707
605	=over 4	708	=over 4
606		709
607	=item $attachable->attach ($attachment, key => $value...)	710	=item $attachable->attach ($attachment, key => $value...)
608		711
…		…
860	";	963	";
861	die if $@;	964	die if $@;
862	}	965	}
863		966
864	our $override;	967	our $override;
865	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	968	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
866		969
867	sub override {	970	sub override {
868	$override = 1;	971	$override = 1;
869	@invoke_results = ();	972	@INVOKE_RESULTS = (@_);
870	}	973	}
871		974
872	sub do_invoke {	975	sub do_invoke {
873	my $event = shift;	976	my $event = shift;
874	my $callbacks = shift;	977	my $callbacks = shift;
875		978
876	@invoke_results = ();	979	@INVOKE_RESULTS = ();
877		980
878	local $override;	981	local $override;
879		982
880	for (@$callbacks) {	983	for (@$callbacks) {
881	eval { &{$_->[1]} };	984	eval { &{$_->[1]} };
…		…
890	}	993	}
891		994
892	0	995	0
893	}	996	}
894		997
895	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	998	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
896		999
897	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1000	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
898		1001
899	Generate an object-specific event with the given arguments.	1002	Generate an object-specific event with the given arguments.
900		1003
901	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1004	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
902	removed in future versions), and there is no public API to access override	1005	removed in future versions), and there is no public API to access override
903	results (if you must, access C<@cf::invoke_results> directly).	1006	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
904		1007
905	=back	1008	=back
906		1009
907	=cut	1010	=cut
908		1011
909	#############################################################################	1012	#############################################################################
910	# object support	1013	# object support
		1014
		1015	sub _object_equal($$);
		1016	sub _object_equal($$) {
		1017	my ($a, $b) = @_;
		1018
		1019	return 0 unless (ref $a) eq (ref $b);
		1020
		1021	if ("HASH" eq ref $a) {
		1022	my @ka = keys %$a;
		1023	my @kb = keys %$b;
		1024
		1025	return 0 if @ka != @kb;
		1026
		1027	for (0 .. $#ka) {
		1028	return 0 unless $ka[$_] eq $kb[$_];
		1029	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1030	}
		1031
		1032	} elsif ("ARRAY" eq ref $a) {
		1033
		1034	return 0 if @$a != @$b;
		1035
		1036	for (0 .. $#$a) {
		1037	return 0 unless _object_equal $a->[$_], $b->[$_];
		1038	}
		1039
		1040	} elsif ($a ne $b) {
		1041	return 0;
		1042	}
		1043
		1044	1
		1045	}
		1046
		1047	our $SLOW_MERGES;#d#
		1048	sub _can_merge {
		1049	my ($ob1, $ob2) = @_;
		1050
		1051	++$SLOW_MERGES;#d#
		1052
		1053	# we do the slow way here
		1054	return _object_equal $ob1, $ob2
		1055	}
911		1056
912	sub reattach {	1057	sub reattach {
913	# basically do the same as instantiate, without calling instantiate	1058	# basically do the same as instantiate, without calling instantiate
914	my ($obj) = @_;	1059	my ($obj) = @_;
915		1060
…		…
936	cf::attachable->attach (	1081	cf::attachable->attach (
937	prio => -1000000,	1082	prio => -1000000,
938	on_instantiate => sub {	1083	on_instantiate => sub {
939	my ($obj, $data) = @_;	1084	my ($obj, $data) = @_;
940		1085
941	$data = from_json $data;	1086	$data = decode_json $data;
942		1087
943	for (@$data) {	1088	for (@$data) {
944	my ($name, $args) = @$_;	1089	my ($name, $args) = @$_;
945		1090
946	$obj->attach ($name, %{$args || {} });	1091	$obj->attach ($name, %{$args || {} });
…		…
962	sub object_freezer_save {	1107	sub object_freezer_save {
963	my ($filename, $rdata, $objs) = @_;	1108	my ($filename, $rdata, $objs) = @_;
964		1109
965	sync_job {	1110	sync_job {
966	if (length $$rdata) {	1111	if (length $$rdata) {
		1112	utf8::decode (my $decname = $filename);
967	warn sprintf "saving %s (%d,%d)\n",	1113	warn sprintf "saving %s (%d,%d)\n",
968	$filename, length $$rdata, scalar @$objs;	1114	$decname, length $$rdata, scalar @$objs;
969		1115
970	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1116	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
971	chmod SAVE_MODE, $fh;	1117	chmod SAVE_MODE, $fh;
972	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1118	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
973	aio_fsync $fh if $cf::USE_FSYNC;	1119	aio_fsync $fh if $cf::USE_FSYNC;
974	close $fh;	1120	close $fh;
975		1121
976	if (@$objs) {	1122	if (@$objs) {
977	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) {
978	chmod SAVE_MODE, $fh;	1124	chmod SAVE_MODE, $fh;
979	my $data = Storable::nfreeze { version => 1, objs => $objs };	1125	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
980	aio_write $fh, 0, (length $data), $data, 0;	1126	aio_write $fh, 0, (length $data), $data, 0;
981	aio_fsync $fh if $cf::USE_FSYNC;	1127	aio_fsync $fh if $cf::USE_FSYNC;
982	close $fh;	1128	close $fh;
983	aio_rename "$filename.pst~", "$filename.pst";	1129	aio_rename "$filename.pst~", "$filename.pst";
984	}	1130	}
…		…
992	}	1138	}
993	} else {	1139	} else {
994	aio_unlink $filename;	1140	aio_unlink $filename;
995	aio_unlink "$filename.pst";	1141	aio_unlink "$filename.pst";
996	}	1142	}
997	}	1143	};
998	}	1144	}
999		1145
1000	sub object_freezer_as_string {	1146	sub object_freezer_as_string {
1001	my ($rdata, $objs) = @_;	1147	my ($rdata, $objs) = @_;
1002		1148
…		…
1014	or return;	1160	or return;
1015		1161
1016	unless (aio_stat "$filename.pst") {	1162	unless (aio_stat "$filename.pst") {
1017	(aio_load "$filename.pst", $av) >= 0	1163	(aio_load "$filename.pst", $av) >= 0
1018	or return;	1164	or return;
		1165
1019	$av = eval { (Storable::thaw $av)->{objs} };	1166	my $st = eval { Coro::Storable::thaw $av };
		1167	$av = $st->{objs};
1020	}	1168	}
1021		1169
		1170	utf8::decode (my $decname = $filename);
1022	warn sprintf "loading %s (%d)\n",	1171	warn sprintf "loading %s (%d,%d)\n",
1023	$filename, length $data, scalar @{$av || []};	1172	$decname, length $data, scalar @{$av || []};
		1173
1024	return ($data, $av);	1174	($data, $av)
1025	}	1175	}
1026		1176
1027	=head2 COMMAND CALLBACKS	1177	=head2 COMMAND CALLBACKS
1028		1178
1029	=over 4	1179	=over 4
…		…
1102	my ($pl, $buf) = @_;	1252	my ($pl, $buf) = @_;
1103		1253
1104	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1254	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1105		1255
1106	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
1107	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1264	if (my $cb = $EXTCMD{$type}) {
1108	if (my %reply = $cb->($pl, $msg)) {	1265	@reply = $cb->($pl, @payload);
1109	$pl->ext_reply ($msg->{msgid}, %reply);
1110	}
1111	}	1266	}
		1267
		1268	$pl->ext_reply ($reply, @reply)
		1269	if $reply;
		1270
1112	} else {	1271	} else {
1113	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1272	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1114	}	1273	}
1115		1274
1116	cf::override;	1275	cf::override;
…		…
1169	my $msg = $@ ? "$v->{path}: $@\n"	1328	my $msg = $@ ? "$v->{path}: $@\n"
1170	: "$v->{base}: extension inactive.\n";	1329	: "$v->{base}: extension inactive.\n";
1171		1330
1172	if (exists $v->{meta}{mandatory}) {	1331	if (exists $v->{meta}{mandatory}) {
1173	warn $msg;	1332	warn $msg;
1174	warn "mandatory extension failed to load, exiting.\n";	1333	cf::cleanup "mandatory extension failed to load, exiting.";
1175	exit 1;
1176	}	1334	}
1177		1335
1178	warn $msg;	1336	warn $msg;
1179	}	1337	}
1180		1338
…		…
1205	use Coro::AIO;	1363	use Coro::AIO;
1206		1364
1207	=head3 cf::player	1365	=head3 cf::player
1208		1366
1209	=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	}
1210		1382
1211	=item cf::player::find $login	1383	=item cf::player::find $login
1212		1384
1213	Returns the given player object, loading it if necessary (might block).	1385	Returns the given player object, loading it if necessary (might block).
1214		1386
…		…
1250	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1422	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1251	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1423	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1252	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1424	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1253	aio_unlink +(playerdir $login) . "/$login.pl";	1425	aio_unlink +(playerdir $login) . "/$login.pl";
1254		1426
1255	my $pl = load_pl path $login	1427	my $f = new_from_file cf::object::thawer path $login
1256	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;
1257	$cf::PLAYER{$login} = $pl	1434	$cf::PLAYER{$login} = $pl
1258	}	1435	}
1259	}	1436	}
1260	}	1437	}
1261		1438
…		…
1271		1448
1272	aio_mkdir playerdir $pl, 0770;	1449	aio_mkdir playerdir $pl, 0770;
1273	$pl->{last_save} = $cf::RUNTIME;	1450	$pl->{last_save} = $cf::RUNTIME;
1274		1451
1275	$pl->save_pl ($path);	1452	$pl->save_pl ($path);
1276	Coro::cede;	1453	cf::cede_to_tick;
1277	}	1454	}
1278		1455
1279	sub new($) {	1456	sub new($) {
1280	my ($login) = @_;	1457	my ($login) = @_;
1281		1458
…		…
1285	$self->{deny_save} = 1;	1462	$self->{deny_save} = 1;
1286		1463
1287	$cf::PLAYER{$login} = $self;	1464	$cf::PLAYER{$login} = $self;
1288		1465
1289	$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 (@_);
1290	}	1477	}
1291		1478
1292	=item $pl->quit_character	1479	=item $pl->quit_character
1293		1480
1294	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
…		…
1349	or return [];	1536	or return [];
1350		1537
1351	my @logins;	1538	my @logins;
1352		1539
1353	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") {
1354	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1545	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1355	aio_read $fh, 0, 512, my $buf, 0 or next;	1546	aio_read $fh, 0, 512, my $buf, 0 or next;
1356	$buf !~ /^password -------------$/m or next; # official not-valid tag	1547	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1548	}
1357		1549
1358	utf8::decode $login;	1550	utf8::decode $login;
1359	push @logins, $login;	1551	push @logins, $login;
1360	}	1552	}
1361		1553
…		…
1394		1586
1395	Expand crossfire pod fragments into protocol xml.	1587	Expand crossfire pod fragments into protocol xml.
1396		1588
1397	=cut	1589	=cut
1398		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
1399	sub expand_cfpod {	1602	sub expand_cfpod {
1400	((my $self), (local $_)) = @_;	1603	my ($self, $pod) = @_;
1401		1604
1402	# escape & and <	1605	my $xml;
1403	s/&/&amp;/g;
1404	s/(?<![BIUGH])</&lt;/g;
1405		1606
1406	# this is buggy, it needs to properly take care of nested <'s	1607	while () {
		1608	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1609	$group = $1;
1407		1610
1408	1 while	1611	$group =~ s/&/&amp;/g;
1409	# replace B<>, I<>, U<> etc.	1612	$group =~ s/</&lt;/g;
1410	s/B<([^\>]*)>/<b>$1<\/b>/	1613
1411	|| s/I<([^\>]*)>/<i>$1<\/i>/	1614	$xml .= $group;
1412	|| s/U<([^\>]*)>/<u>$1<\/u>/	1615	} elsif ($pod =~ m%\G
1413	# replace G<male|female> tags	1616	([BCGHITU])
1414	|| s{G<([^>|]*)\|([^>]*)>}{	1617	<
1415	$self->gender ? $2 : $1	1618	(?:
1416	}ge	1619	([^<>]*) (?{ $group = $^N })
1417	# replace H<hint text>	1620	| < $interior >
1418	|| s{H<([^\>]*)>}	1621	)
		1622	>
		1623	%gcsx
1419	{	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") {
1420	("<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>",
1421	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1643	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1422	"")	1644	"")
1423	[$self->{hintmode}]	1645	[$self->{hintmode}];
		1646	} else {
		1647	$xml .= "error processing '$code($data)' directive";
1424	}ge;	1648	}
		1649	} else {
		1650	if ($pod =~ /\G(.+)/) {
		1651	warn "parse error while expanding $pod (at $1)";
		1652	}
		1653	last;
		1654	}
		1655	}
1425		1656
		1657	for ($xml) {
1426	# create single paragraphs (very hackish)	1658	# create single paragraphs (very hackish)
1427	s/(?<=\S)\n(?=\w)/ /g;	1659	s/(?<=\S)\n(?=\w)/ /g;
1428		1660
1429	# compress some whitespace	1661	# compress some whitespace
1430	s/\s+\n/\n/g; # ws line-ends	1662	s/\s+\n/\n/g; # ws line-ends
1431	s/\n\n+/\n/g; # double lines	1663	s/\n\n+/\n/g; # double lines
1432	s/^\n+//; # beginning lines	1664	s/^\n+//; # beginning lines
1433	s/\n+$//; # ending lines	1665	s/\n+$//; # ending lines
		1666	}
1434		1667
1435	$_	1668	$xml
1436	}	1669	}
		1670
		1671	no re 'eval';
1437		1672
1438	sub hintmode {	1673	sub hintmode {
1439	$_[0]{hintmode} = $_[1] if @_ > 1;	1674	$_[0]{hintmode} = $_[1] if @_ > 1;
1440	$_[0]{hintmode}	1675	$_[0]{hintmode}
1441	}	1676	}
1442		1677
1443	=item $player->ext_reply ($msgid, %msg)	1678	=item $player->ext_reply ($msgid, @msg)
1444		1679
1445	Sends an ext reply to the player.	1680	Sends an ext reply to the player.
1446		1681
1447	=cut	1682	=cut
1448		1683
1449	sub ext_reply($$%) {	1684	sub ext_reply($$@) {
1450	my ($self, $id, %msg) = @_;	1685	my ($self, $id, @msg) = @_;
1451		1686
1452	$msg{msgid} = $id;	1687	$self->ns->ext_reply ($id, @msg)
1453	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1454	}	1688	}
1455		1689
1456	=item $player->ext_event ($type, %msg)	1690	=item $player->ext_msg ($type, @msg)
1457		1691
1458	Sends an ext event to the client.	1692	Sends an ext event to the client.
1459		1693
1460	=cut	1694	=cut
1461		1695
1462	sub ext_event($$%) {	1696	sub ext_msg($$@) {
1463	my ($self, $type, %msg) = @_;	1697	my ($self, $type, @msg) = @_;
1464		1698
1465	$self->ns->ext_event ($type, %msg);	1699	$self->ns->ext_msg ($type, @msg);
1466	}	1700	}
1467		1701
1468	=head3 cf::region	1702	=head3 cf::region
1469		1703
1470	=over 4	1704	=over 4
…		…
1483	my ($path) = @_;	1717	my ($path) = @_;
1484		1718
1485	my ($match, $specificity);	1719	my ($match, $specificity);
1486		1720
1487	for my $region (list) {	1721	for my $region (list) {
1488	if ($region->match && $path =~ $region->match) {	1722	if ($region->{match} && $path =~ $region->{match}) {
1489	($match, $specificity) = ($region, $region->specificity)	1723	($match, $specificity) = ($region, $region->specificity)
1490	if $region->specificity > $specificity;	1724	if $region->specificity > $specificity;
1491	}	1725	}
1492	}	1726	}
1493		1727
…		…
1613	$self->init; # pass $1 etc.	1847	$self->init; # pass $1 etc.
1614	return $self;	1848	return $self;
1615	}	1849	}
1616	}	1850	}
1617		1851
1618	Carp::carp "unable to resolve path '$path' (base '$base').";	1852	Carp::cluck "unable to resolve path '$path' (base '$base').";
1619	()	1853	()
1620	}	1854	}
1621		1855
1622	sub init {	1856	sub init {
1623	my ($self) = @_;	1857	my ($self) = @_;
…		…
1686		1920
1687	sub load_header_from($) {	1921	sub load_header_from($) {
1688	my ($self, $path) = @_;	1922	my ($self, $path) = @_;
1689		1923
1690	utf8::encode $path;	1924	utf8::encode $path;
1691	#aio_open $path, O_RDONLY, 0	1925	my $f = new_from_file cf::object::thawer $path
1692	# or return;
1693
1694	$self->_load_header ($path)
1695	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;
1696		1933
1697	$self->{load_path} = $path;	1934	$self->{load_path} = $path;
1698		1935
1699	1	1936	1
1700	}	1937	}
…		…
1754	sub find {	1991	sub find {
1755	my ($path, $origin) = @_;	1992	my ($path, $origin) = @_;
1756		1993
1757	$path = normalise $path, $origin && $origin->path;	1994	$path = normalise $path, $origin && $origin->path;
1758		1995
		1996	cf::lock_wait "map_data:$path";#d#remove
1759	cf::lock_wait "map_find:$path";	1997	cf::lock_wait "map_find:$path";
1760		1998
1761	$cf::MAP{$path} || do {	1999	$cf::MAP{$path} || do {
1762	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
1763	my $map = new_from_path cf::map $path	2003	my $map = new_from_path cf::map $path
1764	or return;	2004	or return;
1765		2005
1766	$map->{last_save} = $cf::RUNTIME;	2006	$map->{last_save} = $cf::RUNTIME;
1767		2007
…		…
1769	or return;	2009	or return;
1770		2010
1771	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2011	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1772	# doing this can freeze the server in a sync job, obviously	2012	# doing this can freeze the server in a sync job, obviously
1773	#$cf::WAIT_FOR_TICK->wait;	2013	#$cf::WAIT_FOR_TICK->wait;
		2014	undef $guard1;
		2015	undef $guard2;
1774	$map->reset;	2016	$map->reset;
1775	undef $guard;
1776	return find $path;	2017	return find $path;
1777	}	2018	}
1778		2019
1779	$cf::MAP{$path} = $map	2020	$cf::MAP{$path} = $map
1780	}	2021	}
…		…
1789	local $self->{deny_reset} = 1; # loading can take a long time	2030	local $self->{deny_reset} = 1; # loading can take a long time
1790		2031
1791	my $path = $self->{path};	2032	my $path = $self->{path};
1792		2033
1793	{	2034	{
1794	my $guard = cf::lock_acquire "map_load:$path";	2035	my $guard = cf::lock_acquire "map_data:$path";
1795		2036
		2037	return unless $self->valid;
1796	return if $self->in_memory != cf::MAP_SWAPPED;	2038	return unless $self->in_memory == cf::MAP_SWAPPED;
1797		2039
1798	$self->in_memory (cf::MAP_LOADING);	2040	$self->in_memory (cf::MAP_LOADING);
1799		2041
1800	$self->alloc;	2042	$self->alloc;
1801		2043
1802	$self->pre_load;	2044	$self->pre_load;
1803	Coro::cede;	2045	cf::cede_to_tick;
1804		2046
		2047	my $f = new_from_file cf::object::thawer $self->{load_path};
		2048	$f->skip_block;
1805	$self->_load_objects ($self->{load_path}, 1)	2049	$self->_load_objects ($f)
1806	or return;	2050	or return;
1807		2051
1808	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2052	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)
1809	if delete $self->{load_original};	2053	if delete $self->{load_original};
1810		2054
1811	if (my $uniq = $self->uniq_path) {	2055	if (my $uniq = $self->uniq_path) {
1812	utf8::encode $uniq;	2056	utf8::encode $uniq;
1813	if (aio_open $uniq, O_RDONLY, 0) {	2057	unless (aio_stat $uniq) {
		2058	if (my $f = new_from_file cf::object::thawer $uniq) {
1814	$self->clear_unique_items;	2059	$self->clear_unique_items;
1815	$self->_load_objects ($uniq, 0);	2060	$self->_load_objects ($f);
		2061	$f->resolve_delayed_derefs;
		2062	}
1816	}	2063	}
1817	}	2064	}
1818		2065
1819	Coro::cede;	2066	$f->resolve_delayed_derefs;
		2067
		2068	cf::cede_to_tick;
1820	# now do the right thing for maps	2069	# now do the right thing for maps
1821	$self->link_multipart_objects;	2070	$self->link_multipart_objects;
1822	$self->difficulty ($self->estimate_difficulty)	2071	$self->difficulty ($self->estimate_difficulty)
1823	unless $self->difficulty;	2072	unless $self->difficulty;
1824	Coro::cede;	2073	cf::cede_to_tick;
1825		2074
1826	unless ($self->{deny_activate}) {	2075	unless ($self->{deny_activate}) {
1827	$self->decay_objects;	2076	$self->decay_objects;
1828	$self->fix_auto_apply;	2077	$self->fix_auto_apply;
1829	$self->update_buttons;	2078	$self->update_buttons;
1830	Coro::cede;	2079	cf::cede_to_tick;
1831	$self->set_darkness_map;	2080	$self->set_darkness_map;
1832	Coro::cede;	2081	cf::cede_to_tick;
1833	$self->activate;	2082	$self->activate;
1834	}	2083	}
		2084
		2085	$self->{last_save} = $cf::RUNTIME;
		2086	$self->last_access ($cf::RUNTIME);
1835		2087
1836	$self->in_memory (cf::MAP_IN_MEMORY);	2088	$self->in_memory (cf::MAP_IN_MEMORY);
1837	}	2089	}
1838		2090
1839	$self->post_load;	2091	$self->post_load;
…		…
1850		2102
1851	$self	2103	$self
1852	}	2104	}
1853		2105
1854	# find and load all maps in the 3x3 area around a map	2106	# find and load all maps in the 3x3 area around a map
1855	sub load_diag {	2107	sub load_neighbours {
1856	my ($map) = @_;	2108	my ($map) = @_;
1857		2109
1858	my @diag; # diagonal neighbours	2110	my @neigh; # diagonal neighbours
1859		2111
1860	for (0 .. 3) {	2112	for (0 .. 3) {
1861	my $neigh = $map->tile_path ($_)	2113	my $neigh = $map->tile_path ($_)
1862	or next;	2114	or next;
1863	$neigh = find $neigh, $map	2115	$neigh = find $neigh, $map
1864	or next;	2116	or next;
1865	$neigh->load;	2117	$neigh->load;
1866		2118
		2119	push @neigh,
1867	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2120	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1868	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2121	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1869	}	2122	}
1870		2123
1871	for (@diag) {	2124	for (grep defined $_->[0], @neigh) {
		2125	my ($path, $origin) = @$_;
1872	my $neigh = find @$_	2126	my $neigh = find $path, $origin
1873	or next;	2127	or next;
1874	$neigh->load;	2128	$neigh->load;
1875	}	2129	}
1876	}	2130	}
1877		2131
…		…
1882	}	2136	}
1883		2137
1884	sub do_load_sync {	2138	sub do_load_sync {
1885	my ($map) = @_;	2139	my ($map) = @_;
1886		2140
		2141	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2142	if $Coro::current == $Coro::main;
		2143
1887	cf::sync_job { $map->load };	2144	cf::sync_job { $map->load };
1888	}	2145	}
1889		2146
1890	our %MAP_PREFETCH;	2147	our %MAP_PREFETCH;
1891	our $MAP_PREFETCHER = undef;	2148	our $MAP_PREFETCHER = undef;
1892		2149
1893	sub find_async {	2150	sub find_async {
1894	my ($path, $origin) = @_;	2151	my ($path, $origin, $load) = @_;
1895		2152
1896	$path = normalise $path, $origin && $origin->{path};	2153	$path = normalise $path, $origin && $origin->{path};
1897		2154
1898	if (my $map = $cf::MAP{$path}) {	2155	if (my $map = $cf::MAP{$path}) {
1899	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2156	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;
1900	}	2157	}
1901		2158
1902	undef $MAP_PREFETCH{$path};	2159	$MAP_PREFETCH{$path} |= $load;
		2160
1903	$MAP_PREFETCHER ||= cf::async {	2161	$MAP_PREFETCHER ||= cf::async {
		2162	$Coro::current->{desc} = "map prefetcher";
		2163
1904	while (%MAP_PREFETCH) {	2164	while (%MAP_PREFETCH) {
1905	for my $path (keys %MAP_PREFETCH) {	2165	while (my ($k, $v) = each %MAP_PREFETCH) {
1906	my $map = find $path	2166	if (my $map = find $k) {
1907	or next;
1908	$map->load;	2167	$map->load if $v;
		2168	}
1909		2169
1910	delete $MAP_PREFETCH{$path};	2170	delete $MAP_PREFETCH{$k};
1911	}	2171	}
1912	}	2172	}
1913	undef $MAP_PREFETCHER;	2173	undef $MAP_PREFETCHER;
1914	};	2174	};
1915	$MAP_PREFETCHER->prio (6);	2175	$MAP_PREFETCHER->prio (6);
…		…
1918	}	2178	}
1919		2179
1920	sub save {	2180	sub save {
1921	my ($self) = @_;	2181	my ($self) = @_;
1922		2182
1923	my $lock = cf::lock_acquire "map_data:" . $self->path;	2183	my $lock = cf::lock_acquire "map_data:$self->{path}";
1924		2184
1925	$self->{last_save} = $cf::RUNTIME;	2185	$self->{last_save} = $cf::RUNTIME;
1926		2186
1927	return unless $self->dirty;	2187	return unless $self->dirty;
1928		2188
…		…
1934	return if $self->{deny_save};	2194	return if $self->{deny_save};
1935		2195
1936	local $self->{last_access} = $self->last_access;#d#	2196	local $self->{last_access} = $self->last_access;#d#
1937		2197
1938	cf::async {	2198	cf::async {
		2199	$Coro::current->{desc} = "map player save";
1939	$_->contr->save for $self->players;	2200	$_->contr->save for $self->players;
1940	};	2201	};
1941		2202
1942	if ($uniq) {	2203	if ($uniq) {
1943	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2204	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
…		…
1951	my ($self) = @_;	2212	my ($self) = @_;
1952		2213
1953	# save first because save cedes	2214	# save first because save cedes
1954	$self->save;	2215	$self->save;
1955		2216
1956	my $lock = cf::lock_acquire "map_data:" . $self->path;	2217	my $lock = cf::lock_acquire "map_data:$self->{path}";
1957		2218
1958	return if $self->players;	2219	return if $self->players;
1959	return if $self->in_memory != cf::MAP_IN_MEMORY;	2220	return if $self->in_memory != cf::MAP_IN_MEMORY;
1960	return if $self->{deny_save};	2221	return if $self->{deny_save};
1961		2222
		2223	$self->in_memory (cf::MAP_SWAPPED);
		2224
		2225	$self->deactivate;
		2226	$_->clear_links_to ($self) for values %cf::MAP;
1962	$self->clear;	2227	$self->clear;
1963	$self->in_memory (cf::MAP_SWAPPED);
1964	}	2228	}
1965		2229
1966	sub reset_at {	2230	sub reset_at {
1967	my ($self) = @_;	2231	my ($self) = @_;
1968		2232
…		…
2000	if $uniq;	2264	if $uniq;
2001	}	2265	}
2002		2266
2003	delete $cf::MAP{$self->path};	2267	delete $cf::MAP{$self->path};
2004		2268
		2269	$self->deactivate;
		2270	$_->clear_links_to ($self) for values %cf::MAP;
2005	$self->clear;	2271	$self->clear;
2006
2007	$_->clear_links_to ($self) for values %cf::MAP;
2008		2272
2009	$self->unlink_save;	2273	$self->unlink_save;
2010	$self->destroy;	2274	$self->destroy;
2011	}	2275	}
2012		2276
2013	my $nuke_counter = "aaaa";	2277	my $nuke_counter = "aaaa";
2014		2278
2015	sub nuke {	2279	sub nuke {
2016	my ($self) = @_;	2280	my ($self) = @_;
2017		2281
		2282	{
		2283	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2284
2018	delete $cf::MAP{$self->path};	2285	delete $cf::MAP{$self->path};
2019		2286
2020	$self->unlink_save;	2287	$self->unlink_save;
2021		2288
2022	bless $self, "cf::map";	2289	bless $self, "cf::map";
2023	delete $self->{deny_reset};	2290	delete $self->{deny_reset};
2024	$self->{deny_save} = 1;	2291	$self->{deny_save} = 1;
2025	$self->reset_timeout (1);	2292	$self->reset_timeout (1);
2026	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2293	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2027		2294
2028	$cf::MAP{$self->path} = $self;	2295	$cf::MAP{$self->path} = $self;
		2296	}
2029		2297
2030	$self->reset; # polite request, might not happen	2298	$self->reset; # polite request, might not happen
2031	}	2299	}
2032		2300
2033	=item $maps = cf::map::tmp_maps	2301	=item $maps = cf::map::tmp_maps
…		…
2109		2377
2110	sub inv_recursive {	2378	sub inv_recursive {
2111	inv_recursive_ inv $_[0]	2379	inv_recursive_ inv $_[0]
2112	}	2380	}
2113		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
2114	package cf;	2410	package cf;
2115		2411
2116	=back	2412	=back
2117		2413
2118	=head3 cf::object::player	2414	=head3 cf::object::player
…		…
2140		2436
2141	} else {	2437	} else {
2142	my $pl = $self->contr;	2438	my $pl = $self->contr;
2143		2439
2144	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2440	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2145	my $diag = $pl->{npc_dialog};	2441	my $dialog = $pl->{npc_dialog};
2146	$diag->{pl}->ext_reply (	2442	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2147	$diag->{id},
2148	msgtype => "reply",
2149	msg => $diag->{pl}->expand_cfpod ($msg),
2150	add_topics => []
2151	);
2152		2443
2153	} else {	2444	} else {
2154	$msg = $npc->name . " says: $msg" if $npc;	2445	$msg = $npc->name . " says: $msg" if $npc;
2155	$self->message ($msg, $flags);	2446	$self->message ($msg, $flags);
2156	}	2447	}
2157	}	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 (@_);
2158	}	2459	}
2159		2460
2160	=item $player_object->may ("access")	2461	=item $player_object->may ("access")
2161		2462
2162	Returns wether the given player is authorized to access resource "access"	2463	Returns wether the given player is authorized to access resource "access"
…		…
2241	# use -1 or undef as default coordinates, not 0, 0	2542	# use -1 or undef as default coordinates, not 0, 0
2242	($x, $y) = ($map->enter_x, $map->enter_y)	2543	($x, $y) = ($map->enter_x, $map->enter_y)
2243	if $x <=0 && $y <= 0;	2544	if $x <=0 && $y <= 0;
2244		2545
2245	$map->load;	2546	$map->load;
2246	$map->load_diag;	2547	$map->load_neighbours;
2247		2548
2248	return unless $self->contr->active;	2549	return unless $self->contr->active;
2249	$self->activate_recursive;	2550	$self->activate_recursive;
2250		2551
2251	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2552	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2252	$self->enter_map ($map, $x, $y);	2553	$self->enter_map ($map, $x, $y);
2253	}	2554	}
2254		2555
2255	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2556	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2256		2557
2257	Moves the player to the given map-path and coordinates by first freezing	2558	Moves the player to the given map-path and coordinates by first freezing
2258	her, loading and preparing them map, calling the provided $check callback	2559	her, loading and preparing them map, calling the provided $check callback
2259	that has to return the map if sucecssful, and then unfreezes the player on	2560	that has to return the map if sucecssful, and then unfreezes the player on
2260	the new (success) or old (failed) map position.	2561	the new (success) or old (failed) map position. In either case, $done will
		2562	be called at the end of this process.
2261		2563
2262	=cut	2564	=cut
2263		2565
2264	our $GOTOGEN;	2566	our $GOTOGEN;
2265		2567
2266	sub cf::object::player::goto {	2568	sub cf::object::player::goto {
2267	my ($self, $path, $x, $y, $check) = @_;	2569	my ($self, $path, $x, $y, $check, $done) = @_;
2268		2570
2269	# do generation counting so two concurrent goto's will be executed in-order	2571	# do generation counting so two concurrent goto's will be executed in-order
2270	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2572	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2271		2573
2272	$self->enter_link;	2574	$self->enter_link;
2273		2575
2274	(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
2275	my $map = eval {	2598	my $map = eval {
2276	my $map = cf::map::find $path;	2599	my $map = defined $path ? cf::map::find $path : undef;
2277		2600
2278	if ($map) {	2601	if ($map) {
2279	$map = $map->customise_for ($self);	2602	$map = $map->customise_for ($self);
2280	$map = $check->($map) if $check && $map;	2603	$map = $check->($map) if $check && $map;
2281	} else {	2604	} else {
2282	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2605	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2283	}	2606	}
2284		2607
2285	$map	2608	$map
2286	};	2609	};
2287		2610
…		…
2292		2615
2293	if ($gen == $self->{_goto_generation}) {	2616	if ($gen == $self->{_goto_generation}) {
2294	delete $self->{_goto_generation};	2617	delete $self->{_goto_generation};
2295	$self->leave_link ($map, $x, $y);	2618	$self->leave_link ($map, $x, $y);
2296	}	2619	}
		2620
		2621	$done->() if $done;
2297	})->prio (1);	2622	})->prio (1);
2298	}	2623	}
2299		2624
2300	=item $player_object->enter_exit ($exit_object)	2625	=item $player_object->enter_exit ($exit_object)
2301		2626
…		…
2338	$rmp->{origin_y} = $exit->y;	2663	$rmp->{origin_y} = $exit->y;
2339	}	2664	}
2340		2665
2341	$rmp->{random_seed} ||= $exit->random_seed;	2666	$rmp->{random_seed} ||= $exit->random_seed;
2342		2667
2343	my $data = cf::to_json $rmp;	2668	my $data = cf::encode_json $rmp;
2344	my $md5 = Digest::MD5::md5_hex $data;	2669	my $md5 = Digest::MD5::md5_hex $data;
2345	my $meta = "$RANDOMDIR/$md5.meta";	2670	my $meta = "$RANDOMDIR/$md5.meta";
2346		2671
2347	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2672	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2348	aio_write $fh, 0, (length $data), $data, 0;	2673	aio_write $fh, 0, (length $data), $data, 0;
…		…
2375	# if exit is damned, update players death & WoR home-position	2700	# if exit is damned, update players death & WoR home-position
2376	$self->contr->savebed ($slaying, $hp, $sp)	2701	$self->contr->savebed ($slaying, $hp, $sp)
2377	if $exit->flag (FLAG_DAMNED);	2702	if $exit->flag (FLAG_DAMNED);
2378		2703
2379	(async {	2704	(async {
		2705	$Coro::current->{desc} = "enter_exit $slaying $hp $sp";
		2706
2380	$self->deactivate_recursive; # just to be sure	2707	$self->deactivate_recursive; # just to be sure
2381	unless (eval {	2708	unless (eval {
2382	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($slaying, $hp, $sp);
2383		2710
2384	1;	2711	1;
…		…
2410		2737
2411	utf8::encode $text;	2738	utf8::encode $text;
2412	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2739	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2413	}	2740	}
2414		2741
2415	=item $client->send_msg ($color, $type, $msg, [extra...])	2742	=item $client->send_msg ($channel, $msg, $color, [extra...])
2416		2743
2417	Send a drawinfo or msg packet to the client, formatting the msg for the	2744	Send a drawinfo or msg packet to the client, formatting the msg for the
2418	client if neccessary. C<$type> should be a string identifying the type of	2745	client if neccessary. C<$type> should be a string identifying the type of
2419	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2420	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2421		2748
2422	=cut	2749	=cut
2423		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	);
		2802
2424	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2425	my ($self, $color, $type, $msg, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2426		2805
2427	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg);
2428		2807
		2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2809
		2810	# check predefined channels, for the benefit of C
		2811	if ($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
		2819	} elsif (ref $channel) {
		2820	# send meta info to client, if not yet sent
		2821	unless (exists $self->{channel}{$channel->{id}}) {
		2822	$self->{channel}{$channel->{id}} = $channel;
		2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
		2825	}
		2826
		2827	$channel = $channel->{id};
		2828	}
		2829
2429	return unless @extra || length $msg;	2830	return unless @extra || length $msg;
2430		2831
2431	if ($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
2432	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2837	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2838	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
2433	} else {	2839	} else {
2434	# replace some tags by gcfclient-compatible ones
2435	for ($msg) {
2436	1 while
2437	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2438	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2439	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2440	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2441	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2442	}
2443
2444	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
2445	if (0 && $msg =~ /\[/) {	2855	if (0 && $msg =~ /\[/) {
		2856	# COMMAND/INFO
2446	$self->send_packet ("drawextinfo $color 4 0 $msg")	2857	$self->send_packet ("drawextinfo $color 10 8 $msg")
2447	} else {	2858	} else {
2448	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2859	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2449	$self->send_packet ("drawinfo $color $msg")	2860	$self->send_packet ("drawinfo $color $msg")
2450	}	2861	}
2451	}	2862	}
2452	}	2863	}
2453	}	2864	}
2454		2865
2455	=item $client->ext_event ($type, %msg)	2866	=item $client->ext_msg ($type, @msg)
2456		2867
2457	Sends an ext event to the client.	2868	Sends an ext event to the client.
2458		2869
2459	=cut	2870	=cut
2460		2871
2461	sub cf::client::ext_event($$%) {	2872	sub cf::client::ext_msg($$@) {
2462	my ($self, $type, %msg) = @_;	2873	my ($self, $type, @msg) = @_;
2463		2874
		2875	if ($self->extcmd == 2) {
		2876	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2877	} elsif ($self->extcmd == 1) { # TODO: remove
2464	$msg{msgtype} = "event_$type";	2878	push @msg, msgtype => "event_$type";
2465	$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	}
2466	}	2899	}
2467		2900
2468	=item $success = $client->query ($flags, "text", \&cb)	2901	=item $success = $client->query ($flags, "text", \&cb)
2469		2902
2470	Queues a query to the client, calling the given callback with	2903	Queues a query to the client, calling the given callback with
…		…
2525	my ($ns, $buf) = @_;	2958	my ($ns, $buf) = @_;
2526		2959
2527	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2960	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2528		2961
2529	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
2530	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2970	if (my $cb = $EXTICMD{$type}) {
2531	if (my %reply = $cb->($ns, $msg)) {	2971	@reply = $cb->($ns, @payload);
2532	$reply{msgid} = $msg->{msgid};
2533	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2534	}
2535	}	2972	}
		2973
		2974	$ns->ext_reply ($reply, @reply)
		2975	if $reply;
		2976
2536	} else {	2977	} else {
2537	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";
2538	}	2979	}
2539		2980
2540	cf::override;	2981	cf::override;
…		…
2587	our $safe = new Safe "safe";	3028	our $safe = new Safe "safe";
2588	our $safe_hole = new Safe::Hole;	3029	our $safe_hole = new Safe::Hole;
2589		3030
2590	$SIG{FPE} = 'IGNORE';	3031	$SIG{FPE} = 'IGNORE';
2591		3032
2592	$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	));
2593		3038
2594	# here we export the classes and methods available to script code	3039	# here we export the classes and methods available to script code
2595		3040
2596	=pod	3041	=pod
2597		3042
2598	The following functions and methods are available within a safe environment:	3043	The following functions and methods are available within a safe environment:
2599		3044
2600	cf::object	3045	cf::object
2601	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
2602	insert remove	3047	insert remove name archname title slaying race decrease_ob_nr
2603		3048
2604	cf::object::player	3049	cf::object::player
2605	player	3050	player
2606		3051
2607	cf::player	3052	cf::player
…		…
2612		3057
2613	=cut	3058	=cut
2614		3059
2615	for (	3060	for (
2616	["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
2617	insert remove)],	3063	decrease_ob_nr destroy)],
2618	["cf::object::player" => qw(player)],	3064	["cf::object::player" => qw(player)],
2619	["cf::player" => qw(peaceful)],	3065	["cf::player" => qw(peaceful)],
2620	["cf::map" => qw(trigger)],	3066	["cf::map" => qw(trigger)],
2621	) {	3067	) {
2622	no strict 'refs';	3068	no strict 'refs';
…		…
2698	# the server's init and main functions	3144	# the server's init and main functions
2699		3145
2700	sub load_facedata($) {	3146	sub load_facedata($) {
2701	my ($path) = @_;	3147	my ($path) = @_;
2702		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
2703	warn "loading facedata from $path\n";	3155	warn "loading facedata from $path\n";
2704		3156
2705	my $facedata;	3157	my $facedata;
2706	0 < aio_load $path, $facedata	3158	0 < aio_load $path, $facedata
2707	or die "$path: $!";	3159	or die "$path: $!";
…		…
2709	$facedata = Coro::Storable::thaw $facedata;	3161	$facedata = Coro::Storable::thaw $facedata;
2710		3162
2711	$facedata->{version} == 2	3163	$facedata->{version} == 2
2712	or cf::cleanup "$path: version mismatch, cannot proceed.";	3164	or cf::cleanup "$path: version mismatch, cannot proceed.";
2713		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
2714	{	3173	{
2715	my $faces = $facedata->{faceinfo};	3174	my $faces = $facedata->{faceinfo};
2716		3175
2717	while (my ($face, $info) = each %$faces) {	3176	while (my ($face, $info) = each %$faces) {
2718	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3177	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3178
2719	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3179	cf::face::set_visibility $idx, $info->{visibility};
		3180	cf::face::set_magicmap $idx, $info->{magicmap};
2720	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3181	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2721	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3182	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2722	Coro::cede;	3183
		3184	cf::cede_to_tick;
2723	}	3185	}
2724		3186
2725	while (my ($face, $info) = each %$faces) {	3187	while (my ($face, $info) = each %$faces) {
2726	next unless $info->{smooth};	3188	next unless $info->{smooth};
		3189
2727	my $idx = cf::face::find $face	3190	my $idx = cf::face::find $face
2728	or next;	3191	or next;
		3192
2729	if (my $smooth = cf::face::find $info->{smooth}) {	3193	if (my $smooth = cf::face::find $info->{smooth}) {
		3194	cf::face::set_smooth $idx, $smooth;
2730	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3195	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2731	} else {	3196	} else {
2732	warn "smooth face '$info->{smooth}' not found for face '$face'";	3197	warn "smooth face '$info->{smooth}' not found for face '$face'";
2733	}	3198	}
2734	Coro::cede;	3199
		3200	cf::cede_to_tick;
2735	}	3201	}
2736	}	3202	}
2737		3203
2738	{	3204	{
2739	my $anims = $facedata->{animinfo};	3205	my $anims = $facedata->{animinfo};
2740		3206
2741	while (my ($anim, $info) = each %$anims) {	3207	while (my ($anim, $info) = each %$anims) {
2742	cf::anim::set $anim, $info->{frames}, $info->{facings};	3208	cf::anim::set $anim, $info->{frames}, $info->{facings};
2743	Coro::cede;	3209	cf::cede_to_tick;
2744	}	3210	}
2745		3211
2746	cf::anim::invalidate_all; # d'oh	3212	cf::anim::invalidate_all; # d'oh
2747	}	3213	}
2748		3214
		3215	{
		3216	# TODO: for gcfclient pleasure, we should give resources
		3217	# that gcfclient doesn't grok a >10000 face index.
		3218	my $res = $facedata->{resource};
		3219
		3220	while (my ($name, $info) = each %$res) {
		3221	if (defined $info->{type}) {
		3222	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3223	my $data;
		3224
		3225	if ($info->{type} & 1) {
		3226	# prepend meta info
		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};
		3240	} else {
		3241	$RESOURCE{$name} = $info;
		3242	}
		3243
		3244	cf::cede_to_tick;
		3245	}
		3246	}
		3247
		3248	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3249
2749	1	3250	1
2750	}	3251	}
2751		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
2752	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
2753	load_resource_file "$MAPDIR/regions"	3286	load_resource_file "$MAPDIR/regions"
2754	or die "unable to load regions file\n";	3287	or die "unable to load regions file\n";
		3288
		3289	for (cf::region::list) {
		3290	$_->{match} = qr/$_->{match}/
		3291	if exists $_->{match};
		3292	}
2755	}	3293	}
2756		3294
2757	sub reload_facedata {	3295	sub reload_facedata {
2758	load_facedata "$DATADIR/facedata"	3296	load_facedata "$DATADIR/facedata"
2759	or die "unable to load facedata\n";	3297	or die "unable to load facedata\n";
…		…
2788		3326
2789	sub init {	3327	sub init {
2790	reload_resources;	3328	reload_resources;
2791	}	3329	}
2792		3330
2793	sub cfg_load {	3331	sub reload_config {
2794	open my $fh, "<:utf8", "$CONFDIR/config"	3332	open my $fh, "<:utf8", "$CONFDIR/config"
2795	or return;	3333	or return;
2796		3334
2797	local $/;	3335	local $/;
2798	*CFG = YAML::Syck::Load <$fh>;	3336	*CFG = YAML::Load <$fh>;
2799		3337
2800	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3338	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2801		3339
2802	$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};
2803	$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};
…		…
2814	sub main {	3352	sub main {
2815	# we must not ever block the main coroutine	3353	# we must not ever block the main coroutine
2816	local $Coro::idle = sub {	3354	local $Coro::idle = sub {
2817	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#
2818	(async {	3356	(async {
2819	Event::one_event;	3357	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3358	EV::loop EV::LOOP_ONESHOT;
2820	})->prio (Coro::PRIO_MAX);	3359	})->prio (Coro::PRIO_MAX);
2821	};	3360	};
2822		3361
2823	cfg_load;	3362	reload_config;
2824	db_init;	3363	db_init;
2825	load_extensions;	3364	load_extensions;
2826		3365
2827	$TICK_WATCHER->start;	3366	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3367	evthread_start IO::AIO::poll_fileno;
2828	Event::loop;	3368	EV::loop;
2829	}	3369	}
2830		3370
2831	#############################################################################	3371	#############################################################################
2832	# initialisation and cleanup	3372	# initialisation and cleanup
2833		3373
2834	# install some emergency cleanup handlers	3374	# install some emergency cleanup handlers
2835	BEGIN {	3375	BEGIN {
		3376	our %SIGWATCHER = ();
2836	for my $signal (qw(INT HUP TERM)) {	3377	for my $signal (qw(INT HUP TERM)) {
2837	Event->signal (	3378	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2838	reentrant => 0,
2839	data => WF_AUTOCANCEL,
2840	signal => $signal,
2841	prio => 0,
2842	cb => sub {
2843	cf::cleanup "SIG$signal";	3379	cf::cleanup "SIG$signal";
2844	},
2845	);	3380	};
2846	}	3381	}
2847	}	3382	}
2848		3383
2849	sub write_runtime {	3384	sub write_runtime {
2850	my $runtime = "$LOCALDIR/runtime";	3385	my $runtime = "$LOCALDIR/runtime";
…		…
2895	# and maps saved/destroyed asynchronously.	3430	# and maps saved/destroyed asynchronously.
2896	warn "begin emergency player save\n";	3431	warn "begin emergency player save\n";
2897	for my $login (keys %cf::PLAYER) {	3432	for my $login (keys %cf::PLAYER) {
2898	my $pl = $cf::PLAYER{$login} or next;	3433	my $pl = $cf::PLAYER{$login} or next;
2899	$pl->valid or next;	3434	$pl->valid or next;
		3435	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2900	$pl->save;	3436	$pl->save;
2901	}	3437	}
2902	warn "end emergency player save\n";	3438	warn "end emergency player save\n";
2903		3439
2904	warn "begin emergency map save\n";	3440	warn "begin emergency map save\n";
…		…
2943	warn "syncing database to disk";	3479	warn "syncing database to disk";
2944	BDB::db_env_txn_checkpoint $DB_ENV;	3480	BDB::db_env_txn_checkpoint $DB_ENV;
2945		3481
2946	# 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
2947		3483
2948	warn "cancelling all WF_AUTOCANCEL watchers";
2949	for (Event::all_watchers) {
2950	$_->cancel if $_->data & WF_AUTOCANCEL;
2951	}
2952
2953	warn "flushing outstanding aio requests";	3484	warn "flushing outstanding aio requests";
2954	for (;;) {	3485	for (;;) {
2955	BDB::flush;	3486	BDB::flush;
2956	IO::AIO::flush;	3487	IO::AIO::flush;
2957	Coro::cede;	3488	Coro::cede_notself;
2958	last unless IO::AIO::nreqs || BDB::nreqs;	3489	last unless IO::AIO::nreqs || BDB::nreqs;
2959	warn "iterate...";	3490	warn "iterate...";
2960	}	3491	}
2961		3492
2962	++$RELOAD;	3493	++$RELOAD;
…		…
3021	warn "reloading cf.pm";	3552	warn "reloading cf.pm";
3022	require cf;	3553	require cf;
3023	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3554	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3024		3555
3025	warn "loading config and database again";	3556	warn "loading config and database again";
3026	cf::cfg_load;	3557	cf::reload_config;
3027		3558
3028	warn "loading extensions";	3559	warn "loading extensions";
3029	cf::load_extensions;	3560	cf::load_extensions;
3030		3561
3031	warn "reattaching attachments to objects/players";	3562	warn "reattaching attachments to objects/players";
…		…
3038	warn "leaving sync_job";	3569	warn "leaving sync_job";
3039		3570
3040	1	3571	1
3041	} or do {	3572	} or do {
3042	warn $@;	3573	warn $@;
3043	warn "error while reloading, exiting.";	3574	cf::cleanup "error while reloading, exiting.";
3044	exit 1;
3045	};	3575	};
3046		3576
3047	warn "reloaded";	3577	warn "reloaded";
3048	};	3578	};
3049		3579
…		…
3051		3581
3052	sub reload_perl() {	3582	sub reload_perl() {
3053	# doing reload synchronously and two reloads happen back-to-back,	3583	# doing reload synchronously and two reloads happen back-to-back,
3054	# coro crashes during coro_state_free->destroy here.	3584	# coro crashes during coro_state_free->destroy here.
3055		3585
3056	$RELOAD_WATCHER ||= Event->timer (	3586	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3057	reentrant => 0,
3058	after => 0,
3059	data => WF_AUTOCANCEL,
3060	cb => sub {
3061	do_reload_perl;	3587	do_reload_perl;
3062	undef $RELOAD_WATCHER;	3588	undef $RELOAD_WATCHER;
3063	},
3064	);	3589	};
3065	}	3590	}
3066		3591
3067	register_command "reload" => sub {	3592	register_command "reload" => sub {
3068	my ($who, $arg) = @_;	3593	my ($who, $arg) = @_;
3069		3594
3070	if ($who->flag (FLAG_WIZ)) {	3595	if ($who->flag (FLAG_WIZ)) {
3071	$who->message ("reloading server.");	3596	$who->message ("reloading server.");
		3597	async {
		3598	$Coro::current->{desc} = "perl_reload";
3072	async { reload_perl };	3599	reload_perl;
		3600	};
3073	}	3601	}
3074	};	3602	};
3075		3603
3076	unshift @INC, $LIBDIR;	3604	unshift @INC, $LIBDIR;
3077		3605
…		…
3079		3607
3080	our @WAIT_FOR_TICK;	3608	our @WAIT_FOR_TICK;
3081	our @WAIT_FOR_TICK_BEGIN;	3609	our @WAIT_FOR_TICK_BEGIN;
3082		3610
3083	sub wait_for_tick {	3611	sub wait_for_tick {
3084	return unless $TICK_WATCHER->is_active;	3612	return if tick_inhibit;
3085	return if $Coro::current == $Coro::main;	3613	return if $Coro::current == $Coro::main;
3086		3614
3087	my $signal = new Coro::Signal;	3615	my $signal = new Coro::Signal;
3088	push @WAIT_FOR_TICK, $signal;	3616	push @WAIT_FOR_TICK, $signal;
3089	$signal->wait;	3617	$signal->wait;
3090	}	3618	}
3091		3619
3092	sub wait_for_tick_begin {	3620	sub wait_for_tick_begin {
3093	return unless $TICK_WATCHER->is_active;	3621	return if tick_inhibit;
3094	return if $Coro::current == $Coro::main;	3622	return if $Coro::current == $Coro::main;
3095		3623
3096	my $signal = new Coro::Signal;	3624	my $signal = new Coro::Signal;
3097	push @WAIT_FOR_TICK_BEGIN, $signal;	3625	push @WAIT_FOR_TICK_BEGIN, $signal;
3098	$signal->wait;	3626	$signal->wait;
3099	}	3627	}
3100		3628
3101	my $min = 1e6;#d#	3629	sub tick {
3102	my $avg = 10;
3103	$TICK_WATCHER = Event->timer (
3104	reentrant => 0,
3105	parked => 1,
3106	prio => 0,
3107	at => $NEXT_TICK || $TICK,
3108	data => WF_AUTOCANCEL,
3109	cb => sub {
3110	if ($Coro::current != $Coro::main) {	3630	if ($Coro::current != $Coro::main) {
3111	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"
3112	unless ++$bug_warning > 10;	3632	unless ++$bug_warning > 10;
3113	return;	3633	return;
3114	}	3634	}
3115		3635
3116	$NOW = $tick_start = Event::time;
3117
3118	cf::server_tick; # one server iteration	3636	cf::server_tick; # one server iteration
3119		3637
3120	0 && sync_job {#d#	3638	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	for(1..10) {	3639	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3122	my $t = Event::time;	3640	Coro::async_pool {
3123	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3641	$Coro::current->{desc} = "runtime saver";
3124	or die;	3642	write_runtime
3125		3643	or warn "ERROR: unable to write runtime file: $!";
3126	$map->width (50);
3127	$map->height (50);
3128	$map->alloc;
3129	$map->_load_objects ("/tmp/x.map", 1);
3130	my $t = Event::time - $t;
3131
3132	#next unless $t < 0.0013;#d#
3133	if ($t < $min) {
3134	$min = $t;
3135	}
3136	$avg = $avg * 0.99 + $t * 0.01;
3137	}
3138	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3139	exit 0;
3140	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3141	};	3644	};
		3645	}
3142		3646
3143	$RUNTIME += $TICK;
3144	$NEXT_TICK += $TICK;
3145
3146	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3147	$NEXT_RUNTIME_WRITE = $NOW + 10;
3148	Coro::async_pool {
3149	write_runtime
3150	or warn "ERROR: unable to write runtime file: $!";
3151	};
3152	}
3153
3154	# my $AFTER = Event::time;
3155	# warn $AFTER - $NOW;#d#
3156
3157	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3647	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3158	$sig->send;	3648	$sig->send;
3159	}	3649	}
3160	while (my $sig = shift @WAIT_FOR_TICK) {	3650	while (my $sig = shift @WAIT_FOR_TICK) {
3161	$sig->send;	3651	$sig->send;
3162	}	3652	}
3163		3653
3164	$NOW = Event::time;	3654	$LOAD = ($NOW - $TICK_START) / $TICK;
3165
3166	# if we are delayed by four ticks or more, skip them all
3167	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3168
3169	$TICK_WATCHER->at ($NEXT_TICK);
3170	$TICK_WATCHER->start;
3171
3172	$LOAD = ($NOW - $tick_start) / $TICK;
3173	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3655	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3174		3656
3175	_post_tick;	3657	if (0) {
3176		3658	if ($NEXT_TICK) {
3177		3659	my $jitter = $TICK_START - $NEXT_TICK;
		3660	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3661	warn "jitter $JITTER\n";#d#
		3662	}
3178	},	3663	}
3179	);	3664	}
3180		3665
3181	{	3666	{
3182	BDB::max_poll_time $TICK * 0.1;	3667	# configure BDB
3183	$BDB_POLL_WATCHER = Event->io (	3668
3184	reentrant => 0,
3185	fd => BDB::poll_fileno,
3186	poll => 'r',
3187	prio => 0,
3188	data => WF_AUTOCANCEL,
3189	cb => \&BDB::poll_cb,
3190	);
3191	BDB::min_parallel 8;	3669	BDB::min_parallel 8;
3192		3670	BDB::max_poll_reqs $TICK * 0.1;
3193	BDB::set_sync_prepare {	3671	$Coro::BDB::WATCHER->priority (1);
3194	my $status;
3195	my $current = $Coro::current;
3196	(
3197	sub {
3198	$status = $!;
3199	$current->ready; undef $current;
3200	},
3201	sub {
3202	Coro::schedule while defined $current;
3203	$! = $status;
3204	},
3205	)
3206	};
3207		3672
3208	unless ($DB_ENV) {	3673	unless ($DB_ENV) {
3209	$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);
3210		3679
3211	cf::sync_job {	3680	cf::sync_job {
3212	eval {	3681	eval {
3213	BDB::db_env_open	3682	BDB::db_env_open
3214	$DB_ENV,	3683	$DB_ENV,
…		…
3216	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
3217	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3686	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3218	0666;	3687	0666;
3219		3688
3220	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3689	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3221
3222	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3223	$DB_ENV->set_lk_detect;
3224	};	3690	};
3225		3691
3226	cf::cleanup "db_env_open(db): $@" if $@;	3692	cf::cleanup "db_env_open(db): $@" if $@;
3227	};	3693	};
3228	}	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	};
3229	}	3705	}
3230		3706
3231	{	3707	{
		3708	# configure IO::AIO
		3709
3232	IO::AIO::min_parallel 8;	3710	IO::AIO::min_parallel 8;
3233
3234	undef $Coro::AIO::WATCHER;
3235	IO::AIO::max_poll_time $TICK * 0.1;	3711	IO::AIO::max_poll_time $TICK * 0.1;
3236	$AIO_POLL_WATCHER = Event->io (	3712	$Coro::AIO::WATCHER->priority (1);
3237	reentrant => 0,
3238	data => WF_AUTOCANCEL,
3239	fd => IO::AIO::poll_fileno,
3240	poll => 'r',
3241	prio => 6,
3242	cb => \&IO::AIO::poll_cb,
3243	);
3244	}	3713	}
3245		3714
3246	my $_log_backtrace;	3715	my $_log_backtrace;
3247		3716
3248	sub _log_backtrace {	3717	sub _log_backtrace {
…		…
3252		3721
3253	# limit the # of concurrent backtraces	3722	# limit the # of concurrent backtraces
3254	if ($_log_backtrace < 2) {	3723	if ($_log_backtrace < 2) {
3255	++$_log_backtrace;	3724	++$_log_backtrace;
3256	async {	3725	async {
		3726	$Coro::current->{desc} = "abt $msg";
		3727
3257	my @bt = fork_call {	3728	my @bt = fork_call {
3258	@addr = map { sprintf "%x", $_ } @addr;	3729	@addr = map { sprintf "%x", $_ } @addr;
3259	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3730	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3260	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 |"
3261	or die "addr2line: $!";	3732	or die "addr2line: $!";

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