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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.332 by root, Sat Aug 18 17:33:53 2007 UTC vs.
Revision 1.452 by root, Tue Sep 23 00:24:52 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	81	our %EXTCMD = ();
57	our %EXTICMD = ();	82	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	113	our $DB_ENV;
86		114
87	our %CFG;	115	our %CFG;
88		116
89	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
91		120
92	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
95		124
96	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		127
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
102		132
103	binmode STDOUT;	133	binmode STDOUT;
104	binmode STDERR;	134	binmode STDERR;
105		135
106	# read virtual server time, if available	136	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
111	}	141	}
112		142
113	mkdir $_	143	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		189
160	The raw value load value from the last tick.	190	The raw value load value from the last tick.
161		191
162	=item %cf::CFG	192	=item %cf::CFG
163		193
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	195	from wherever your confdir points to.
166		196
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		198
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	217	$msg .= "\n"
188	unless $msg =~ /\n$/;	218	unless $msg =~ /\n$/;
189		219
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		221
192	utf8::encode $msg;
193	LOG llevError, $msg;	222	LOG llevError, $msg;
194	};	223	};
195	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
196		240
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	251	for my $pkg (qw(
208	cf::global cf::attachable	252	cf::global cf::attachable
209	cf::object cf::object::player	253	cf::object cf::object::player
210	cf::client cf::player	254	cf::client cf::player
211	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
212	cf::map cf::party cf::region	257	cf::party cf::region
213	)) {	258	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	260	}
217		261
218	$Event::DIED = sub {	262	$EV::DIED = sub {
219	warn "error in event callback: @_";	263	warn "error in event callback: @_";
220	};	264	};
221		265
222	#############################################################################	266	#############################################################################
223		267
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	291	$d
248	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
249	}	293	}
250		294
251	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
252		296
253	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
254		298
255	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
256		300
257	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
258		302
259	=cut	303	=cut
260		304
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		306
263	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
265		309
266	=item cf::lock_wait $string	310	=item cf::lock_wait $string
267		311
268	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
269		313
…		…
272	Wait until the given lock is available and then acquires it and returns	316	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	317	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	318	for example when the coroutine gets canceled), the lock is automatically
275	returned.	319	returned.
276		320
		321	Locks are *not* recursive, locking from the same coro twice results in a
		322	deadlocked coro.
		323
277	Lock names should begin with a unique identifier (for example, cf::map::find	324	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	325	uses map_find and cf::map::load uses map_load).
279		326
280	=item $locked = cf::lock_active $string	327	=item $locked = cf::lock_active $string
281		328
282	Return true if the lock is currently active, i.e. somebody has locked it.	329	Return true if the lock is currently active, i.e. somebody has locked it.
283		330
284	=cut	331	=cut
285		332
286	our %LOCK;	333	our %LOCK;
		334	our %LOCKER;#d#
287		335
288	sub lock_wait($) {	336	sub lock_wait($) {
289	my ($key) = @_;	337	my ($key) = @_;
290		338
		339	if ($LOCKER{$key} == $Coro::current) {#d#
		340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		341	return;#d#
		342	}#d#
		343
291	# wait for lock, if any	344	# wait for lock, if any
292	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
		346	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
293	push @{ $LOCK{$key} }, $Coro::current;	347	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	348	Coro::schedule;
295	}	349	}
296	}	350	}
297		351
…		…
300		354
301	# wait, to be sure we are not locked	355	# wait, to be sure we are not locked
302	lock_wait $key;	356	lock_wait $key;
303		357
304	$LOCK{$key} = [];	358	$LOCK{$key} = [];
		359	$LOCKER{$key} = $Coro::current;#d#
305		360
306	Coro::guard {	361	Coro::guard {
		362	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	363	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	364	$_->ready for @{ delete $LOCK{$key} };
309	}	365	}
310	}	366	}
311		367
…		…
314		370
315	! ! $LOCK{$key}	371	! ! $LOCK{$key}
316	}	372	}
317		373
318	sub freeze_mainloop {	374	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	375	tick_inhibit_inc;
320		376
321	my $guard = Coro::guard {	377	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	378	}
323	};	379
324	$TICK_WATCHER->stop;	380	=item cf::periodic $interval, $cb
325	$guard	381
		382	Like EV::periodic, but randomly selects a starting point so that the actions
		383	get spread over timer.
		384
		385	=cut
		386
		387	sub periodic($$) {
		388	my ($interval, $cb) = @_;
		389
		390	my $start = rand List::Util::min 180, $interval;
		391
		392	EV::periodic $start, $interval, 0, $cb
326	}	393	}
327		394
328	=item cf::get_slot $time[, $priority[, $name]]	395	=item cf::get_slot $time[, $priority[, $name]]
329		396
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	397	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	408	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	409	our $SLOT_QUEUE;
343		410
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	411	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	412	$SLOT_QUEUE = Coro::async {
		413	$Coro::current->desc ("timeslot manager");
		414
346	my $signal = new Coro::Signal;	415	my $signal = new Coro::Signal;
347		416
348	while () {	417	while () {
349	next_job:	418	next_job:
350	my $avail = cf::till_tick;	419	my $avail = cf::till_tick;
…		…
358	}	427	}
359	}	428	}
360	}	429	}
361		430
362	if (@SLOT_QUEUE) {	431	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	432	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	433	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	434	$signal->wait;
366	} else {	435	} else {
367	Coro::schedule;	436	Coro::schedule;
368	}	437	}
369	}	438	}
370	};	439	};
371		440
372	sub get_slot($;$$) {	441	sub get_slot($;$$) {
		442	return if tick_inhibit || $Coro::current == $Coro::main;
		443
373	my ($time, $pri, $name) = @_;	444	my ($time, $pri, $name) = @_;
374		445
375	$time = $TICK * .6 if $time > $TICK * .6;	446	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	447	my $sig = new Coro::Signal;
377		448
…		…
391		462
392	BEGIN { *async = \&Coro::async_pool }	463	BEGIN { *async = \&Coro::async_pool }
393		464
394	=item cf::sync_job { BLOCK }	465	=item cf::sync_job { BLOCK }
395		466
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	467	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	468	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	469	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	470	acceptable.
400		471
401	If it must be done, put the blocking parts into C<sync_job>. This will run	472	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	473	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		478
408	sub sync_job(&) {	479	sub sync_job(&) {
409	my ($job) = @_;	480	my ($job) = @_;
410		481
411	if ($Coro::current == $Coro::main) {	482	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	483	my $time = EV::time;
413		484
414	# this is the main coro, too bad, we have to block	485	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	486	# till the operation succeeds, freezing the server :/
416		487
417	# TODO: use suspend/resume instead	488	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	489
419	my $freeze_guard = freeze_mainloop;	490	my $freeze_guard = freeze_mainloop;
420		491
421	my $busy = 1;	492	my $busy = 1;
422	my @res;	493	my @res;
423		494
424	(async {	495	(async {
		496	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	497	@res = eval { $job->() };
426	warn $@ if $@;	498	warn $@ if $@;
427	undef $busy;	499	undef $busy;
428	})->prio (Coro::PRIO_MAX);	500	})->prio (Coro::PRIO_MAX);
429		501
430	while ($busy) {	502	while ($busy) {
431	Coro::cede or Event::one_event;	503	if (Coro::nready) {
		504	Coro::cede_notself;
		505	} else {
		506	EV::loop EV::LOOP_ONESHOT;
432	}	507	}
		508	}
433		509
434	$time = Event::time - $time;	510	my $time = EV::time - $time;
435		511
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	512	$TICK_START += $time; # do not account sync jobs to server load
440		513
441	wantarray ? @res : $res[0]	514	wantarray ? @res : $res[0]
442	} else {	515	} else {
443	# we are in another coroutine, how wonderful, everything just works	516	# we are in another coroutine, how wonderful, everything just works
444		517
…		…
469	=item fork_call { }, $args	542	=item fork_call { }, $args
470		543
471	Executes the given code block with the given arguments in a seperate	544	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	545	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	546	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	547	never block itself or use any form of event handling.
475		548
476	=cut	549	=cut
477		550
478	sub fork_call(&@) {	551	sub fork_call(&@) {
479	my ($cb, @args) = @_;	552	my ($cb, @args) = @_;
480		553
481	# we seemingly have to make a local copy of the whole thing,	554	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	555	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	556	# TODO: investigate and fix (likely this will be rather laborious)
484		557
485	my @res = Coro::Util::fork_eval {	558	my @res = Coro::Util::fork_eval {
486	reset_signals;	559	reset_signals;
487	&$cb	560	&$cb
488	}, @args;	561	}, @args;
489		562
490	wantarray ? @res : $res[-1]	563	wantarray ? @res : $res[-1]
491	}	564	}
492		565
		566	=item $coin = coin_from_name $name
		567
		568	=cut
		569
		570	our %coin_alias = (
		571	"silver" => "silvercoin",
		572	"silvercoin" => "silvercoin",
		573	"silvercoins" => "silvercoin",
		574	"gold" => "goldcoin",
		575	"goldcoin" => "goldcoin",
		576	"goldcoins" => "goldcoin",
		577	"platinum" => "platinacoin",
		578	"platinumcoin" => "platinacoin",
		579	"platinumcoins" => "platinacoin",
		580	"platina" => "platinacoin",
		581	"platinacoin" => "platinacoin",
		582	"platinacoins" => "platinacoin",
		583	"royalty" => "royalty",
		584	"royalties" => "royalty",
		585	);
		586
		587	sub coin_from_name($) {
		588	$coin_alias{$_[0]}
		589	? cf::arch::find $coin_alias{$_[0]}
		590	: undef
		591	}
		592
493	=item $value = cf::db_get $family => $key	593	=item $value = cf::db_get $family => $key
494		594
495	Returns a single value from the environment database.	595	Returns a single value from the environment database.
496		596
497	=item cf::db_put $family => $key => $value	597	=item cf::db_put $family => $key => $value
498		598
499	Stores the given C<$value> in the family. It can currently store binary	599	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	600	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		601
		602	=item $db = cf::db_table "name"
		603
		604	Create and/or open a new database table. The string must not be "db" and must be unique
		605	within each server.
		606
502	=cut	607	=cut
		608
		609	sub db_table($) {
		610	my ($name) = @_;
		611	my $db = BDB::db_create $DB_ENV;
		612
		613	eval {
		614	$db->set_flags (BDB::CHKSUM);
		615
		616	utf8::encode $name;
		617	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		618	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		619	cf::cleanup "db_open(db): $!" if $!;
		620	};
		621	cf::cleanup "db_open(db): $@" if $@;
		622
		623	$db
		624	}
503		625
504	our $DB;	626	our $DB;
505		627
506	sub db_init {	628	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	629	cf::sync_job {
511	eval {	630	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	631	};
521	}	632	}
522		633
523	sub db_get($$) {	634	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	635	my $key = "$_[0]/$_[1]";
525		636
…		…
575	if (1) {	686	if (1) {
576	$md5 =	687	$md5 =
577	join "\x00",	688	join "\x00",
578	$processversion,	689	$processversion,
579	map {	690	map {
580	Coro::cede;	691	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	692	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	693	} 0.. $#$src;
583		694
584		695
585	my $dbmd5 = db_get cache => "$id/md5";	696	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		734
624	#############################################################################	735	#############################################################################
625		736
626	=head2 ATTACHABLE OBJECTS	737	=head2 ATTACHABLE OBJECTS
627		738
628	Many objects in crossfire are so-called attachable objects. That means you can	739	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	740	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	741	to it. All such attachable objects support the following methods.
631		742
632	In the following description, CLASS can be any of C<global>, C<object>	743	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	744	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	745	Deliantra).
635		746
636	=over 4	747	=over 4
637		748
638	=item $attachable->attach ($attachment, key => $value...)	749	=item $attachable->attach ($attachment, key => $value...)
639		750
…		…
683	=item cf::CLASS::attachment $name, ...	794	=item cf::CLASS::attachment $name, ...
684		795
685	Register an attachment by C<$name> through which attachable objects of the	796	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	797	given CLASS can refer to this attachment.
687		798
688	Some classes such as crossfire maps and objects can specify attachments	799	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	800	that are attached at load/instantiate time, thus the need for a name.
690		801
691	These calls expect any number of the following handler/hook descriptions:	802	These calls expect any number of the following handler/hook descriptions:
692		803
693	=over 4	804	=over 4
…		…
921	}	1032	}
922		1033
923	0	1034	0
924	}	1035	}
925		1036
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1038
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1039	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1040
930	Generate an object-specific event with the given arguments.	1041	Generate an object-specific event with the given arguments.
931		1042
…		…
937		1048
938	=cut	1049	=cut
939		1050
940	#############################################################################	1051	#############################################################################
941	# object support	1052	# object support
942	#
943		1053
		1054	sub _object_equal($$);
		1055	sub _object_equal($$) {
		1056	my ($a, $b) = @_;
		1057
		1058	return 0 unless (ref $a) eq (ref $b);
		1059
		1060	if ("HASH" eq ref $a) {
		1061	my @ka = keys %$a;
		1062	my @kb = keys %$b;
		1063
		1064	return 0 if @ka != @kb;
		1065
		1066	for (0 .. $#ka) {
		1067	return 0 unless $ka[$_] eq $kb[$_];
		1068	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1069	}
		1070
		1071	} elsif ("ARRAY" eq ref $a) {
		1072
		1073	return 0 if @$a != @$b;
		1074
		1075	for (0 .. $#$a) {
		1076	return 0 unless _object_equal $a->[$_], $b->[$_];
		1077	}
		1078
		1079	} elsif ($a ne $b) {
		1080	return 0;
		1081	}
		1082
		1083	1
		1084	}
		1085
		1086	our $SLOW_MERGES;#d#
944	sub _can_merge {	1087	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1088	my ($ob1, $ob2) = @_;
946		1089
947	local $Storable::canonical = 1;	1090	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1091
951	$fob1 eq $fob2	1092	# we do the slow way here
		1093	return _object_equal $ob1, $ob2
952	}	1094	}
953		1095
954	sub reattach {	1096	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1097	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1098	my ($obj) = @_;
957		1099
		1100	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1101	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1102
960	my $registry = $obj->registry;	1103	my $registry = $obj->registry;
961		1104
962	@$registry = ();	1105	@$registry = ();
963		1106
…		…
978	cf::attachable->attach (	1121	cf::attachable->attach (
979	prio => -1000000,	1122	prio => -1000000,
980	on_instantiate => sub {	1123	on_instantiate => sub {
981	my ($obj, $data) = @_;	1124	my ($obj, $data) = @_;
982		1125
983	$data = from_json $data;	1126	$data = decode_json $data;
984		1127
985	for (@$data) {	1128	for (@$data) {
986	my ($name, $args) = @$_;	1129	my ($name, $args) = @$_;
987		1130
988	$obj->attach ($name, %{$args || {} });	1131	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1147	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1148	my ($filename, $rdata, $objs) = @_;
1006		1149
1007	sync_job {	1150	sync_job {
1008	if (length $$rdata) {	1151	if (length $$rdata) {
		1152	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1153	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1154	$decname, length $$rdata, scalar @$objs;
1011		1155
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1158	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1159	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1160	aio_close $fh;
1017		1161
1018	if (@$objs) {	1162	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1163	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1164	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1166	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1167	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1168	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1169	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1170	}
1027	} else {	1171	} else {
1028	aio_unlink "$filename.pst";	1172	aio_unlink "$filename.pst";
1029	}	1173	}
…		…
1034	}	1178	}
1035	} else {	1179	} else {
1036	aio_unlink $filename;	1180	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1038	}	1182	}
1039	}	1183	};
1040	}	1184	}
1041		1185
1042	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1044		1188
…		…
1056	or return;	1200	or return;
1057		1201
1058	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1204	or return;
		1205
1061	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1062	}	1208	}
1063		1209
		1210	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
		1213
1066	return ($data, $av);	1214	($data, $av)
1067	}	1215	}
1068		1216
1069	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
1070		1218
1071	=over 4	1219	=over 4
…		…
1149	my ($type, $reply, @payload) =	1297	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1298	"ARRAY" eq ref $msg
1151	? @$msg	1299	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1300	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1301
		1302	my @reply;
		1303
1154	if (my $cb = $EXTCMD{$type}) {	1304	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1305	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1306	}
		1307
		1308	$pl->ext_reply ($reply, @reply)
		1309	if $reply;
		1310
1160	} else {	1311	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1312	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1313	}
1163		1314
1164	cf::override;	1315	cf::override;
…		…
1191		1342
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1343	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1344	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1345
1195	$ext{source} =	1346	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1347	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1348	. "#line 1 \"$path\"\n{\n"
1198	. $source	1349	. $source
1199	. "\n};\n1";	1350	. "\n};\n1";
1200		1351
1201	$todo{$base} = \%ext;	1352	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1368	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1369	: "$v->{base}: extension inactive.\n";
1219		1370
1220	if (exists $v->{meta}{mandatory}) {	1371	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1372	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1373	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1374	}
1225		1375
1226	warn $msg;	1376	warn $msg;
1227	}	1377	}
1228		1378
…		…
1242		1392
1243	=back	1393	=back
1244		1394
1245	=head2 CORE EXTENSIONS	1395	=head2 CORE EXTENSIONS
1246		1396
1247	Functions and methods that extend core crossfire objects.	1397	Functions and methods that extend core deliantra objects.
1248		1398
1249	=cut	1399	=cut
1250		1400
1251	package cf::player;	1401	package cf::player;
1252		1402
1253	use Coro::AIO;	1403	use Coro::AIO;
1254		1404
1255	=head3 cf::player	1405	=head3 cf::player
1256		1406
1257	=over 4	1407	=over 4
		1408
		1409	=item cf::player::num_playing
		1410
		1411	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1412
		1413	=cut
		1414
		1415	sub num_playing {
		1416	scalar grep
		1417	$_->ob->map
		1418	&& !$_->hidden
		1419	&& !$_->ob->flag (cf::FLAG_WIZ),
		1420	cf::player::list
		1421	}
1258		1422
1259	=item cf::player::find $login	1423	=item cf::player::find $login
1260		1424
1261	Returns the given player object, loading it if necessary (might block).	1425	Returns the given player object, loading it if necessary (might block).
1262		1426
…		…
1281		1445
1282	sub exists($) {	1446	sub exists($) {
1283	my ($login) = @_;	1447	my ($login) = @_;
1284		1448
1285	$cf::PLAYER{$login}	1449	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1450	or !aio_stat path $login
1287	}	1451	}
1288		1452
1289	sub find($) {	1453	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1454	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1455	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1462	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1463	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1464	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1465	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1466
1303	my $pl = load_pl path $login	1467	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1468	or return;
		1469
		1470	my $pl = cf::player::load_pl $f
		1471	or return;
		1472
		1473	local $cf::PLAYER_LOADING{$login} = $pl;
		1474	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1475	$cf::PLAYER{$login} = $pl
1306	}	1476	}
1307	}	1477	}
1308	}	1478	}
1309		1479
…		…
1318	return if $pl->{deny_save};	1488	return if $pl->{deny_save};
1319		1489
1320	aio_mkdir playerdir $pl, 0770;	1490	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1491	$pl->{last_save} = $cf::RUNTIME;
1322		1492
		1493	cf::get_slot 0.01;
		1494
1323	$pl->save_pl ($path);	1495	$pl->save_pl ($path);
1324	Coro::cede;	1496	cf::cede_to_tick;
1325	}	1497	}
1326		1498
1327	sub new($) {	1499	sub new($) {
1328	my ($login) = @_;	1500	my ($login) = @_;
1329		1501
…		…
1358	my ($pl) = @_;	1530	my ($pl) = @_;
1359		1531
1360	my $name = $pl->ob->name;	1532	my $name = $pl->ob->name;
1361		1533
1362	$pl->{deny_save} = 1;	1534	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1535	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1536
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1537	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1538	$pl->deactivate;
		1539	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1540	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1541	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1542	$pl->ns->destroy if $pl->ns;
1369		1543
1370	my $path = playerdir $pl;	1544	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1545	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1581	or return [];
1408		1582
1409	my @logins;	1583	my @logins;
1410		1584
1411	for my $login (@$dirs) {	1585	for my $login (@$dirs) {
		1586	my $path = path $login;
		1587
		1588	# a .pst is a dead give-away for a valid player
		1589	# if no pst file found, open and chekc for blocked users
		1590	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1591	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1592	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1593	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1594	}
1415		1595
1416	utf8::decode $login;	1596	utf8::decode $login;
1417	push @logins, $login;	1597	push @logins, $login;
1418	}	1598	}
1419		1599
…		…
1446	}	1626	}
1447		1627
1448	\@paths	1628	\@paths
1449	}	1629	}
1450		1630
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1631	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1632
1453	Expand crossfire pod fragments into protocol xml.	1633	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1634
1501	=item $player->ext_reply ($msgid, @msg)	1635	=item $player->ext_reply ($msgid, @msg)
1502		1636
1503	Sends an ext reply to the player.	1637	Sends an ext reply to the player.
1504		1638
1505	=cut	1639	=cut
1506		1640
1507	sub ext_reply($$@) {	1641	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1642	my ($self, $id, @msg) = @_;
1509		1643
1510	if ($self->ns->extcmd == 2) {	1644	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1645	}
1518		1646
1519	=item $player->ext_msg ($type, @msg)	1647	=item $player->ext_msg ($type, @msg)
1520		1648
1521	Sends an ext event to the client.	1649	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1705	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1706	our $DEFAULT_RESET = 3000;
1579		1707
1580	sub generate_random_map {	1708	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1709	my ($self, $rmp) = @_;
		1710
		1711	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1712
1582	# mit "rum" bekleckern, nicht	1713	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1714	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1715	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1716	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1717	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1839
1709	# the temporary/swap location	1840	# the temporary/swap location
1710	sub save_path {	1841	sub save_path {
1711	my ($self) = @_;	1842	my ($self) = @_;
1712		1843
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1844	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1845	"$TMPDIR/$path.map"
1715	}	1846	}
1716		1847
1717	# the unique path, undef == no special unique path	1848	# the unique path, undef == no special unique path
1718	sub uniq_path {	1849	sub uniq_path {
1719	my ($self) = @_;	1850	my ($self) = @_;
1720		1851
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1852	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1853	"$UNIQUEDIR/$path"
1723	}	1854	}
1724		1855
1725	# and all this just because we cannot iterate over	1856	# and all this just because we cannot iterate over
1726	# all maps in C++...	1857	# all maps in C++...
…		…
1749		1880
1750	sub load_header_from($) {	1881	sub load_header_from($) {
1751	my ($self, $path) = @_;	1882	my ($self, $path) = @_;
1752		1883
1753	utf8::encode $path;	1884	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1885	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1886	or return;
		1887
		1888	$self->_load_header ($f)
		1889	or return;
		1890
		1891	local $MAP_LOADING{$self->{path}} = $self;
		1892	$f->resolve_delayed_derefs;
1759		1893
1760	$self->{load_path} = $path;	1894	$self->{load_path} = $path;
1761		1895
1762	1	1896	1
1763	}	1897	}
…		…
1817	sub find {	1951	sub find {
1818	my ($path, $origin) = @_;	1952	my ($path, $origin) = @_;
1819		1953
1820	$path = normalise $path, $origin && $origin->path;	1954	$path = normalise $path, $origin && $origin->path;
1821		1955
		1956	cf::lock_wait "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1957	cf::lock_wait "map_find:$path";
1823		1958
1824	$cf::MAP{$path} || do {	1959	$cf::MAP{$path} || do {
		1960	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1825	my $guard = cf::lock_acquire "map_find:$path";	1961	my $guard2 = cf::lock_acquire "map_find:$path";
		1962
1826	my $map = new_from_path cf::map $path	1963	my $map = new_from_path cf::map $path
1827	or return;	1964	or return;
1828		1965
1829	$map->{last_save} = $cf::RUNTIME;	1966	$map->{last_save} = $cf::RUNTIME;
1830		1967
…		…
1832	or return;	1969	or return;
1833		1970
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1971	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	1972	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	1973	#$cf::WAIT_FOR_TICK->wait;
		1974	undef $guard2;
		1975	undef $guard1;
1837	$map->reset;	1976	$map->reset;
1838	undef $guard;
1839	return find $path;	1977	return find $path;
1840	}	1978	}
1841		1979
1842	$cf::MAP{$path} = $map	1980	$cf::MAP{$path} = $map
1843	}	1981	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	1990	local $self->{deny_reset} = 1; # loading can take a long time
1853		1991
1854	my $path = $self->{path};	1992	my $path = $self->{path};
1855		1993
1856	{	1994	{
1857	my $guard = cf::lock_acquire "map_load:$path";	1995	my $guard = cf::lock_acquire "map_data:$path";
1858		1996
		1997	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	1998	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		1999
1861	$self->in_memory (cf::MAP_LOADING);	2000	$self->in_memory (cf::MAP_LOADING);
1862		2001
1863	$self->alloc;	2002	$self->alloc;
1864		2003
1865	$self->pre_load;	2004	$self->pre_load;
1866	Coro::cede;	2005	cf::cede_to_tick;
1867		2006
		2007	my $f = new_from_file cf::object::thawer $self->{load_path};
		2008	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2009	$self->_load_objects ($f)
1869	or return;	2010	or return;
1870		2011
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2012	$self->post_load_original
1872	if delete $self->{load_original};	2013	if delete $self->{load_original};
1873		2014
1874	if (my $uniq = $self->uniq_path) {	2015	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2016	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2017	unless (aio_stat $uniq) {
		2018	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2019	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2020	$self->_load_objects ($f);
		2021	$f->resolve_delayed_derefs;
		2022	}
1879	}	2023	}
1880	}	2024	}
1881		2025
1882	Coro::cede;	2026	$f->resolve_delayed_derefs;
		2027
		2028	cf::cede_to_tick;
1883	# now do the right thing for maps	2029	# now do the right thing for maps
1884	$self->link_multipart_objects;	2030	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2031	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2032	unless $self->difficulty;
1887	Coro::cede;	2033	cf::cede_to_tick;
1888		2034
1889	unless ($self->{deny_activate}) {	2035	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2036	$self->decay_objects;
1891	$self->fix_auto_apply;	2037	$self->fix_auto_apply;
1892	$self->update_buttons;	2038	$self->update_buttons;
1893	Coro::cede;	2039	cf::cede_to_tick;
1894	$self->set_darkness_map;	2040	$self->set_darkness_map;
1895	Coro::cede;	2041	cf::cede_to_tick;
1896	$self->activate;	2042	$self->activate;
1897	}	2043	}
1898		2044
1899	$self->{last_save} = $cf::RUNTIME;	2045	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2046	$self->last_access ($cf::RUNTIME);
1901		2047
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2048	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2049	}
1904		2050
1905	$self->post_load;	2051	$self->post_load;
1906	}	2052	}
1907		2053
…		…
1916		2062
1917	$self	2063	$self
1918	}	2064	}
1919		2065
1920	# find and load all maps in the 3x3 area around a map	2066	# find and load all maps in the 3x3 area around a map
1921	sub load_diag {	2067	sub load_neighbours {
1922	my ($map) = @_;	2068	my ($map) = @_;
1923		2069
1924	my @diag; # diagonal neighbours	2070	my @neigh; # diagonal neighbours
1925		2071
1926	for (0 .. 3) {	2072	for (0 .. 3) {
1927	my $neigh = $map->tile_path ($_)	2073	my $neigh = $map->tile_path ($_)
1928	or next;	2074	or next;
1929	$neigh = find $neigh, $map	2075	$neigh = find $neigh, $map
1930	or next;	2076	or next;
1931	$neigh->load;	2077	$neigh->load;
1932		2078
		2079	push @neigh,
1933	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2080	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1934	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2081	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1935	}	2082	}
1936		2083
1937	for (@diag) {	2084	for (grep defined $_->[0], @neigh) {
		2085	my ($path, $origin) = @$_;
1938	my $neigh = find @$_	2086	my $neigh = find $path, $origin
1939	or next;	2087	or next;
1940	$neigh->load;	2088	$neigh->load;
1941	}	2089	}
1942	}	2090	}
1943		2091
…		…
1948	}	2096	}
1949		2097
1950	sub do_load_sync {	2098	sub do_load_sync {
1951	my ($map) = @_;	2099	my ($map) = @_;
1952		2100
		2101	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2102	if $Coro::current == $Coro::main;
		2103
1953	cf::sync_job { $map->load };	2104	cf::sync_job { $map->load };
1954	}	2105	}
1955		2106
1956	our %MAP_PREFETCH;	2107	our %MAP_PREFETCH;
1957	our $MAP_PREFETCHER = undef;	2108	our $MAP_PREFETCHER = undef;
1958		2109
1959	sub find_async {	2110	sub find_async {
1960	my ($path, $origin) = @_;	2111	my ($path, $origin, $load) = @_;
1961		2112
1962	$path = normalise $path, $origin && $origin->{path};	2113	$path = normalise $path, $origin && $origin->{path};
1963		2114
1964	if (my $map = $cf::MAP{$path}) {	2115	if (my $map = $cf::MAP{$path}) {
1965	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2116	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1966	}	2117	}
1967		2118
1968	undef $MAP_PREFETCH{$path};	2119	$MAP_PREFETCH{$path} |= $load;
		2120
1969	$MAP_PREFETCHER ||= cf::async {	2121	$MAP_PREFETCHER ||= cf::async {
		2122	$Coro::current->{desc} = "map prefetcher";
		2123
1970	while (%MAP_PREFETCH) {	2124	while (%MAP_PREFETCH) {
1971	for my $path (keys %MAP_PREFETCH) {	2125	while (my ($k, $v) = each %MAP_PREFETCH) {
1972	if (my $map = find $path) {	2126	if (my $map = find $k) {
1973	$map->load;	2127	$map->load if $v;
1974	}	2128	}
1975		2129
1976	delete $MAP_PREFETCH{$path};	2130	delete $MAP_PREFETCH{$k};
1977	}	2131	}
1978	}	2132	}
1979	undef $MAP_PREFETCHER;	2133	undef $MAP_PREFETCHER;
1980	};	2134	};
1981	$MAP_PREFETCHER->prio (6);	2135	$MAP_PREFETCHER->prio (6);
…		…
1984	}	2138	}
1985		2139
1986	sub save {	2140	sub save {
1987	my ($self) = @_;	2141	my ($self) = @_;
1988		2142
1989	my $lock = cf::lock_acquire "map_data:" . $self->path;	2143	my $lock = cf::lock_acquire "map_data:$self->{path}";
1990		2144
1991	$self->{last_save} = $cf::RUNTIME;	2145	$self->{last_save} = $cf::RUNTIME;
1992		2146
1993	return unless $self->dirty;	2147	return unless $self->dirty;
1994		2148
…		…
2000	return if $self->{deny_save};	2154	return if $self->{deny_save};
2001		2155
2002	local $self->{last_access} = $self->last_access;#d#	2156	local $self->{last_access} = $self->last_access;#d#
2003		2157
2004	cf::async {	2158	cf::async {
		2159	$Coro::current->{desc} = "map player save";
2005	$_->contr->save for $self->players;	2160	$_->contr->save for $self->players;
2006	};	2161	};
		2162
		2163	cf::get_slot 0.02;
2007		2164
2008	if ($uniq) {	2165	if ($uniq) {
2009	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2010	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2011	} else {	2168	} else {
…		…
2017	my ($self) = @_;	2174	my ($self) = @_;
2018		2175
2019	# save first because save cedes	2176	# save first because save cedes
2020	$self->save;	2177	$self->save;
2021		2178
2022	my $lock = cf::lock_acquire "map_data:" . $self->path;	2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2023		2180
2024	return if $self->players;	2181	return if $self->players;
2025	return if $self->in_memory != cf::MAP_IN_MEMORY;	2182	return if $self->in_memory != cf::MAP_ACTIVE;
2026	return if $self->{deny_save};	2183	return if $self->{deny_save};
2027		2184
		2185	$self->in_memory (cf::MAP_SWAPPED);
		2186
		2187	$self->deactivate;
		2188	$_->clear_links_to ($self) for values %cf::MAP;
2028	$self->clear;	2189	$self->clear;
2029	$self->in_memory (cf::MAP_SWAPPED);
2030	}	2190	}
2031		2191
2032	sub reset_at {	2192	sub reset_at {
2033	my ($self) = @_;	2193	my ($self) = @_;
2034		2194
…		…
2066	if $uniq;	2226	if $uniq;
2067	}	2227	}
2068		2228
2069	delete $cf::MAP{$self->path};	2229	delete $cf::MAP{$self->path};
2070		2230
		2231	$self->deactivate;
		2232	$_->clear_links_to ($self) for values %cf::MAP;
2071	$self->clear;	2233	$self->clear;
2072
2073	$_->clear_links_to ($self) for values %cf::MAP;
2074		2234
2075	$self->unlink_save;	2235	$self->unlink_save;
2076	$self->destroy;	2236	$self->destroy;
2077	}	2237	}
2078		2238
2079	my $nuke_counter = "aaaa";	2239	my $nuke_counter = "aaaa";
2080		2240
2081	sub nuke {	2241	sub nuke {
2082	my ($self) = @_;	2242	my ($self) = @_;
2083		2243
		2244	{
		2245	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2246
2084	delete $cf::MAP{$self->path};	2247	delete $cf::MAP{$self->path};
2085		2248
2086	$self->unlink_save;	2249	$self->unlink_save;
2087		2250
2088	bless $self, "cf::map";	2251	bless $self, "cf::map";
2089	delete $self->{deny_reset};	2252	delete $self->{deny_reset};
2090	$self->{deny_save} = 1;	2253	$self->{deny_save} = 1;
2091	$self->reset_timeout (1);	2254	$self->reset_timeout (1);
2092	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2255	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2093		2256
2094	$cf::MAP{$self->path} = $self;	2257	$cf::MAP{$self->path} = $self;
		2258	}
2095		2259
2096	$self->reset; # polite request, might not happen	2260	$self->reset; # polite request, might not happen
2097	}	2261	}
2098		2262
2099	=item $maps = cf::map::tmp_maps	2263	=item $maps = cf::map::tmp_maps
…		…
2141		2305
2142	sub unique_maps() {	2306	sub unique_maps() {
2143	[	2307	[
2144	map {	2308	map {
2145	utf8::decode $_;	2309	utf8::decode $_;
2146	/\.map$/	2310	s/\.map$//; # TODO future compatibility hack
		2311	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2312	? ()
2147	? normalise $_	2313	: normalise $_
2148	: ()
2149	} @{ aio_readdir $UNIQUEDIR or [] }	2314	} @{ aio_readdir $UNIQUEDIR or [] }
2150	]	2315	]
2151	}	2316	}
2152		2317
2153	package cf;
2154
2155	=back	2318	=back
2156		2319
2157	=head3 cf::object	2320	=head3 cf::object
2158		2321
2159	=cut	2322	=cut
…		…
2162		2325
2163	=over 4	2326	=over 4
2164		2327
2165	=item $ob->inv_recursive	2328	=item $ob->inv_recursive
2166		2329
2167	Returns the inventory of the object _and_ their inventories, recursively.	2330	Returns the inventory of the object I<and> their inventories, recursively,
		2331	but I<not> the object itself.
2168		2332
2169	=cut	2333	=cut
2170		2334
2171	sub inv_recursive_;	2335	sub inv_recursive_;
2172	sub inv_recursive_ {	2336	sub inv_recursive_ {
…		…
2175		2339
2176	sub inv_recursive {	2340	sub inv_recursive {
2177	inv_recursive_ inv $_[0]	2341	inv_recursive_ inv $_[0]
2178	}	2342	}
2179		2343
		2344	=item $ref = $ob->ref
		2345
		2346	Creates and returns a persistent reference to an object that can be stored as a string.
		2347
		2348	=item $ob = cf::object::deref ($refstring)
		2349
		2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2351	even if the object actually exists. May block.
		2352
		2353	=cut
		2354
		2355	sub deref {
		2356	my ($ref) = @_;
		2357
		2358	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2359	my ($uuid, $name) = ($1, $2);
		2360	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2361	or return;
		2362	$pl->ob->uuid eq $uuid
		2363	or return;
		2364
		2365	$pl->ob
		2366	} else {
		2367	warn "$ref: cannot resolve object reference\n";
		2368	undef
		2369	}
		2370	}
		2371
2180	package cf;	2372	package cf;
2181		2373
2182	=back	2374	=back
2183		2375
2184	=head3 cf::object::player	2376	=head3 cf::object::player
…		…
2190	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2382	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2191	can be C<undef>. Does the right thing when the player is currently in a	2383	can be C<undef>. Does the right thing when the player is currently in a
2192	dialogue with the given NPC character.	2384	dialogue with the given NPC character.
2193		2385
2194	=cut	2386	=cut
		2387
		2388	our $SAY_CHANNEL = {
		2389	id => "say",
		2390	title => "Map",
		2391	reply => "say ",
		2392	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2393	};
		2394
		2395	our $CHAT_CHANNEL = {
		2396	id => "chat",
		2397	title => "Chat",
		2398	reply => "chat ",
		2399	tooltip => "Player chat and shouts, global to the server.",
		2400	};
2195		2401
2196	# rough implementation of a future "reply" method that works	2402	# rough implementation of a future "reply" method that works
2197	# with dialog boxes.	2403	# with dialog boxes.
2198	#TODO: the first argument must go, split into a $npc->reply_to ( method	2404	#TODO: the first argument must go, split into a $npc->reply_to ( method
2199	sub cf::object::player::reply($$$;$) {	2405	sub cf::object::player::reply($$$;$) {
…		…
2211	my $dialog = $pl->{npc_dialog};	2417	my $dialog = $pl->{npc_dialog};
2212	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2213		2419
2214	} else {	2420	} else {
2215	$msg = $npc->name . " says: $msg" if $npc;	2421	$msg = $npc->name . " says: $msg" if $npc;
2216	$self->message ($msg, $flags);	2422	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2217	}	2423	}
2218	}	2424	}
2219	}	2425	}
2220		2426
2221	=item $object->send_msg ($channel, $msg, $color, [extra...])	2427	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2246		2452
2247	=item $player_object->enter_link	2453	=item $player_object->enter_link
2248		2454
2249	Freezes the player and moves him/her to a special map (C<{link}>).	2455	Freezes the player and moves him/her to a special map (C<{link}>).
2250		2456
2251	The player should be reasonably safe there for short amounts of time. You	2457	The player should be reasonably safe there for short amounts of time (e.g.
2252	I<MUST> call C<leave_link> as soon as possible, though.	2458	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2459	though, as the palyer cannot control the character while it is on the link
		2460	map.
2253		2461
2254	Will never block.	2462	Will never block.
2255		2463
2256	=item $player_object->leave_link ($map, $x, $y)	2464	=item $player_object->leave_link ($map, $x, $y)
2257		2465
…		…
2312	# use -1 or undef as default coordinates, not 0, 0	2520	# use -1 or undef as default coordinates, not 0, 0
2313	($x, $y) = ($map->enter_x, $map->enter_y)	2521	($x, $y) = ($map->enter_x, $map->enter_y)
2314	if $x <=0 && $y <= 0;	2522	if $x <=0 && $y <= 0;
2315		2523
2316	$map->load;	2524	$map->load;
2317	$map->load_diag;	2525	$map->load_neighbours;
2318		2526
2319	return unless $self->contr->active;	2527	return unless $self->contr->active;
		2528	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2320	$self->activate_recursive;	2529	$self->activate_recursive;
2321		2530
2322	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2323	$self->enter_map ($map, $x, $y);	2532	$self->enter_map ($map, $x, $y);
2324	}	2533	}
…		…
2329	her, loading and preparing them map, calling the provided $check callback	2538	her, loading and preparing them map, calling the provided $check callback
2330	that has to return the map if sucecssful, and then unfreezes the player on	2539	that has to return the map if sucecssful, and then unfreezes the player on
2331	the new (success) or old (failed) map position. In either case, $done will	2540	the new (success) or old (failed) map position. In either case, $done will
2332	be called at the end of this process.	2541	be called at the end of this process.
2333		2542
		2543	Note that $check will be called with a potentially non-loaded map, so if
		2544	it needs a loaded map it has to call C<< ->load >>.
		2545
2334	=cut	2546	=cut
2335		2547
2336	our $GOTOGEN;	2548	our $GOTOGEN;
2337		2549
2338	sub cf::object::player::goto {	2550	sub cf::object::player::goto {
…		…
2342	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2343		2555
2344	$self->enter_link;	2556	$self->enter_link;
2345		2557
2346	(async {	2558	(async {
		2559	$Coro::current->{desc} = "player::goto $path $x $y";
		2560
		2561	# *tag paths override both path and x|y
		2562	if ($path =~ /^\*(.*)$/) {
		2563	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2564	my $ob = $obs[rand @obs];
		2565
		2566	# see if we actually can go there
		2567	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2568	$ob = $obs[rand @obs];
		2569	} else {
		2570	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2571	}
		2572	# else put us there anyways for now #d#
		2573
		2574	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2575	} else {
		2576	($path, $x, $y) = (undef, undef, undef);
		2577	}
		2578	}
		2579
2347	my $map = eval {	2580	my $map = eval {
2348	my $map = cf::map::find $path;	2581	my $map = defined $path ? cf::map::find $path : undef;
2349		2582
2350	if ($map) {	2583	if ($map) {
2351	$map = $map->customise_for ($self);	2584	$map = $map->customise_for ($self);
2352	$map = $check->($map) if $check && $map;	2585	$map = $check->($map) if $check && $map;
2353	} else {	2586	} else {
2354	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2355	}	2588	}
2356		2589
2357	$map	2590	$map
2358	};	2591	};
2359		2592
…		…
2395	}	2628	}
2396		2629
2397	sub prepare_random_map {	2630	sub prepare_random_map {
2398	my ($exit) = @_;	2631	my ($exit) = @_;
2399		2632
2400	my $guard = cf::lock_acquire "exit_prepare:$exit";
2401
2402	# all this does is basically replace the /! path by	2633	# all this does is basically replace the /! path by
2403	# a new random map path (?random/...) with a seed	2634	# a new random map path (?random/...) with a seed
2404	# that depends on the exit object	2635	# that depends on the exit object
2405		2636
2406	my $rmp = parse_random_map_params $exit->msg;	2637	my $rmp = parse_random_map_params $exit->msg;
…		…
2408	if ($exit->map) {	2639	if ($exit->map) {
2409	$rmp->{region} = $exit->region->name;	2640	$rmp->{region} = $exit->region->name;
2410	$rmp->{origin_map} = $exit->map->path;	2641	$rmp->{origin_map} = $exit->map->path;
2411	$rmp->{origin_x} = $exit->x;	2642	$rmp->{origin_x} = $exit->x;
2412	$rmp->{origin_y} = $exit->y;	2643	$rmp->{origin_y} = $exit->y;
		2644
		2645	$exit->map->touch;
2413	}	2646	}
2414		2647
2415	$rmp->{random_seed} ||= $exit->random_seed;	2648	$rmp->{random_seed} ||= $exit->random_seed;
2416		2649
2417	my $data = cf::to_json $rmp;	2650	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2418	my $md5 = Digest::MD5::md5_hex $data;	2651	my $md5 = Digest::MD5::md5_hex $data;
2419	my $meta = "$RANDOMDIR/$md5.meta";	2652	my $meta = "$RANDOMDIR/$md5.meta";
2420		2653
2421	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2422	aio_write $fh, 0, (length $data), $data, 0;	2655	aio_write $fh, 0, (length $data), $data, 0;
2423	undef $fh;	2656	undef $fh;
2424	aio_rename "$meta~", $meta;	2657	aio_rename "$meta~", $meta;
2425		2658
		2659	my $slaying = "?random/$md5";
		2660
		2661	if ($exit->valid) {
2426	$exit->slaying ("?random/$md5");	2662	$exit->slaying ("?random/$md5");
2427	$exit->msg (undef);	2663	$exit->msg (undef);
		2664	}
2428	}	2665	}
2429	}	2666	}
2430		2667
2431	sub cf::object::player::enter_exit {	2668	sub cf::object::player::enter_exit {
2432	my ($self, $exit) = @_;	2669	my ($self, $exit) = @_;
2433		2670
2434	return unless $self->type == cf::PLAYER;	2671	return unless $self->type == cf::PLAYER;
2435		2672
2436	if ($exit->slaying eq "/!") {
2437	#TODO: this should de-fi-ni-te-ly not be a sync-job
2438	# the problem is that $exit might not survive long enough
2439	# so it needs to be done right now, right here
2440	cf::sync_job { prepare_random_map $exit };
2441	}
2442
2443	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2444	my $hp = $exit->stats->hp;
2445	my $sp = $exit->stats->sp;
2446
2447	$self->enter_link;	2673	$self->enter_link;
2448		2674
2449	# if exit is damned, update players death & WoR home-position
2450	$self->contr->savebed ($slaying, $hp, $sp)
2451	if $exit->flag (FLAG_DAMNED);
2452
2453	(async {	2675	(async {
2454	$self->deactivate_recursive; # just to be sure	2676	$Coro::current->{desc} = "enter_exit";
		2677
2455	unless (eval {	2678	unless (eval {
		2679	$self->deactivate_recursive; # just to be sure
		2680
		2681	# random map handling
		2682	{
		2683	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2684
		2685	prepare_random_map $exit
		2686	if $exit->slaying eq "/!";
		2687	}
		2688
		2689	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2690	my $x = $exit->stats->hp;
		2691	my $y = $exit->stats->sp;
		2692
2456	$self->goto ($slaying, $hp, $sp);	2693	$self->goto ($map, $x, $y);
2457		2694
		2695	# if exit is damned, update players death & WoR home-position
		2696	$self->contr->savebed ($map, $x, $y)
		2697	if $exit->flag (cf::FLAG_DAMNED);
		2698
2458	1;	2699	1
2459	}) {	2700	}) {
2460	$self->message ("Something went wrong deep within the crossfire server. "	2701	$self->message ("Something went wrong deep within the deliantra server. "
2461	. "I'll try to bring you back to the map you were before. "	2702	. "I'll try to bring you back to the map you were before. "
2462	. "Please report this to the dungeon master!",	2703	. "Please report this to the dungeon master!",
2463	cf::NDI_UNIQUE | cf::NDI_RED);	2704	cf::NDI_UNIQUE | cf::NDI_RED);
2464		2705
2465	warn "ERROR in enter_exit: $@";	2706	warn "ERROR in enter_exit: $@";
…		…
2493	the message, with C<log> being the default. If C<$color> is negative, suppress	2734	the message, with C<log> being the default. If C<$color> is negative, suppress
2494	the message unless the client supports the msg packet.	2735	the message unless the client supports the msg packet.
2495		2736
2496	=cut	2737	=cut
2497		2738
		2739	# non-persistent channels (usually the info channel)
		2740	our %CHANNEL = (
		2741	"c/identify" => {
		2742	id => "infobox",
		2743	title => "Identify",
		2744	reply => undef,
		2745	tooltip => "Items recently identified",
		2746	},
		2747	"c/examine" => {
		2748	id => "infobox",
		2749	title => "Examine",
		2750	reply => undef,
		2751	tooltip => "Signs and other items you examined",
		2752	},
		2753	"c/book" => {
		2754	id => "infobox",
		2755	title => "Book",
		2756	reply => undef,
		2757	tooltip => "The contents of a note or book",
		2758	},
		2759	"c/lookat" => {
		2760	id => "infobox",
		2761	title => "Look",
		2762	reply => undef,
		2763	tooltip => "What you saw there",
		2764	},
		2765	"c/who" => {
		2766	id => "infobox",
		2767	title => "Players",
		2768	reply => undef,
		2769	tooltip => "Shows players who are currently online",
		2770	},
		2771	"c/body" => {
		2772	id => "infobox",
		2773	title => "Body Parts",
		2774	reply => undef,
		2775	tooltip => "Shows which body parts you posess and are available",
		2776	},
		2777	"c/skills" => {
		2778	id => "infobox",
		2779	title => "Skills",
		2780	reply => undef,
		2781	tooltip => "Shows your experience per skill and item power",
		2782	},
		2783	"c/uptime" => {
		2784	id => "infobox",
		2785	title => "Uptime",
		2786	reply => undef,
		2787	tooltip => "How long the server has been running since last restart",
		2788	},
		2789	"c/mapinfo" => {
		2790	id => "infobox",
		2791	title => "Map Info",
		2792	reply => undef,
		2793	tooltip => "Information related to the maps",
		2794	},
		2795	"c/party" => {
		2796	id => "party",
		2797	title => "Party",
		2798	reply => "gsay ",
		2799	tooltip => "Messages and chat related to your party",
		2800	},
		2801	);
		2802
2498	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2499	my ($self, $channel, $msg, $color, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2500		2805
2501	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg)
		2807	unless $color & cf::NDI_VERBATIM;
2502		2808
2503	$color &= cf::NDI_CLIENT_MASK; # just in case...	2809	$color &= cf::NDI_CLIENT_MASK; # just in case...
2504		2810
		2811	# check predefined channels, for the benefit of C
		2812	if ($CHANNEL{$channel}) {
		2813	$channel = $CHANNEL{$channel};
		2814
		2815	$self->ext_msg (channel_info => $channel)
		2816	if $self->can_msg;
		2817
		2818	$channel = $channel->{id};
		2819
2505	if (ref $channel) {	2820	} elsif (ref $channel) {
2506	# send meta info to client, if not yet sent	2821	# send meta info to client, if not yet sent
2507	unless (exists $self->{channel}{$channel->{id}}) {	2822	unless (exists $self->{channel}{$channel->{id}}) {
2508	$self->{channel}{$channel->{id}} = $channel;	2823	$self->{channel}{$channel->{id}} = $channel;
2509	$self->ext_msg (channel_info => $channel);	2824	$self->ext_msg (channel_info => $channel)
		2825	if $self->can_msg;
2510	}	2826	}
2511		2827
2512	$channel = $channel->{id};	2828	$channel = $channel->{id};
2513	}	2829	}
2514		2830
…		…
2517	if ($self->can_msg) {	2833	if ($self->can_msg) {
2518	# default colour, mask it out	2834	# default colour, mask it out
2519	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2835	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2520	if $color & cf::NDI_DEF;	2836	if $color & cf::NDI_DEF;
2521		2837
2522	$self->send_packet ("msg " . $self->{json_coder}->encode (	2838	my $pkt = "msg "
		2839	. $self->{json_coder}->encode (
2523	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2840	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2841	);
		2842
		2843	# try lzf for large packets
		2844	$pkt = "lzf " . Compress::LZF::compress $pkt
		2845	if 1024 <= length $pkt and $self->{can_lzf};
		2846
		2847	# split very large packets
		2848	if (8192 < length $pkt and $self->{can_lzf}) {
		2849	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2850	$pkt = "frag";
		2851	}
		2852
		2853	$self->send_packet ($pkt);
2524	} else {	2854	} else {
2525	if ($color >= 0) {	2855	if ($color >= 0) {
2526	# replace some tags by gcfclient-compatible ones	2856	# replace some tags by gcfclient-compatible ones
2527	for ($msg) {	2857	for ($msg) {
2528	1 while	2858	1 while
…		…
2555	=cut	2885	=cut
2556		2886
2557	sub cf::client::ext_msg($$@) {	2887	sub cf::client::ext_msg($$@) {
2558	my ($self, $type, @msg) = @_;	2888	my ($self, $type, @msg) = @_;
2559		2889
2560	my $extcmd = $self->extcmd;
2561
2562	if ($extcmd == 2) {	2890	if ($self->extcmd == 2) {
2563	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2891	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2564	} elsif ($extcmd == 1) { # TODO: remove	2892	} elsif ($self->extcmd == 1) { # TODO: remove
2565	push @msg, msgtype => "event_$type";	2893	push @msg, msgtype => "event_$type";
		2894	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2895	}
		2896	}
		2897
		2898	=item $client->ext_reply ($msgid, @msg)
		2899
		2900	Sends an ext reply to the client.
		2901
		2902	=cut
		2903
		2904	sub cf::client::ext_reply($$@) {
		2905	my ($self, $id, @msg) = @_;
		2906
		2907	if ($self->extcmd == 2) {
		2908	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2909	} elsif ($self->extcmd == 1) {
		2910	#TODO: version 1, remove
		2911	unshift @msg, msgtype => "reply", msgid => $id;
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2912	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2567	}	2913	}
2568	}	2914	}
2569		2915
2570	=item $success = $client->query ($flags, "text", \&cb)	2916	=item $success = $client->query ($flags, "text", \&cb)
…		…
2632	my ($type, $reply, @payload) =	2978	my ($type, $reply, @payload) =
2633	"ARRAY" eq ref $msg	2979	"ARRAY" eq ref $msg
2634	? @$msg	2980	? @$msg
2635	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2981	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2636		2982
		2983	my @reply;
		2984
2637	if (my $cb = $EXTICMD{$type}) {	2985	if (my $cb = $EXTICMD{$type}) {
2638	my @reply = $cb->($ns, @payload);	2986	@reply = $cb->($ns, @payload);
2639
2640	$ns->ext_reply ($reply, @reply)
2641	if $reply;
2642	}	2987	}
		2988
		2989	$ns->ext_reply ($reply, @reply)
		2990	if $reply;
		2991
2643	} else {	2992	} else {
2644	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2993	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2645	}	2994	}
2646		2995
2647	cf::override;	2996	cf::override;
…		…
2707	=pod	3056	=pod
2708		3057
2709	The following functions and methods are available within a safe environment:	3058	The following functions and methods are available within a safe environment:
2710		3059
2711	cf::object	3060	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3061	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove name archname title slaying race	3062	insert remove name archname title slaying race decrease split
2714		3063
2715	cf::object::player	3064	cf::object::player
2716	player	3065	player
2717		3066
2718	cf::player	3067	cf::player
…		…
2723		3072
2724	=cut	3073	=cut
2725		3074
2726	for (	3075	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3076	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove inv name archname title slaying race)],	3077	insert remove inv nrof name archname title slaying race
		3078	decrease split destroy change_exp)],
2729	["cf::object::player" => qw(player)],	3079	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3080	["cf::player" => qw(peaceful)],
2731	["cf::map" => qw(trigger)],	3081	["cf::map" => qw(trigger)],
2732	) {	3082	) {
2733	no strict 'refs';	3083	no strict 'refs';
…		…
2809	# the server's init and main functions	3159	# the server's init and main functions
2810		3160
2811	sub load_facedata($) {	3161	sub load_facedata($) {
2812	my ($path) = @_;	3162	my ($path) = @_;
2813		3163
		3164	# HACK to clear player env face cache, we need some signal framework
		3165	# for this (global event?)
		3166	%ext::player_env::MUSIC_FACE_CACHE = ();
		3167
		3168	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3169
2814	warn "loading facedata from $path\n";	3170	warn "loading facedata from $path\n";
2815		3171
2816	my $facedata;	3172	my $facedata;
2817	0 < aio_load $path, $facedata	3173	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3174	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3176	$facedata = Coro::Storable::thaw $facedata;
2821		3177
2822	$facedata->{version} == 2	3178	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3179	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3180
		3181	# patch in the exptable
		3182	$facedata->{resource}{"res/exp_table"} = {
		3183	type => FT_RSRC,
		3184	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3185	};
		3186	cf::cede_to_tick;
		3187
2825	{	3188	{
2826	my $faces = $facedata->{faceinfo};	3189	my $faces = $facedata->{faceinfo};
2827		3190
2828	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3192	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3193
2830	cf::face::set_visibility $idx, $info->{visibility};	3194	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3195	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3196	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3197	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3198
2835	cf::cede_to_tick;	3199	cf::cede_to_tick;
2836	}	3200	}
2837		3201
2838	while (my ($face, $info) = each %$faces) {	3202	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3203	next unless $info->{smooth};
		3204
2840	my $idx = cf::face::find $face	3205	my $idx = cf::face::find $face
2841	or next;	3206	or next;
		3207
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3208	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3209	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3210	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3211	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3212	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3229
2864	{	3230	{
2865	# TODO: for gcfclient pleasure, we should give resources	3231	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3232	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3233	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3234
2872	while (my ($name, $info) = each %$res) {	3235	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3236	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3237	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3238	my $data;
2879		3239
2880	if ($info->{type} & 1) {	3240	if ($info->{type} & 1) {
2881	# prepend meta info	3241	# prepend meta info
2882		3242
		3243	my $meta = $enc->encode ({
		3244	name => $name,
		3245	%{ $info->{meta} || {} },
		3246	});
		3247
2883	my $data = pack "(w/a*)*", $meta, $info->{data};	3248	$data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3249	} else {
		3250	$data = $info->{data};
		3251	}
2885		3252
2886	cf::face::set_data $idx, 0, $data, $chk;	3253	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3254	cf::face::set_type $idx, $info->{type};
2887	} else {	3255	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3256	$RESOURCE{$name} = $info;
2889	}	3257	}
2890		3258
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3259	cf::cede_to_tick;
2894	}	3260	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	cf::sound::set $sound->[0] => $face;
2905	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2906	}
2907
2908	while (my ($k, $v) = each %{$soundconf->{event}}) {
2909	my $face = cf::face::find "sound/$v";
2910	cf::sound::set $k => $face;
2911	}
2912	}
2913	}	3261	}
		3262
		3263	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2914		3264
2915	1	3265	1
2916	}	3266	}
		3267
		3268	cf::global->attach (on_resource_update => sub {
		3269	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3270	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3271
		3272	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3273	my $sound = $soundconf->{compat}[$_]
		3274	or next;
		3275
		3276	my $face = cf::face::find "sound/$sound->[1]";
		3277	cf::sound::set $sound->[0] => $face;
		3278	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3279	}
		3280
		3281	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3282	my $face = cf::face::find "sound/$v";
		3283	cf::sound::set $k => $face;
		3284	}
		3285	}
		3286	});
2917		3287
2918	register_exticmd fx_want => sub {	3288	register_exticmd fx_want => sub {
2919	my ($ns, $want) = @_;	3289	my ($ns, $want) = @_;
2920		3290
2921	while (my ($k, $v) = each %$want) {	3291	while (my ($k, $v) = each %$want) {
2922	$ns->fx_want ($k, $v);	3292	$ns->fx_want ($k, $v);
2923	}	3293	}
2924	};	3294	};
2925		3295
		3296	sub load_resource_file($) {
		3297	my $guard = lock_acquire "load_resource_file";
		3298
		3299	my $status = load_resource_file_ $_[0];
		3300	get_slot 0.1, 100;
		3301	cf::arch::commit_load;
		3302
		3303	$status
		3304	}
		3305
2926	sub reload_regions {	3306	sub reload_regions {
		3307	# HACK to clear player env face cache, we need some signal framework
		3308	# for this (global event?)
		3309	%ext::player_env::MUSIC_FACE_CACHE = ();
		3310
2927	load_resource_file "$MAPDIR/regions"	3311	load_resource_file "$MAPDIR/regions"
2928	or die "unable to load regions file\n";	3312	or die "unable to load regions file\n";
2929		3313
2930	for (cf::region::list) {	3314	for (cf::region::list) {
2931	$_->{match} = qr/$_->{match}/	3315	$_->{match} = qr/$_->{match}/
…		…
2939	}	3323	}
2940		3324
2941	sub reload_archetypes {	3325	sub reload_archetypes {
2942	load_resource_file "$DATADIR/archetypes"	3326	load_resource_file "$DATADIR/archetypes"
2943	or die "unable to load archetypes\n";	3327	or die "unable to load archetypes\n";
2944	#d# NEED to laod twice to resolve forward references
2945	# this really needs to be done in an extra post-pass
2946	# (which needs to be synchronous, so solve it differently)
2947	load_resource_file "$DATADIR/archetypes"
2948	or die "unable to load archetypes\n";
2949	}	3328	}
2950		3329
2951	sub reload_treasures {	3330	sub reload_treasures {
2952	load_resource_file "$DATADIR/treasures"	3331	load_resource_file "$DATADIR/treasures"
2953	or die "unable to load treasurelists\n";	3332	or die "unable to load treasurelists\n";
2954	}	3333	}
2955		3334
2956	sub reload_resources {	3335	sub reload_resources {
2957	warn "reloading resource files...\n";	3336	warn "reloading resource files...\n";
2958		3337
		3338	reload_facedata;
		3339	reload_archetypes;
2959	reload_regions;	3340	reload_regions;
2960	reload_facedata;
2961	#reload_archetypes;#d#
2962	reload_archetypes;
2963	reload_treasures;	3341	reload_treasures;
2964		3342
2965	warn "finished reloading resource files\n";	3343	warn "finished reloading resource files\n";
2966	}	3344	}
2967		3345
2968	sub init {	3346	sub init {
		3347	my $guard = freeze_mainloop;
		3348
		3349	evthread_start IO::AIO::poll_fileno;
		3350
2969	reload_resources;	3351	reload_resources;
2970	}	3352	}
2971		3353
2972	sub cfg_load {	3354	sub reload_config {
2973	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
2974	or return;	3356	or return;
2975		3357
2976	local $/;	3358	local $/;
2977	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
2978		3360
2979	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2980		3362
2981	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2982	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2988	};	3370	};
2989	warn $@ if $@;	3371	warn $@ if $@;
2990	}	3372	}
2991	}	3373	}
2992		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
2993	sub main {	3394	sub main {
		3395	atomic;
		3396
2994	# we must not ever block the main coroutine	3397	# we must not ever block the main coroutine
2995	local $Coro::idle = sub {	3398	local $Coro::idle = sub {
2996	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3399	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2997	(async {	3400	(async {
2998	Event::one_event;	3401	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3402	EV::loop EV::LOOP_ONESHOT;
2999	})->prio (Coro::PRIO_MAX);	3403	})->prio (Coro::PRIO_MAX);
3000	};	3404	};
3001		3405
3002	cfg_load;	3406	{
		3407	my $guard = freeze_mainloop;
		3408	reload_config;
3003	db_init;	3409	db_init;
3004	load_extensions;	3410	load_extensions;
3005		3411
3006	$TICK_WATCHER->start;	3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3413	}
		3414
		3415	utime time, time, $RUNTIMEFILE;
		3416
		3417	# no (long-running) fork's whatsoever before this point(!)
		3418	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3419
3007	Event::loop;	3420	EV::loop;
3008	}	3421	}
3009		3422
3010	#############################################################################	3423	#############################################################################
3011	# initialisation and cleanup	3424	# initialisation and cleanup
3012		3425
3013	# install some emergency cleanup handlers	3426	# install some emergency cleanup handlers
3014	BEGIN {	3427	BEGIN {
		3428	our %SIGWATCHER = ();
3015	for my $signal (qw(INT HUP TERM)) {	3429	for my $signal (qw(INT HUP TERM)) {
3016	Event->signal (	3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3017	reentrant => 0,
3018	data => WF_AUTOCANCEL,
3019	signal => $signal,
3020	prio => 0,
3021	cb => sub {
3022	cf::cleanup "SIG$signal";	3431	cf::cleanup "SIG$signal";
3023	},
3024	);	3432	};
3025	}	3433	}
3026	}	3434	}
3027		3435
3028	sub write_runtime {	3436	sub write_runtime_sync {
3029	my $runtime = "$LOCALDIR/runtime";
3030
3031	# first touch the runtime file to show we are still running:	3437	# first touch the runtime file to show we are still running:
3032	# the fsync below can take a very very long time.	3438	# the fsync below can take a very very long time.
3033		3439
3034	IO::AIO::aio_utime $runtime, undef, undef;	3440	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3035		3441
3036	my $guard = cf::lock_acquire "write_runtime";	3442	my $guard = cf::lock_acquire "write_runtime";
3037		3443
3038	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3444	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3039	or return;	3445	or return;
3040		3446
3041	my $value = $cf::RUNTIME + 90 + 10;	3447	my $value = $cf::RUNTIME + 90 + 10;
3042	# 10 is the runtime save interval, for a monotonic clock	3448	# 10 is the runtime save interval, for a monotonic clock
3043	# 60 allows for the watchdog to kill the server.	3449	# 60 allows for the watchdog to kill the server.
…		…
3053	aio_utime $fh, undef, undef;	3459	aio_utime $fh, undef, undef;
3054		3460
3055	close $fh	3461	close $fh
3056	or return;	3462	or return;
3057		3463
3058	aio_rename "$runtime~", $runtime	3464	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3059	and return;	3465	and return;
3060		3466
3061	warn "runtime file written.\n";	3467	warn "runtime file written.\n";
3062		3468
3063	1	3469	1
		3470	}
		3471
		3472	our $uuid_lock;
		3473	our $uuid_skip;
		3474
		3475	sub write_uuid_sync($) {
		3476	$uuid_skip ||= $_[0];
		3477
		3478	return if $uuid_lock;
		3479	local $uuid_lock = 1;
		3480
		3481	my $uuid = "$LOCALDIR/uuid";
		3482
		3483	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3484	or return;
		3485
		3486	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3487	$uuid_skip = 0;
		3488
		3489	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3490	and return;
		3491
		3492	# always fsync - this file is important
		3493	aio_fsync $fh
		3494	and return;
		3495
		3496	close $fh
		3497	or return;
		3498
		3499	aio_rename "$uuid~", $uuid
		3500	and return;
		3501
		3502	warn "uuid file written ($value).\n";
		3503
		3504	1
		3505
		3506	}
		3507
		3508	sub write_uuid($$) {
		3509	my ($skip, $sync) = @_;
		3510
		3511	$sync ? write_uuid_sync $skip
		3512	: async { write_uuid_sync $skip };
3064	}	3513	}
3065		3514
3066	sub emergency_save() {	3515	sub emergency_save() {
3067	my $freeze_guard = cf::freeze_mainloop;	3516	my $freeze_guard = cf::freeze_mainloop;
3068		3517
…		…
3074	# and maps saved/destroyed asynchronously.	3523	# and maps saved/destroyed asynchronously.
3075	warn "begin emergency player save\n";	3524	warn "begin emergency player save\n";
3076	for my $login (keys %cf::PLAYER) {	3525	for my $login (keys %cf::PLAYER) {
3077	my $pl = $cf::PLAYER{$login} or next;	3526	my $pl = $cf::PLAYER{$login} or next;
3078	$pl->valid or next;	3527	$pl->valid or next;
		3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3079	$pl->save;	3529	$pl->save;
3080	}	3530	}
3081	warn "end emergency player save\n";	3531	warn "end emergency player save\n";
3082		3532
3083	warn "begin emergency map save\n";	3533	warn "begin emergency map save\n";
…		…
3089	warn "end emergency map save\n";	3539	warn "end emergency map save\n";
3090		3540
3091	warn "begin emergency database checkpoint\n";	3541	warn "begin emergency database checkpoint\n";
3092	BDB::db_env_txn_checkpoint $DB_ENV;	3542	BDB::db_env_txn_checkpoint $DB_ENV;
3093	warn "end emergency database checkpoint\n";	3543	warn "end emergency database checkpoint\n";
		3544
		3545	warn "begin write uuid\n";
		3546	write_uuid_sync 1;
		3547	warn "end write uuid\n";
3094	};	3548	};
3095		3549
3096	warn "leave emergency perl save\n";	3550	warn "leave emergency perl save\n";
3097	}	3551	}
3098		3552
3099	sub post_cleanup {	3553	sub post_cleanup {
3100	my ($make_core) = @_;	3554	my ($make_core) = @_;
3101		3555
3102	warn Carp::longmess "post_cleanup backtrace"	3556	warn Carp::longmess "post_cleanup backtrace"
3103	if $make_core;	3557	if $make_core;
		3558
		3559	my $fh = pidfile;
		3560	unlink $PIDFILE if <$fh> == $$;
		3561	}
		3562
		3563	# a safer delete_package, copied from Symbol
		3564	sub clear_package($) {
		3565	my $pkg = shift;
		3566
		3567	# expand to full symbol table name if needed
		3568	unless ($pkg =~ /^main::.*::$/) {
		3569	$pkg = "main$pkg" if $pkg =~ /^::/;
		3570	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3571	$pkg .= '::' unless $pkg =~ /::$/;
		3572	}
		3573
		3574	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3575	my $stem_symtab = *{$stem}{HASH};
		3576
		3577	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3578	or return;
		3579
		3580	# clear all symbols
		3581	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3582	for my $name (keys %$leaf_symtab) {
		3583	_gv_clear *{"$pkg$name"};
		3584	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3585	}
		3586	warn "cleared package $pkg\n";#d#
3104	}	3587	}
3105		3588
3106	sub do_reload_perl() {	3589	sub do_reload_perl() {
3107	# can/must only be called in main	3590	# can/must only be called in main
3108	if ($Coro::current != $Coro::main) {	3591	if ($Coro::current != $Coro::main) {
3109	warn "can only reload from main coroutine";	3592	warn "can only reload from main coroutine";
3110	return;	3593	return;
3111	}	3594	}
3112		3595
		3596	return if $RELOAD++;
		3597
		3598	while ($RELOAD) {
3113	warn "reloading...";	3599	warn "reloading...";
3114		3600
3115	warn "entering sync_job";	3601	warn "entering sync_job";
3116		3602
3117	cf::sync_job {	3603	cf::sync_job {
3118	cf::write_runtime; # external watchdog should not bark	3604	cf::write_runtime_sync; # external watchdog should not bark
3119	cf::emergency_save;	3605	cf::emergency_save;
3120	cf::write_runtime; # external watchdog should not bark	3606	cf::write_runtime_sync; # external watchdog should not bark
3121		3607
3122	warn "syncing database to disk";	3608	warn "syncing database to disk";
3123	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3124		3610
3125	# if anything goes wrong in here, we should simply crash as we already saved	3611	# if anything goes wrong in here, we should simply crash as we already saved
3126		3612
3127	warn "cancelling all WF_AUTOCANCEL watchers";
3128	for (Event::all_watchers) {
3129	$_->cancel if $_->data & WF_AUTOCANCEL;
3130	}
3131
3132	warn "flushing outstanding aio requests";	3613	warn "flushing outstanding aio requests";
3133	for (;;) {
3134	BDB::flush;
3135	IO::AIO::flush;
3136	Coro::cede;
3137	last unless IO::AIO::nreqs || BDB::nreqs;	3614	while (IO::AIO::nreqs || BDB::nreqs) {
3138	warn "iterate...";	3615	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3139	}
3140
3141	++$RELOAD;
3142
3143	warn "cancelling all extension coros";
3144	$_->cancel for values %EXT_CORO;
3145	%EXT_CORO = ();
3146
3147	warn "removing commands";
3148	%COMMAND = ();
3149
3150	warn "removing ext/exti commands";
3151	%EXTCMD = ();
3152	%EXTICMD = ();
3153
3154	warn "unloading/nuking all extensions";
3155	for my $pkg (@EXTS) {
3156	warn "... unloading $pkg";
3157
3158	if (my $cb = $pkg->can ("unload")) {
3159	eval {
3160	$cb->($pkg);
3161	1
3162	} or warn "$pkg unloaded, but with errors: $@";
3163	}	3616	}
3164		3617
3165	warn "... nuking $pkg";	3618	warn "cancelling all extension coros";
3166	Symbol::delete_package $pkg;	3619	$_->cancel for values %EXT_CORO;
3167	}	3620	%EXT_CORO = ();
3168		3621
3169	warn "unloading all perl modules loaded from $LIBDIR";	3622	warn "removing commands";
3170	while (my ($k, $v) = each %INC) {	3623	%COMMAND = ();
3171	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3172		3624
		3625	warn "removing ext/exti commands";
		3626	%EXTCMD = ();
		3627	%EXTICMD = ();
		3628
		3629	warn "unloading/nuking all extensions";
		3630	for my $pkg (@EXTS) {
3173	warn "... unloading $k";	3631	warn "... unloading $pkg";
3174	delete $INC{$k};
3175		3632
3176	$k =~ s/\.pm$//;
3177	$k =~ s/\//::/g;
3178
3179	if (my $cb = $k->can ("unload_module")) {	3633	if (my $cb = $pkg->can ("unload")) {
		3634	eval {
3180	$cb->();	3635	$cb->($pkg);
		3636	1
		3637	} or warn "$pkg unloaded, but with errors: $@";
		3638	}
		3639
		3640	warn "... clearing $pkg";
		3641	clear_package $pkg;
3181	}	3642	}
3182		3643
3183	Symbol::delete_package $k;	3644	warn "unloading all perl modules loaded from $LIBDIR";
		3645	while (my ($k, $v) = each %INC) {
		3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3647
		3648	warn "... unloading $k";
		3649	delete $INC{$k};
		3650
		3651	$k =~ s/\.pm$//;
		3652	$k =~ s/\//::/g;
		3653
		3654	if (my $cb = $k->can ("unload_module")) {
		3655	$cb->();
		3656	}
		3657
		3658	clear_package $k;
3184	}	3659	}
3185		3660
3186	warn "getting rid of safe::, as good as possible";	3661	warn "getting rid of safe::, as good as possible";
3187	Symbol::delete_package "safe::$_"	3662	clear_package "safe::$_"
3188	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3189		3664
3190	warn "unloading cf.pm \"a bit\"";	3665	warn "unloading cf.pm \"a bit\"";
3191	delete $INC{"cf.pm"};	3666	delete $INC{"cf.pm"};
3192	delete $INC{"cf/pod.pm"};	3667	delete $INC{"cf/pod.pm"};
3193		3668
3194	# don't, removes xs symbols, too,	3669	# don't, removes xs symbols, too,
3195	# and global variables created in xs	3670	# and global variables created in xs
3196	#Symbol::delete_package __PACKAGE__;	3671	#clear_package __PACKAGE__;
3197		3672
3198	warn "unload completed, starting to reload now";	3673	warn "unload completed, starting to reload now";
3199		3674
3200	warn "reloading cf.pm";	3675	warn "reloading cf.pm";
3201	require cf;	3676	require cf;
3202	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3203		3678
3204	warn "loading config and database again";	3679	warn "loading config and database again";
3205	cf::cfg_load;	3680	cf::reload_config;
3206		3681
3207	warn "loading extensions";	3682	warn "loading extensions";
3208	cf::load_extensions;	3683	cf::load_extensions;
3209		3684
3210	warn "reattaching attachments to objects/players";	3685	warn "reattaching attachments to objects/players";
3211	_global_reattach; # objects, sockets	3686	_global_reattach; # objects, sockets
3212	warn "reattaching attachments to maps";	3687	warn "reattaching attachments to maps";
3213	reattach $_ for values %MAP;	3688	reattach $_ for values %MAP;
3214	warn "reattaching attachments to players";	3689	warn "reattaching attachments to players";
3215	reattach $_ for values %PLAYER;	3690	reattach $_ for values %PLAYER;
3216		3691
3217	warn "leaving sync_job";	3692	warn "leaving sync_job";
3218		3693
3219	1	3694	1
3220	} or do {	3695	} or do {
3221	warn $@;	3696	warn $@;
3222	warn "error while reloading, exiting.";	3697	cf::cleanup "error while reloading, exiting.";
3223	exit 1;
3224	};	3698	};
3225		3699
3226	warn "reloaded";	3700	warn "reloaded";
		3701	--$RELOAD;
		3702	}
3227	};	3703	};
3228		3704
3229	our $RELOAD_WATCHER; # used only during reload	3705	our $RELOAD_WATCHER; # used only during reload
3230		3706
3231	sub reload_perl() {	3707	sub reload_perl() {
3232	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3233	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3234		3710
3235	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3236	reentrant => 0,
3237	after => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => sub {
3240	do_reload_perl;	3712	do_reload_perl;
3241	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3242	},
3243	);	3714	};
3244	}	3715	}
3245		3716
3246	register_command "reload" => sub {	3717	register_command "reload" => sub {
3247	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3248		3719
3249	if ($who->flag (FLAG_WIZ)) {	3720	if ($who->flag (FLAG_WIZ)) {
3250	$who->message ("reloading server.");	3721	$who->message ("reloading server.");
		3722	async {
		3723	$Coro::current->{desc} = "perl_reload";
3251	async { reload_perl };	3724	reload_perl;
		3725	};
3252	}	3726	}
3253	};	3727	};
3254		3728
3255	unshift @INC, $LIBDIR;	3729	unshift @INC, $LIBDIR;
3256		3730
…		…
3258		3732
3259	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3260	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3261		3735
3262	sub wait_for_tick {	3736	sub wait_for_tick {
3263	return unless $TICK_WATCHER->is_active;
3264	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3265		3738
3266	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3267	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3268	$signal->wait;	3741	$signal->wait;
3269	}	3742	}
3270		3743
3271	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3272	return unless $TICK_WATCHER->is_active;
3273	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3274		3746
3275	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3276	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3277	$signal->wait;	3749	$signal->wait;
3278	}	3750	}
3279		3751
3280	my $min = 1e6;#d#	3752	sub tick {
3281	my $avg = 10;
3282	$TICK_WATCHER = Event->timer (
3283	reentrant => 0,
3284	parked => 1,
3285	prio => 0,
3286	at => $NEXT_TICK || $TICK,
3287	data => WF_AUTOCANCEL,
3288	cb => sub {
3289	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3290	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3291	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3292	return;	3756	return;
3293	}	3757	}
3294		3758
3295	$NOW = $tick_start = Event::time;
3296
3297	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3298		3760
3299	0 && sync_job {#d#	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3300	for(1..10) {	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3301	my $t = Event::time;	3763	Coro::async_pool {
3302	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3764	$Coro::current->{desc} = "runtime saver";
3303	or die;	3765	write_runtime_sync
3304		3766	or warn "ERROR: unable to write runtime file: $!";
3305	$map->width (50);
3306	$map->height (50);
3307	$map->alloc;
3308	$map->_load_objects ("/tmp/x.map", 1);
3309	my $t = Event::time - $t;
3310
3311	#next unless $t < 0.0013;#d#
3312	if ($t < $min) {
3313	$min = $t;
3314	}
3315	$avg = $avg * 0.99 + $t * 0.01;
3316	}
3317	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3318	exit 0;
3319	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3320	};	3767	};
		3768	}
3321		3769
3322	$RUNTIME += $TICK;
3323	$NEXT_TICK += $TICK;
3324
3325	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3326	$NEXT_RUNTIME_WRITE = $NOW + 10;
3327	Coro::async_pool {
3328	write_runtime
3329	or warn "ERROR: unable to write runtime file: $!";
3330	};
3331	}
3332
3333	# my $AFTER = Event::time;
3334	# warn $AFTER - $NOW;#d#
3335
3336	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3337	$sig->send;	3771	$sig->send;
3338	}	3772	}
3339	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3340	$sig->send;	3774	$sig->send;
3341	}	3775	}
3342		3776
3343	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3344
3345	# if we are delayed by four ticks or more, skip them all
3346	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3347
3348	$TICK_WATCHER->at ($NEXT_TICK);
3349	$TICK_WATCHER->start;
3350
3351	$LOAD = ($NOW - $tick_start) / $TICK;
3352	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3353		3779
3354	_post_tick;	3780	if (0) {
3355		3781	if ($NEXT_TICK) {
3356		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3357	},	3786	}
3358	);	3787	}
3359		3788
3360	{	3789	{
3361	BDB::max_poll_time $TICK * 0.1;	3790	# configure BDB
3362	$BDB_POLL_WATCHER = Event->io (	3791
3363	reentrant => 0,
3364	fd => BDB::poll_fileno,
3365	poll => 'r',
3366	prio => 0,
3367	data => WF_AUTOCANCEL,
3368	cb => \&BDB::poll_cb,
3369	);
3370	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3371		3793	BDB::max_poll_reqs $TICK * 0.1;
3372	BDB::set_sync_prepare {	3794	$AnyEvent::BDB::WATCHER->priority (1);
3373	my $status;
3374	my $current = $Coro::current;
3375	(
3376	sub {
3377	$status = $!;
3378	$current->ready; undef $current;
3379	},
3380	sub {
3381	Coro::schedule while defined $current;
3382	$! = $status;
3383	},
3384	)
3385	};
3386		3795
3387	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3388	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
		3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3799	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3800	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3801	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3802	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3389		3803
3390	cf::sync_job {	3804	cf::sync_job {
3391	eval {	3805	eval {
3392	BDB::db_env_open	3806	BDB::db_env_open
3393	$DB_ENV,	3807	$DB_ENV,
…		…
3395	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3809	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3396	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3810	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3397	0666;	3811	0666;
3398		3812
3399	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3813	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3400
3401	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3402	$DB_ENV->set_lk_detect;
3403	};	3814	};
3404		3815
3405	cf::cleanup "db_env_open(db): $@" if $@;	3816	cf::cleanup "db_env_open(db): $@" if $@;
3406	};	3817	};
3407	}	3818	}
		3819
		3820	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3821	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3822	};
		3823	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3824	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3825	};
		3826	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3827	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3828	};
3408	}	3829	}
3409		3830
3410	{	3831	{
		3832	# configure IO::AIO
		3833
3411	IO::AIO::min_parallel 8;	3834	IO::AIO::min_parallel 8;
3412
3413	undef $Coro::AIO::WATCHER;
3414	IO::AIO::max_poll_time $TICK * 0.1;	3835	IO::AIO::max_poll_time $TICK * 0.1;
3415	$AIO_POLL_WATCHER = Event->io (	3836	undef $AnyEvent::AIO::WATCHER;
3416	reentrant => 0,
3417	data => WF_AUTOCANCEL,
3418	fd => IO::AIO::poll_fileno,
3419	poll => 'r',
3420	prio => 6,
3421	cb => \&IO::AIO::poll_cb,
3422	);
3423	}	3837	}
3424		3838
3425	my $_log_backtrace;	3839	my $_log_backtrace;
3426		3840
3427	sub _log_backtrace {	3841	sub _log_backtrace {
…		…
3430	$msg =~ s/\n//;	3844	$msg =~ s/\n//;
3431		3845
3432	# limit the # of concurrent backtraces	3846	# limit the # of concurrent backtraces
3433	if ($_log_backtrace < 2) {	3847	if ($_log_backtrace < 2) {
3434	++$_log_backtrace;	3848	++$_log_backtrace;
		3849	my $perl_bt = Carp::longmess $msg;
3435	async {	3850	async {
		3851	$Coro::current->{desc} = "abt $msg";
		3852
3436	my @bt = fork_call {	3853	my @bt = fork_call {
3437	@addr = map { sprintf "%x", $_ } @addr;	3854	@addr = map { sprintf "%x", $_ } @addr;
3438	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3855	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3439	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3856	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3440	or die "addr2line: $!";	3857	or die "addr2line: $!";
…		…
3448	}	3865	}
3449		3866
3450	@funcs	3867	@funcs
3451	};	3868	};
3452		3869
3453	LOG llevInfo, "[ABT] $msg\n";	3870	LOG llevInfo, "[ABT] $perl_bt\n";
		3871	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3454	LOG llevInfo, "[ABT] $_\n" for @bt;	3872	LOG llevInfo, "[ABT] $_\n" for @bt;
3455	--$_log_backtrace;	3873	--$_log_backtrace;
3456	};	3874	};
3457	} else {	3875	} else {
3458	LOG llevInfo, "[ABT] $msg\n";	3876	LOG llevInfo, "[ABT] $msg\n";

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