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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.334 by root, Mon Aug 20 22:09:04 2007 UTC vs.
Revision 1.456 by root, Tue Sep 30 04:00:35 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 $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
102		134
103	binmode STDOUT;	135	binmode STDOUT;
104	binmode STDERR;	136	binmode STDERR;
105		137
106	# read virtual server time, if available	138	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	139	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	140	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	141	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	142	$RUNTIME = <$fh> + 0.;
111	}	143	}
112		144
113	mkdir $_	145	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		191
160	The raw value load value from the last tick.	192	The raw value load value from the last tick.
161		193
162	=item %cf::CFG	194	=item %cf::CFG
163		195
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	197	from wherever your confdir points to.
166		198
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	199	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		200
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	219	$msg .= "\n"
188	unless $msg =~ /\n$/;	220	unless $msg =~ /\n$/;
189		221
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		223
192	utf8::encode $msg;
193	LOG llevError, $msg;	224	LOG llevError, $msg;
194	};	225	};
195	}	226	}
		227
		228	$Coro::State::DIEHOOK = sub {
		229	return unless $^S eq 0; # "eq", not "=="
		230
		231	if ($Coro::current == $Coro::main) {#d#
		232	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		233	return;#d#
		234	}#d#
		235
		236	# kill coroutine otherwise
		237	warn Carp::longmess $_[0];
		238	Coro::terminate
		239	};
		240
		241	$SIG{__DIE__} = sub { }; #d#?
196		242
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	253	for my $pkg (qw(
208	cf::global cf::attachable	254	cf::global cf::attachable
209	cf::object cf::object::player	255	cf::object cf::object::player
210	cf::client cf::player	256	cf::client cf::player
211	cf::arch cf::living	257	cf::arch cf::living
		258	cf::map cf::mapspace
212	cf::map cf::party cf::region	259	cf::party cf::region
213	)) {	260	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	262	}
217		263
218	$Event::DIED = sub {	264	$EV::DIED = sub {
219	warn "error in event callback: @_";	265	warn "error in event callback: @_";
220	};	266	};
221		267
222	#############################################################################	268	#############################################################################
223		269
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	293	$d
248	} || "[unable to dump $_[0]: '$@']";	294	} || "[unable to dump $_[0]: '$@']";
249	}	295	}
250		296
251	=item $ref = cf::from_json $json	297	=item $ref = cf::decode_json $json
252		298
253	Converts a JSON string into the corresponding perl data structure.	299	Converts a JSON string into the corresponding perl data structure.
254		300
255	=item $json = cf::to_json $ref	301	=item $json = cf::encode_json $ref
256		302
257	Converts a perl data structure into its JSON representation.	303	Converts a perl data structure into its JSON representation.
258		304
259	=cut	305	=cut
260		306
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		308
263	sub to_json ($) { $json_coder->encode ($_[0]) }	309	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	310	sub decode_json($) { $json_coder->decode ($_[0]) }
		311
		312	=item cf::post_init { BLOCK }
		313
		314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		315	but I<before> the server starts ticking again.
		316
		317	The cdoeblock will have a single boolean argument to indicate whether this
		318	is a reload or not.
		319
		320	=cut
		321
		322	sub post_init(&) {
		323	push @POST_INIT, shift;
		324	}
265		325
266	=item cf::lock_wait $string	326	=item cf::lock_wait $string
267		327
268	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
269		329
…		…
272	Wait until the given lock is available and then acquires it and returns	332	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,	333	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	334	for example when the coroutine gets canceled), the lock is automatically
275	returned.	335	returned.
276		336
		337	Locks are *not* recursive, locking from the same coro twice results in a
		338	deadlocked coro.
		339
277	Lock names should begin with a unique identifier (for example, cf::map::find	340	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	341	uses map_find and cf::map::load uses map_load).
279		342
280	=item $locked = cf::lock_active $string	343	=item $locked = cf::lock_active $string
281		344
282	Return true if the lock is currently active, i.e. somebody has locked it.	345	Return true if the lock is currently active, i.e. somebody has locked it.
283		346
284	=cut	347	=cut
285		348
286	our %LOCK;	349	our %LOCK;
		350	our %LOCKER;#d#
287		351
288	sub lock_wait($) {	352	sub lock_wait($) {
289	my ($key) = @_;	353	my ($key) = @_;
290		354
		355	if ($LOCKER{$key} == $Coro::current) {#d#
		356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		357	return;#d#
		358	}#d#
		359
291	# wait for lock, if any	360	# wait for lock, if any
292	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
293	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	364	Coro::schedule;
295	}	365	}
296	}	366	}
297		367
…		…
300		370
301	# wait, to be sure we are not locked	371	# wait, to be sure we are not locked
302	lock_wait $key;	372	lock_wait $key;
303		373
304	$LOCK{$key} = [];	374	$LOCK{$key} = [];
		375	$LOCKER{$key} = $Coro::current;#d#
305		376
306	Coro::guard {	377	Coro::guard {
		378	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	379	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	380	$_->ready for @{ delete $LOCK{$key} };
309	}	381	}
310	}	382	}
311		383
…		…
314		386
315	! ! $LOCK{$key}	387	! ! $LOCK{$key}
316	}	388	}
317		389
318	sub freeze_mainloop {	390	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
320		392
321	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	394	}
323	};	395
324	$TICK_WATCHER->stop;	396	=item cf::periodic $interval, $cb
325	$guard	397
		398	Like EV::periodic, but randomly selects a starting point so that the actions
		399	get spread over timer.
		400
		401	=cut
		402
		403	sub periodic($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
326	}	409	}
327		410
328	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
329		412
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	424	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	425	our $SLOT_QUEUE;
343		426
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	428	$SLOT_QUEUE = Coro::async {
		429	$Coro::current->desc ("timeslot manager");
		430
346	my $signal = new Coro::Signal;	431	my $signal = new Coro::Signal;
347		432
348	while () {	433	while () {
349	next_job:	434	next_job:
350	my $avail = cf::till_tick;	435	my $avail = cf::till_tick;
…		…
358	}	443	}
359	}	444	}
360	}	445	}
361		446
362	if (@SLOT_QUEUE) {	447	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	449	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	450	$signal->wait;
366	} else {	451	} else {
367	Coro::schedule;	452	Coro::schedule;
368	}	453	}
369	}	454	}
370	};	455	};
371		456
372	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
373	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
374		461
375	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
377		464
…		…
391		478
392	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
393		480
394	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
395		482
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	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	484	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	485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	486	acceptable.
400		487
401	If it must be done, put the blocking parts into C<sync_job>. This will run	488	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	489	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		494
408	sub sync_job(&) {	495	sub sync_job(&) {
409	my ($job) = @_;	496	my ($job) = @_;
410		497
411	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	499	my $time = EV::time;
413		500
414	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
416		503
417	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	505
419	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
420		507
421	my $busy = 1;	508	my $busy = 1;
422	my @res;	509	my @res;
423		510
424	(async {	511	(async {
		512	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	513	@res = eval { $job->() };
426	warn $@ if $@;	514	warn $@ if $@;
427	undef $busy;	515	undef $busy;
428	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
429		517
430	while ($busy) {	518	while ($busy) {
431	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
432	}	523	}
		524	}
433		525
434	$time = Event::time - $time;	526	my $time = EV::time - $time;
435		527
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	528	$TICK_START += $time; # do not account sync jobs to server load
440		529
441	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
442	} else {	531	} else {
443	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
444		533
…		…
469	=item fork_call { }, $args	558	=item fork_call { }, $args
470		559
471	Executes the given code block with the given arguments in a seperate	560	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	562	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
475		564
476	=cut	565	=cut
477		566
478	sub fork_call(&@) {	567	sub fork_call(&@) {
479	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
480		569
481	# we seemingly have to make a local copy of the whole thing,	570	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	571	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	572	# TODO: investigate and fix (likely this will be rather laborious)
484		573
485	my @res = Coro::Util::fork_eval {	574	my @res = Coro::Util::fork_eval {
486	reset_signals;	575	reset_signals;
487	&$cb	576	&$cb
488	}, @args;	577	}, @args;
489		578
490	wantarray ? @res : $res[-1]	579	wantarray ? @res : $res[-1]
491	}	580	}
492		581
		582	=item $coin = coin_from_name $name
		583
		584	=cut
		585
		586	our %coin_alias = (
		587	"silver" => "silvercoin",
		588	"silvercoin" => "silvercoin",
		589	"silvercoins" => "silvercoin",
		590	"gold" => "goldcoin",
		591	"goldcoin" => "goldcoin",
		592	"goldcoins" => "goldcoin",
		593	"platinum" => "platinacoin",
		594	"platinumcoin" => "platinacoin",
		595	"platinumcoins" => "platinacoin",
		596	"platina" => "platinacoin",
		597	"platinacoin" => "platinacoin",
		598	"platinacoins" => "platinacoin",
		599	"royalty" => "royalty",
		600	"royalties" => "royalty",
		601	);
		602
		603	sub coin_from_name($) {
		604	$coin_alias{$_[0]}
		605	? cf::arch::find $coin_alias{$_[0]}
		606	: undef
		607	}
		608
493	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
494		610
495	Returns a single value from the environment database.	611	Returns a single value from the environment database.
496		612
497	=item cf::db_put $family => $key => $value	613	=item cf::db_put $family => $key => $value
498		614
499	Stores the given C<$value> in the family. It can currently store binary	615	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).	616	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		617
		618	=item $db = cf::db_table "name"
		619
		620	Create and/or open a new database table. The string must not be "db" and must be unique
		621	within each server.
		622
502	=cut	623	=cut
		624
		625	sub db_table($) {
		626	my ($name) = @_;
		627	my $db = BDB::db_create $DB_ENV;
		628
		629	eval {
		630	$db->set_flags (BDB::CHKSUM);
		631
		632	utf8::encode $name;
		633	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		634	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		635	cf::cleanup "db_open(db): $!" if $!;
		636	};
		637	cf::cleanup "db_open(db): $@" if $@;
		638
		639	$db
		640	}
503		641
504	our $DB;	642	our $DB;
505		643
506	sub db_init {	644	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	645	cf::sync_job {
511	eval {	646	$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	}	647	};
521	}	648	}
522		649
523	sub db_get($$) {	650	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	651	my $key = "$_[0]/$_[1]";
525		652
…		…
575	if (1) {	702	if (1) {
576	$md5 =	703	$md5 =
577	join "\x00",	704	join "\x00",
578	$processversion,	705	$processversion,
579	map {	706	map {
580	Coro::cede;	707	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	708	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	709	} 0.. $#$src;
583		710
584		711
585	my $dbmd5 = db_get cache => "$id/md5";	712	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		750
624	#############################################################################	751	#############################################################################
625		752
626	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
627		754
628	Many objects in crossfire are so-called attachable objects. That means you can	755	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")	756	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
631		758
632	In the following description, CLASS can be any of C<global>, C<object>	759	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	760	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	761	Deliantra).
635		762
636	=over 4	763	=over 4
637		764
638	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
639		766
…		…
683	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
684		811
685	Register an attachment by C<$name> through which attachable objects of the	812	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
687		814
688	Some classes such as crossfire maps and objects can specify attachments	815	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.	816	that are attached at load/instantiate time, thus the need for a name.
690		817
691	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
692		819
693	=over 4	820	=over 4
…		…
921	}	1048	}
922		1049
923	0	1050	0
924	}	1051	}
925		1052
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1054
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1056
930	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
931		1058
…		…
937		1064
938	=cut	1065	=cut
939		1066
940	#############################################################################	1067	#############################################################################
941	# object support	1068	# object support
942	#
943		1069
		1070	sub _object_equal($$);
		1071	sub _object_equal($$) {
		1072	my ($a, $b) = @_;
		1073
		1074	return 0 unless (ref $a) eq (ref $b);
		1075
		1076	if ("HASH" eq ref $a) {
		1077	my @ka = keys %$a;
		1078	my @kb = keys %$b;
		1079
		1080	return 0 if @ka != @kb;
		1081
		1082	for (0 .. $#ka) {
		1083	return 0 unless $ka[$_] eq $kb[$_];
		1084	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1085	}
		1086
		1087	} elsif ("ARRAY" eq ref $a) {
		1088
		1089	return 0 if @$a != @$b;
		1090
		1091	for (0 .. $#$a) {
		1092	return 0 unless _object_equal $a->[$_], $b->[$_];
		1093	}
		1094
		1095	} elsif ($a ne $b) {
		1096	return 0;
		1097	}
		1098
		1099	1
		1100	}
		1101
		1102	our $SLOW_MERGES;#d#
944	sub _can_merge {	1103	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
946		1105
947	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1107
951	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
952	}	1110	}
953		1111
954	sub reattach {	1112	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1114	my ($obj) = @_;
957		1115
		1116	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1117	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1118
960	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
961		1120
962	@$registry = ();	1121	@$registry = ();
963		1122
…		…
978	cf::attachable->attach (	1137	cf::attachable->attach (
979	prio => -1000000,	1138	prio => -1000000,
980	on_instantiate => sub {	1139	on_instantiate => sub {
981	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
982		1141
983	$data = from_json $data;	1142	$data = decode_json $data;
984		1143
985	for (@$data) {	1144	for (@$data) {
986	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
987		1146
988	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1163	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
1006		1165
1007	sync_job {	1166	sync_job {
1008	if (length $$rdata) {	1167	if (length $$rdata) {
		1168	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1011		1171
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1176	aio_close $fh;
1017		1177
1018	if (@$objs) {	1178	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1184	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1186	}
1027	} else {	1187	} else {
1028	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1029	}	1189	}
1030		1190
1031	aio_rename "$filename~", $filename;	1191	aio_rename "$filename~", $filename;
		1192
		1193	$filename =~ s%/[^/]+$%%;
		1194	aio_pathsync $filename;
1032	} else {	1195	} else {
1033	warn "FATAL: $filename~: $!\n";	1196	warn "FATAL: $filename~: $!\n";
1034	}	1197	}
1035	} else {	1198	} else {
1036	aio_unlink $filename;	1199	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1200	aio_unlink "$filename.pst";
1038	}	1201	}
1039	}	1202	};
1040	}	1203	}
1041		1204
1042	sub object_freezer_as_string {	1205	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1206	my ($rdata, $objs) = @_;
1044		1207
…		…
1056	or return;	1219	or return;
1057		1220
1058	unless (aio_stat "$filename.pst") {	1221	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1222	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1223	or return;
		1224
1061	$av = eval { (Storable::thaw $av)->{objs} };	1225	my $st = eval { Coro::Storable::thaw $av };
		1226	$av = $st->{objs};
1062	}	1227	}
1063		1228
		1229	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1230	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1231	$decname, length $data, scalar @{$av || []};
		1232
1066	return ($data, $av);	1233	($data, $av)
1067	}	1234	}
1068		1235
1069	=head2 COMMAND CALLBACKS	1236	=head2 COMMAND CALLBACKS
1070		1237
1071	=over 4	1238	=over 4
…		…
1149	my ($type, $reply, @payload) =	1316	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1317	"ARRAY" eq ref $msg
1151	? @$msg	1318	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1319	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1320
		1321	my @reply;
		1322
1154	if (my $cb = $EXTCMD{$type}) {	1323	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1324	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1325	}
		1326
		1327	$pl->ext_reply ($reply, @reply)
		1328	if $reply;
		1329
1160	} else {	1330	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1331	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1332	}
1163		1333
1164	cf::override;	1334	cf::override;
…		…
1191		1361
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1362	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1363	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1364
1195	$ext{source} =	1365	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1366	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1367	. "#line 1 \"$path\"\n{\n"
1198	. $source	1368	. $source
1199	. "\n};\n1";	1369	. "\n};\n1";
1200		1370
1201	$todo{$base} = \%ext;	1371	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1387	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1388	: "$v->{base}: extension inactive.\n";
1219		1389
1220	if (exists $v->{meta}{mandatory}) {	1390	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1391	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1392	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1393	}
1225		1394
1226	warn $msg;	1395	warn $msg;
1227	}	1396	}
1228		1397
…		…
1242		1411
1243	=back	1412	=back
1244		1413
1245	=head2 CORE EXTENSIONS	1414	=head2 CORE EXTENSIONS
1246		1415
1247	Functions and methods that extend core crossfire objects.	1416	Functions and methods that extend core deliantra objects.
1248		1417
1249	=cut	1418	=cut
1250		1419
1251	package cf::player;	1420	package cf::player;
1252		1421
1253	use Coro::AIO;	1422	use Coro::AIO;
1254		1423
1255	=head3 cf::player	1424	=head3 cf::player
1256		1425
1257	=over 4	1426	=over 4
		1427
		1428	=item cf::player::num_playing
		1429
		1430	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1431
		1432	=cut
		1433
		1434	sub num_playing {
		1435	scalar grep
		1436	$_->ob->map
		1437	&& !$_->hidden
		1438	&& !$_->ob->flag (cf::FLAG_WIZ),
		1439	cf::player::list
		1440	}
1258		1441
1259	=item cf::player::find $login	1442	=item cf::player::find $login
1260		1443
1261	Returns the given player object, loading it if necessary (might block).	1444	Returns the given player object, loading it if necessary (might block).
1262		1445
…		…
1281		1464
1282	sub exists($) {	1465	sub exists($) {
1283	my ($login) = @_;	1466	my ($login) = @_;
1284		1467
1285	$cf::PLAYER{$login}	1468	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1469	or !aio_stat path $login
1287	}	1470	}
1288		1471
1289	sub find($) {	1472	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1473	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1474	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1481	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1482	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1483	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1484	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1485
1303	my $pl = load_pl path $login	1486	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1487	or return;
		1488
		1489	my $pl = cf::player::load_pl $f
		1490	or return;
		1491
		1492	local $cf::PLAYER_LOADING{$login} = $pl;
		1493	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1494	$cf::PLAYER{$login} = $pl
1306	}	1495	}
1307	}	1496	}
1308	}	1497	}
1309		1498
…		…
1318	return if $pl->{deny_save};	1507	return if $pl->{deny_save};
1319		1508
1320	aio_mkdir playerdir $pl, 0770;	1509	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1510	$pl->{last_save} = $cf::RUNTIME;
1322		1511
		1512	cf::get_slot 0.01;
		1513
1323	$pl->save_pl ($path);	1514	$pl->save_pl ($path);
1324	Coro::cede;	1515	cf::cede_to_tick;
1325	}	1516	}
1326		1517
1327	sub new($) {	1518	sub new($) {
1328	my ($login) = @_;	1519	my ($login) = @_;
1329		1520
…		…
1358	my ($pl) = @_;	1549	my ($pl) = @_;
1359		1550
1360	my $name = $pl->ob->name;	1551	my $name = $pl->ob->name;
1361		1552
1362	$pl->{deny_save} = 1;	1553	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1554	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1555
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1556	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1557	$pl->deactivate;
		1558	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1559	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1560	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1561	$pl->ns->destroy if $pl->ns;
1369		1562
1370	my $path = playerdir $pl;	1563	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1564	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1600	or return [];
1408		1601
1409	my @logins;	1602	my @logins;
1410		1603
1411	for my $login (@$dirs) {	1604	for my $login (@$dirs) {
		1605	my $path = path $login;
		1606
		1607	# a .pst is a dead give-away for a valid player
		1608	# if no pst file found, open and chekc for blocked users
		1609	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1610	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1611	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1612	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1613	}
1415		1614
1416	utf8::decode $login;	1615	utf8::decode $login;
1417	push @logins, $login;	1616	push @logins, $login;
1418	}	1617	}
1419		1618
…		…
1446	}	1645	}
1447		1646
1448	\@paths	1647	\@paths
1449	}	1648	}
1450		1649
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1650	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1651
1453	Expand crossfire pod fragments into protocol xml.	1652	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		1653
1501	=item $player->ext_reply ($msgid, @msg)	1654	=item $player->ext_reply ($msgid, @msg)
1502		1655
1503	Sends an ext reply to the player.	1656	Sends an ext reply to the player.
1504		1657
1505	=cut	1658	=cut
1506		1659
1507	sub ext_reply($$@) {	1660	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1661	my ($self, $id, @msg) = @_;
1509		1662
1510	if ($self->ns->extcmd == 2) {	1663	$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	}	1664	}
1518		1665
1519	=item $player->ext_msg ($type, @msg)	1666	=item $player->ext_msg ($type, @msg)
1520		1667
1521	Sends an ext event to the client.	1668	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1724	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1725	our $DEFAULT_RESET = 3000;
1579		1726
1580	sub generate_random_map {	1727	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1728	my ($self, $rmp) = @_;
		1729
		1730	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1731
1582	# mit "rum" bekleckern, nicht	1732	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1733	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1858
1709	# the temporary/swap location	1859	# the temporary/swap location
1710	sub save_path {	1860	sub save_path {
1711	my ($self) = @_;	1861	my ($self) = @_;
1712		1862
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1864	"$TMPDIR/$path.map"
1715	}	1865	}
1716		1866
1717	# the unique path, undef == no special unique path	1867	# the unique path, undef == no special unique path
1718	sub uniq_path {	1868	sub uniq_path {
1719	my ($self) = @_;	1869	my ($self) = @_;
1720		1870
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1872	"$UNIQUEDIR/$path"
1723	}	1873	}
1724		1874
1725	# and all this just because we cannot iterate over	1875	# and all this just because we cannot iterate over
1726	# all maps in C++...	1876	# all maps in C++...
…		…
1749		1899
1750	sub load_header_from($) {	1900	sub load_header_from($) {
1751	my ($self, $path) = @_;	1901	my ($self, $path) = @_;
1752		1902
1753	utf8::encode $path;	1903	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1904	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1905	or return;
		1906
		1907	$self->_load_header ($f)
		1908	or return;
		1909
		1910	local $MAP_LOADING{$self->{path}} = $self;
		1911	$f->resolve_delayed_derefs;
1759		1912
1760	$self->{load_path} = $path;	1913	$self->{load_path} = $path;
1761		1914
1762	1	1915	1
1763	}	1916	}
…		…
1817	sub find {	1970	sub find {
1818	my ($path, $origin) = @_;	1971	my ($path, $origin) = @_;
1819		1972
1820	$path = normalise $path, $origin && $origin->path;	1973	$path = normalise $path, $origin && $origin->path;
1821		1974
		1975	cf::lock_wait "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1976	cf::lock_wait "map_find:$path";
1823		1977
1824	$cf::MAP{$path} || do {	1978	$cf::MAP{$path} || do {
		1979	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1825	my $guard = cf::lock_acquire "map_find:$path";	1980	my $guard2 = cf::lock_acquire "map_find:$path";
		1981
1826	my $map = new_from_path cf::map $path	1982	my $map = new_from_path cf::map $path
1827	or return;	1983	or return;
1828		1984
1829	$map->{last_save} = $cf::RUNTIME;	1985	$map->{last_save} = $cf::RUNTIME;
1830		1986
…		…
1832	or return;	1988	or return;
1833		1989
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	1991	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	1992	#$cf::WAIT_FOR_TICK->wait;
		1993	undef $guard2;
		1994	undef $guard1;
1837	$map->reset;	1995	$map->reset;
1838	undef $guard;
1839	return find $path;	1996	return find $path;
1840	}	1997	}
1841		1998
1842	$cf::MAP{$path} = $map	1999	$cf::MAP{$path} = $map
1843	}	2000	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2009	local $self->{deny_reset} = 1; # loading can take a long time
1853		2010
1854	my $path = $self->{path};	2011	my $path = $self->{path};
1855		2012
1856	{	2013	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2014	my $guard = cf::lock_acquire "map_data:$path";
1858		2015
		2016	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2017	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2018
1861	$self->in_memory (cf::MAP_LOADING);	2019	$self->in_memory (cf::MAP_LOADING);
1862		2020
1863	$self->alloc;	2021	$self->alloc;
1864		2022
1865	$self->pre_load;	2023	$self->pre_load;
1866	Coro::cede;	2024	cf::cede_to_tick;
1867		2025
		2026	my $f = new_from_file cf::object::thawer $self->{load_path};
		2027	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2028	$self->_load_objects ($f)
1869	or return;	2029	or return;
1870		2030
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2031	$self->post_load_original
1872	if delete $self->{load_original};	2032	if delete $self->{load_original};
1873		2033
1874	if (my $uniq = $self->uniq_path) {	2034	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2035	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2036	unless (aio_stat $uniq) {
		2037	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2038	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2039	$self->_load_objects ($f);
		2040	$f->resolve_delayed_derefs;
		2041	}
1879	}	2042	}
1880	}	2043	}
1881		2044
1882	Coro::cede;	2045	$f->resolve_delayed_derefs;
		2046
		2047	cf::cede_to_tick;
1883	# now do the right thing for maps	2048	# now do the right thing for maps
1884	$self->link_multipart_objects;	2049	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2050	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2051	unless $self->difficulty;
1887	Coro::cede;	2052	cf::cede_to_tick;
1888		2053
1889	unless ($self->{deny_activate}) {	2054	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2055	$self->decay_objects;
1891	$self->fix_auto_apply;	2056	$self->fix_auto_apply;
1892	$self->update_buttons;	2057	$self->update_buttons;
1893	Coro::cede;	2058	cf::cede_to_tick;
1894	$self->set_darkness_map;	2059	$self->set_darkness_map;
1895	Coro::cede;	2060	cf::cede_to_tick;
1896	$self->activate;	2061	$self->activate;
1897	}	2062	}
1898		2063
1899	$self->{last_save} = $cf::RUNTIME;	2064	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2065	$self->last_access ($cf::RUNTIME);
1901		2066
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2067	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2068	}
1904		2069
1905	$self->post_load;	2070	$self->post_load;
1906	}	2071	}
1907		2072
…		…
1950	}	2115	}
1951		2116
1952	sub do_load_sync {	2117	sub do_load_sync {
1953	my ($map) = @_;	2118	my ($map) = @_;
1954		2119
		2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2121	if $Coro::current == $Coro::main;
		2122
1955	cf::sync_job { $map->load };	2123	cf::sync_job { $map->load };
1956	}	2124	}
1957		2125
1958	our %MAP_PREFETCH;	2126	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2127	our $MAP_PREFETCHER = undef;
1960		2128
1961	sub find_async {	2129	sub find_async {
1962	my ($path, $origin) = @_;	2130	my ($path, $origin, $load) = @_;
1963		2131
1964	$path = normalise $path, $origin && $origin->{path};	2132	$path = normalise $path, $origin && $origin->{path};
1965		2133
1966	if (my $map = $cf::MAP{$path}) {	2134	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2135	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2136	}
1969		2137
1970	undef $MAP_PREFETCH{$path};	2138	$MAP_PREFETCH{$path} |= $load;
		2139
1971	$MAP_PREFETCHER ||= cf::async {	2140	$MAP_PREFETCHER ||= cf::async {
		2141	$Coro::current->{desc} = "map prefetcher";
		2142
1972	while (%MAP_PREFETCH) {	2143	while (%MAP_PREFETCH) {
1973	for my $path (keys %MAP_PREFETCH) {	2144	while (my ($k, $v) = each %MAP_PREFETCH) {
1974	if (my $map = find $path) {	2145	if (my $map = find $k) {
1975	$map->load;	2146	$map->load if $v;
1976	}	2147	}
1977		2148
1978	delete $MAP_PREFETCH{$path};	2149	delete $MAP_PREFETCH{$k};
1979	}	2150	}
1980	}	2151	}
1981	undef $MAP_PREFETCHER;	2152	undef $MAP_PREFETCHER;
1982	};	2153	};
1983	$MAP_PREFETCHER->prio (6);	2154	$MAP_PREFETCHER->prio (6);
…		…
1986	}	2157	}
1987		2158
1988	sub save {	2159	sub save {
1989	my ($self) = @_;	2160	my ($self) = @_;
1990		2161
1991	my $lock = cf::lock_acquire "map_data:" . $self->path;	2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
1992		2163
1993	$self->{last_save} = $cf::RUNTIME;	2164	$self->{last_save} = $cf::RUNTIME;
1994		2165
1995	return unless $self->dirty;	2166	return unless $self->dirty;
1996		2167
…		…
2002	return if $self->{deny_save};	2173	return if $self->{deny_save};
2003		2174
2004	local $self->{last_access} = $self->last_access;#d#	2175	local $self->{last_access} = $self->last_access;#d#
2005		2176
2006	cf::async {	2177	cf::async {
		2178	$Coro::current->{desc} = "map player save";
2007	$_->contr->save for $self->players;	2179	$_->contr->save for $self->players;
2008	};	2180	};
		2181
		2182	cf::get_slot 0.02;
2009		2183
2010	if ($uniq) {	2184	if ($uniq) {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2012	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2186	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2013	} else {	2187	} else {
…		…
2019	my ($self) = @_;	2193	my ($self) = @_;
2020		2194
2021	# save first because save cedes	2195	# save first because save cedes
2022	$self->save;	2196	$self->save;
2023		2197
2024	my $lock = cf::lock_acquire "map_data:" . $self->path;	2198	my $lock = cf::lock_acquire "map_data:$self->{path}";
2025		2199
2026	return if $self->players;	2200	return if $self->players;
2027	return if $self->in_memory != cf::MAP_IN_MEMORY;	2201	return if $self->in_memory != cf::MAP_ACTIVE;
2028	return if $self->{deny_save};	2202	return if $self->{deny_save};
2029		2203
		2204	$self->in_memory (cf::MAP_SWAPPED);
		2205
		2206	$self->deactivate;
		2207	$_->clear_links_to ($self) for values %cf::MAP;
2030	$self->clear;	2208	$self->clear;
2031	$self->in_memory (cf::MAP_SWAPPED);
2032	}	2209	}
2033		2210
2034	sub reset_at {	2211	sub reset_at {
2035	my ($self) = @_;	2212	my ($self) = @_;
2036		2213
…		…
2068	if $uniq;	2245	if $uniq;
2069	}	2246	}
2070		2247
2071	delete $cf::MAP{$self->path};	2248	delete $cf::MAP{$self->path};
2072		2249
		2250	$self->deactivate;
		2251	$_->clear_links_to ($self) for values %cf::MAP;
2073	$self->clear;	2252	$self->clear;
2074
2075	$_->clear_links_to ($self) for values %cf::MAP;
2076		2253
2077	$self->unlink_save;	2254	$self->unlink_save;
2078	$self->destroy;	2255	$self->destroy;
2079	}	2256	}
2080		2257
2081	my $nuke_counter = "aaaa";	2258	my $nuke_counter = "aaaa";
2082		2259
2083	sub nuke {	2260	sub nuke {
2084	my ($self) = @_;	2261	my ($self) = @_;
2085		2262
		2263	{
		2264	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2265
2086	delete $cf::MAP{$self->path};	2266	delete $cf::MAP{$self->path};
2087		2267
2088	$self->unlink_save;	2268	$self->unlink_save;
2089		2269
2090	bless $self, "cf::map";	2270	bless $self, "cf::map";
2091	delete $self->{deny_reset};	2271	delete $self->{deny_reset};
2092	$self->{deny_save} = 1;	2272	$self->{deny_save} = 1;
2093	$self->reset_timeout (1);	2273	$self->reset_timeout (1);
2094	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2274	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2095		2275
2096	$cf::MAP{$self->path} = $self;	2276	$cf::MAP{$self->path} = $self;
		2277	}
2097		2278
2098	$self->reset; # polite request, might not happen	2279	$self->reset; # polite request, might not happen
2099	}	2280	}
2100		2281
2101	=item $maps = cf::map::tmp_maps	2282	=item $maps = cf::map::tmp_maps
…		…
2143		2324
2144	sub unique_maps() {	2325	sub unique_maps() {
2145	[	2326	[
2146	map {	2327	map {
2147	utf8::decode $_;	2328	utf8::decode $_;
2148	/\.map$/	2329	s/\.map$//; # TODO future compatibility hack
		2330	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2331	? ()
2149	? normalise $_	2332	: normalise $_
2150	: ()
2151	} @{ aio_readdir $UNIQUEDIR or [] }	2333	} @{ aio_readdir $UNIQUEDIR or [] }
2152	]	2334	]
2153	}	2335	}
2154		2336
2155	package cf;
2156
2157	=back	2337	=back
2158		2338
2159	=head3 cf::object	2339	=head3 cf::object
2160		2340
2161	=cut	2341	=cut
…		…
2164		2344
2165	=over 4	2345	=over 4
2166		2346
2167	=item $ob->inv_recursive	2347	=item $ob->inv_recursive
2168		2348
2169	Returns the inventory of the object _and_ their inventories, recursively.	2349	Returns the inventory of the object I<and> their inventories, recursively,
		2350	but I<not> the object itself.
2170		2351
2171	=cut	2352	=cut
2172		2353
2173	sub inv_recursive_;	2354	sub inv_recursive_;
2174	sub inv_recursive_ {	2355	sub inv_recursive_ {
…		…
2177		2358
2178	sub inv_recursive {	2359	sub inv_recursive {
2179	inv_recursive_ inv $_[0]	2360	inv_recursive_ inv $_[0]
2180	}	2361	}
2181		2362
		2363	=item $ref = $ob->ref
		2364
		2365	Creates and returns a persistent reference to an object that can be stored as a string.
		2366
		2367	=item $ob = cf::object::deref ($refstring)
		2368
		2369	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2370	even if the object actually exists. May block.
		2371
		2372	=cut
		2373
		2374	sub deref {
		2375	my ($ref) = @_;
		2376
		2377	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2378	my ($uuid, $name) = ($1, $2);
		2379	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2380	or return;
		2381	$pl->ob->uuid eq $uuid
		2382	or return;
		2383
		2384	$pl->ob
		2385	} else {
		2386	warn "$ref: cannot resolve object reference\n";
		2387	undef
		2388	}
		2389	}
		2390
2182	package cf;	2391	package cf;
2183		2392
2184	=back	2393	=back
2185		2394
2186	=head3 cf::object::player	2395	=head3 cf::object::player
…		…
2192	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2401	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2193	can be C<undef>. Does the right thing when the player is currently in a	2402	can be C<undef>. Does the right thing when the player is currently in a
2194	dialogue with the given NPC character.	2403	dialogue with the given NPC character.
2195		2404
2196	=cut	2405	=cut
		2406
		2407	our $SAY_CHANNEL = {
		2408	id => "say",
		2409	title => "Map",
		2410	reply => "say ",
		2411	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2412	};
		2413
		2414	our $CHAT_CHANNEL = {
		2415	id => "chat",
		2416	title => "Chat",
		2417	reply => "chat ",
		2418	tooltip => "Player chat and shouts, global to the server.",
		2419	};
2197		2420
2198	# rough implementation of a future "reply" method that works	2421	# rough implementation of a future "reply" method that works
2199	# with dialog boxes.	2422	# with dialog boxes.
2200	#TODO: the first argument must go, split into a $npc->reply_to ( method	2423	#TODO: the first argument must go, split into a $npc->reply_to ( method
2201	sub cf::object::player::reply($$$;$) {	2424	sub cf::object::player::reply($$$;$) {
…		…
2213	my $dialog = $pl->{npc_dialog};	2436	my $dialog = $pl->{npc_dialog};
2214	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2437	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2215		2438
2216	} else {	2439	} else {
2217	$msg = $npc->name . " says: $msg" if $npc;	2440	$msg = $npc->name . " says: $msg" if $npc;
2218	$self->message ($msg, $flags);	2441	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2219	}	2442	}
2220	}	2443	}
2221	}	2444	}
2222		2445
2223	=item $object->send_msg ($channel, $msg, $color, [extra...])	2446	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2248		2471
2249	=item $player_object->enter_link	2472	=item $player_object->enter_link
2250		2473
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2474	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2475
2253	The player should be reasonably safe there for short amounts of time. You	2476	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2477	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2478	though, as the palyer cannot control the character while it is on the link
		2479	map.
2255		2480
2256	Will never block.	2481	Will never block.
2257		2482
2258	=item $player_object->leave_link ($map, $x, $y)	2483	=item $player_object->leave_link ($map, $x, $y)
2259		2484
…		…
2317		2542
2318	$map->load;	2543	$map->load;
2319	$map->load_neighbours;	2544	$map->load_neighbours;
2320		2545
2321	return unless $self->contr->active;	2546	return unless $self->contr->active;
		2547	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2322	$self->activate_recursive;	2548	$self->activate_recursive;
2323		2549
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2550	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2551	$self->enter_map ($map, $x, $y);
2326	}	2552	}
…		…
2331	her, loading and preparing them map, calling the provided $check callback	2557	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2558	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2559	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2560	be called at the end of this process.
2335		2561
		2562	Note that $check will be called with a potentially non-loaded map, so if
		2563	it needs a loaded map it has to call C<< ->load >>.
		2564
2336	=cut	2565	=cut
2337		2566
2338	our $GOTOGEN;	2567	our $GOTOGEN;
2339		2568
2340	sub cf::object::player::goto {	2569	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2573	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2574
2346	$self->enter_link;	2575	$self->enter_link;
2347		2576
2348	(async {	2577	(async {
		2578	$Coro::current->{desc} = "player::goto $path $x $y";
		2579
		2580	# *tag paths override both path and x|y
		2581	if ($path =~ /^\*(.*)$/) {
		2582	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2583	my $ob = $obs[rand @obs];
		2584
		2585	# see if we actually can go there
		2586	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2587	$ob = $obs[rand @obs];
		2588	} else {
		2589	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2590	}
		2591	# else put us there anyways for now #d#
		2592
		2593	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2594	} else {
		2595	($path, $x, $y) = (undef, undef, undef);
		2596	}
		2597	}
		2598
2349	my $map = eval {	2599	my $map = eval {
2350	my $map = cf::map::find $path;	2600	my $map = defined $path ? cf::map::find $path : undef;
2351		2601
2352	if ($map) {	2602	if ($map) {
2353	$map = $map->customise_for ($self);	2603	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2604	$map = $check->($map) if $check && $map;
2355	} else {	2605	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2606	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2607	}
2358		2608
2359	$map	2609	$map
2360	};	2610	};
2361		2611
…		…
2397	}	2647	}
2398		2648
2399	sub prepare_random_map {	2649	sub prepare_random_map {
2400	my ($exit) = @_;	2650	my ($exit) = @_;
2401		2651
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2652	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2653	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2654	# that depends on the exit object
2407		2655
2408	my $rmp = parse_random_map_params $exit->msg;	2656	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2658	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2659	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2660	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2661	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2662	$rmp->{origin_y} = $exit->y;
		2663
		2664	$exit->map->touch;
2415	}	2665	}
2416		2666
2417	$rmp->{random_seed} ||= $exit->random_seed;	2667	$rmp->{random_seed} ||= $exit->random_seed;
2418		2668
2419	my $data = cf::to_json $rmp;	2669	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2670	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2671	my $meta = "$RANDOMDIR/$md5.meta";
2422		2672
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2673	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2674	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2675	undef $fh;
2426	aio_rename "$meta~", $meta;	2676	aio_rename "$meta~", $meta;
2427		2677
		2678	my $slaying = "?random/$md5";
		2679
		2680	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2681	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2682	$exit->msg (undef);
		2683	}
2430	}	2684	}
2431	}	2685	}
2432		2686
2433	sub cf::object::player::enter_exit {	2687	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2688	my ($self, $exit) = @_;
2435		2689
2436	return unless $self->type == cf::PLAYER;	2690	return unless $self->type == cf::PLAYER;
2437		2691
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2692	$self->enter_link;
2450		2693
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2694	(async {
2456	$self->deactivate_recursive; # just to be sure	2695	$Coro::current->{desc} = "enter_exit";
		2696
2457	unless (eval {	2697	unless (eval {
		2698	$self->deactivate_recursive; # just to be sure
		2699
		2700	# random map handling
		2701	{
		2702	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2703
		2704	prepare_random_map $exit
		2705	if $exit->slaying eq "/!";
		2706	}
		2707
		2708	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2709	my $x = $exit->stats->hp;
		2710	my $y = $exit->stats->sp;
		2711
2458	$self->goto ($slaying, $hp, $sp);	2712	$self->goto ($map, $x, $y);
2459		2713
		2714	# if exit is damned, update players death & WoR home-position
		2715	$self->contr->savebed ($map, $x, $y)
		2716	if $exit->flag (cf::FLAG_DAMNED);
		2717
2460	1;	2718	1
2461	}) {	2719	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2720	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2721	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2722	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2723	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2724
2467	warn "ERROR in enter_exit: $@";	2725	warn "ERROR in enter_exit: $@";
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2753	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2754	the message unless the client supports the msg packet.
2497		2755
2498	=cut	2756	=cut
2499		2757
		2758	# non-persistent channels (usually the info channel)
		2759	our %CHANNEL = (
		2760	"c/identify" => {
		2761	id => "infobox",
		2762	title => "Identify",
		2763	reply => undef,
		2764	tooltip => "Items recently identified",
		2765	},
		2766	"c/examine" => {
		2767	id => "infobox",
		2768	title => "Examine",
		2769	reply => undef,
		2770	tooltip => "Signs and other items you examined",
		2771	},
		2772	"c/book" => {
		2773	id => "infobox",
		2774	title => "Book",
		2775	reply => undef,
		2776	tooltip => "The contents of a note or book",
		2777	},
		2778	"c/lookat" => {
		2779	id => "infobox",
		2780	title => "Look",
		2781	reply => undef,
		2782	tooltip => "What you saw there",
		2783	},
		2784	"c/who" => {
		2785	id => "infobox",
		2786	title => "Players",
		2787	reply => undef,
		2788	tooltip => "Shows players who are currently online",
		2789	},
		2790	"c/body" => {
		2791	id => "infobox",
		2792	title => "Body Parts",
		2793	reply => undef,
		2794	tooltip => "Shows which body parts you posess and are available",
		2795	},
		2796	"c/skills" => {
		2797	id => "infobox",
		2798	title => "Skills",
		2799	reply => undef,
		2800	tooltip => "Shows your experience per skill and item power",
		2801	},
		2802	"c/uptime" => {
		2803	id => "infobox",
		2804	title => "Uptime",
		2805	reply => undef,
		2806	tooltip => "How long the server has been running since last restart",
		2807	},
		2808	"c/mapinfo" => {
		2809	id => "infobox",
		2810	title => "Map Info",
		2811	reply => undef,
		2812	tooltip => "Information related to the maps",
		2813	},
		2814	"c/party" => {
		2815	id => "party",
		2816	title => "Party",
		2817	reply => "gsay ",
		2818	tooltip => "Messages and chat related to your party",
		2819	},
		2820	);
		2821
2500	sub cf::client::send_msg {	2822	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2823	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2824
2503	$msg = $self->pl->expand_cfpod ($msg);	2825	$msg = $self->pl->expand_cfpod ($msg)
		2826	unless $color & cf::NDI_VERBATIM;
2504		2827
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	2828	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2829
		2830	# check predefined channels, for the benefit of C
		2831	if ($CHANNEL{$channel}) {
		2832	$channel = $CHANNEL{$channel};
		2833
		2834	$self->ext_msg (channel_info => $channel)
		2835	if $self->can_msg;
		2836
		2837	$channel = $channel->{id};
		2838
2507	if (ref $channel) {	2839	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2840	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2841	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2842	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	2843	$self->ext_msg (channel_info => $channel)
		2844	if $self->can_msg;
2512	}	2845	}
2513		2846
2514	$channel = $channel->{id};	2847	$channel = $channel->{id};
2515	}	2848	}
2516		2849
…		…
2519	if ($self->can_msg) {	2852	if ($self->can_msg) {
2520	# default colour, mask it out	2853	# default colour, mask it out
2521	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2522	if $color & cf::NDI_DEF;	2855	if $color & cf::NDI_DEF;
2523		2856
2524	$self->send_packet ("msg " . $self->{json_coder}->encode (	2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
2525	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2860	);
		2861
		2862	# try lzf for large packets
		2863	$pkt = "lzf " . Compress::LZF::compress $pkt
		2864	if 1024 <= length $pkt and $self->{can_lzf};
		2865
		2866	# split very large packets
		2867	if (8192 < length $pkt and $self->{can_lzf}) {
		2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2869	$pkt = "frag";
		2870	}
		2871
		2872	$self->send_packet ($pkt);
2526	} else {	2873	} else {
2527	if ($color >= 0) {	2874	if ($color >= 0) {
2528	# replace some tags by gcfclient-compatible ones	2875	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {	2876	for ($msg) {
2530	1 while	2877	1 while
…		…
2557	=cut	2904	=cut
2558		2905
2559	sub cf::client::ext_msg($$@) {	2906	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	2907	my ($self, $type, @msg) = @_;
2561		2908
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	2909	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2910	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	2911	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	2912	push @msg, msgtype => "event_$type";
		2913	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2914	}
		2915	}
		2916
		2917	=item $client->ext_reply ($msgid, @msg)
		2918
		2919	Sends an ext reply to the client.
		2920
		2921	=cut
		2922
		2923	sub cf::client::ext_reply($$@) {
		2924	my ($self, $id, @msg) = @_;
		2925
		2926	if ($self->extcmd == 2) {
		2927	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2928	} elsif ($self->extcmd == 1) {
		2929	#TODO: version 1, remove
		2930	unshift @msg, msgtype => "reply", msgid => $id;
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2931	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	2932	}
2570	}	2933	}
2571		2934
2572	=item $success = $client->query ($flags, "text", \&cb)	2935	=item $success = $client->query ($flags, "text", \&cb)
…		…
2634	my ($type, $reply, @payload) =	2997	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	2998	"ARRAY" eq ref $msg
2636	? @$msg	2999	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3000	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		3001
		3002	my @reply;
		3003
2639	if (my $cb = $EXTICMD{$type}) {	3004	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	3005	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	3006	}
		3007
		3008	$ns->ext_reply ($reply, @reply)
		3009	if $reply;
		3010
2645	} else {	3011	} else {
2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3012	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2647	}	3013	}
2648		3014
2649	cf::override;	3015	cf::override;
…		…
2709	=pod	3075	=pod
2710		3076
2711	The following functions and methods are available within a safe environment:	3077	The following functions and methods are available within a safe environment:
2712		3078
2713	cf::object	3079	cf::object
2714	contr pay_amount pay_player map x y force_find force_add	3080	contr pay_amount pay_player map x y force_find force_add destroy
2715	insert remove name archname title slaying race	3081	insert remove name archname title slaying race decrease split
2716		3082
2717	cf::object::player	3083	cf::object::player
2718	player	3084	player
2719		3085
2720	cf::player	3086	cf::player
…		…
2725		3091
2726	=cut	3092	=cut
2727		3093
2728	for (	3094	for (
2729	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2730	insert remove inv name archname title slaying race)],	3096	insert remove inv nrof name archname title slaying race
		3097	decrease split destroy change_exp)],
2731	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful)],
2733	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2734	) {	3101	) {
2735	no strict 'refs';	3102	no strict 'refs';
…		…
2811	# the server's init and main functions	3178	# the server's init and main functions
2812		3179
2813	sub load_facedata($) {	3180	sub load_facedata($) {
2814	my ($path) = @_;	3181	my ($path) = @_;
2815		3182
		3183	# HACK to clear player env face cache, we need some signal framework
		3184	# for this (global event?)
		3185	%ext::player_env::MUSIC_FACE_CACHE = ();
		3186
2816	my $enc = JSON::XS->new->utf8->canonical;	3187	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2817		3188
2818	warn "loading facedata from $path\n";	3189	warn "loading facedata from $path\n";
2819		3190
2820	my $facedata;	3191	my $facedata;
2821	0 < aio_load $path, $facedata	3192	0 < aio_load $path, $facedata
…		…
2825		3196
2826	$facedata->{version} == 2	3197	$facedata->{version} == 2
2827	or cf::cleanup "$path: version mismatch, cannot proceed.";	3198	or cf::cleanup "$path: version mismatch, cannot proceed.";
2828		3199
2829	# patch in the exptable	3200	# patch in the exptable
2830	cf::cede_to_tick;
2831	$facedata->{resource}{"res/exp_table"} = {	3201	$facedata->{resource}{"res/exp_table"} = {
2832	type => FT_RSRC,	3202	type => FT_RSRC,
2833	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3203	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2834	};	3204	};
2835	cf::cede_to_tick;	3205	cf::cede_to_tick;
2836		3206
2837	{	3207	{
2838	my $faces = $facedata->{faceinfo};	3208	my $faces = $facedata->{faceinfo};
2839		3209
2840	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2841	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3212
2842	cf::face::set_visibility $idx, $info->{visibility};	3213	cf::face::set_visibility $idx, $info->{visibility};
2843	cf::face::set_magicmap $idx, $info->{magicmap};	3214	cf::face::set_magicmap $idx, $info->{magicmap};
2844	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3215	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2845	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3216	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2846		3217
2847	cf::cede_to_tick;	3218	cf::cede_to_tick;
2848	}	3219	}
2849		3220
2850	while (my ($face, $info) = each %$faces) {	3221	while (my ($face, $info) = each %$faces) {
2851	next unless $info->{smooth};	3222	next unless $info->{smooth};
		3223
2852	my $idx = cf::face::find $face	3224	my $idx = cf::face::find $face
2853	or next;	3225	or next;
		3226
2854	if (my $smooth = cf::face::find $info->{smooth}) {	3227	if (my $smooth = cf::face::find $info->{smooth}) {
2855	cf::face::set_smooth $idx, $smooth;	3228	cf::face::set_smooth $idx, $smooth;
2856	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2857	} else {	3230	} else {
2858	warn "smooth face '$info->{smooth}' not found for face '$face'";	3231	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2876	{	3249	{
2877	# TODO: for gcfclient pleasure, we should give resources	3250	# TODO: for gcfclient pleasure, we should give resources
2878	# that gcfclient doesn't grok a >10000 face index.	3251	# that gcfclient doesn't grok a >10000 face index.
2879	my $res = $facedata->{resource};	3252	my $res = $facedata->{resource};
2880		3253
2881	my $soundconf = delete $res->{"res/sound.conf"};
2882
2883	while (my ($name, $info) = each %$res) {	3254	while (my ($name, $info) = each %$res) {
		3255	if (defined $info->{type}) {
2884	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2885	my $data;	3257	my $data;
2886		3258
2887	if ($info->{type} & 1) {	3259	if ($info->{type} & 1) {
2888	# prepend meta info	3260	# prepend meta info
2889		3261
2890	my $meta = $enc->encode ({	3262	my $meta = $enc->encode ({
2891	name => $name,	3263	name => $name,
2892	%{ $info->{meta} || {} },	3264	%{ $info->{meta} || {} },
2893	});	3265	});
2894		3266
2895	$data = pack "(w/a*)*", $meta, $info->{data};	3267	$data = pack "(w/a*)*", $meta, $info->{data};
		3268	} else {
		3269	$data = $info->{data};
		3270	}
		3271
		3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3273	cf::face::set_type $idx, $info->{type};
		3274	} else {
		3275	$RESOURCE{$name} = $info;
2896	}	3276	}
2897		3277
2898	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2899	cf::face::set_type $idx, $info->{type};
2900
2901	cf::cede_to_tick;	3278	cf::cede_to_tick;
2902	}	3279	}
2903
2904	if ($soundconf) {
2905	$soundconf = $enc->decode (delete $soundconf->{data});
2906
2907	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2908	my $sound = $soundconf->{compat}[$_]
2909	or next;
2910
2911	my $face = cf::face::find "sound/$sound->[1]";
2912	cf::sound::set $sound->[0] => $face;
2913	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2914	}
2915
2916	while (my ($k, $v) = each %{$soundconf->{event}}) {
2917	my $face = cf::face::find "sound/$v";
2918	cf::sound::set $k => $face;
2919	}
2920	}
2921	}	3280	}
		3281
		3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2922		3283
2923	1	3284	1
2924	}	3285	}
		3286
		3287	cf::global->attach (on_resource_update => sub {
		3288	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3289	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3290
		3291	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3292	my $sound = $soundconf->{compat}[$_]
		3293	or next;
		3294
		3295	my $face = cf::face::find "sound/$sound->[1]";
		3296	cf::sound::set $sound->[0] => $face;
		3297	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3298	}
		3299
		3300	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3301	my $face = cf::face::find "sound/$v";
		3302	cf::sound::set $k => $face;
		3303	}
		3304	}
		3305	});
2925		3306
2926	register_exticmd fx_want => sub {	3307	register_exticmd fx_want => sub {
2927	my ($ns, $want) = @_;	3308	my ($ns, $want) = @_;
2928		3309
2929	while (my ($k, $v) = each %$want) {	3310	while (my ($k, $v) = each %$want) {
2930	$ns->fx_want ($k, $v);	3311	$ns->fx_want ($k, $v);
2931	}	3312	}
2932	};	3313	};
2933		3314
		3315	sub load_resource_file($) {
		3316	my $guard = lock_acquire "load_resource_file";
		3317
		3318	my $status = load_resource_file_ $_[0];
		3319	get_slot 0.1, 100;
		3320	cf::arch::commit_load;
		3321
		3322	$status
		3323	}
		3324
2934	sub reload_regions {	3325	sub reload_regions {
		3326	# HACK to clear player env face cache, we need some signal framework
		3327	# for this (global event?)
		3328	%ext::player_env::MUSIC_FACE_CACHE = ();
		3329
2935	load_resource_file "$MAPDIR/regions"	3330	load_resource_file "$MAPDIR/regions"
2936	or die "unable to load regions file\n";	3331	or die "unable to load regions file\n";
2937		3332
2938	for (cf::region::list) {	3333	for (cf::region::list) {
2939	$_->{match} = qr/$_->{match}/	3334	$_->{match} = qr/$_->{match}/
…		…
2947	}	3342	}
2948		3343
2949	sub reload_archetypes {	3344	sub reload_archetypes {
2950	load_resource_file "$DATADIR/archetypes"	3345	load_resource_file "$DATADIR/archetypes"
2951	or die "unable to load archetypes\n";	3346	or die "unable to load archetypes\n";
2952	#d# NEED to laod twice to resolve forward references
2953	# this really needs to be done in an extra post-pass
2954	# (which needs to be synchronous, so solve it differently)
2955	load_resource_file "$DATADIR/archetypes"
2956	or die "unable to load archetypes\n";
2957	}	3347	}
2958		3348
2959	sub reload_treasures {	3349	sub reload_treasures {
2960	load_resource_file "$DATADIR/treasures"	3350	load_resource_file "$DATADIR/treasures"
2961	or die "unable to load treasurelists\n";	3351	or die "unable to load treasurelists\n";
2962	}	3352	}
2963		3353
2964	sub reload_resources {	3354	sub reload_resources {
2965	warn "reloading resource files...\n";	3355	warn "reloading resource files...\n";
2966		3356
		3357	reload_facedata;
		3358	reload_archetypes;
2967	reload_regions;	3359	reload_regions;
2968	reload_facedata;
2969	#reload_archetypes;#d#
2970	reload_archetypes;
2971	reload_treasures;	3360	reload_treasures;
2972		3361
2973	warn "finished reloading resource files\n";	3362	warn "finished reloading resource files\n";
2974	}	3363	}
2975		3364
2976	sub init {	3365	sub reload_config {
2977	reload_resources;
2978	}
2979
2980	sub cfg_load {
2981	open my $fh, "<:utf8", "$CONFDIR/config"	3366	open my $fh, "<:utf8", "$CONFDIR/config"
2982	or return;	3367	or return;
2983		3368
2984	local $/;	3369	local $/;
2985	*CFG = YAML::Syck::Load <$fh>;	3370	*CFG = YAML::Load <$fh>;
2986		3371
2987	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2988		3373
2989	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3374	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2990	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3375	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2996	};	3381	};
2997	warn $@ if $@;	3382	warn $@ if $@;
2998	}	3383	}
2999	}	3384	}
3000		3385
		3386	sub pidfile() {
		3387	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3388	or die "$PIDFILE: $!";
		3389	flock $fh, &Fcntl::LOCK_EX
		3390	or die "$PIDFILE: flock: $!";
		3391	$fh
		3392	}
		3393
		3394	# make sure only one server instance is running at any one time
		3395	sub atomic {
		3396	my $fh = pidfile;
		3397
		3398	my $pid = <$fh>;
		3399	kill 9, $pid if $pid > 0;
		3400
		3401	seek $fh, 0, 0;
		3402	print $fh $$;
		3403	}
		3404
3001	sub main {	3405	sub main {
		3406	cf::init_globals; # initialise logging
		3407
		3408	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3409	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3410	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3411	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3412
		3413	cf::init_experience;
		3414	cf::init_anim;
		3415	cf::init_attackmess;
		3416	cf::init_dynamic;
		3417	cf::init_block;
		3418
		3419	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3420
3002	# we must not ever block the main coroutine	3421	# we must not ever block the main coroutine
3003	local $Coro::idle = sub {	3422	local $Coro::idle = sub {
3004	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3423	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3005	(async {	3424	(async {
3006	Event::one_event;	3425	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3426	EV::loop EV::LOOP_ONESHOT;
3007	})->prio (Coro::PRIO_MAX);	3427	})->prio (Coro::PRIO_MAX);
3008	};	3428	};
3009		3429
3010	cfg_load;	3430	evthread_start IO::AIO::poll_fileno;
		3431
		3432	cf::sync_job {
		3433	reload_resources;
		3434	reload_config;
3011	db_init;	3435	db_init;
		3436
		3437	cf::load_settings;
		3438	cf::load_materials;
		3439	cf::init_uuid;
		3440	cf::init_signals;
		3441	cf::init_commands;
		3442	cf::init_skills;
		3443
		3444	cf::init_beforeplay;
		3445
		3446	atomic;
		3447
3012	load_extensions;	3448	load_extensions;
3013		3449
3014	$TICK_WATCHER->start;	3450	utime time, time, $RUNTIMEFILE;
		3451
		3452	# no (long-running) fork's whatsoever before this point(!)
		3453	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3454
		3455	(pop @POST_INIT)->(0) while @POST_INIT;
		3456	};
		3457
3015	Event::loop;	3458	EV::loop;
3016	}	3459	}
3017		3460
3018	#############################################################################	3461	#############################################################################
3019	# initialisation and cleanup	3462	# initialisation and cleanup
3020		3463
3021	# install some emergency cleanup handlers	3464	# install some emergency cleanup handlers
3022	BEGIN {	3465	BEGIN {
		3466	our %SIGWATCHER = ();
3023	for my $signal (qw(INT HUP TERM)) {	3467	for my $signal (qw(INT HUP TERM)) {
3024	Event->signal (	3468	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3025	reentrant => 0,
3026	data => WF_AUTOCANCEL,
3027	signal => $signal,
3028	prio => 0,
3029	cb => sub {
3030	cf::cleanup "SIG$signal";	3469	cf::cleanup "SIG$signal";
3031	},
3032	);	3470	};
3033	}	3471	}
3034	}	3472	}
3035		3473
3036	sub write_runtime {	3474	sub write_runtime_sync {
3037	my $runtime = "$LOCALDIR/runtime";
3038
3039	# first touch the runtime file to show we are still running:	3475	# first touch the runtime file to show we are still running:
3040	# the fsync below can take a very very long time.	3476	# the fsync below can take a very very long time.
3041		3477
3042	IO::AIO::aio_utime $runtime, undef, undef;	3478	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3043		3479
3044	my $guard = cf::lock_acquire "write_runtime";	3480	my $guard = cf::lock_acquire "write_runtime";
3045		3481
3046	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3482	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3047	or return;	3483	or return;
3048		3484
3049	my $value = $cf::RUNTIME + 90 + 10;	3485	my $value = $cf::RUNTIME + 90 + 10;
3050	# 10 is the runtime save interval, for a monotonic clock	3486	# 10 is the runtime save interval, for a monotonic clock
3051	# 60 allows for the watchdog to kill the server.	3487	# 60 allows for the watchdog to kill the server.
…		…
3061	aio_utime $fh, undef, undef;	3497	aio_utime $fh, undef, undef;
3062		3498
3063	close $fh	3499	close $fh
3064	or return;	3500	or return;
3065		3501
3066	aio_rename "$runtime~", $runtime	3502	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3067	and return;	3503	and return;
3068		3504
3069	warn "runtime file written.\n";	3505	warn "runtime file written.\n";
3070		3506
3071	1	3507	1
		3508	}
		3509
		3510	our $uuid_lock;
		3511	our $uuid_skip;
		3512
		3513	sub write_uuid_sync($) {
		3514	$uuid_skip ||= $_[0];
		3515
		3516	return if $uuid_lock;
		3517	local $uuid_lock = 1;
		3518
		3519	my $uuid = "$LOCALDIR/uuid";
		3520
		3521	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3522	or return;
		3523
		3524	my $value = uuid_seq uuid_cur;
		3525
		3526	unless ($value) {
		3527	warn "cowardly refusing to write zero uuid value!\n";
		3528	return;
		3529	}
		3530
		3531	my $value = uuid_str $value + $uuid_skip;
		3532	$uuid_skip = 0;
		3533
		3534	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3535	and return;
		3536
		3537	# always fsync - this file is important
		3538	aio_fsync $fh
		3539	and return;
		3540
		3541	close $fh
		3542	or return;
		3543
		3544	aio_rename "$uuid~", $uuid
		3545	and return;
		3546
		3547	warn "uuid file written ($value).\n";
		3548
		3549	1
		3550
		3551	}
		3552
		3553	sub write_uuid($$) {
		3554	my ($skip, $sync) = @_;
		3555
		3556	$sync ? write_uuid_sync $skip
		3557	: async { write_uuid_sync $skip };
3072	}	3558	}
3073		3559
3074	sub emergency_save() {	3560	sub emergency_save() {
3075	my $freeze_guard = cf::freeze_mainloop;	3561	my $freeze_guard = cf::freeze_mainloop;
3076		3562
…		…
3082	# and maps saved/destroyed asynchronously.	3568	# and maps saved/destroyed asynchronously.
3083	warn "begin emergency player save\n";	3569	warn "begin emergency player save\n";
3084	for my $login (keys %cf::PLAYER) {	3570	for my $login (keys %cf::PLAYER) {
3085	my $pl = $cf::PLAYER{$login} or next;	3571	my $pl = $cf::PLAYER{$login} or next;
3086	$pl->valid or next;	3572	$pl->valid or next;
		3573	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3087	$pl->save;	3574	$pl->save;
3088	}	3575	}
3089	warn "end emergency player save\n";	3576	warn "end emergency player save\n";
3090		3577
3091	warn "begin emergency map save\n";	3578	warn "begin emergency map save\n";
…		…
3097	warn "end emergency map save\n";	3584	warn "end emergency map save\n";
3098		3585
3099	warn "begin emergency database checkpoint\n";	3586	warn "begin emergency database checkpoint\n";
3100	BDB::db_env_txn_checkpoint $DB_ENV;	3587	BDB::db_env_txn_checkpoint $DB_ENV;
3101	warn "end emergency database checkpoint\n";	3588	warn "end emergency database checkpoint\n";
		3589
		3590	warn "begin write uuid\n";
		3591	write_uuid_sync 1;
		3592	warn "end write uuid\n";
3102	};	3593	};
3103		3594
3104	warn "leave emergency perl save\n";	3595	warn "leave emergency perl save\n";
3105	}	3596	}
3106		3597
3107	sub post_cleanup {	3598	sub post_cleanup {
3108	my ($make_core) = @_;	3599	my ($make_core) = @_;
3109		3600
3110	warn Carp::longmess "post_cleanup backtrace"	3601	warn Carp::longmess "post_cleanup backtrace"
3111	if $make_core;	3602	if $make_core;
		3603
		3604	my $fh = pidfile;
		3605	unlink $PIDFILE if <$fh> == $$;
		3606	}
		3607
		3608	# a safer delete_package, copied from Symbol
		3609	sub clear_package($) {
		3610	my $pkg = shift;
		3611
		3612	# expand to full symbol table name if needed
		3613	unless ($pkg =~ /^main::.*::$/) {
		3614	$pkg = "main$pkg" if $pkg =~ /^::/;
		3615	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3616	$pkg .= '::' unless $pkg =~ /::$/;
		3617	}
		3618
		3619	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3620	my $stem_symtab = *{$stem}{HASH};
		3621
		3622	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3623	or return;
		3624
		3625	# clear all symbols
		3626	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3627	for my $name (keys %$leaf_symtab) {
		3628	_gv_clear *{"$pkg$name"};
		3629	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3630	}
		3631	warn "cleared package $pkg\n";#d#
3112	}	3632	}
3113		3633
3114	sub do_reload_perl() {	3634	sub do_reload_perl() {
3115	# can/must only be called in main	3635	# can/must only be called in main
3116	if ($Coro::current != $Coro::main) {	3636	if ($Coro::current != $Coro::main) {
3117	warn "can only reload from main coroutine";	3637	warn "can only reload from main coroutine";
3118	return;	3638	return;
3119	}	3639	}
3120		3640
		3641	return if $RELOAD++;
		3642
		3643	while ($RELOAD) {
3121	warn "reloading...";	3644	warn "reloading...";
3122		3645
3123	warn "entering sync_job";	3646	warn "entering sync_job";
3124		3647
3125	cf::sync_job {	3648	cf::sync_job {
3126	cf::write_runtime; # external watchdog should not bark	3649	cf::write_runtime_sync; # external watchdog should not bark
3127	cf::emergency_save;	3650	cf::emergency_save;
3128	cf::write_runtime; # external watchdog should not bark	3651	cf::write_runtime_sync; # external watchdog should not bark
3129		3652
3130	warn "syncing database to disk";	3653	warn "syncing database to disk";
3131	BDB::db_env_txn_checkpoint $DB_ENV;	3654	BDB::db_env_txn_checkpoint $DB_ENV;
3132		3655
3133	# if anything goes wrong in here, we should simply crash as we already saved	3656	# if anything goes wrong in here, we should simply crash as we already saved
3134		3657
3135	warn "cancelling all WF_AUTOCANCEL watchers";
3136	for (Event::all_watchers) {
3137	$_->cancel if $_->data & WF_AUTOCANCEL;
3138	}
3139
3140	warn "flushing outstanding aio requests";	3658	warn "flushing outstanding aio requests";
3141	for (;;) {
3142	BDB::flush;
3143	IO::AIO::flush;
3144	Coro::cede;
3145	last unless IO::AIO::nreqs || BDB::nreqs;	3659	while (IO::AIO::nreqs || BDB::nreqs) {
3146	warn "iterate...";	3660	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3147	}
3148
3149	++$RELOAD;
3150
3151	warn "cancelling all extension coros";
3152	$_->cancel for values %EXT_CORO;
3153	%EXT_CORO = ();
3154
3155	warn "removing commands";
3156	%COMMAND = ();
3157
3158	warn "removing ext/exti commands";
3159	%EXTCMD = ();
3160	%EXTICMD = ();
3161
3162	warn "unloading/nuking all extensions";
3163	for my $pkg (@EXTS) {
3164	warn "... unloading $pkg";
3165
3166	if (my $cb = $pkg->can ("unload")) {
3167	eval {
3168	$cb->($pkg);
3169	1
3170	} or warn "$pkg unloaded, but with errors: $@";
3171	}	3661	}
3172		3662
3173	warn "... nuking $pkg";	3663	warn "cancelling all extension coros";
3174	Symbol::delete_package $pkg;	3664	$_->cancel for values %EXT_CORO;
3175	}	3665	%EXT_CORO = ();
3176		3666
3177	warn "unloading all perl modules loaded from $LIBDIR";	3667	warn "removing commands";
3178	while (my ($k, $v) = each %INC) {	3668	%COMMAND = ();
3179	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3180		3669
		3670	warn "removing ext/exti commands";
		3671	%EXTCMD = ();
		3672	%EXTICMD = ();
		3673
		3674	warn "unloading/nuking all extensions";
		3675	for my $pkg (@EXTS) {
3181	warn "... unloading $k";	3676	warn "... unloading $pkg";
3182	delete $INC{$k};
3183		3677
3184	$k =~ s/\.pm$//;
3185	$k =~ s/\//::/g;
3186
3187	if (my $cb = $k->can ("unload_module")) {	3678	if (my $cb = $pkg->can ("unload")) {
		3679	eval {
3188	$cb->();	3680	$cb->($pkg);
		3681	1
		3682	} or warn "$pkg unloaded, but with errors: $@";
		3683	}
		3684
		3685	warn "... clearing $pkg";
		3686	clear_package $pkg;
3189	}	3687	}
3190		3688
3191	Symbol::delete_package $k;	3689	warn "unloading all perl modules loaded from $LIBDIR";
		3690	while (my ($k, $v) = each %INC) {
		3691	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3692
		3693	warn "... unloading $k";
		3694	delete $INC{$k};
		3695
		3696	$k =~ s/\.pm$//;
		3697	$k =~ s/\//::/g;
		3698
		3699	if (my $cb = $k->can ("unload_module")) {
		3700	$cb->();
		3701	}
		3702
		3703	clear_package $k;
3192	}	3704	}
3193		3705
3194	warn "getting rid of safe::, as good as possible";	3706	warn "getting rid of safe::, as good as possible";
3195	Symbol::delete_package "safe::$_"	3707	clear_package "safe::$_"
3196	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3708	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3197		3709
3198	warn "unloading cf.pm \"a bit\"";	3710	warn "unloading cf.pm \"a bit\"";
3199	delete $INC{"cf.pm"};	3711	delete $INC{"cf.pm"};
3200	delete $INC{"cf/pod.pm"};	3712	delete $INC{"cf/pod.pm"};
3201		3713
3202	# don't, removes xs symbols, too,	3714	# don't, removes xs symbols, too,
3203	# and global variables created in xs	3715	# and global variables created in xs
3204	#Symbol::delete_package __PACKAGE__;	3716	#clear_package __PACKAGE__;
3205		3717
3206	warn "unload completed, starting to reload now";	3718	warn "unload completed, starting to reload now";
3207		3719
3208	warn "reloading cf.pm";	3720	warn "reloading cf.pm";
3209	require cf;	3721	require cf;
3210	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3722	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3211		3723
3212	warn "loading config and database again";	3724	warn "loading config and database again";
3213	cf::cfg_load;	3725	cf::reload_config;
3214		3726
3215	warn "loading extensions";	3727	warn "loading extensions";
3216	cf::load_extensions;	3728	cf::load_extensions;
3217		3729
3218	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3219	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3220	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3221	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3222	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3223	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
3224		3736
		3737	warn "running post_load";
		3738	(pop @POST_INIT)->(1) while @POST_INIT;
		3739
3225	warn "leaving sync_job";	3740	warn "leaving sync_job";
3226		3741
3227	1	3742	1
3228	} or do {	3743	} or do {
3229	warn $@;	3744	warn $@;
3230	warn "error while reloading, exiting.";	3745	cf::cleanup "error while reloading, exiting.";
3231	exit 1;
3232	};	3746	};
3233		3747
3234	warn "reloaded";	3748	warn "reloaded";
		3749	--$RELOAD;
		3750	}
3235	};	3751	};
3236		3752
3237	our $RELOAD_WATCHER; # used only during reload	3753	our $RELOAD_WATCHER; # used only during reload
3238		3754
3239	sub reload_perl() {	3755	sub reload_perl() {
3240	# doing reload synchronously and two reloads happen back-to-back,	3756	# doing reload synchronously and two reloads happen back-to-back,
3241	# coro crashes during coro_state_free->destroy here.	3757	# coro crashes during coro_state_free->destroy here.
3242		3758
3243	$RELOAD_WATCHER ||= Event->timer (	3759	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3244	reentrant => 0,
3245	after => 0,
3246	data => WF_AUTOCANCEL,
3247	cb => sub {
3248	do_reload_perl;	3760	do_reload_perl;
3249	undef $RELOAD_WATCHER;	3761	undef $RELOAD_WATCHER;
3250	},
3251	);	3762	};
3252	}	3763	}
3253		3764
3254	register_command "reload" => sub {	3765	register_command "reload" => sub {
3255	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3256		3767
3257	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3258	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3259	async { reload_perl };	3772	reload_perl;
		3773	};
3260	}	3774	}
3261	};	3775	};
3262		3776
3263	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3264		3778
…		…
3266		3780
3267	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3268	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3269		3783
3270	sub wait_for_tick {	3784	sub wait_for_tick {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3273		3786
3274	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3276	$signal->wait;	3789	$signal->wait;
3277	}	3790	}
3278		3791
3279	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3280	return unless $TICK_WATCHER->is_active;
3281	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3282		3794
3283	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3284	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3285	$signal->wait;	3797	$signal->wait;
3286	}	3798	}
3287		3799
3288	my $min = 1e6;#d#	3800	sub tick {
3289	my $avg = 10;
3290	$TICK_WATCHER = Event->timer (
3291	reentrant => 0,
3292	parked => 1,
3293	prio => 0,
3294	at => $NEXT_TICK || $TICK,
3295	data => WF_AUTOCANCEL,
3296	cb => sub {
3297	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3298	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3299	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3300	return;	3804	return;
3301	}	3805	}
3302		3806
3303	$NOW = $tick_start = Event::time;
3304
3305	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3306		3808
3307	0 && sync_job {#d#	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3308	for(1..10) {	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3309	my $t = Event::time;	3811	Coro::async_pool {
3310	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3812	$Coro::current->{desc} = "runtime saver";
3311	or die;	3813	write_runtime_sync
3312		3814	or warn "ERROR: unable to write runtime file: $!";
3313	$map->width (50);
3314	$map->height (50);
3315	$map->alloc;
3316	$map->_load_objects ("/tmp/x.map", 1);
3317	my $t = Event::time - $t;
3318
3319	#next unless $t < 0.0013;#d#
3320	if ($t < $min) {
3321	$min = $t;
3322	}
3323	$avg = $avg * 0.99 + $t * 0.01;
3324	}
3325	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3326	exit 0;
3327	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3328	};	3815	};
		3816	}
3329		3817
3330	$RUNTIME += $TICK;
3331	$NEXT_TICK += $TICK;
3332
3333	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3334	$NEXT_RUNTIME_WRITE = $NOW + 10;
3335	Coro::async_pool {
3336	write_runtime
3337	or warn "ERROR: unable to write runtime file: $!";
3338	};
3339	}
3340
3341	# my $AFTER = Event::time;
3342	# warn $AFTER - $NOW;#d#
3343
3344	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3345	$sig->send;	3819	$sig->send;
3346	}	3820	}
3347	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3348	$sig->send;	3822	$sig->send;
3349	}	3823	}
3350		3824
3351	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3352
3353	# if we are delayed by four ticks or more, skip them all
3354	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3355
3356	$TICK_WATCHER->at ($NEXT_TICK);
3357	$TICK_WATCHER->start;
3358
3359	$LOAD = ($NOW - $tick_start) / $TICK;
3360	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3361		3827
3362	_post_tick;	3828	if (0) {
3363		3829	if ($NEXT_TICK) {
3364		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3365	},	3834	}
3366	);	3835	}
3367		3836
3368	{	3837	{
3369	BDB::max_poll_time $TICK * 0.1;	3838	# configure BDB
3370	$BDB_POLL_WATCHER = Event->io (	3839
3371	reentrant => 0,
3372	fd => BDB::poll_fileno,
3373	poll => 'r',
3374	prio => 0,
3375	data => WF_AUTOCANCEL,
3376	cb => \&BDB::poll_cb,
3377	);
3378	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3379		3841	BDB::max_poll_reqs $TICK * 0.1;
3380	BDB::set_sync_prepare {	3842	$AnyEvent::BDB::WATCHER->priority (1);
3381	my $status;
3382	my $current = $Coro::current;
3383	(
3384	sub {
3385	$status = $!;
3386	$current->ready; undef $current;
3387	},
3388	sub {
3389	Coro::schedule while defined $current;
3390	$! = $status;
3391	},
3392	)
3393	};
3394		3843
3395	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3396	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
		3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3397		3851
3398	cf::sync_job {	3852	cf::sync_job {
3399	eval {	3853	eval {
3400	BDB::db_env_open	3854	BDB::db_env_open
3401	$DB_ENV,	3855	$DB_ENV,
…		…
3403	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3857	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3404	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3858	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3405	0666;	3859	0666;
3406		3860
3407	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3861	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3408
3409	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3410	$DB_ENV->set_lk_detect;
3411	};	3862	};
3412		3863
3413	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3414	};	3865	};
3415	}	3866	}
		3867
		3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3870	};
		3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3873	};
		3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3876	};
3416	}	3877	}
3417		3878
3418	{	3879	{
		3880	# configure IO::AIO
		3881
3419	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3420
3421	undef $Coro::AIO::WATCHER;
3422	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3423	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3424	reentrant => 0,
3425	data => WF_AUTOCANCEL,
3426	fd => IO::AIO::poll_fileno,
3427	poll => 'r',
3428	prio => 6,
3429	cb => \&IO::AIO::poll_cb,
3430	);
3431	}	3885	}
3432		3886
3433	my $_log_backtrace;	3887	my $_log_backtrace;
3434		3888
3435	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3438	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3439		3893
3440	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3441	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3442	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3443	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3444	my @bt = fork_call {	3901	my @bt = fork_call {
3445	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3446	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3447	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3448	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3456	}	3913	}
3457		3914
3458	@funcs	3915	@funcs
3459	};	3916	};
3460		3917
3461	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3462	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3463	--$_log_backtrace;	3921	--$_log_backtrace;
3464	};	3922	};
3465	} else {	3923	} else {
3466	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";

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