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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.351 by root, Sun Sep 2 00:57:38 2007 UTC vs.
Revision 1.474 by root, Thu Jul 16 21:42:56 2009 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 qw(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
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	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	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
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		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
63		93
64	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	95	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
75		109
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	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	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	112	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		114
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
86		121
87	our %CFG;	122	our %CFG;
88		123
89	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
91		127
92	our %PLAYER; # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
95		131
96	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		134
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
102		144
103	binmode STDOUT;	145	binmode STDOUT;
104	binmode STDERR;	146	binmode STDERR;
105		147
106	# read virtual server time, if available	148	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
111	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
112		156
113	mkdir $_	157	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		159
116	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
159		203
160	The raw value load value from the last tick.	204	The raw value load value from the last tick.
161		205
162	=item %cf::CFG	206	=item %cf::CFG
163		207
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	209	from wherever your confdir points to.
166		210
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		212
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	231	$msg .= "\n"
188	unless $msg =~ /\n$/;	232	unless $msg =~ /\n$/;
189		233
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		235
192	utf8::encode $msg;
193	LOG llevError, $msg;	236	LOG llevError, $msg;
194	};	237	};
195	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
196		254
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	265	for my $pkg (qw(
208	cf::global cf::attachable	266	cf::global cf::attachable
209	cf::object cf::object::player	267	cf::object cf::object::player
210	cf::client cf::player	268	cf::client cf::player
211	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
212	cf::map cf::party cf::region	271	cf::party cf::region
213	)) {	272	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	274	}
217		275
218	$Event::DIED = sub {	276	$EV::DIED = sub {
219	warn "error in event callback: @_";	277	warn "error in event callback: @_";
220	};	278	};
221		279
222	#############################################################################	280	#############################################################################
223		281
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	305	$d
248	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
249	}	307	}
250		308
251	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
252		310
253	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
254		312
255	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
256		314
257	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
258		316
259	=cut	317	=cut
260		318
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		320
263	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
265		337
266	=item cf::lock_wait $string	338	=item cf::lock_wait $string
267		339
268	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
269		341
270	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
271		343
272	Wait until the given lock is available and then acquires it and returns	344	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,	345	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	346	for example when the coroutine gets canceled), the lock is automatically
275	returned.	347	returned.
276		348
277	Locks are *not* recursive, locking from the same coro twice results in a	349	Locks are *not* recursive, locking from the same coro twice results in a
278	deadlocked coro.	350	deadlocked coro.
…		…
284		356
285	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
286		358
287	=cut	359	=cut
288		360
289	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
290		362
291	sub lock_wait($) {	363	sub lock_wait($) {
292	my ($key) = @_;	364	$LOCKS->wait ($_[0]);
293
294	# wait for lock, if any
295	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;
298	}
299	}	365	}
300		366
301	sub lock_acquire($) {	367	sub lock_acquire($) {
302	my ($key) = @_;	368	$LOCKS->guard ($_[0])
303
304	# wait, to be sure we are not locked
305	lock_wait $key;
306
307	$LOCK{$key} = [];
308
309	Coro::guard {
310	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };
312	}
313	}	369	}
314		370
315	sub lock_active($) {	371	sub lock_active($) {
316	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
317
318	! ! $LOCK{$key}
319	}	373	}
320		374
321	sub freeze_mainloop {	375	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
323		377
324	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
325	$TICK_WATCHER->start;	379	}
326	};	380
327	$TICK_WATCHER->stop;	381	=item cf::periodic $interval, $cb
328	$guard	382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
329	}	394	}
330		395
331	=item cf::get_slot $time[, $priority[, $name]]	396	=item cf::get_slot $time[, $priority[, $name]]
332		397
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	409	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	410	our $SLOT_QUEUE;
346		411
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	413	$SLOT_QUEUE = Coro::async {
		414	$Coro::current->desc ("timeslot manager");
		415
349	my $signal = new Coro::Signal;	416	my $signal = new Coro::Signal;
350		417
351	while () {	418	while () {
352	next_job:	419	next_job:
353	my $avail = cf::till_tick;	420	my $avail = cf::till_tick;
…		…
361	}	428	}
362	}	429	}
363	}	430	}
364		431
365	if (@SLOT_QUEUE) {	432	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	433	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	434	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	435	$signal->wait;
369	} else {	436	} else {
370	Coro::schedule;	437	Coro::schedule;
371	}	438	}
372	}	439	}
373	};	440	};
374		441
375	sub get_slot($;$$) {	442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
376	my ($time, $pri, $name) = @_;	445	my ($time, $pri, $name) = @_;
377		446
378	$time = $TICK * .6 if $time > $TICK * .6;	447	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	448	my $sig = new Coro::Signal;
380		449
…		…
394		463
395	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
396		465
397	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
398		467
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	469	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	471	acceptable.
403		472
404	If it must be done, put the blocking parts into C<sync_job>. This will run	473	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		479
411	sub sync_job(&) {	480	sub sync_job(&) {
412	my ($job) = @_;	481	my ($job) = @_;
413		482
414	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	484	my $time = EV::time;
416		485
417	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
419		488
420	# TODO: use suspend/resume instead	489	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	490
422	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
423		492
424	my $busy = 1;	493	my $busy = 1;
425	my @res;	494	my @res;
426		495
427	(async {	496	(async {
		497	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	498	@res = eval { $job->() };
429	warn $@ if $@;	499	warn $@ if $@;
430	undef $busy;	500	undef $busy;
431	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
432		502
433	while ($busy) {	503	while ($busy) {
434	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
435	}	508	}
		509	}
436		510
437	$time = Event::time - $time;	511	my $time = EV::time - $time;
438		512
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	513	$TICK_START += $time; # do not account sync jobs to server load
443		514
444	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
445	} else {	516	} else {
446	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
447		518
…		…
472	=item fork_call { }, $args	543	=item fork_call { }, $args
473		544
474	Executes the given code block with the given arguments in a seperate	545	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	547	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
478		549
479	=cut	550	=cut
480		551
481	sub fork_call(&@) {	552	sub fork_call(&@) {
482	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
483		554
484	# we seemingly have to make a local copy of the whole thing,	555	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	556	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	557	# TODO: investigate and fix (likely this will be rather laborious)
487		558
488	my @res = Coro::Util::fork_eval {	559	my @res = Coro::Util::fork_eval {
489	reset_signals;	560	reset_signals;
490	&$cb	561	&$cb
491	}, @args;	562	}, @args;
492		563
493	wantarray ? @res : $res[-1]	564	wantarray ? @res : $res[-1]
494	}	565	}
495		566
		567	=item $coin = coin_from_name $name
		568
		569	=cut
		570
		571	our %coin_alias = (
		572	"silver" => "silvercoin",
		573	"silvercoin" => "silvercoin",
		574	"silvercoins" => "silvercoin",
		575	"gold" => "goldcoin",
		576	"goldcoin" => "goldcoin",
		577	"goldcoins" => "goldcoin",
		578	"platinum" => "platinacoin",
		579	"platinumcoin" => "platinacoin",
		580	"platinumcoins" => "platinacoin",
		581	"platina" => "platinacoin",
		582	"platinacoin" => "platinacoin",
		583	"platinacoins" => "platinacoin",
		584	"royalty" => "royalty",
		585	"royalties" => "royalty",
		586	);
		587
		588	sub coin_from_name($) {
		589	$coin_alias{$_[0]}
		590	? cf::arch::find $coin_alias{$_[0]}
		591	: undef
		592	}
		593
496	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
497		595
498	Returns a single value from the environment database.	596	Returns a single value from the environment database.
499		597
500	=item cf::db_put $family => $key => $value	598	=item cf::db_put $family => $key => $value
501		599
502	Stores the given C<$value> in the family. It can currently store binary	600	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	601	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		602
		603	=item $db = cf::db_table "name"
		604
		605	Create and/or open a new database table. The string must not be "db" and must be unique
		606	within each server.
		607
505	=cut	608	=cut
		609
		610	sub db_table($) {
		611	my ($name) = @_;
		612	my $db = BDB::db_create $DB_ENV;
		613
		614	eval {
		615	$db->set_flags (BDB::CHKSUM);
		616
		617	utf8::encode $name;
		618	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		619	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		620	cf::cleanup "db_open(db): $!" if $!;
		621	};
		622	cf::cleanup "db_open(db): $@" if $@;
		623
		624	$db
		625	}
506		626
507	our $DB;	627	our $DB;
508		628
509	sub db_init {	629	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	630	cf::sync_job {
514	eval {	631	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	632	};
524	}	633	}
525		634
526	sub db_get($$) {	635	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	636	my $key = "$_[0]/$_[1]";
528		637
…		…
626		735
627	#############################################################################	736	#############################################################################
628		737
629	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
630		739
631	Many objects in crossfire are so-called attachable objects. That means you can	740	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	741	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
634		743
635	In the following description, CLASS can be any of C<global>, C<object>	744	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	745	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	746	Deliantra).
638		747
639	=over 4	748	=over 4
640		749
641	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
642		751
…		…
686	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
687		796
688	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
690		799
691	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	801	that are attached at load/instantiate time, thus the need for a name.
693		802
694	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
695		804
696	=over 4	805	=over 4
…		…
924	}	1033	}
925		1034
926	0	1035	0
927	}	1036	}
928		1037
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1039
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1041
933	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
934		1043
…		…
940		1049
941	=cut	1050	=cut
942		1051
943	#############################################################################	1052	#############################################################################
944	# object support	1053	# object support
945	#
946		1054
		1055	sub _object_equal($$);
		1056	sub _object_equal($$) {
		1057	my ($a, $b) = @_;
		1058
		1059	return 0 unless (ref $a) eq (ref $b);
		1060
		1061	if ("HASH" eq ref $a) {
		1062	my @ka = keys %$a;
		1063	my @kb = keys %$b;
		1064
		1065	return 0 if @ka != @kb;
		1066
		1067	for (0 .. $#ka) {
		1068	return 0 unless $ka[$_] eq $kb[$_];
		1069	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1070	}
		1071
		1072	} elsif ("ARRAY" eq ref $a) {
		1073
		1074	return 0 if @$a != @$b;
		1075
		1076	for (0 .. $#$a) {
		1077	return 0 unless _object_equal $a->[$_], $b->[$_];
		1078	}
		1079
		1080	} elsif ($a ne $b) {
		1081	return 0;
		1082	}
		1083
		1084	1
		1085	}
		1086
		1087	our $SLOW_MERGES;#d#
947	sub _can_merge {	1088	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1089	my ($ob1, $ob2) = @_;
949		1090
950	local $Storable::canonical = 1;	1091	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1092
954	$fob1 eq $fob2	1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
955	}	1095	}
956		1096
957	sub reattach {	1097	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1099	my ($obj) = @_;
960		1100
		1101	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1102	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1103
963	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
964		1105
965	@$registry = ();	1106	@$registry = ();
966		1107
…		…
981	cf::attachable->attach (	1122	cf::attachable->attach (
982	prio => -1000000,	1123	prio => -1000000,
983	on_instantiate => sub {	1124	on_instantiate => sub {
984	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
985		1126
986	$data = from_json $data;	1127	$data = decode_json $data;
987		1128
988	for (@$data) {	1129	for (@$data) {
989	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
990		1131
991	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1148	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1149	my ($filename, $rdata, $objs) = @_;
1009		1150
1010	sync_job {	1151	sync_job {
1011	if (length $$rdata) {	1152	if (length $$rdata) {
		1153	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1014		1156
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1160	if ($cf::USE_FSYNC) {
		1161	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1162	aio_fsync $fh;
		1163	}
1019	close $fh;	1164	aio_close $fh;
1020		1165
1021	if (@$objs) {	1166	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1167	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1171	if ($cf::USE_FSYNC) {
		1172	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1173	aio_fsync $fh;
		1174	}
1027	close $fh;	1175	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1177	}
1030	} else {	1178	} else {
1031	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1032	}	1180	}
1033		1181
1034	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1035	} else {	1186	} else {
1036	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1037	}	1188	}
1038	} else {	1189	} else {
1039	aio_unlink $filename;	1190	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1041	}	1192	}
1042	}	1193	};
1043	}	1194	}
1044		1195
1045	sub object_freezer_as_string {	1196	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1197	my ($rdata, $objs) = @_;
1047		1198
…		…
1059	or return;	1210	or return;
1060		1211
1061	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1214	or return;
		1215
1064	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1065	}	1218	}
1066		1219
		1220	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
		1223
1069	return ($data, $av);	1224	($data, $av)
1070	}	1225	}
1071		1226
1072	=head2 COMMAND CALLBACKS	1227	=head2 COMMAND CALLBACKS
1073		1228
1074	=over 4	1229	=over 4
…		…
1128	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1129		1284
1130	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1131	}	1286	}
1132		1287
		1288	use File::Glob ();
		1289
1133	cf::player->attach (	1290	cf::player->attach (
1134	on_command => sub {	1291	on_command => sub {
1135	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1136		1293
1137	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1169		1326
1170	cf::override;	1327	cf::override;
1171	},	1328	},
1172	);	1329	);
1173		1330
		1331	# "readahead" all extensions
		1332	sub cache_extensions {
		1333	my $grp = IO::AIO::aio_group;
		1334
		1335	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1336	for (grep /\.ext$/, @{$_[0]}) {
		1337	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1338	}
		1339	};
		1340
		1341	$grp
		1342	}
		1343
1174	sub load_extensions {	1344	sub load_extensions {
1175	cf::sync_job {	1345	cf::sync_job {
1176	my %todo;	1346	my %todo;
1177		1347
1178	for my $path (<$LIBDIR/*.ext>) {	1348	for my $path (<$LIBDIR/*.ext>) {
…		…
1197		1367
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1370
1201	$ext{source} =	1371	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1204	. $source	1374	. $source
1205	. "\n};\n1";	1375	. "\n};\n1";
1206		1376
1207	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1225		1395
1226	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1397	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1399	}
1231		1400
1232	warn $msg;	1401	warn $msg;
1233	}	1402	}
1234		1403
…		…
1248		1417
1249	=back	1418	=back
1250		1419
1251	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1252		1421
1253	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1254		1423
1255	=cut	1424	=cut
1256		1425
1257	package cf::player;	1426	package cf::player;
1258		1427
1259	use Coro::AIO;	1428	use Coro::AIO;
1260		1429
1261	=head3 cf::player	1430	=head3 cf::player
1262		1431
1263	=over 4	1432	=over 4
		1433
		1434	=item cf::player::num_playing
		1435
		1436	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1437
		1438	=cut
		1439
		1440	sub num_playing {
		1441	scalar grep
		1442	$_->ob->map
		1443	&& !$_->hidden
		1444	&& !$_->ob->flag (cf::FLAG_WIZ),
		1445	cf::player::list
		1446	}
1264		1447
1265	=item cf::player::find $login	1448	=item cf::player::find $login
1266		1449
1267	Returns the given player object, loading it if necessary (might block).	1450	Returns the given player object, loading it if necessary (might block).
1268		1451
…		…
1287		1470
1288	sub exists($) {	1471	sub exists($) {
1289	my ($login) = @_;	1472	my ($login) = @_;
1290		1473
1291	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1293	}	1476	}
1294		1477
1295	sub find($) {	1478	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1480	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1487	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1488	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1489	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1490	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1491
1309	my $pl = load_pl path $login	1492	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1493	or return;
		1494
		1495	my $pl = cf::player::load_pl $f
		1496	or return;
		1497
		1498	local $cf::PLAYER_LOADING{$login} = $pl;
		1499	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1312	}	1501	}
1313	}	1502	}
1314	}	1503	}
1315		1504
…		…
1323		1512
1324	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1325		1514
1326	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
		1517
		1518	cf::get_slot 0.01;
1328		1519
1329	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1521	cf::cede_to_tick;
1331	}	1522	}
1332		1523
…		…
1364	my ($pl) = @_;	1555	my ($pl) = @_;
1365		1556
1366	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1367		1558
1368	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1561
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1375		1568
1376	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1413	or return [];	1606	or return [];
1414		1607
1415	my @logins;	1608	my @logins;
1416		1609
1417	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
		1611	my $path = path $login;
		1612
		1613	# a .pst is a dead give-away for a valid player
		1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1418	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1419	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1420	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1619	}
1421		1620
1422	utf8::decode $login;	1621	utf8::decode $login;
1423	push @logins, $login;	1622	push @logins, $login;
1424	}	1623	}
1425		1624
…		…
1452	}	1651	}
1453		1652
1454	\@paths	1653	\@paths
1455	}	1654	}
1456		1655
1457	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1458		1657
1459	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1460
1461	=cut
1462
1463	sub expand_cfpod {
1464	((my $self), (local $_)) = @_;
1465
1466	# escape & and <
1467	s/&/&amp;/g;
1468	s/(?<![BIUGH])</&lt;/g;
1469
1470	# this is buggy, it needs to properly take care of nested <'s
1471
1472	1 while
1473	# replace B<>, I<>, U<> etc.
1474	s/B<([^\>]*)>/<b>$1<\/b>/
1475	|| s/I<([^\>]*)>/<i>$1<\/i>/
1476	|| s/U<([^\>]*)>/<u>$1<\/u>/
1477	# replace G<male|female> tags
1478	|| s{G<([^>|]*)\|([^>]*)>}{
1479	$self->gender ? $2 : $1
1480	}ge
1481	# replace H<hint text>
1482	|| s{H<([^\>]*)>}
1483	{
1484	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1485	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1486	"")
1487	[$self->{hintmode}]
1488	}ge;
1489
1490	# create single paragraphs (very hackish)
1491	s/(?<=\S)\n(?=\w)/ /g;
1492
1493	# compress some whitespace
1494	s/\s+\n/\n/g; # ws line-ends
1495	s/\n\n+/\n/g; # double lines
1496	s/^\n+//; # beginning lines
1497	s/\n+$//; # ending lines
1498
1499	$_
1500	}
1501
1502	sub hintmode {
1503	$_[0]{hintmode} = $_[1] if @_ > 1;
1504	$_[0]{hintmode}
1505	}
1506		1659
1507	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1508		1661
1509	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1510		1663
…		…
1577	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1579		1732
1580	sub generate_random_map {	1733	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1734	my ($self, $rmp) = @_;
		1735
		1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1737
1582	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1739	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1864
1709	# the temporary/swap location	1865	# the temporary/swap location
1710	sub save_path {	1866	sub save_path {
1711	my ($self) = @_;	1867	my ($self) = @_;
1712		1868
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1715	}	1871	}
1716		1872
1717	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1718	sub uniq_path {	1874	sub uniq_path {
1719	my ($self) = @_;	1875	my ($self) = @_;
1720		1876
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1723	}
1724
1725	# and all this just because we cannot iterate over
1726	# all maps in C++...
1727	sub change_all_map_light {
1728	my ($change) = @_;
1729
1730	$_->change_map_light ($change)
1731	for grep $_->outdoor, values %cf::MAP;
1732	}	1879	}
1733		1880
1734	sub decay_objects {	1881	sub decay_objects {
1735	my ($self) = @_;	1882	my ($self) = @_;
1736		1883
…		…
1749		1896
1750	sub load_header_from($) {	1897	sub load_header_from($) {
1751	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1752		1899
1753	utf8::encode $path;	1900	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1902	or return;
		1903
		1904	$self->_load_header ($f)
		1905	or return;
		1906
		1907	local $MAP_LOADING{$self->{path}} = $self;
		1908	$f->resolve_delayed_derefs;
1759		1909
1760	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1761		1911
1762	1	1912	1
1763	}	1913	}
…		…
1817	sub find {	1967	sub find {
1818	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1819		1969
1820	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1821		1971
		1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1823		1974
1824	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1825	my $guard = cf::lock_acquire "map_find:$path";
1826	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1827	or return;	1977	or return;
1828		1978
1829	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1830		1980
…		…
1832	or return;	1982	or return;
1833		1983
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
		1988	undef $guard1;
1837	$map->reset;	1989	$map->reset;
1838	undef $guard;
1839	return find $path;	1990	return find $path;
1840	}	1991	}
1841		1992
1842	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
1843	}	1994	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2003	local $self->{deny_reset} = 1; # loading can take a long time
1853		2004
1854	my $path = $self->{path};	2005	my $path = $self->{path};
1855		2006
1856	{	2007	{
1857	my $guard1 = cf::lock_acquire "map_data:$path";	2008	my $guard = cf::lock_acquire "map_data:$path";
1858	my $guard2 = cf::lock_acquire "map_load:$path";
1859		2009
		2010	return unless $self->valid;
1860	return if $self->in_memory != cf::MAP_SWAPPED;	2011	return unless $self->in_memory == cf::MAP_SWAPPED;
1861		2012
1862	$self->in_memory (cf::MAP_LOADING);	2013	$self->in_memory (cf::MAP_LOADING);
1863		2014
1864	$self->alloc;	2015	$self->alloc;
1865		2016
1866	$self->pre_load;	2017	$self->pre_load;
1867	cf::cede_to_tick;	2018	cf::cede_to_tick;
1868		2019
		2020	my $f = new_from_file cf::object::thawer $self->{load_path};
		2021	$f->skip_block;
1869	$self->_load_objects ($self->{load_path}, 1)	2022	$self->_load_objects ($f)
1870	or return;	2023	or return;
1871		2024
1872	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1873	if delete $self->{load_original};	2026	if delete $self->{load_original};
1874		2027
1875	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1876	utf8::encode $uniq;	2029	utf8::encode $uniq;
1877	if (aio_open $uniq, O_RDONLY, 0) {	2030	unless (aio_stat $uniq) {
		2031	if (my $f = new_from_file cf::object::thawer $uniq) {
1878	$self->clear_unique_items;	2032	$self->clear_unique_items;
1879	$self->_load_objects ($uniq, 0);	2033	$self->_load_objects ($f);
		2034	$f->resolve_delayed_derefs;
		2035	}
1880	}	2036	}
1881	}	2037	}
		2038
		2039	$f->resolve_delayed_derefs;
1882		2040
1883	cf::cede_to_tick;	2041	cf::cede_to_tick;
1884	# now do the right thing for maps	2042	# now do the right thing for maps
1885	$self->link_multipart_objects;	2043	$self->link_multipart_objects;
1886	$self->difficulty ($self->estimate_difficulty)	2044	$self->difficulty ($self->estimate_difficulty)
…		…
1890	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1891	$self->decay_objects;	2049	$self->decay_objects;
1892	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1893	$self->update_buttons;	2051	$self->update_buttons;
1894	cf::cede_to_tick;	2052	cf::cede_to_tick;
1895	$self->set_darkness_map;
1896	cf::cede_to_tick;
1897	$self->activate;	2053	$self->activate;
1898	}	2054	}
1899		2055
1900	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
1901	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
1902		2058
1903	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1904	}	2060	}
1905		2061
1906	$self->post_load;	2062	$self->post_load;
1907	}	2063	}
1908		2064
…		…
1966	my ($path, $origin, $load) = @_;	2122	my ($path, $origin, $load) = @_;
1967		2123
1968	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
1969		2125
1970	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
1971	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1972	}	2128	}
1973		2129
1974	$MAP_PREFETCH{$path} |= $load;	2130	$MAP_PREFETCH{$path} |= $load;
1975		2131
1976	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
		2133	$Coro::current->{desc} = "map prefetcher";
		2134
1977	while (%MAP_PREFETCH) {	2135	while (%MAP_PREFETCH) {
1978	while (my ($k, $v) = each %MAP_PREFETCH) {	2136	while (my ($k, $v) = each %MAP_PREFETCH) {
1979	if (my $map = find $k) {	2137	if (my $map = find $k) {
1980	$map->load if $v;	2138	$map->load if $v;
1981	}	2139	}
…		…
2007	return if $self->{deny_save};	2165	return if $self->{deny_save};
2008		2166
2009	local $self->{last_access} = $self->last_access;#d#	2167	local $self->{last_access} = $self->last_access;#d#
2010		2168
2011	cf::async {	2169	cf::async {
		2170	$Coro::current->{desc} = "map player save";
2012	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2013	};	2172	};
		2173
		2174	cf::get_slot 0.02;
2014		2175
2015	if ($uniq) {	2176	if ($uniq) {
2016	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2017	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2018	} else {	2179	} else {
…		…
2027	$self->save;	2188	$self->save;
2028		2189
2029	my $lock = cf::lock_acquire "map_data:$self->{path}";	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2030		2191
2031	return if $self->players;	2192	return if $self->players;
2032	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2033	return if $self->{deny_save};	2194	return if $self->{deny_save};
2034		2195
		2196	$self->in_memory (cf::MAP_SWAPPED);
		2197
		2198	$self->deactivate;
		2199	$_->clear_links_to ($self) for values %cf::MAP;
2035	$self->clear;	2200	$self->clear;
2036	$self->in_memory (cf::MAP_SWAPPED);
2037	}	2201	}
2038		2202
2039	sub reset_at {	2203	sub reset_at {
2040	my ($self) = @_;	2204	my ($self) = @_;
2041		2205
…		…
2073	if $uniq;	2237	if $uniq;
2074	}	2238	}
2075		2239
2076	delete $cf::MAP{$self->path};	2240	delete $cf::MAP{$self->path};
2077		2241
		2242	$self->deactivate;
		2243	$_->clear_links_to ($self) for values %cf::MAP;
2078	$self->clear;	2244	$self->clear;
2079
2080	$_->clear_links_to ($self) for values %cf::MAP;
2081		2245
2082	$self->unlink_save;	2246	$self->unlink_save;
2083	$self->destroy;	2247	$self->destroy;
2084	}	2248	}
2085		2249
…		…
2152		2316
2153	sub unique_maps() {	2317	sub unique_maps() {
2154	[	2318	[
2155	map {	2319	map {
2156	utf8::decode $_;	2320	utf8::decode $_;
2157	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2158	? normalise $_	2324	: normalise $_
2159	: ()
2160	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2161	]	2326	]
2162	}	2327	}
2163		2328
2164	package cf;
2165
2166	=back	2329	=back
2167		2330
2168	=head3 cf::object	2331	=head3 cf::object
2169		2332
2170	=cut	2333	=cut
…		…
2173		2336
2174	=over 4	2337	=over 4
2175		2338
2176	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2177		2340
2178	Returns the inventory of the object _and_ their inventories, recursively.	2341	Returns the inventory of the object I<and> their inventories, recursively,
		2342	but I<not> the object itself.
2179		2343
2180	=cut	2344	=cut
2181		2345
2182	sub inv_recursive_;	2346	sub inv_recursive_;
2183	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2186		2350
2187	sub inv_recursive {	2351	sub inv_recursive {
2188	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2189	}	2353	}
2190		2354
		2355	=item $ref = $ob->ref
		2356
		2357	Creates and returns a persistent reference to an object that can be stored as a string.
		2358
		2359	=item $ob = cf::object::deref ($refstring)
		2360
		2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2362	even if the object actually exists. May block.
		2363
		2364	=cut
		2365
		2366	sub deref {
		2367	my ($ref) = @_;
		2368
		2369	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2370	my ($uuid, $name) = ($1, $2);
		2371	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2372	or return;
		2373	$pl->ob->uuid eq $uuid
		2374	or return;
		2375
		2376	$pl->ob
		2377	} else {
		2378	warn "$ref: cannot resolve object reference\n";
		2379	undef
		2380	}
		2381	}
		2382
2191	package cf;	2383	package cf;
2192		2384
2193	=back	2385	=back
2194		2386
2195	=head3 cf::object::player	2387	=head3 cf::object::player
…		…
2201	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2393	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2202	can be C<undef>. Does the right thing when the player is currently in a	2394	can be C<undef>. Does the right thing when the player is currently in a
2203	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2204		2396
2205	=cut	2397	=cut
		2398
		2399	our $SAY_CHANNEL = {
		2400	id => "say",
		2401	title => "Map",
		2402	reply => "say ",
		2403	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2404	};
		2405
		2406	our $CHAT_CHANNEL = {
		2407	id => "chat",
		2408	title => "Chat",
		2409	reply => "chat ",
		2410	tooltip => "Player chat and shouts, global to the server.",
		2411	};
2206		2412
2207	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2208	# with dialog boxes.	2414	# with dialog boxes.
2209	#TODO: the first argument must go, split into a $npc->reply_to ( method	2415	#TODO: the first argument must go, split into a $npc->reply_to ( method
2210	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
…		…
2222	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2223	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2224		2430
2225	} else {	2431	} else {
2226	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2227	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2228	}	2434	}
2229	}	2435	}
2230	}	2436	}
2231		2437
2232	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2257		2463
2258	=item $player_object->enter_link	2464	=item $player_object->enter_link
2259		2465
2260	Freezes the player and moves him/her to a special map (C<{link}>).	2466	Freezes the player and moves him/her to a special map (C<{link}>).
2261		2467
2262	The player should be reasonably safe there for short amounts of time. You	2468	The player should be reasonably safe there for short amounts of time (e.g.
2263	I<MUST> call C<leave_link> as soon as possible, though.	2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2470	though, as the palyer cannot control the character while it is on the link
		2471	map.
2264		2472
2265	Will never block.	2473	Will never block.
2266		2474
2267	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2268		2476
…		…
2326		2534
2327	$map->load;	2535	$map->load;
2328	$map->load_neighbours;	2536	$map->load_neighbours;
2329		2537
2330	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2331	$self->activate_recursive;	2540	$self->activate_recursive;
2332		2541
2333	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2334	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2335	}	2544	}
…		…
2340	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2341	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2342	the new (success) or old (failed) map position. In either case, $done will	2551	the new (success) or old (failed) map position. In either case, $done will
2343	be called at the end of this process.	2552	be called at the end of this process.
2344		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
		2556
2345	=cut	2557	=cut
2346		2558
2347	our $GOTOGEN;	2559	our $GOTOGEN;
2348		2560
2349	sub cf::object::player::goto {	2561	sub cf::object::player::goto {
…		…
2353	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2354		2566
2355	$self->enter_link;	2567	$self->enter_link;
2356		2568
2357	(async {	2569	(async {
		2570	$Coro::current->{desc} = "player::goto $path $x $y";
		2571
		2572	# *tag paths override both path and x|y
		2573	if ($path =~ /^\*(.*)$/) {
		2574	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2575	my $ob = $obs[rand @obs];
		2576
		2577	# see if we actually can go there
		2578	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2579	$ob = $obs[rand @obs];
		2580	} else {
		2581	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2582	}
		2583	# else put us there anyways for now #d#
		2584
		2585	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2586	} else {
		2587	($path, $x, $y) = (undef, undef, undef);
		2588	}
		2589	}
		2590
2358	my $map = eval {	2591	my $map = eval {
2359	my $map = cf::map::find $path;	2592	my $map = defined $path ? cf::map::find $path : undef;
2360		2593
2361	if ($map) {	2594	if ($map) {
2362	$map = $map->customise_for ($self);	2595	$map = $map->customise_for ($self);
2363	$map = $check->($map) if $check && $map;	2596	$map = $check->($map) if $check && $map;
2364	} else {	2597	} else {
2365	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2366	}	2599	}
2367		2600
2368	$map	2601	$map
2369	};	2602	};
2370		2603
…		…
2406	}	2639	}
2407		2640
2408	sub prepare_random_map {	2641	sub prepare_random_map {
2409	my ($exit) = @_;	2642	my ($exit) = @_;
2410		2643
2411	my $guard = cf::lock_acquire "exit_prepare:$exit";
2412
2413	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2414	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2415	# that depends on the exit object	2646	# that depends on the exit object
2416		2647
2417	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2419	if ($exit->map) {	2650	if ($exit->map) {
2420	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2421	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2422	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2423	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2424	}	2657	}
2425		2658
2426	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2427		2660
2428	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2429	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2430	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2431		2664
2432	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2433	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2434	undef $fh;	2667	undef $fh;
2435	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2436		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2437	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2438	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2439	}	2676	}
2440	}	2677	}
2441		2678
2442	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2443	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2444		2681
2445	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2446		2683
2447	if ($exit->slaying eq "/!") {
2448	#TODO: this should de-fi-ni-te-ly not be a sync-job
2449	# the problem is that $exit might not survive long enough
2450	# so it needs to be done right now, right here
2451	cf::sync_job { prepare_random_map $exit };
2452	}
2453
2454	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2455	my $hp = $exit->stats->hp;
2456	my $sp = $exit->stats->sp;
2457
2458	$self->enter_link;	2684	$self->enter_link;
2459		2685
2460	# if exit is damned, update players death & WoR home-position
2461	$self->contr->savebed ($slaying, $hp, $sp)
2462	if $exit->flag (FLAG_DAMNED);
2463
2464	(async {	2686	(async {
2465	$self->deactivate_recursive; # just to be sure	2687	$Coro::current->{desc} = "enter_exit";
		2688
2466	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2467	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2468		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2469	1;	2710	1
2470	}) {	2711	}) {
2471	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2472	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2473	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2474	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2475		2716
2476	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2504	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2505	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2506		2747
2507	=cut	2748	=cut
2508		2749
		2750	# non-persistent channels (usually the info channel)
2509	our %CHANNEL = (	2751	our %CHANNEL = (
2510	"c/identify" => {	2752	"c/identify" => {
2511	id => "identify",	2753	id => "infobox",
2512	title => "Identify",	2754	title => "Identify",
2513	reply => undef,	2755	reply => undef,
2514	tooltip => "Items recently identified",	2756	tooltip => "Items recently identified",
2515	},	2757	},
		2758	"c/examine" => {
		2759	id => "infobox",
		2760	title => "Examine",
		2761	reply => undef,
		2762	tooltip => "Signs and other items you examined",
		2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
		2770	"c/lookat" => {
		2771	id => "infobox",
		2772	title => "Look",
		2773	reply => undef,
		2774	tooltip => "What you saw there",
		2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
2516	);	2850	);
2517		2851
2518	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2519	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2520		2854
2521	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2522		2857
2523	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2524		2859
2525	# check predefined channels, for the benefit of C	2860	# check predefined channels, for the benefit of C
2526	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2861	if ($CHANNEL{$channel}) {
		2862	$channel = $CHANNEL{$channel};
2527		2863
		2864	$self->ext_msg (channel_info => $channel);
		2865	$channel = $channel->{id};
		2866
2528	if (ref $channel) {	2867	} elsif (ref $channel) {
2529	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2530	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2531	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2532	$self->ext_msg (channel_info => $channel);	2871	$self->ext_msg (channel_info => $channel);
2533	}	2872	}
…		…
2535	$channel = $channel->{id};	2874	$channel = $channel->{id};
2536	}	2875	}
2537		2876
2538	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2539		2878
2540	if ($self->can_msg) {
2541	# default colour, mask it out	2879	# default colour, mask it out
2542	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2543	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2544		2882
2545	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2546	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	2886	);
2548	if ($color >= 0) {
2549	# replace some tags by gcfclient-compatible ones
2550	for ($msg) {
2551	1 while
2552	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2553	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2554	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2555	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2556	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2557	}
2558		2887
2559	$color &= cf::NDI_COLOR_MASK;	2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
2560		2891
2561	utf8::encode $msg;	2892	# split very large packets
2562		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2563	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2564	# COMMAND/INFO	2895	$pkt = "frag";
2565	$self->send_packet ("drawextinfo $color 10 8 $msg")
2566	} else {
2567	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2568	$self->send_packet ("drawinfo $color $msg")
2569	}
2570	}
2571	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2572	}	2899	}
2573		2900
2574	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2575		2902
2576	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2749	=pod	3076	=pod
2750		3077
2751	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2752		3079
2753	cf::object	3080	cf::object
2754	contr pay_amount pay_player map x y force_find force_add	3081	contr pay_amount pay_player map x y force_find force_add destroy
2755	insert remove name archname title slaying race decrease_ob_nr	3082	insert remove name archname title slaying race decrease split
		3083	value
2756		3084
2757	cf::object::player	3085	cf::object::player
2758	player	3086	player
2759		3087
2760	cf::player	3088	cf::player
…		…
2765		3093
2766	=cut	3094	=cut
2767		3095
2768	for (	3096	for (
2769	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2770	insert remove inv name archname title slaying race	3098	insert remove inv nrof name archname title slaying race
2771	decrease_ob_nr)],	3099	decrease split destroy change_exp value msg lore send_msg)],
2772	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2773	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2774	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2775	) {	3103	) {
2776	no strict 'refs';	3104	no strict 'refs';
2777	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2778	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2795	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2796		3124
2797	my $qcode = $code;	3125	my $qcode = $code;
2798	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2799	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2800		3130
2801	local $_;	3131	local $_;
2802	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2803		3133
2804	my $eval =	3134	my $eval =
…		…
2881	{	3211	{
2882	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
2883		3213
2884	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
2885	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
2886	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
2887	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
2888	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2889	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2890		3221
2891	cf::cede_to_tick;	3222	cf::cede_to_tick;
2892	}	3223	}
2893		3224
2894	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
2895	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
2896	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
2897	or next;	3229	or next;
		3230
2898	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
2899	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
2900	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2901	} else {	3234	} else {
2902	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2920	{	3253	{
2921	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
2922	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
2923	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
2924		3257
2925	my $soundconf = delete $res->{"res/sound.conf"};
2926
2927	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
2928	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2929	my $data;	3261	my $data;
2930		3262
2931	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
2932	# prepend meta info	3264	# prepend meta info
2933		3265
2934	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
2935	name => $name,	3267	name => $name,
2936	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
2937	});	3269	});
2938		3270
2939	$data = pack "(w/a*)*", $meta, $info->{data};	3271	$data = pack "(w/a*)*", $meta, $info->{data};
		3272	} else {
		3273	$data = $info->{data};
		3274	}
		3275
		3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
2940	} else {	3278	} else {
2941	$data = $info->{data};	3279	$RESOURCE{$name} = $info;
2942	}	3280	}
2943		3281
2944	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2945	cf::face::set_type $idx, $info->{type};
2946
2947	cf::cede_to_tick;	3282	cf::cede_to_tick;
2948	}	3283	}
2949
2950	if ($soundconf) {
2951	$soundconf = $enc->decode (delete $soundconf->{data});
2952
2953	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2954	my $sound = $soundconf->{compat}[$_]
2955	or next;
2956
2957	my $face = cf::face::find "sound/$sound->[1]";
2958	cf::sound::set $sound->[0] => $face;
2959	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2960	}
2961
2962	while (my ($k, $v) = each %{$soundconf->{event}}) {
2963	my $face = cf::face::find "sound/$v";
2964	cf::sound::set $k => $face;
2965	}
2966	}
2967	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2968		3287
2969	1	3288	1
2970	}	3289	}
		3290
		3291	cf::global->attach (on_resource_update => sub {
		3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3294
		3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3296	my $sound = $soundconf->{compat}[$_]
		3297	or next;
		3298
		3299	my $face = cf::face::find "sound/$sound->[1]";
		3300	cf::sound::set $sound->[0] => $face;
		3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3302	}
		3303
		3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3305	my $face = cf::face::find "sound/$v";
		3306	cf::sound::set $k => $face;
		3307	}
		3308	}
		3309	});
2971		3310
2972	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
2973	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
2974		3313
2975	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
2976	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
2977	}	3316	}
2978	};	3317	};
		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
2979		3328
2980	sub reload_regions {	3329	sub reload_regions {
2981	# HACK to clear player env face cache, we need some signal framework	3330	# HACK to clear player env face cache, we need some signal framework
2982	# for this (global event?)	3331	# for this (global event?)
2983	%ext::player_env::MUSIC_FACE_CACHE = ();	3332	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
2997	}	3346	}
2998		3347
2999	sub reload_archetypes {	3348	sub reload_archetypes {
3000	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
3001	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
3002	#d# NEED to laod twice to resolve forward references
3003	# this really needs to be done in an extra post-pass
3004	# (which needs to be synchronous, so solve it differently)
3005	load_resource_file "$DATADIR/archetypes"
3006	or die "unable to load archetypes\n";
3007	}	3351	}
3008		3352
3009	sub reload_treasures {	3353	sub reload_treasures {
3010	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
3011	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
3012	}	3356	}
3013		3357
3014	sub reload_resources {	3358	sub reload_resources {
3015	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
3016		3360
		3361	reload_facedata;
		3362	reload_archetypes;
3017	reload_regions;	3363	reload_regions;
3018	reload_facedata;
3019	#reload_archetypes;#d#
3020	reload_archetypes;
3021	reload_treasures;	3364	reload_treasures;
3022		3365
3023	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
3024	}
3025
3026	sub init {
3027	reload_resources;
3028	}	3367	}
3029		3368
3030	sub reload_config {	3369	sub reload_config {
3031	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
3032	or return;	3371	or return;
3033		3372
3034	local $/;	3373	local $/;
3035	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
3036		3375
3037	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3038		3377
3039	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3040	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3046	};	3385	};
3047	warn $@ if $@;	3386	warn $@ if $@;
3048	}	3387	}
3049	}	3388	}
3050		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
3051	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
3052	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3053	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3054	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3055	(async {	3436	(async {
3056	Event::one_event;	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3438	EV::loop EV::LOOP_ONESHOT;
3057	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3058	};	3440	};
3059		3441
		3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
3060	reload_config;	3446	reload_config;
3061	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
3062	load_extensions;	3460	load_extensions;
3063		3461
3064	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3065	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3466
		3467	(pop @POST_INIT)->(0) while @POST_INIT;
		3468	};
		3469
		3470	main_loop;
3066	}	3471	}
3067		3472
3068	#############################################################################	3473	#############################################################################
3069	# initialisation and cleanup	3474	# initialisation and cleanup
3070		3475
3071	# install some emergency cleanup handlers	3476	# install some emergency cleanup handlers
3072	BEGIN {	3477	BEGIN {
		3478	our %SIGWATCHER = ();
3073	for my $signal (qw(INT HUP TERM)) {	3479	for my $signal (qw(INT HUP TERM)) {
3074	Event->signal (	3480	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3075	reentrant => 0,
3076	data => WF_AUTOCANCEL,
3077	signal => $signal,
3078	prio => 0,
3079	cb => sub {
3080	cf::cleanup "SIG$signal";	3481	cf::cleanup "SIG$signal";
3081	},
3082	);	3482	};
3083	}	3483	}
3084	}	3484	}
3085		3485
3086	sub write_runtime {	3486	sub write_runtime_sync {
3087	my $runtime = "$LOCALDIR/runtime";
3088
3089	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
3090	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
3091		3489
3092	IO::AIO::aio_utime $runtime, undef, undef;	3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3093		3491
3094	my $guard = cf::lock_acquire "write_runtime";	3492	my $guard = cf::lock_acquire "write_runtime";
3095		3493
3096	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3097	or return;	3495	or return;
3098		3496
3099	my $value = $cf::RUNTIME + 90 + 10;	3497	my $value = $cf::RUNTIME + 90 + 10;
3100	# 10 is the runtime save interval, for a monotonic clock	3498	# 10 is the runtime save interval, for a monotonic clock
3101	# 60 allows for the watchdog to kill the server.	3499	# 60 allows for the watchdog to kill the server.
…		…
3111	aio_utime $fh, undef, undef;	3509	aio_utime $fh, undef, undef;
3112		3510
3113	close $fh	3511	close $fh
3114	or return;	3512	or return;
3115		3513
3116	aio_rename "$runtime~", $runtime	3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3117	and return;	3515	and return;
3118		3516
3119	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
3120		3518
3121	1	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_seq uuid_cur;
		3537
		3538	unless ($value) {
		3539	warn "cowardly refusing to write zero uuid value!\n";
		3540	return;
		3541	}
		3542
		3543	my $value = uuid_str $value + $uuid_skip;
		3544	$uuid_skip = 0;
		3545
		3546	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3547	and return;
		3548
		3549	# always fsync - this file is important
		3550	aio_fsync $fh
		3551	and return;
		3552
		3553	close $fh
		3554	or return;
		3555
		3556	aio_rename "$uuid~", $uuid
		3557	and return;
		3558
		3559	warn "uuid file written ($value).\n";
		3560
		3561	1
		3562
		3563	}
		3564
		3565	sub write_uuid($$) {
		3566	my ($skip, $sync) = @_;
		3567
		3568	$sync ? write_uuid_sync $skip
		3569	: async { write_uuid_sync $skip };
3122	}	3570	}
3123		3571
3124	sub emergency_save() {	3572	sub emergency_save() {
3125	my $freeze_guard = cf::freeze_mainloop;	3573	my $freeze_guard = cf::freeze_mainloop;
3126		3574
3127	warn "enter emergency perl save\n";	3575	warn "emergency_perl_save: enter\n";
3128		3576
3129	cf::sync_job {	3577	cf::sync_job {
		3578	# this is a trade-off: we want to be very quick here, so
		3579	# save all maps without fsync, and later call a global sync
		3580	# (which in turn might be very very slow)
		3581	local $USE_FSYNC = 0;
		3582
3130	# use a peculiar iteration method to avoid tripping on perl	3583	# use a peculiar iteration method to avoid tripping on perl
3131	# refcount bugs in for. also avoids problems with players	3584	# refcount bugs in for. also avoids problems with players
3132	# and maps saved/destroyed asynchronously.	3585	# and maps saved/destroyed asynchronously.
3133	warn "begin emergency player save\n";	3586	warn "emergency_perl_save: begin player save\n";
3134	for my $login (keys %cf::PLAYER) {	3587	for my $login (keys %cf::PLAYER) {
3135	my $pl = $cf::PLAYER{$login} or next;	3588	my $pl = $cf::PLAYER{$login} or next;
3136	$pl->valid or next;	3589	$pl->valid or next;
		3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3137	$pl->save;	3591	$pl->save;
3138	}	3592	}
3139	warn "end emergency player save\n";	3593	warn "emergency_perl_save: end player save\n";
3140		3594
3141	warn "begin emergency map save\n";	3595	warn "emergency_perl_save: begin map save\n";
3142	for my $path (keys %cf::MAP) {	3596	for my $path (keys %cf::MAP) {
3143	my $map = $cf::MAP{$path} or next;	3597	my $map = $cf::MAP{$path} or next;
3144	$map->valid or next;	3598	$map->valid or next;
3145	$map->save;	3599	$map->save;
3146	}	3600	}
3147	warn "end emergency map save\n";	3601	warn "emergency_perl_save: end map save\n";
3148		3602
3149	warn "begin emergency database checkpoint\n";	3603	warn "emergency_perl_save: begin database checkpoint\n";
3150	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3151	warn "end emergency database checkpoint\n";	3605	warn "emergency_perl_save: end database checkpoint\n";
		3606
		3607	warn "emergency_perl_save: begin write uuid\n";
		3608	write_uuid_sync 1;
		3609	warn "emergency_perl_save: end write uuid\n";
3152	};	3610	};
3153		3611
		3612	warn "emergency_perl_save: starting sync()\n";
		3613	IO::AIO::aio_sync sub {
		3614	warn "emergency_perl_save: finished sync()\n";
		3615	};
		3616
3154	warn "leave emergency perl save\n";	3617	warn "emergency_perl_save: leave\n";
3155	}	3618	}
3156		3619
3157	sub post_cleanup {	3620	sub post_cleanup {
3158	my ($make_core) = @_;	3621	my ($make_core) = @_;
3159		3622
3160	warn Carp::longmess "post_cleanup backtrace"	3623	warn Carp::longmess "post_cleanup backtrace"
3161	if $make_core;	3624	if $make_core;
		3625
		3626	my $fh = pidfile;
		3627	unlink $PIDFILE if <$fh> == $$;
		3628	}
		3629
		3630	# a safer delete_package, copied from Symbol
		3631	sub clear_package($) {
		3632	my $pkg = shift;
		3633
		3634	# expand to full symbol table name if needed
		3635	unless ($pkg =~ /^main::.*::$/) {
		3636	$pkg = "main$pkg" if $pkg =~ /^::/;
		3637	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3638	$pkg .= '::' unless $pkg =~ /::$/;
		3639	}
		3640
		3641	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3642	my $stem_symtab = *{$stem}{HASH};
		3643
		3644	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3645	or return;
		3646
		3647	# clear all symbols
		3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3649	for my $name (keys %$leaf_symtab) {
		3650	_gv_clear *{"$pkg$name"};
		3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3652	}
		3653	warn "cleared package $pkg\n";#d#
3162	}	3654	}
3163		3655
3164	sub do_reload_perl() {	3656	sub do_reload_perl() {
3165	# can/must only be called in main	3657	# can/must only be called in main
3166	if ($Coro::current != $Coro::main) {	3658	if ($Coro::current != $Coro::main) {
3167	warn "can only reload from main coroutine";	3659	warn "can only reload from main coroutine";
3168	return;	3660	return;
3169	}	3661	}
3170		3662
		3663	return if $RELOAD++;
		3664
		3665	my $t1 = EV::time;
		3666
		3667	while ($RELOAD) {
3171	warn "reloading...";	3668	warn "reloading...";
3172		3669
3173	warn "entering sync_job";	3670	warn "entering sync_job";
3174		3671
3175	cf::sync_job {	3672	cf::sync_job {
3176	cf::write_runtime; # external watchdog should not bark	3673	cf::write_runtime_sync; # external watchdog should not bark
3177	cf::emergency_save;	3674	cf::emergency_save;
3178	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
3179		3676
3180	warn "syncing database to disk";	3677	warn "syncing database to disk";
3181	BDB::db_env_txn_checkpoint $DB_ENV;	3678	BDB::db_env_txn_checkpoint $DB_ENV;
3182		3679
3183	# if anything goes wrong in here, we should simply crash as we already saved	3680	# if anything goes wrong in here, we should simply crash as we already saved
3184		3681
3185	warn "cancelling all WF_AUTOCANCEL watchers";
3186	for (Event::all_watchers) {
3187	$_->cancel if $_->data & WF_AUTOCANCEL;
3188	}
3189
3190	warn "flushing outstanding aio requests";	3682	warn "flushing outstanding aio requests";
3191	for (;;) {
3192	BDB::flush;
3193	IO::AIO::flush;
3194	Coro::cede;
3195	last unless IO::AIO::nreqs || BDB::nreqs;	3683	while (IO::AIO::nreqs || BDB::nreqs) {
3196	warn "iterate...";	3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3197	}
3198
3199	++$RELOAD;
3200
3201	warn "cancelling all extension coros";
3202	$_->cancel for values %EXT_CORO;
3203	%EXT_CORO = ();
3204
3205	warn "removing commands";
3206	%COMMAND = ();
3207
3208	warn "removing ext/exti commands";
3209	%EXTCMD = ();
3210	%EXTICMD = ();
3211
3212	warn "unloading/nuking all extensions";
3213	for my $pkg (@EXTS) {
3214	warn "... unloading $pkg";
3215
3216	if (my $cb = $pkg->can ("unload")) {
3217	eval {
3218	$cb->($pkg);
3219	1
3220	} or warn "$pkg unloaded, but with errors: $@";
3221	}	3685	}
3222		3686
3223	warn "... nuking $pkg";	3687	warn "cancelling all extension coros";
3224	Symbol::delete_package $pkg;	3688	$_->cancel for values %EXT_CORO;
3225	}	3689	%EXT_CORO = ();
3226		3690
3227	warn "unloading all perl modules loaded from $LIBDIR";	3691	warn "removing commands";
3228	while (my ($k, $v) = each %INC) {	3692	%COMMAND = ();
3229	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3230		3693
		3694	warn "removing ext/exti commands";
		3695	%EXTCMD = ();
		3696	%EXTICMD = ();
		3697
		3698	warn "unloading/nuking all extensions";
		3699	for my $pkg (@EXTS) {
3231	warn "... unloading $k";	3700	warn "... unloading $pkg";
3232	delete $INC{$k};
3233		3701
3234	$k =~ s/\.pm$//;
3235	$k =~ s/\//::/g;
3236
3237	if (my $cb = $k->can ("unload_module")) {	3702	if (my $cb = $pkg->can ("unload")) {
		3703	eval {
3238	$cb->();	3704	$cb->($pkg);
		3705	1
		3706	} or warn "$pkg unloaded, but with errors: $@";
		3707	}
		3708
		3709	warn "... clearing $pkg";
		3710	clear_package $pkg;
3239	}	3711	}
3240		3712
3241	Symbol::delete_package $k;	3713	warn "unloading all perl modules loaded from $LIBDIR";
		3714	while (my ($k, $v) = each %INC) {
		3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3716
		3717	warn "... unloading $k";
		3718	delete $INC{$k};
		3719
		3720	$k =~ s/\.pm$//;
		3721	$k =~ s/\//::/g;
		3722
		3723	if (my $cb = $k->can ("unload_module")) {
		3724	$cb->();
		3725	}
		3726
		3727	clear_package $k;
3242	}	3728	}
3243		3729
3244	warn "getting rid of safe::, as good as possible";	3730	warn "getting rid of safe::, as good as possible";
3245	Symbol::delete_package "safe::$_"	3731	clear_package "safe::$_"
3246	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3247		3733
3248	warn "unloading cf.pm \"a bit\"";	3734	warn "unloading cf.pm \"a bit\"";
3249	delete $INC{"cf.pm"};	3735	delete $INC{"cf.pm"};
3250	delete $INC{"cf/pod.pm"};	3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3251		3737
3252	# don't, removes xs symbols, too,	3738	# don't, removes xs symbols, too,
3253	# and global variables created in xs	3739	# and global variables created in xs
3254	#Symbol::delete_package __PACKAGE__;	3740	#clear_package __PACKAGE__;
3255		3741
3256	warn "unload completed, starting to reload now";	3742	warn "unload completed, starting to reload now";
3257		3743
3258	warn "reloading cf.pm";	3744	warn "reloading cf.pm";
3259	require cf;	3745	require cf;
3260	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3261		3747
3262	warn "loading config and database again";	3748	warn "loading config and database again";
3263	cf::reload_config;	3749	cf::reload_config;
3264		3750
3265	warn "loading extensions";	3751	warn "loading extensions";
3266	cf::load_extensions;	3752	cf::load_extensions;
3267		3753
		3754	if ($REATTACH_ON_RELOAD) {
3268	warn "reattaching attachments to objects/players";	3755	warn "reattaching attachments to objects/players";
3269	_global_reattach; # objects, sockets	3756	_global_reattach; # objects, sockets
3270	warn "reattaching attachments to maps";	3757	warn "reattaching attachments to maps";
3271	reattach $_ for values %MAP;	3758	reattach $_ for values %MAP;
3272	warn "reattaching attachments to players";	3759	warn "reattaching attachments to players";
3273	reattach $_ for values %PLAYER;	3760	reattach $_ for values %PLAYER;
		3761	}
3274		3762
		3763	warn "running post_init jobs";
		3764	(pop @POST_INIT)->(1) while @POST_INIT;
		3765
3275	warn "leaving sync_job";	3766	warn "leaving sync_job";
3276		3767
3277	1	3768	1
3278	} or do {	3769	} or do {
3279	warn $@;	3770	warn $@;
3280	warn "error while reloading, exiting.";	3771	cf::cleanup "error while reloading, exiting.";
3281	exit 1;
3282	};	3772	};
3283		3773
3284	warn "reloaded";	3774	warn "reloaded";
		3775	--$RELOAD;
		3776	}
		3777
		3778	$t1 = EV::time - $t1;
		3779	warn "reload completed in ${t1}s\n";
3285	};	3780	};
3286		3781
3287	our $RELOAD_WATCHER; # used only during reload	3782	our $RELOAD_WATCHER; # used only during reload
3288		3783
3289	sub reload_perl() {	3784	sub reload_perl() {
3290	# doing reload synchronously and two reloads happen back-to-back,	3785	# doing reload synchronously and two reloads happen back-to-back,
3291	# coro crashes during coro_state_free->destroy here.	3786	# coro crashes during coro_state_free->destroy here.
3292		3787
3293	$RELOAD_WATCHER ||= Event->timer (	3788	$RELOAD_WATCHER ||= cf::async {
3294	reentrant => 0,	3789	Coro::AIO::aio_wait cache_extensions;
3295	after => 0,	3790
3296	data => WF_AUTOCANCEL,	3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3297	cb => sub {
3298	do_reload_perl;	3792	do_reload_perl;
3299	undef $RELOAD_WATCHER;	3793	undef $RELOAD_WATCHER;
3300	},	3794	};
3301	);	3795	};
3302	}	3796	}
3303		3797
3304	register_command "reload" => sub {	3798	register_command "reload" => sub {
3305	my ($who, $arg) = @_;	3799	my ($who, $arg) = @_;
3306		3800
3307	if ($who->flag (FLAG_WIZ)) {	3801	if ($who->flag (FLAG_WIZ)) {
3308	$who->message ("reloading server.");	3802	$who->message ("reloading server.");
		3803	async {
		3804	$Coro::current->{desc} = "perl_reload";
3309	async { reload_perl };	3805	reload_perl;
		3806	};
3310	}	3807	}
3311	};	3808	};
3312		3809
3313	unshift @INC, $LIBDIR;	3810	unshift @INC, $LIBDIR;
3314		3811
…		…
3316		3813
3317	our @WAIT_FOR_TICK;	3814	our @WAIT_FOR_TICK;
3318	our @WAIT_FOR_TICK_BEGIN;	3815	our @WAIT_FOR_TICK_BEGIN;
3319		3816
3320	sub wait_for_tick {	3817	sub wait_for_tick {
3321	return unless $TICK_WATCHER->is_active;
3322	return if $Coro::current == $Coro::main;	3818	return if tick_inhibit || $Coro::current == $Coro::main;
3323		3819
3324	my $signal = new Coro::Signal;	3820	my $signal = new Coro::Signal;
3325	push @WAIT_FOR_TICK, $signal;	3821	push @WAIT_FOR_TICK, $signal;
3326	$signal->wait;	3822	$signal->wait;
3327	}	3823	}
3328		3824
3329	sub wait_for_tick_begin {	3825	sub wait_for_tick_begin {
3330	return unless $TICK_WATCHER->is_active;
3331	return if $Coro::current == $Coro::main;	3826	return if tick_inhibit || $Coro::current == $Coro::main;
3332		3827
3333	my $signal = new Coro::Signal;	3828	my $signal = new Coro::Signal;
3334	push @WAIT_FOR_TICK_BEGIN, $signal;	3829	push @WAIT_FOR_TICK_BEGIN, $signal;
3335	$signal->wait;	3830	$signal->wait;
3336	}	3831	}
3337		3832
3338	my $min = 1e6;#d#	3833	sub tick {
3339	my $avg = 10;
3340	$TICK_WATCHER = Event->timer (
3341	reentrant => 0,
3342	parked => 1,
3343	prio => 0,
3344	at => $NEXT_TICK || $TICK,
3345	data => WF_AUTOCANCEL,
3346	cb => sub {
3347	if ($Coro::current != $Coro::main) {	3834	if ($Coro::current != $Coro::main) {
3348	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3835	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3349	unless ++$bug_warning > 10;	3836	unless ++$bug_warning > 10;
3350	return;	3837	return;
3351	}	3838	}
3352		3839
3353	$NOW = $tick_start = Event::time;
3354
3355	cf::server_tick; # one server iteration	3840	cf::server_tick; # one server iteration
3356		3841
3357	0 && sync_job {#d#	3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	for(1..10) {	3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3359	my $t = Event::time;	3844	Coro::async_pool {
3360	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3845	$Coro::current->{desc} = "runtime saver";
3361	or die;	3846	write_runtime_sync
3362		3847	or warn "ERROR: unable to write runtime file: $!";
3363	$map->width (50);
3364	$map->height (50);
3365	$map->alloc;
3366	$map->_load_objects ("/tmp/x.map", 1);
3367	my $t = Event::time - $t;
3368
3369	#next unless $t < 0.0013;#d#
3370	if ($t < $min) {
3371	$min = $t;
3372	}
3373	$avg = $avg * 0.99 + $t * 0.01;
3374	}
3375	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3376	exit 0;
3377	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3378	};	3848	};
		3849	}
3379		3850
3380	$RUNTIME += $TICK;
3381	$NEXT_TICK += $TICK;
3382
3383	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3384	$NEXT_RUNTIME_WRITE = $NOW + 10;
3385	Coro::async_pool {
3386	write_runtime
3387	or warn "ERROR: unable to write runtime file: $!";
3388	};
3389	}
3390
3391	# my $AFTER = Event::time;
3392	# warn $AFTER - $NOW;#d#
3393
3394	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3395	$sig->send;	3852	$sig->send;
3396	}	3853	}
3397	while (my $sig = shift @WAIT_FOR_TICK) {	3854	while (my $sig = shift @WAIT_FOR_TICK) {
3398	$sig->send;	3855	$sig->send;
3399	}	3856	}
3400		3857
3401	$NOW = Event::time;	3858	$LOAD = ($NOW - $TICK_START) / $TICK;
3402
3403	# if we are delayed by four ticks or more, skip them all
3404	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3405
3406	$TICK_WATCHER->at ($NEXT_TICK);
3407	$TICK_WATCHER->start;
3408
3409	$LOAD = ($NOW - $tick_start) / $TICK;
3410	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3859	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3411		3860
3412	_post_tick;	3861	if (0) {
3413		3862	if ($NEXT_TICK) {
3414		3863	my $jitter = $TICK_START - $NEXT_TICK;
		3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3865	warn "jitter $JITTER\n";#d#
		3866	}
3415	},	3867	}
3416	);	3868	}
3417		3869
3418	{	3870	{
3419	BDB::max_poll_time $TICK * 0.1;	3871	# configure BDB
3420	$BDB_POLL_WATCHER = Event->io (	3872
3421	reentrant => 0,
3422	fd => BDB::poll_fileno,
3423	poll => 'r',
3424	prio => 0,
3425	data => WF_AUTOCANCEL,
3426	cb => \&BDB::poll_cb,
3427	);
3428	BDB::min_parallel 8;	3873	BDB::min_parallel 8;
3429		3874	BDB::max_poll_reqs $TICK * 0.1;
3430	BDB::set_sync_prepare {	3875	$AnyEvent::BDB::WATCHER->priority (1);
3431	my $status;
3432	my $current = $Coro::current;
3433	(
3434	sub {
3435	$status = $!;
3436	$current->ready; undef $current;
3437	},
3438	sub {
3439	Coro::schedule while defined $current;
3440	$! = $status;
3441	},
3442	)
3443	};
3444		3876
3445	unless ($DB_ENV) {	3877	unless ($DB_ENV) {
3446	$DB_ENV = BDB::db_env_create;	3878	$DB_ENV = BDB::db_env_create;
		3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3880	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3881	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3882	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3883	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3447		3884
3448	cf::sync_job {	3885	cf::sync_job {
3449	eval {	3886	eval {
3450	BDB::db_env_open	3887	BDB::db_env_open
3451	$DB_ENV,	3888	$DB_ENV,
…		…
3453	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3890	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3454	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3891	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3455	0666;	3892	0666;
3456		3893
3457	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3894	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3458
3459	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3460	$DB_ENV->set_lk_detect;
3461	};	3895	};
3462		3896
3463	cf::cleanup "db_env_open(db): $@" if $@;	3897	cf::cleanup "db_env_open(db): $@" if $@;
3464	};	3898	};
3465	}	3899	}
		3900
		3901	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3902	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3903	};
		3904	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3905	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3906	};
		3907	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3908	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3909	};
3466	}	3910	}
3467		3911
3468	{	3912	{
		3913	# configure IO::AIO
		3914
3469	IO::AIO::min_parallel 8;	3915	IO::AIO::min_parallel 8;
3470
3471	undef $Coro::AIO::WATCHER;
3472	IO::AIO::max_poll_time $TICK * 0.1;	3916	IO::AIO::max_poll_time $TICK * 0.1;
3473	$AIO_POLL_WATCHER = Event->io (	3917	undef $AnyEvent::AIO::WATCHER;
3474	reentrant => 0,
3475	data => WF_AUTOCANCEL,
3476	fd => IO::AIO::poll_fileno,
3477	poll => 'r',
3478	prio => 6,
3479	cb => \&IO::AIO::poll_cb,
3480	);
3481	}	3918	}
3482		3919
3483	my $_log_backtrace;	3920	my $_log_backtrace;
3484		3921
3485	sub _log_backtrace {	3922	sub _log_backtrace {
…		…
3488	$msg =~ s/\n//;	3925	$msg =~ s/\n//;
3489		3926
3490	# limit the # of concurrent backtraces	3927	# limit the # of concurrent backtraces
3491	if ($_log_backtrace < 2) {	3928	if ($_log_backtrace < 2) {
3492	++$_log_backtrace;	3929	++$_log_backtrace;
		3930	my $perl_bt = Carp::longmess $msg;
3493	async {	3931	async {
		3932	$Coro::current->{desc} = "abt $msg";
		3933
3494	my @bt = fork_call {	3934	my @bt = fork_call {
3495	@addr = map { sprintf "%x", $_ } @addr;	3935	@addr = map { sprintf "%x", $_ } @addr;
3496	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3936	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3497	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3937	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3498	or die "addr2line: $!";	3938	or die "addr2line: $!";
…		…
3506	}	3946	}
3507		3947
3508	@funcs	3948	@funcs
3509	};	3949	};
3510		3950
3511	LOG llevInfo, "[ABT] $msg\n";	3951	LOG llevInfo, "[ABT] $perl_bt\n";
		3952	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3512	LOG llevInfo, "[ABT] $_\n" for @bt;	3953	LOG llevInfo, "[ABT] $_\n" for @bt;
3513	--$_log_backtrace;	3954	--$_log_backtrace;
3514	};	3955	};
3515	} else {	3956	} else {
3516	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $msg\n";
3517	LOG llevInfo, "[ABT] [suppressed]\n";	3958	LOG llevInfo, "[ABT] [suppressed]\n";
3518	}	3959	}
3519	}	3960	}
3520		3961
3521	# load additional modules	3962	# load additional modules
3522	use cf::pod;	3963	require "cf/$_.pm" for @EXTRA_MODULES;
3523		3964
3524	END { cf::emergency_save }	3965	END { cf::emergency_save }
3525		3966
3526	1	3967	1
3527		3968

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