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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.333 by root, Sun Aug 19 09:14:50 2007 UTC vs.
Revision 1.448 by root, Fri Sep 19 05:30:23 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		68
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	{
		72	# very ugly, but ensure we acquire the storable lock
		73
		74	sub net_mstore {
		75	my $guard = Coro::Storable::guard;
		76	&Storable::net_mstore
		77	}
		78
		79	sub mretrieve {
		80	my $guard = Coro::Storable::guard;
		81	&Storable::mretrieve
		82	}
		83
		84	Compress::LZF::set_serializer "Coro::Storable", "cf::net_mstore", "cf::mretrieve";
		85	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
		86	}
49		87
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	88	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		89
52	our %COMMAND = ();	90	our %COMMAND = ();
53	our %COMMAND_TIME = ();	91	our %COMMAND_TIME = ();
…		…
59	our %EXT_MAP = (); # pluggable maps	97	our %EXT_MAP = (); # pluggable maps
60		98
61	our $RELOAD; # number of reloads so far	99	our $RELOAD; # number of reloads so far
62	our @EVENT;	100	our @EVENT;
63		101
64	our $CONFDIR = confdir;	102	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	103	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	104	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	105	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	106	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	107	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	108	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	109	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	110	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	111	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	112	our $BDBDIR = "$LOCALDIR/db";
		113	our $PIDFILE = "$LOCALDIR/pid";
		114	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		115
		116	our %RESOURCE;
75		117
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	118	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	119	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	120	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	121	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		122
		123	our $BDB_DEADLOCK_WATCHER;
		124	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	125	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	126	our $DB_ENV;
86		127
87	our %CFG;	128	our %CFG;
88		129
89	our $UPTIME; $UPTIME ||= time;	130	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	131	our $RUNTIME;
		132	our $NOW;
91		133
92	our %PLAYER; # all users	134	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	135	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	136	our $LINK_MAP; # the special {link} map, which is always available
95		137
96	# used to convert map paths into valid unix filenames by replacing / by ∕	138	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	139	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		140
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	141	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	142	our $LOADAVG; # same thing, but with alpha-smoothing
		143	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	144	our $TICK_START; # for load detecting purposes
102		145
103	binmode STDOUT;	146	binmode STDOUT;
104	binmode STDERR;	147	binmode STDERR;
105		148
106	# read virtual server time, if available	149	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	150	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	151	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	152	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	153	$RUNTIME = <$fh> + 0.;
111	}	154	}
112		155
113	mkdir $_	156	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	157	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		202
160	The raw value load value from the last tick.	203	The raw value load value from the last tick.
161		204
162	=item %cf::CFG	205	=item %cf::CFG
163		206
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	207	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	208	from wherever your confdir points to.
166		209
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	210	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		211
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	212	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	230	$msg .= "\n"
188	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
189		232
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		234
192	utf8::encode $msg;
193	LOG llevError, $msg;	235	LOG llevError, $msg;
194	};	236	};
195	}	237	}
		238
		239	$Coro::State::DIEHOOK = sub {
		240	return unless $^S eq 0; # "eq", not "=="
		241
		242	if ($Coro::current == $Coro::main) {#d#
		243	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		244	return;#d#
		245	}#d#
		246
		247	# kill coroutine otherwise
		248	warn Carp::longmess $_[0];
		249	Coro::terminate
		250	};
		251
		252	$SIG{__DIE__} = sub { }; #d#?
196		253
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	254	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	255	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	256	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	257	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	264	for my $pkg (qw(
208	cf::global cf::attachable	265	cf::global cf::attachable
209	cf::object cf::object::player	266	cf::object cf::object::player
210	cf::client cf::player	267	cf::client cf::player
211	cf::arch cf::living	268	cf::arch cf::living
		269	cf::map cf::mapspace
212	cf::map cf::party cf::region	270	cf::party cf::region
213	)) {	271	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	272	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	273	}
217		274
218	$Event::DIED = sub {	275	$EV::DIED = sub {
219	warn "error in event callback: @_";	276	warn "error in event callback: @_";
220	};	277	};
221		278
222	#############################################################################	279	#############################################################################
223		280
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	303	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	304	$d
248	} || "[unable to dump $_[0]: '$@']";	305	} || "[unable to dump $_[0]: '$@']";
249	}	306	}
250		307
251	=item $ref = cf::from_json $json	308	=item $ref = cf::decode_json $json
252		309
253	Converts a JSON string into the corresponding perl data structure.	310	Converts a JSON string into the corresponding perl data structure.
254		311
255	=item $json = cf::to_json $ref	312	=item $json = cf::encode_json $ref
256		313
257	Converts a perl data structure into its JSON representation.	314	Converts a perl data structure into its JSON representation.
258		315
259	=cut	316	=cut
260		317
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	318	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		319
263	sub to_json ($) { $json_coder->encode ($_[0]) }	320	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	321	sub decode_json($) { $json_coder->decode ($_[0]) }
265		322
266	=item cf::lock_wait $string	323	=item cf::lock_wait $string
267		324
268	Wait until the given lock is available. See cf::lock_acquire.	325	Wait until the given lock is available. See cf::lock_acquire.
269		326
…		…
272	Wait until the given lock is available and then acquires it and returns	329	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,	330	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	331	for example when the coroutine gets canceled), the lock is automatically
275	returned.	332	returned.
276		333
		334	Locks are *not* recursive, locking from the same coro twice results in a
		335	deadlocked coro.
		336
277	Lock names should begin with a unique identifier (for example, cf::map::find	337	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	338	uses map_find and cf::map::load uses map_load).
279		339
280	=item $locked = cf::lock_active $string	340	=item $locked = cf::lock_active $string
281		341
282	Return true if the lock is currently active, i.e. somebody has locked it.	342	Return true if the lock is currently active, i.e. somebody has locked it.
283		343
284	=cut	344	=cut
285		345
286	our %LOCK;	346	our %LOCK;
		347	our %LOCKER;#d#
287		348
288	sub lock_wait($) {	349	sub lock_wait($) {
289	my ($key) = @_;	350	my ($key) = @_;
		351
		352	if ($LOCKER{$key} == $Coro::current) {#d#
		353	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		354	return;#d#
		355	}#d#
290		356
291	# wait for lock, if any	357	# wait for lock, if any
292	while ($LOCK{$key}) {	358	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;	359	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	360	Coro::schedule;
…		…
300		366
301	# wait, to be sure we are not locked	367	# wait, to be sure we are not locked
302	lock_wait $key;	368	lock_wait $key;
303		369
304	$LOCK{$key} = [];	370	$LOCK{$key} = [];
		371	$LOCKER{$key} = $Coro::current;#d#
305		372
306	Coro::guard {	373	Coro::guard {
		374	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	375	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	376	$_->ready for @{ delete $LOCK{$key} };
309	}	377	}
310	}	378	}
311		379
…		…
314		382
315	! ! $LOCK{$key}	383	! ! $LOCK{$key}
316	}	384	}
317		385
318	sub freeze_mainloop {	386	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	387	tick_inhibit_inc;
320		388
321	my $guard = Coro::guard {	389	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	390	}
323	};	391
324	$TICK_WATCHER->stop;	392	=item cf::periodic $interval, $cb
325	$guard	393
		394	Like EV::periodic, but randomly selects a starting point so that the actions
		395	get spread over timer.
		396
		397	=cut
		398
		399	sub periodic($$) {
		400	my ($interval, $cb) = @_;
		401
		402	my $start = rand List::Util::min 180, $interval;
		403
		404	EV::periodic $start, $interval, 0, $cb
326	}	405	}
327		406
328	=item cf::get_slot $time[, $priority[, $name]]	407	=item cf::get_slot $time[, $priority[, $name]]
329		408
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	409	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	420	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	421	our $SLOT_QUEUE;
343		422
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	423	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	424	$SLOT_QUEUE = Coro::async {
		425	$Coro::current->desc ("timeslot manager");
		426
346	my $signal = new Coro::Signal;	427	my $signal = new Coro::Signal;
347		428
348	while () {	429	while () {
349	next_job:	430	next_job:
350	my $avail = cf::till_tick;	431	my $avail = cf::till_tick;
…		…
358	}	439	}
359	}	440	}
360	}	441	}
361		442
362	if (@SLOT_QUEUE) {	443	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	444	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	445	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	446	$signal->wait;
366	} else {	447	} else {
367	Coro::schedule;	448	Coro::schedule;
368	}	449	}
369	}	450	}
370	};	451	};
371		452
372	sub get_slot($;$$) {	453	sub get_slot($;$$) {
		454	return if tick_inhibit || $Coro::current == $Coro::main;
		455
373	my ($time, $pri, $name) = @_;	456	my ($time, $pri, $name) = @_;
374		457
375	$time = $TICK * .6 if $time > $TICK * .6;	458	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	459	my $sig = new Coro::Signal;
377		460
…		…
391		474
392	BEGIN { *async = \&Coro::async_pool }	475	BEGIN { *async = \&Coro::async_pool }
393		476
394	=item cf::sync_job { BLOCK }	477	=item cf::sync_job { BLOCK }
395		478
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	479	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	480	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	481	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	482	acceptable.
400		483
401	If it must be done, put the blocking parts into C<sync_job>. This will run	484	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	485	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		490
408	sub sync_job(&) {	491	sub sync_job(&) {
409	my ($job) = @_;	492	my ($job) = @_;
410		493
411	if ($Coro::current == $Coro::main) {	494	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	495	my $time = EV::time;
413		496
414	# this is the main coro, too bad, we have to block	497	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	498	# till the operation succeeds, freezing the server :/
416		499
417	# TODO: use suspend/resume instead	500	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	501
419	my $freeze_guard = freeze_mainloop;	502	my $freeze_guard = freeze_mainloop;
420		503
421	my $busy = 1;	504	my $busy = 1;
422	my @res;	505	my @res;
423		506
424	(async {	507	(async {
		508	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	509	@res = eval { $job->() };
426	warn $@ if $@;	510	warn $@ if $@;
427	undef $busy;	511	undef $busy;
428	})->prio (Coro::PRIO_MAX);	512	})->prio (Coro::PRIO_MAX);
429		513
430	while ($busy) {	514	while ($busy) {
431	Coro::cede or Event::one_event;	515	if (Coro::nready) {
		516	Coro::cede_notself;
		517	} else {
		518	EV::loop EV::LOOP_ONESHOT;
432	}	519	}
		520	}
433		521
434	$time = Event::time - $time;	522	my $time = EV::time - $time;
435		523
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	524	$TICK_START += $time; # do not account sync jobs to server load
440		525
441	wantarray ? @res : $res[0]	526	wantarray ? @res : $res[0]
442	} else {	527	} else {
443	# we are in another coroutine, how wonderful, everything just works	528	# we are in another coroutine, how wonderful, everything just works
444		529
…		…
469	=item fork_call { }, $args	554	=item fork_call { }, $args
470		555
471	Executes the given code block with the given arguments in a seperate	556	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	557	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	558	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	559	never block itself or use any form of event handling.
475		560
476	=cut	561	=cut
477		562
478	sub fork_call(&@) {	563	sub fork_call(&@) {
479	my ($cb, @args) = @_;	564	my ($cb, @args) = @_;
480		565
481	# we seemingly have to make a local copy of the whole thing,	566	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	567	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	568	# TODO: investigate and fix (likely this will be rather laborious)
484		569
485	my @res = Coro::Util::fork_eval {	570	my @res = Coro::Util::fork_eval {
486	reset_signals;	571	reset_signals;
487	&$cb	572	&$cb
488	}, @args;	573	}, @args;
489		574
490	wantarray ? @res : $res[-1]	575	wantarray ? @res : $res[-1]
491	}	576	}
492		577
		578	=item $coin = coin_from_name $name
		579
		580	=cut
		581
		582	our %coin_alias = (
		583	"silver" => "silvercoin",
		584	"silvercoin" => "silvercoin",
		585	"silvercoins" => "silvercoin",
		586	"gold" => "goldcoin",
		587	"goldcoin" => "goldcoin",
		588	"goldcoins" => "goldcoin",
		589	"platinum" => "platinacoin",
		590	"platinumcoin" => "platinacoin",
		591	"platinumcoins" => "platinacoin",
		592	"platina" => "platinacoin",
		593	"platinacoin" => "platinacoin",
		594	"platinacoins" => "platinacoin",
		595	"royalty" => "royalty",
		596	"royalties" => "royalty",
		597	);
		598
		599	sub coin_from_name($) {
		600	$coin_alias{$_[0]}
		601	? cf::arch::find $coin_alias{$_[0]}
		602	: undef
		603	}
		604
493	=item $value = cf::db_get $family => $key	605	=item $value = cf::db_get $family => $key
494		606
495	Returns a single value from the environment database.	607	Returns a single value from the environment database.
496		608
497	=item cf::db_put $family => $key => $value	609	=item cf::db_put $family => $key => $value
498		610
499	Stores the given C<$value> in the family. It can currently store binary	611	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	612	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		613
		614	=item $db = cf::db_table "name"
		615
		616	Create and/or open a new database table. The string must not be "db" and must be unique
		617	within each server.
		618
502	=cut	619	=cut
		620
		621	sub db_table($) {
		622	my ($name) = @_;
		623	my $db = BDB::db_create $DB_ENV;
		624
		625	eval {
		626	$db->set_flags (BDB::CHKSUM);
		627
		628	utf8::encode $name;
		629	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		630	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		631	cf::cleanup "db_open(db): $!" if $!;
		632	};
		633	cf::cleanup "db_open(db): $@" if $@;
		634
		635	$db
		636	}
503		637
504	our $DB;	638	our $DB;
505		639
506	sub db_init {	640	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	641	cf::sync_job {
511	eval {	642	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	643	};
521	}	644	}
522		645
523	sub db_get($$) {	646	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	647	my $key = "$_[0]/$_[1]";
525		648
…		…
575	if (1) {	698	if (1) {
576	$md5 =	699	$md5 =
577	join "\x00",	700	join "\x00",
578	$processversion,	701	$processversion,
579	map {	702	map {
580	Coro::cede;	703	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	704	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	705	} 0.. $#$src;
583		706
584		707
585	my $dbmd5 = db_get cache => "$id/md5";	708	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		746
624	#############################################################################	747	#############################################################################
625		748
626	=head2 ATTACHABLE OBJECTS	749	=head2 ATTACHABLE OBJECTS
627		750
628	Many objects in crossfire are so-called attachable objects. That means you can	751	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	752	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	753	to it. All such attachable objects support the following methods.
631		754
632	In the following description, CLASS can be any of C<global>, C<object>	755	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	756	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	757	Deliantra).
635		758
636	=over 4	759	=over 4
637		760
638	=item $attachable->attach ($attachment, key => $value...)	761	=item $attachable->attach ($attachment, key => $value...)
639		762
…		…
683	=item cf::CLASS::attachment $name, ...	806	=item cf::CLASS::attachment $name, ...
684		807
685	Register an attachment by C<$name> through which attachable objects of the	808	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	809	given CLASS can refer to this attachment.
687		810
688	Some classes such as crossfire maps and objects can specify attachments	811	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	812	that are attached at load/instantiate time, thus the need for a name.
690		813
691	These calls expect any number of the following handler/hook descriptions:	814	These calls expect any number of the following handler/hook descriptions:
692		815
693	=over 4	816	=over 4
…		…
921	}	1044	}
922		1045
923	0	1046	0
924	}	1047	}
925		1048
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1049	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1050
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1051	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1052
930	Generate an object-specific event with the given arguments.	1053	Generate an object-specific event with the given arguments.
931		1054
…		…
937		1060
938	=cut	1061	=cut
939		1062
940	#############################################################################	1063	#############################################################################
941	# object support	1064	# object support
942	#
943		1065
		1066	sub _object_equal($$);
		1067	sub _object_equal($$) {
		1068	my ($a, $b) = @_;
		1069
		1070	return 0 unless (ref $a) eq (ref $b);
		1071
		1072	if ("HASH" eq ref $a) {
		1073	my @ka = keys %$a;
		1074	my @kb = keys %$b;
		1075
		1076	return 0 if @ka != @kb;
		1077
		1078	for (0 .. $#ka) {
		1079	return 0 unless $ka[$_] eq $kb[$_];
		1080	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1081	}
		1082
		1083	} elsif ("ARRAY" eq ref $a) {
		1084
		1085	return 0 if @$a != @$b;
		1086
		1087	for (0 .. $#$a) {
		1088	return 0 unless _object_equal $a->[$_], $b->[$_];
		1089	}
		1090
		1091	} elsif ($a ne $b) {
		1092	return 0;
		1093	}
		1094
		1095	1
		1096	}
		1097
		1098	our $SLOW_MERGES;#d#
944	sub _can_merge {	1099	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1100	my ($ob1, $ob2) = @_;
946		1101
947	local $Storable::canonical = 1;	1102	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1103
951	$fob1 eq $fob2	1104	# we do the slow way here
		1105	return _object_equal $ob1, $ob2
952	}	1106	}
953		1107
954	sub reattach {	1108	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1109	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1110	my ($obj) = @_;
957		1111
		1112	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1113	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1114
960	my $registry = $obj->registry;	1115	my $registry = $obj->registry;
961		1116
962	@$registry = ();	1117	@$registry = ();
963		1118
…		…
978	cf::attachable->attach (	1133	cf::attachable->attach (
979	prio => -1000000,	1134	prio => -1000000,
980	on_instantiate => sub {	1135	on_instantiate => sub {
981	my ($obj, $data) = @_;	1136	my ($obj, $data) = @_;
982		1137
983	$data = from_json $data;	1138	$data = decode_json $data;
984		1139
985	for (@$data) {	1140	for (@$data) {
986	my ($name, $args) = @$_;	1141	my ($name, $args) = @$_;
987		1142
988	$obj->attach ($name, %{$args || {} });	1143	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1159	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1160	my ($filename, $rdata, $objs) = @_;
1006		1161
1007	sync_job {	1162	sync_job {
1008	if (length $$rdata) {	1163	if (length $$rdata) {
		1164	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1165	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1166	$decname, length $$rdata, scalar @$objs;
1011		1167
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1168	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1169	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1170	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1171	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1172	aio_close $fh;
1017		1173
1018	if (@$objs) {	1174	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1175	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1176	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1177	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1178	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1179	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1180	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1181	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1182	}
1027	} else {	1183	} else {
1028	aio_unlink "$filename.pst";	1184	aio_unlink "$filename.pst";
1029	}	1185	}
…		…
1034	}	1190	}
1035	} else {	1191	} else {
1036	aio_unlink $filename;	1192	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1193	aio_unlink "$filename.pst";
1038	}	1194	}
1039	}	1195	};
1040	}	1196	}
1041		1197
1042	sub object_freezer_as_string {	1198	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1199	my ($rdata, $objs) = @_;
1044		1200
…		…
1056	or return;	1212	or return;
1057		1213
1058	unless (aio_stat "$filename.pst") {	1214	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1215	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1216	or return;
		1217
1061	$av = eval { (Storable::thaw $av)->{objs} };	1218	my $st = eval { Coro::Storable::thaw $av };
		1219	$av = $st->{objs};
1062	}	1220	}
1063		1221
		1222	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1223	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1224	$decname, length $data, scalar @{$av || []};
		1225
1066	return ($data, $av);	1226	($data, $av)
1067	}	1227	}
1068		1228
1069	=head2 COMMAND CALLBACKS	1229	=head2 COMMAND CALLBACKS
1070		1230
1071	=over 4	1231	=over 4
…		…
1149	my ($type, $reply, @payload) =	1309	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1310	"ARRAY" eq ref $msg
1151	? @$msg	1311	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1313
		1314	my @reply;
		1315
1154	if (my $cb = $EXTCMD{$type}) {	1316	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1317	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1318	}
		1319
		1320	$pl->ext_reply ($reply, @reply)
		1321	if $reply;
		1322
1160	} else {	1323	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1325	}
1163		1326
1164	cf::override;	1327	cf::override;
…		…
1191		1354
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1355	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1356	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1357
1195	$ext{source} =	1358	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1359	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1360	. "#line 1 \"$path\"\n{\n"
1198	. $source	1361	. $source
1199	. "\n};\n1";	1362	. "\n};\n1";
1200		1363
1201	$todo{$base} = \%ext;	1364	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1380	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1381	: "$v->{base}: extension inactive.\n";
1219		1382
1220	if (exists $v->{meta}{mandatory}) {	1383	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1384	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1385	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1386	}
1225		1387
1226	warn $msg;	1388	warn $msg;
1227	}	1389	}
1228		1390
…		…
1242		1404
1243	=back	1405	=back
1244		1406
1245	=head2 CORE EXTENSIONS	1407	=head2 CORE EXTENSIONS
1246		1408
1247	Functions and methods that extend core crossfire objects.	1409	Functions and methods that extend core deliantra objects.
1248		1410
1249	=cut	1411	=cut
1250		1412
1251	package cf::player;	1413	package cf::player;
1252		1414
1253	use Coro::AIO;	1415	use Coro::AIO;
1254		1416
1255	=head3 cf::player	1417	=head3 cf::player
1256		1418
1257	=over 4	1419	=over 4
		1420
		1421	=item cf::player::num_playing
		1422
		1423	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1424
		1425	=cut
		1426
		1427	sub num_playing {
		1428	scalar grep
		1429	$_->ob->map
		1430	&& !$_->hidden
		1431	&& !$_->ob->flag (cf::FLAG_WIZ),
		1432	cf::player::list
		1433	}
1258		1434
1259	=item cf::player::find $login	1435	=item cf::player::find $login
1260		1436
1261	Returns the given player object, loading it if necessary (might block).	1437	Returns the given player object, loading it if necessary (might block).
1262		1438
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1474	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1475	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1476	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1477	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1478
1303	my $pl = load_pl path $login	1479	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1480	or return;
		1481
		1482	my $pl = cf::player::load_pl $f
		1483	or return;
		1484
		1485	local $cf::PLAYER_LOADING{$login} = $pl;
		1486	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1487	$cf::PLAYER{$login} = $pl
1306	}	1488	}
1307	}	1489	}
1308	}	1490	}
1309		1491
…		…
1318	return if $pl->{deny_save};	1500	return if $pl->{deny_save};
1319		1501
1320	aio_mkdir playerdir $pl, 0770;	1502	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1503	$pl->{last_save} = $cf::RUNTIME;
1322		1504
		1505	cf::get_slot 0.01;
		1506
1323	$pl->save_pl ($path);	1507	$pl->save_pl ($path);
1324	Coro::cede;	1508	cf::cede_to_tick;
1325	}	1509	}
1326		1510
1327	sub new($) {	1511	sub new($) {
1328	my ($login) = @_;	1512	my ($login) = @_;
1329		1513
…		…
1358	my ($pl) = @_;	1542	my ($pl) = @_;
1359		1543
1360	my $name = $pl->ob->name;	1544	my $name = $pl->ob->name;
1361		1545
1362	$pl->{deny_save} = 1;	1546	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1547	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1548
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1549	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1550	$pl->deactivate;
		1551	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1552	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1553	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1554	$pl->ns->destroy if $pl->ns;
1369		1555
1370	my $path = playerdir $pl;	1556	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1557	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1593	or return [];
1408		1594
1409	my @logins;	1595	my @logins;
1410		1596
1411	for my $login (@$dirs) {	1597	for my $login (@$dirs) {
		1598	my $path = path $login;
		1599
		1600	# a .pst is a dead give-away for a valid player
		1601	# if no pst file found, open and chekc for blocked users
		1602	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1603	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1604	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1605	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1606	}
1415		1607
1416	utf8::decode $login;	1608	utf8::decode $login;
1417	push @logins, $login;	1609	push @logins, $login;
1418	}	1610	}
1419		1611
…		…
1446	}	1638	}
1447		1639
1448	\@paths	1640	\@paths
1449	}	1641	}
1450		1642
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1643	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1644
1453	Expand crossfire pod fragments into protocol xml.	1645	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1646
1501	=item $player->ext_reply ($msgid, @msg)	1647	=item $player->ext_reply ($msgid, @msg)
1502		1648
1503	Sends an ext reply to the player.	1649	Sends an ext reply to the player.
1504		1650
1505	=cut	1651	=cut
1506		1652
1507	sub ext_reply($$@) {	1653	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1654	my ($self, $id, @msg) = @_;
1509		1655
1510	if ($self->ns->extcmd == 2) {	1656	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1657	}
1518		1658
1519	=item $player->ext_msg ($type, @msg)	1659	=item $player->ext_msg ($type, @msg)
1520		1660
1521	Sends an ext event to the client.	1661	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1717	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1718	our $DEFAULT_RESET = 3000;
1579		1719
1580	sub generate_random_map {	1720	sub generate_random_map {
1581	my ($self, $rmp) = @_;	1721	my ($self, $rmp) = @_;
		1722
		1723	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1724
1582	# mit "rum" bekleckern, nicht	1725	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1726	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1727	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1728	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1729	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1851
1709	# the temporary/swap location	1852	# the temporary/swap location
1710	sub save_path {	1853	sub save_path {
1711	my ($self) = @_;	1854	my ($self) = @_;
1712		1855
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1856	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1857	"$TMPDIR/$path.map"
1715	}	1858	}
1716		1859
1717	# the unique path, undef == no special unique path	1860	# the unique path, undef == no special unique path
1718	sub uniq_path {	1861	sub uniq_path {
1719	my ($self) = @_;	1862	my ($self) = @_;
1720		1863
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1864	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1865	"$UNIQUEDIR/$path"
1723	}	1866	}
1724		1867
1725	# and all this just because we cannot iterate over	1868	# and all this just because we cannot iterate over
1726	# all maps in C++...	1869	# all maps in C++...
…		…
1749		1892
1750	sub load_header_from($) {	1893	sub load_header_from($) {
1751	my ($self, $path) = @_;	1894	my ($self, $path) = @_;
1752		1895
1753	utf8::encode $path;	1896	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1897	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	or return;	1898	or return;
		1899
		1900	$self->_load_header ($f)
		1901	or return;
		1902
		1903	local $MAP_LOADING{$self->{path}} = $self;
		1904	$f->resolve_delayed_derefs;
1759		1905
1760	$self->{load_path} = $path;	1906	$self->{load_path} = $path;
1761		1907
1762	1	1908	1
1763	}	1909	}
…		…
1817	sub find {	1963	sub find {
1818	my ($path, $origin) = @_;	1964	my ($path, $origin) = @_;
1819		1965
1820	$path = normalise $path, $origin && $origin->path;	1966	$path = normalise $path, $origin && $origin->path;
1821		1967
		1968	cf::lock_wait "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1969	cf::lock_wait "map_find:$path";
1823		1970
1824	$cf::MAP{$path} || do {	1971	$cf::MAP{$path} || do {
		1972	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1825	my $guard = cf::lock_acquire "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
		1974
1826	my $map = new_from_path cf::map $path	1975	my $map = new_from_path cf::map $path
1827	or return;	1976	or return;
1828		1977
1829	$map->{last_save} = $cf::RUNTIME;	1978	$map->{last_save} = $cf::RUNTIME;
1830		1979
…		…
1832	or return;	1981	or return;
1833		1982
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1983	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	1984	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	1985	#$cf::WAIT_FOR_TICK->wait;
		1986	undef $guard2;
		1987	undef $guard1;
1837	$map->reset;	1988	$map->reset;
1838	undef $guard;
1839	return find $path;	1989	return find $path;
1840	}	1990	}
1841		1991
1842	$cf::MAP{$path} = $map	1992	$cf::MAP{$path} = $map
1843	}	1993	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	2002	local $self->{deny_reset} = 1; # loading can take a long time
1853		2003
1854	my $path = $self->{path};	2004	my $path = $self->{path};
1855		2005
1856	{	2006	{
1857	my $guard = cf::lock_acquire "map_load:$path";	2007	my $guard = cf::lock_acquire "map_data:$path";
1858		2008
		2009	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	2010	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		2011
1861	$self->in_memory (cf::MAP_LOADING);	2012	$self->in_memory (cf::MAP_LOADING);
1862		2013
1863	$self->alloc;	2014	$self->alloc;
1864		2015
1865	$self->pre_load;	2016	$self->pre_load;
1866	Coro::cede;	2017	cf::cede_to_tick;
1867		2018
		2019	my $f = new_from_file cf::object::thawer $self->{load_path};
		2020	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2021	$self->_load_objects ($f)
1869	or return;	2022	or return;
1870		2023
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2024	$self->post_load_original
1872	if delete $self->{load_original};	2025	if delete $self->{load_original};
1873		2026
1874	if (my $uniq = $self->uniq_path) {	2027	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2028	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2029	unless (aio_stat $uniq) {
		2030	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2031	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2032	$self->_load_objects ($f);
		2033	$f->resolve_delayed_derefs;
		2034	}
1879	}	2035	}
1880	}	2036	}
1881		2037
1882	Coro::cede;	2038	$f->resolve_delayed_derefs;
		2039
		2040	cf::cede_to_tick;
1883	# now do the right thing for maps	2041	# now do the right thing for maps
1884	$self->link_multipart_objects;	2042	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2043	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2044	unless $self->difficulty;
1887	Coro::cede;	2045	cf::cede_to_tick;
1888		2046
1889	unless ($self->{deny_activate}) {	2047	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2048	$self->decay_objects;
1891	$self->fix_auto_apply;	2049	$self->fix_auto_apply;
1892	$self->update_buttons;	2050	$self->update_buttons;
1893	Coro::cede;	2051	cf::cede_to_tick;
1894	$self->set_darkness_map;	2052	$self->set_darkness_map;
1895	Coro::cede;	2053	cf::cede_to_tick;
1896	$self->activate;	2054	$self->activate;
1897	}	2055	}
1898		2056
1899	$self->{last_save} = $cf::RUNTIME;	2057	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2058	$self->last_access ($cf::RUNTIME);
1901		2059
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2060	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2061	}
1904		2062
1905	$self->post_load;	2063	$self->post_load;
1906	}	2064	}
1907		2065
…		…
1950	}	2108	}
1951		2109
1952	sub do_load_sync {	2110	sub do_load_sync {
1953	my ($map) = @_;	2111	my ($map) = @_;
1954		2112
		2113	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2114	if $Coro::current == $Coro::main;
		2115
1955	cf::sync_job { $map->load };	2116	cf::sync_job { $map->load };
1956	}	2117	}
1957		2118
1958	our %MAP_PREFETCH;	2119	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2120	our $MAP_PREFETCHER = undef;
1960		2121
1961	sub find_async {	2122	sub find_async {
1962	my ($path, $origin) = @_;	2123	my ($path, $origin, $load) = @_;
1963		2124
1964	$path = normalise $path, $origin && $origin->{path};	2125	$path = normalise $path, $origin && $origin->{path};
1965		2126
1966	if (my $map = $cf::MAP{$path}) {	2127	if (my $map = $cf::MAP{$path}) {
1967	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2128	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2129	}
1969		2130
1970	undef $MAP_PREFETCH{$path};	2131	$MAP_PREFETCH{$path} |= $load;
		2132
1971	$MAP_PREFETCHER ||= cf::async {	2133	$MAP_PREFETCHER ||= cf::async {
		2134	$Coro::current->{desc} = "map prefetcher";
		2135
1972	while (%MAP_PREFETCH) {	2136	while (%MAP_PREFETCH) {
1973	for my $path (keys %MAP_PREFETCH) {	2137	while (my ($k, $v) = each %MAP_PREFETCH) {
1974	if (my $map = find $path) {	2138	if (my $map = find $k) {
1975	$map->load;	2139	$map->load if $v;
1976	}	2140	}
1977		2141
1978	delete $MAP_PREFETCH{$path};	2142	delete $MAP_PREFETCH{$k};
1979	}	2143	}
1980	}	2144	}
1981	undef $MAP_PREFETCHER;	2145	undef $MAP_PREFETCHER;
1982	};	2146	};
1983	$MAP_PREFETCHER->prio (6);	2147	$MAP_PREFETCHER->prio (6);
…		…
1986	}	2150	}
1987		2151
1988	sub save {	2152	sub save {
1989	my ($self) = @_;	2153	my ($self) = @_;
1990		2154
1991	my $lock = cf::lock_acquire "map_data:" . $self->path;	2155	my $lock = cf::lock_acquire "map_data:$self->{path}";
1992		2156
1993	$self->{last_save} = $cf::RUNTIME;	2157	$self->{last_save} = $cf::RUNTIME;
1994		2158
1995	return unless $self->dirty;	2159	return unless $self->dirty;
1996		2160
…		…
2002	return if $self->{deny_save};	2166	return if $self->{deny_save};
2003		2167
2004	local $self->{last_access} = $self->last_access;#d#	2168	local $self->{last_access} = $self->last_access;#d#
2005		2169
2006	cf::async {	2170	cf::async {
		2171	$Coro::current->{desc} = "map player save";
2007	$_->contr->save for $self->players;	2172	$_->contr->save for $self->players;
2008	};	2173	};
		2174
		2175	cf::get_slot 0.02;
2009		2176
2010	if ($uniq) {	2177	if ($uniq) {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2178	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2012	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2179	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2013	} else {	2180	} else {
…		…
2019	my ($self) = @_;	2186	my ($self) = @_;
2020		2187
2021	# save first because save cedes	2188	# save first because save cedes
2022	$self->save;	2189	$self->save;
2023		2190
2024	my $lock = cf::lock_acquire "map_data:" . $self->path;	2191	my $lock = cf::lock_acquire "map_data:$self->{path}";
2025		2192
2026	return if $self->players;	2193	return if $self->players;
2027	return if $self->in_memory != cf::MAP_IN_MEMORY;	2194	return if $self->in_memory != cf::MAP_ACTIVE;
2028	return if $self->{deny_save};	2195	return if $self->{deny_save};
2029		2196
		2197	$self->in_memory (cf::MAP_SWAPPED);
		2198
		2199	$self->deactivate;
		2200	$_->clear_links_to ($self) for values %cf::MAP;
2030	$self->clear;	2201	$self->clear;
2031	$self->in_memory (cf::MAP_SWAPPED);
2032	}	2202	}
2033		2203
2034	sub reset_at {	2204	sub reset_at {
2035	my ($self) = @_;	2205	my ($self) = @_;
2036		2206
…		…
2068	if $uniq;	2238	if $uniq;
2069	}	2239	}
2070		2240
2071	delete $cf::MAP{$self->path};	2241	delete $cf::MAP{$self->path};
2072		2242
		2243	$self->deactivate;
		2244	$_->clear_links_to ($self) for values %cf::MAP;
2073	$self->clear;	2245	$self->clear;
2074
2075	$_->clear_links_to ($self) for values %cf::MAP;
2076		2246
2077	$self->unlink_save;	2247	$self->unlink_save;
2078	$self->destroy;	2248	$self->destroy;
2079	}	2249	}
2080		2250
2081	my $nuke_counter = "aaaa";	2251	my $nuke_counter = "aaaa";
2082		2252
2083	sub nuke {	2253	sub nuke {
2084	my ($self) = @_;	2254	my ($self) = @_;
2085		2255
		2256	{
		2257	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2258
2086	delete $cf::MAP{$self->path};	2259	delete $cf::MAP{$self->path};
2087		2260
2088	$self->unlink_save;	2261	$self->unlink_save;
2089		2262
2090	bless $self, "cf::map";	2263	bless $self, "cf::map";
2091	delete $self->{deny_reset};	2264	delete $self->{deny_reset};
2092	$self->{deny_save} = 1;	2265	$self->{deny_save} = 1;
2093	$self->reset_timeout (1);	2266	$self->reset_timeout (1);
2094	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2267	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2095		2268
2096	$cf::MAP{$self->path} = $self;	2269	$cf::MAP{$self->path} = $self;
		2270	}
2097		2271
2098	$self->reset; # polite request, might not happen	2272	$self->reset; # polite request, might not happen
2099	}	2273	}
2100		2274
2101	=item $maps = cf::map::tmp_maps	2275	=item $maps = cf::map::tmp_maps
…		…
2143		2317
2144	sub unique_maps() {	2318	sub unique_maps() {
2145	[	2319	[
2146	map {	2320	map {
2147	utf8::decode $_;	2321	utf8::decode $_;
2148	/\.map$/	2322	s/\.map$//; # TODO future compatibility hack
		2323	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2324	? ()
2149	? normalise $_	2325	: normalise $_
2150	: ()
2151	} @{ aio_readdir $UNIQUEDIR or [] }	2326	} @{ aio_readdir $UNIQUEDIR or [] }
2152	]	2327	]
2153	}	2328	}
2154		2329
2155	package cf;
2156
2157	=back	2330	=back
2158		2331
2159	=head3 cf::object	2332	=head3 cf::object
2160		2333
2161	=cut	2334	=cut
…		…
2164		2337
2165	=over 4	2338	=over 4
2166		2339
2167	=item $ob->inv_recursive	2340	=item $ob->inv_recursive
2168		2341
2169	Returns the inventory of the object _and_ their inventories, recursively.	2342	Returns the inventory of the object I<and> their inventories, recursively,
		2343	but I<not> the object itself.
2170		2344
2171	=cut	2345	=cut
2172		2346
2173	sub inv_recursive_;	2347	sub inv_recursive_;
2174	sub inv_recursive_ {	2348	sub inv_recursive_ {
…		…
2177		2351
2178	sub inv_recursive {	2352	sub inv_recursive {
2179	inv_recursive_ inv $_[0]	2353	inv_recursive_ inv $_[0]
2180	}	2354	}
2181		2355
		2356	=item $ref = $ob->ref
		2357
		2358	Creates and returns a persistent reference to an object that can be stored as a string.
		2359
		2360	=item $ob = cf::object::deref ($refstring)
		2361
		2362	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2363	even if the object actually exists. May block.
		2364
		2365	=cut
		2366
		2367	sub deref {
		2368	my ($ref) = @_;
		2369
		2370	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2371	my ($uuid, $name) = ($1, $2);
		2372	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2373	or return;
		2374	$pl->ob->uuid eq $uuid
		2375	or return;
		2376
		2377	$pl->ob
		2378	} else {
		2379	warn "$ref: cannot resolve object reference\n";
		2380	undef
		2381	}
		2382	}
		2383
2182	package cf;	2384	package cf;
2183		2385
2184	=back	2386	=back
2185		2387
2186	=head3 cf::object::player	2388	=head3 cf::object::player
…		…
2192	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2394	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2193	can be C<undef>. Does the right thing when the player is currently in a	2395	can be C<undef>. Does the right thing when the player is currently in a
2194	dialogue with the given NPC character.	2396	dialogue with the given NPC character.
2195		2397
2196	=cut	2398	=cut
		2399
		2400	our $SAY_CHANNEL = {
		2401	id => "say",
		2402	title => "Map",
		2403	reply => "say ",
		2404	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2405	};
		2406
		2407	our $CHAT_CHANNEL = {
		2408	id => "chat",
		2409	title => "Chat",
		2410	reply => "chat ",
		2411	tooltip => "Player chat and shouts, global to the server.",
		2412	};
2197		2413
2198	# rough implementation of a future "reply" method that works	2414	# rough implementation of a future "reply" method that works
2199	# with dialog boxes.	2415	# with dialog boxes.
2200	#TODO: the first argument must go, split into a $npc->reply_to ( method	2416	#TODO: the first argument must go, split into a $npc->reply_to ( method
2201	sub cf::object::player::reply($$$;$) {	2417	sub cf::object::player::reply($$$;$) {
…		…
2213	my $dialog = $pl->{npc_dialog};	2429	my $dialog = $pl->{npc_dialog};
2214	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2430	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2215		2431
2216	} else {	2432	} else {
2217	$msg = $npc->name . " says: $msg" if $npc;	2433	$msg = $npc->name . " says: $msg" if $npc;
2218	$self->message ($msg, $flags);	2434	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2219	}	2435	}
2220	}	2436	}
2221	}	2437	}
2222		2438
2223	=item $object->send_msg ($channel, $msg, $color, [extra...])	2439	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2248		2464
2249	=item $player_object->enter_link	2465	=item $player_object->enter_link
2250		2466
2251	Freezes the player and moves him/her to a special map (C<{link}>).	2467	Freezes the player and moves him/her to a special map (C<{link}>).
2252		2468
2253	The player should be reasonably safe there for short amounts of time. You	2469	The player should be reasonably safe there for short amounts of time (e.g.
2254	I<MUST> call C<leave_link> as soon as possible, though.	2470	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2471	though, as the palyer cannot control the character while it is on the link
		2472	map.
2255		2473
2256	Will never block.	2474	Will never block.
2257		2475
2258	=item $player_object->leave_link ($map, $x, $y)	2476	=item $player_object->leave_link ($map, $x, $y)
2259		2477
…		…
2317		2535
2318	$map->load;	2536	$map->load;
2319	$map->load_neighbours;	2537	$map->load_neighbours;
2320		2538
2321	return unless $self->contr->active;	2539	return unless $self->contr->active;
		2540	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2322	$self->activate_recursive;	2541	$self->activate_recursive;
2323		2542
2324	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2543	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2325	$self->enter_map ($map, $x, $y);	2544	$self->enter_map ($map, $x, $y);
2326	}	2545	}
…		…
2331	her, loading and preparing them map, calling the provided $check callback	2550	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2551	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2552	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2553	be called at the end of this process.
2335		2554
		2555	Note that $check will be called with a potentially non-loaded map, so if
		2556	it needs a loaded map it has to call C<< ->load >>.
		2557
2336	=cut	2558	=cut
2337		2559
2338	our $GOTOGEN;	2560	our $GOTOGEN;
2339		2561
2340	sub cf::object::player::goto {	2562	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2566	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2567
2346	$self->enter_link;	2568	$self->enter_link;
2347		2569
2348	(async {	2570	(async {
		2571	$Coro::current->{desc} = "player::goto $path $x $y";
		2572
		2573	# *tag paths override both path and x|y
		2574	if ($path =~ /^\*(.*)$/) {
		2575	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2576	my $ob = $obs[rand @obs];
		2577
		2578	# see if we actually can go there
		2579	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2580	$ob = $obs[rand @obs];
		2581	} else {
		2582	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2583	}
		2584	# else put us there anyways for now #d#
		2585
		2586	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2587	} else {
		2588	($path, $x, $y) = (undef, undef, undef);
		2589	}
		2590	}
		2591
2349	my $map = eval {	2592	my $map = eval {
2350	my $map = cf::map::find $path;	2593	my $map = defined $path ? cf::map::find $path : undef;
2351		2594
2352	if ($map) {	2595	if ($map) {
2353	$map = $map->customise_for ($self);	2596	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2597	$map = $check->($map) if $check && $map;
2355	} else {	2598	} else {
2356	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2599	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2357	}	2600	}
2358		2601
2359	$map	2602	$map
2360	};	2603	};
2361		2604
…		…
2397	}	2640	}
2398		2641
2399	sub prepare_random_map {	2642	sub prepare_random_map {
2400	my ($exit) = @_;	2643	my ($exit) = @_;
2401		2644
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2645	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2646	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2647	# that depends on the exit object
2407		2648
2408	my $rmp = parse_random_map_params $exit->msg;	2649	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2651	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2652	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2653	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2654	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2655	$rmp->{origin_y} = $exit->y;
		2656
		2657	$exit->map->touch;
2415	}	2658	}
2416		2659
2417	$rmp->{random_seed} ||= $exit->random_seed;	2660	$rmp->{random_seed} ||= $exit->random_seed;
2418		2661
2419	my $data = cf::to_json $rmp;	2662	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2663	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2664	my $meta = "$RANDOMDIR/$md5.meta";
2422		2665
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2666	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2667	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2668	undef $fh;
2426	aio_rename "$meta~", $meta;	2669	aio_rename "$meta~", $meta;
2427		2670
		2671	my $slaying = "?random/$md5";
		2672
		2673	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2674	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2675	$exit->msg (undef);
		2676	}
2430	}	2677	}
2431	}	2678	}
2432		2679
2433	sub cf::object::player::enter_exit {	2680	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2681	my ($self, $exit) = @_;
2435		2682
2436	return unless $self->type == cf::PLAYER;	2683	return unless $self->type == cf::PLAYER;
2437		2684
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2685	$self->enter_link;
2450		2686
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2687	(async {
2456	$self->deactivate_recursive; # just to be sure	2688	$Coro::current->{desc} = "enter_exit";
		2689
2457	unless (eval {	2690	unless (eval {
		2691	$self->deactivate_recursive; # just to be sure
		2692
		2693	# random map handling
		2694	{
		2695	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2696
		2697	prepare_random_map $exit
		2698	if $exit->slaying eq "/!";
		2699	}
		2700
		2701	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2702	my $x = $exit->stats->hp;
		2703	my $y = $exit->stats->sp;
		2704
2458	$self->goto ($slaying, $hp, $sp);	2705	$self->goto ($map, $x, $y);
2459		2706
		2707	# if exit is damned, update players death & WoR home-position
		2708	$self->contr->savebed ($map, $x, $y)
		2709	if $exit->flag (cf::FLAG_DAMNED);
		2710
2460	1;	2711	1
2461	}) {	2712	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2713	$self->message ("Something went wrong deep within the deliantra server. "
2463	. "I'll try to bring you back to the map you were before. "	2714	. "I'll try to bring you back to the map you were before. "
2464	. "Please report this to the dungeon master!",	2715	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2716	cf::NDI_UNIQUE | cf::NDI_RED);
2466		2717
2467	warn "ERROR in enter_exit: $@";	2718	warn "ERROR in enter_exit: $@";
…		…
2495	the message, with C<log> being the default. If C<$color> is negative, suppress	2746	the message, with C<log> being the default. If C<$color> is negative, suppress
2496	the message unless the client supports the msg packet.	2747	the message unless the client supports the msg packet.
2497		2748
2498	=cut	2749	=cut
2499		2750
		2751	# non-persistent channels (usually the info channel)
		2752	our %CHANNEL = (
		2753	"c/identify" => {
		2754	id => "infobox",
		2755	title => "Identify",
		2756	reply => undef,
		2757	tooltip => "Items recently identified",
		2758	},
		2759	"c/examine" => {
		2760	id => "infobox",
		2761	title => "Examine",
		2762	reply => undef,
		2763	tooltip => "Signs and other items you examined",
		2764	},
		2765	"c/book" => {
		2766	id => "infobox",
		2767	title => "Book",
		2768	reply => undef,
		2769	tooltip => "The contents of a note or book",
		2770	},
		2771	"c/lookat" => {
		2772	id => "infobox",
		2773	title => "Look",
		2774	reply => undef,
		2775	tooltip => "What you saw there",
		2776	},
		2777	"c/who" => {
		2778	id => "infobox",
		2779	title => "Players",
		2780	reply => undef,
		2781	tooltip => "Shows players who are currently online",
		2782	},
		2783	"c/body" => {
		2784	id => "infobox",
		2785	title => "Body Parts",
		2786	reply => undef,
		2787	tooltip => "Shows which body parts you posess and are available",
		2788	},
		2789	"c/uptime" => {
		2790	id => "infobox",
		2791	title => "Uptime",
		2792	reply => undef,
		2793	tooltip => "How long the server has been running since last restart",
		2794	},
		2795	"c/mapinfo" => {
		2796	id => "infobox",
		2797	title => "Map Info",
		2798	reply => undef,
		2799	tooltip => "Information related to the maps",
		2800	},
		2801	"c/party" => {
		2802	id => "party",
		2803	title => "Party",
		2804	reply => "gsay ",
		2805	tooltip => "Messages and chat related to your party",
		2806	},
		2807	);
		2808
2500	sub cf::client::send_msg {	2809	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2810	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2811
2503	$msg = $self->pl->expand_cfpod ($msg);	2812	$msg = $self->pl->expand_cfpod ($msg)
		2813	unless $color & cf::NDI_VERBATIM;
2504		2814
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	2815	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		2816
		2817	# check predefined channels, for the benefit of C
		2818	if ($CHANNEL{$channel}) {
		2819	$channel = $CHANNEL{$channel};
		2820
		2821	$self->ext_msg (channel_info => $channel)
		2822	if $self->can_msg;
		2823
		2824	$channel = $channel->{id};
		2825
2507	if (ref $channel) {	2826	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2827	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2828	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2829	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	2830	$self->ext_msg (channel_info => $channel)
		2831	if $self->can_msg;
2512	}	2832	}
2513		2833
2514	$channel = $channel->{id};	2834	$channel = $channel->{id};
2515	}	2835	}
2516		2836
…		…
2519	if ($self->can_msg) {	2839	if ($self->can_msg) {
2520	# default colour, mask it out	2840	# default colour, mask it out
2521	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2841	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2522	if $color & cf::NDI_DEF;	2842	if $color & cf::NDI_DEF;
2523		2843
2524	$self->send_packet ("msg " . $self->{json_coder}->encode (	2844	my $pkt = "msg "
		2845	. $self->{json_coder}->encode (
2525	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2846	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2847	);
		2848
		2849	# try lzf for large packets
		2850	$pkt = "lzf " . Compress::LZF::compress $pkt
		2851	if 1024 <= length $pkt and $self->{can_lzf};
		2852
		2853	# split very large packets
		2854	if (8192 < length $pkt and $self->{can_lzf}) {
		2855	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2856	$pkt = "frag";
		2857	}
		2858
		2859	$self->send_packet ($pkt);
2526	} else {	2860	} else {
2527	if ($color >= 0) {	2861	if ($color >= 0) {
2528	# replace some tags by gcfclient-compatible ones	2862	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {	2863	for ($msg) {
2530	1 while	2864	1 while
…		…
2557	=cut	2891	=cut
2558		2892
2559	sub cf::client::ext_msg($$@) {	2893	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	2894	my ($self, $type, @msg) = @_;
2561		2895
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	2896	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2897	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	2898	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	2899	push @msg, msgtype => "event_$type";
		2900	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2901	}
		2902	}
		2903
		2904	=item $client->ext_reply ($msgid, @msg)
		2905
		2906	Sends an ext reply to the client.
		2907
		2908	=cut
		2909
		2910	sub cf::client::ext_reply($$@) {
		2911	my ($self, $id, @msg) = @_;
		2912
		2913	if ($self->extcmd == 2) {
		2914	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2915	} elsif ($self->extcmd == 1) {
		2916	#TODO: version 1, remove
		2917	unshift @msg, msgtype => "reply", msgid => $id;
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2918	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	2919	}
2570	}	2920	}
2571		2921
2572	=item $success = $client->query ($flags, "text", \&cb)	2922	=item $success = $client->query ($flags, "text", \&cb)
…		…
2634	my ($type, $reply, @payload) =	2984	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	2985	"ARRAY" eq ref $msg
2636	? @$msg	2986	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2987	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		2988
		2989	my @reply;
		2990
2639	if (my $cb = $EXTICMD{$type}) {	2991	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	2992	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	2993	}
		2994
		2995	$ns->ext_reply ($reply, @reply)
		2996	if $reply;
		2997
2645	} else {	2998	} else {
2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2999	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2647	}	3000	}
2648		3001
2649	cf::override;	3002	cf::override;
…		…
2709	=pod	3062	=pod
2710		3063
2711	The following functions and methods are available within a safe environment:	3064	The following functions and methods are available within a safe environment:
2712		3065
2713	cf::object	3066	cf::object
2714	contr pay_amount pay_player map x y force_find force_add	3067	contr pay_amount pay_player map x y force_find force_add destroy
2715	insert remove name archname title slaying race	3068	insert remove name archname title slaying race decrease split
2716		3069
2717	cf::object::player	3070	cf::object::player
2718	player	3071	player
2719		3072
2720	cf::player	3073	cf::player
…		…
2725		3078
2726	=cut	3079	=cut
2727		3080
2728	for (	3081	for (
2729	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3082	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2730	insert remove inv name archname title slaying race)],	3083	insert remove inv nrof name archname title slaying race
		3084	decrease split destroy change_exp)],
2731	["cf::object::player" => qw(player)],	3085	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3086	["cf::player" => qw(peaceful)],
2733	["cf::map" => qw(trigger)],	3087	["cf::map" => qw(trigger)],
2734	) {	3088	) {
2735	no strict 'refs';	3089	no strict 'refs';
…		…
2811	# the server's init and main functions	3165	# the server's init and main functions
2812		3166
2813	sub load_facedata($) {	3167	sub load_facedata($) {
2814	my ($path) = @_;	3168	my ($path) = @_;
2815		3169
		3170	# HACK to clear player env face cache, we need some signal framework
		3171	# for this (global event?)
		3172	%ext::player_env::MUSIC_FACE_CACHE = ();
		3173
		3174	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3175
2816	warn "loading facedata from $path\n";	3176	warn "loading facedata from $path\n";
2817		3177
2818	my $facedata;	3178	my $facedata;
2819	0 < aio_load $path, $facedata	3179	0 < aio_load $path, $facedata
2820	or die "$path: $!";	3180	or die "$path: $!";
…		…
2822	$facedata = Coro::Storable::thaw $facedata;	3182	$facedata = Coro::Storable::thaw $facedata;
2823		3183
2824	$facedata->{version} == 2	3184	$facedata->{version} == 2
2825	or cf::cleanup "$path: version mismatch, cannot proceed.";	3185	or cf::cleanup "$path: version mismatch, cannot proceed.";
2826		3186
		3187	# patch in the exptable
		3188	$facedata->{resource}{"res/exp_table"} = {
		3189	type => FT_RSRC,
		3190	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3191	};
		3192	cf::cede_to_tick;
		3193
2827	{	3194	{
2828	my $faces = $facedata->{faceinfo};	3195	my $faces = $facedata->{faceinfo};
2829		3196
2830	while (my ($face, $info) = each %$faces) {	3197	while (my ($face, $info) = each %$faces) {
2831	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3198	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3199
2832	cf::face::set_visibility $idx, $info->{visibility};	3200	cf::face::set_visibility $idx, $info->{visibility};
2833	cf::face::set_magicmap $idx, $info->{magicmap};	3201	cf::face::set_magicmap $idx, $info->{magicmap};
2834	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3202	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2835	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3203	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2836		3204
2837	cf::cede_to_tick;	3205	cf::cede_to_tick;
2838	}	3206	}
2839		3207
2840	while (my ($face, $info) = each %$faces) {	3208	while (my ($face, $info) = each %$faces) {
2841	next unless $info->{smooth};	3209	next unless $info->{smooth};
		3210
2842	my $idx = cf::face::find $face	3211	my $idx = cf::face::find $face
2843	or next;	3212	or next;
		3213
2844	if (my $smooth = cf::face::find $info->{smooth}) {	3214	if (my $smooth = cf::face::find $info->{smooth}) {
2845	cf::face::set_smooth $idx, $smooth;	3215	cf::face::set_smooth $idx, $smooth;
2846	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3216	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2847	} else {	3217	} else {
2848	warn "smooth face '$info->{smooth}' not found for face '$face'";	3218	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2865		3235
2866	{	3236	{
2867	# TODO: for gcfclient pleasure, we should give resources	3237	# TODO: for gcfclient pleasure, we should give resources
2868	# that gcfclient doesn't grok a >10000 face index.	3238	# that gcfclient doesn't grok a >10000 face index.
2869	my $res = $facedata->{resource};	3239	my $res = $facedata->{resource};
2870	my $enc = JSON::XS->new->utf8->canonical;
2871
2872	my $soundconf = delete $res->{"res/sound.conf"};
2873		3240
2874	while (my ($name, $info) = each %$res) {	3241	while (my ($name, $info) = each %$res) {
2875	my $meta = $enc->encode ({	3242	if (defined $info->{type}) {
2876	name => $name,
2877	%{ $info->{meta} || {} },
2878	});
2879
2880	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3243	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3244	my $data;
2881		3245
2882	if ($info->{type} & 1) {	3246	if ($info->{type} & 1) {
2883	# prepend meta info	3247	# prepend meta info
2884		3248
		3249	my $meta = $enc->encode ({
		3250	name => $name,
		3251	%{ $info->{meta} || {} },
		3252	});
		3253
2885	my $data = pack "(w/a*)*", $meta, $info->{data};	3254	$data = pack "(w/a*)*", $meta, $info->{data};
2886	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3255	} else {
		3256	$data = $info->{data};
		3257	}
2887		3258
2888	cf::face::set_data $idx, 0, $data, $chk;	3259	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3260	cf::face::set_type $idx, $info->{type};
2889	} else {	3261	} else {
2890	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3262	$RESOURCE{$name} = $info;
2891	}	3263	}
2892		3264
2893	cf::face::set_type $idx, $info->{type};
2894
2895	cf::cede_to_tick;	3265	cf::cede_to_tick;
2896	}	3266	}
2897
2898	if ($soundconf) {
2899	$soundconf = $enc->decode (delete $soundconf->{data});
2900
2901	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2902	my $sound = $soundconf->{compat}[$_]
2903	or next;
2904
2905	my $face = cf::face::find "sound/$sound->[1]";
2906	cf::sound::set $sound->[0] => $face;
2907	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2908	}
2909
2910	while (my ($k, $v) = each %{$soundconf->{event}}) {
2911	my $face = cf::face::find "sound/$v";
2912	cf::sound::set $k => $face;
2913	}
2914	}
2915	}	3267	}
		3268
		3269	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2916		3270
2917	1	3271	1
2918	}	3272	}
		3273
		3274	cf::global->attach (on_resource_update => sub {
		3275	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3276	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3277
		3278	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3279	my $sound = $soundconf->{compat}[$_]
		3280	or next;
		3281
		3282	my $face = cf::face::find "sound/$sound->[1]";
		3283	cf::sound::set $sound->[0] => $face;
		3284	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3285	}
		3286
		3287	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3288	my $face = cf::face::find "sound/$v";
		3289	cf::sound::set $k => $face;
		3290	}
		3291	}
		3292	});
2919		3293
2920	register_exticmd fx_want => sub {	3294	register_exticmd fx_want => sub {
2921	my ($ns, $want) = @_;	3295	my ($ns, $want) = @_;
2922		3296
2923	while (my ($k, $v) = each %$want) {	3297	while (my ($k, $v) = each %$want) {
2924	$ns->fx_want ($k, $v);	3298	$ns->fx_want ($k, $v);
2925	}	3299	}
2926	};	3300	};
2927		3301
		3302	sub load_resource_file($) {
		3303	my $guard = lock_acquire "load_resource_file";
		3304
		3305	my $status = load_resource_file_ $_[0];
		3306	get_slot 0.1, 100;
		3307	cf::arch::commit_load;
		3308
		3309	$status
		3310	}
		3311
2928	sub reload_regions {	3312	sub reload_regions {
		3313	# HACK to clear player env face cache, we need some signal framework
		3314	# for this (global event?)
		3315	%ext::player_env::MUSIC_FACE_CACHE = ();
		3316
2929	load_resource_file "$MAPDIR/regions"	3317	load_resource_file "$MAPDIR/regions"
2930	or die "unable to load regions file\n";	3318	or die "unable to load regions file\n";
2931		3319
2932	for (cf::region::list) {	3320	for (cf::region::list) {
2933	$_->{match} = qr/$_->{match}/	3321	$_->{match} = qr/$_->{match}/
…		…
2941	}	3329	}
2942		3330
2943	sub reload_archetypes {	3331	sub reload_archetypes {
2944	load_resource_file "$DATADIR/archetypes"	3332	load_resource_file "$DATADIR/archetypes"
2945	or die "unable to load archetypes\n";	3333	or die "unable to load archetypes\n";
2946	#d# NEED to laod twice to resolve forward references
2947	# this really needs to be done in an extra post-pass
2948	# (which needs to be synchronous, so solve it differently)
2949	load_resource_file "$DATADIR/archetypes"
2950	or die "unable to load archetypes\n";
2951	}	3334	}
2952		3335
2953	sub reload_treasures {	3336	sub reload_treasures {
2954	load_resource_file "$DATADIR/treasures"	3337	load_resource_file "$DATADIR/treasures"
2955	or die "unable to load treasurelists\n";	3338	or die "unable to load treasurelists\n";
2956	}	3339	}
2957		3340
2958	sub reload_resources {	3341	sub reload_resources {
2959	warn "reloading resource files...\n";	3342	warn "reloading resource files...\n";
2960		3343
		3344	reload_facedata;
		3345	reload_archetypes;
2961	reload_regions;	3346	reload_regions;
2962	reload_facedata;
2963	#reload_archetypes;#d#
2964	reload_archetypes;
2965	reload_treasures;	3347	reload_treasures;
2966		3348
2967	warn "finished reloading resource files\n";	3349	warn "finished reloading resource files\n";
2968	}	3350	}
2969		3351
2970	sub init {	3352	sub init {
		3353	my $guard = freeze_mainloop;
		3354
		3355	evthread_start IO::AIO::poll_fileno;
		3356
2971	reload_resources;	3357	reload_resources;
2972	}	3358	}
2973		3359
2974	sub cfg_load {	3360	sub reload_config {
2975	open my $fh, "<:utf8", "$CONFDIR/config"	3361	open my $fh, "<:utf8", "$CONFDIR/config"
2976	or return;	3362	or return;
2977		3363
2978	local $/;	3364	local $/;
2979	*CFG = YAML::Syck::Load <$fh>;	3365	*CFG = YAML::Load <$fh>;
2980		3366
2981	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3367	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2982		3368
2983	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3369	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2984	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3370	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2990	};	3376	};
2991	warn $@ if $@;	3377	warn $@ if $@;
2992	}	3378	}
2993	}	3379	}
2994		3380
		3381	sub pidfile() {
		3382	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3383	or die "$PIDFILE: $!";
		3384	flock $fh, &Fcntl::LOCK_EX
		3385	or die "$PIDFILE: flock: $!";
		3386	$fh
		3387	}
		3388
		3389	# make sure only one server instance is running at any one time
		3390	sub atomic {
		3391	my $fh = pidfile;
		3392
		3393	my $pid = <$fh>;
		3394	kill 9, $pid if $pid > 0;
		3395
		3396	seek $fh, 0, 0;
		3397	print $fh $$;
		3398	}
		3399
2995	sub main {	3400	sub main {
		3401	atomic;
		3402
2996	# we must not ever block the main coroutine	3403	# we must not ever block the main coroutine
2997	local $Coro::idle = sub {	3404	local $Coro::idle = sub {
2998	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3405	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2999	(async {	3406	(async {
3000	Event::one_event;	3407	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3408	EV::loop EV::LOOP_ONESHOT;
3001	})->prio (Coro::PRIO_MAX);	3409	})->prio (Coro::PRIO_MAX);
3002	};	3410	};
3003		3411
3004	cfg_load;	3412	{
		3413	my $guard = freeze_mainloop;
		3414	reload_config;
3005	db_init;	3415	db_init;
3006	load_extensions;	3416	load_extensions;
3007		3417
3008	$TICK_WATCHER->start;	3418	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3419	}
		3420
		3421	utime time, time, $RUNTIMEFILE;
		3422
		3423	# no (long-running) fork's whatsoever before this point(!)
		3424	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3425
3009	Event::loop;	3426	EV::loop;
3010	}	3427	}
3011		3428
3012	#############################################################################	3429	#############################################################################
3013	# initialisation and cleanup	3430	# initialisation and cleanup
3014		3431
3015	# install some emergency cleanup handlers	3432	# install some emergency cleanup handlers
3016	BEGIN {	3433	BEGIN {
		3434	our %SIGWATCHER = ();
3017	for my $signal (qw(INT HUP TERM)) {	3435	for my $signal (qw(INT HUP TERM)) {
3018	Event->signal (	3436	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3019	reentrant => 0,
3020	data => WF_AUTOCANCEL,
3021	signal => $signal,
3022	prio => 0,
3023	cb => sub {
3024	cf::cleanup "SIG$signal";	3437	cf::cleanup "SIG$signal";
3025	},
3026	);	3438	};
3027	}	3439	}
3028	}	3440	}
3029		3441
3030	sub write_runtime {	3442	sub write_runtime_sync {
3031	my $runtime = "$LOCALDIR/runtime";
3032
3033	# first touch the runtime file to show we are still running:	3443	# first touch the runtime file to show we are still running:
3034	# the fsync below can take a very very long time.	3444	# the fsync below can take a very very long time.
3035		3445
3036	IO::AIO::aio_utime $runtime, undef, undef;	3446	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3037		3447
3038	my $guard = cf::lock_acquire "write_runtime";	3448	my $guard = cf::lock_acquire "write_runtime";
3039		3449
3040	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3450	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3041	or return;	3451	or return;
3042		3452
3043	my $value = $cf::RUNTIME + 90 + 10;	3453	my $value = $cf::RUNTIME + 90 + 10;
3044	# 10 is the runtime save interval, for a monotonic clock	3454	# 10 is the runtime save interval, for a monotonic clock
3045	# 60 allows for the watchdog to kill the server.	3455	# 60 allows for the watchdog to kill the server.
…		…
3055	aio_utime $fh, undef, undef;	3465	aio_utime $fh, undef, undef;
3056		3466
3057	close $fh	3467	close $fh
3058	or return;	3468	or return;
3059		3469
3060	aio_rename "$runtime~", $runtime	3470	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3061	and return;	3471	and return;
3062		3472
3063	warn "runtime file written.\n";	3473	warn "runtime file written.\n";
3064		3474
3065	1	3475	1
		3476	}
		3477
		3478	our $uuid_lock;
		3479	our $uuid_skip;
		3480
		3481	sub write_uuid_sync($) {
		3482	$uuid_skip ||= $_[0];
		3483
		3484	return if $uuid_lock;
		3485	local $uuid_lock = 1;
		3486
		3487	my $uuid = "$LOCALDIR/uuid";
		3488
		3489	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3490	or return;
		3491
		3492	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3493	$uuid_skip = 0;
		3494
		3495	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3496	and return;
		3497
		3498	# always fsync - this file is important
		3499	aio_fsync $fh
		3500	and return;
		3501
		3502	close $fh
		3503	or return;
		3504
		3505	aio_rename "$uuid~", $uuid
		3506	and return;
		3507
		3508	warn "uuid file written ($value).\n";
		3509
		3510	1
		3511
		3512	}
		3513
		3514	sub write_uuid($$) {
		3515	my ($skip, $sync) = @_;
		3516
		3517	$sync ? write_uuid_sync $skip
		3518	: async { write_uuid_sync $skip };
3066	}	3519	}
3067		3520
3068	sub emergency_save() {	3521	sub emergency_save() {
3069	my $freeze_guard = cf::freeze_mainloop;	3522	my $freeze_guard = cf::freeze_mainloop;
3070		3523
…		…
3076	# and maps saved/destroyed asynchronously.	3529	# and maps saved/destroyed asynchronously.
3077	warn "begin emergency player save\n";	3530	warn "begin emergency player save\n";
3078	for my $login (keys %cf::PLAYER) {	3531	for my $login (keys %cf::PLAYER) {
3079	my $pl = $cf::PLAYER{$login} or next;	3532	my $pl = $cf::PLAYER{$login} or next;
3080	$pl->valid or next;	3533	$pl->valid or next;
		3534	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3081	$pl->save;	3535	$pl->save;
3082	}	3536	}
3083	warn "end emergency player save\n";	3537	warn "end emergency player save\n";
3084		3538
3085	warn "begin emergency map save\n";	3539	warn "begin emergency map save\n";
…		…
3091	warn "end emergency map save\n";	3545	warn "end emergency map save\n";
3092		3546
3093	warn "begin emergency database checkpoint\n";	3547	warn "begin emergency database checkpoint\n";
3094	BDB::db_env_txn_checkpoint $DB_ENV;	3548	BDB::db_env_txn_checkpoint $DB_ENV;
3095	warn "end emergency database checkpoint\n";	3549	warn "end emergency database checkpoint\n";
		3550
		3551	warn "begin write uuid\n";
		3552	write_uuid_sync 1;
		3553	warn "end write uuid\n";
3096	};	3554	};
3097		3555
3098	warn "leave emergency perl save\n";	3556	warn "leave emergency perl save\n";
3099	}	3557	}
3100		3558
3101	sub post_cleanup {	3559	sub post_cleanup {
3102	my ($make_core) = @_;	3560	my ($make_core) = @_;
3103		3561
3104	warn Carp::longmess "post_cleanup backtrace"	3562	warn Carp::longmess "post_cleanup backtrace"
3105	if $make_core;	3563	if $make_core;
		3564
		3565	my $fh = pidfile;
		3566	unlink $PIDFILE if <$fh> == $$;
3106	}	3567	}
		3568
		3569	# a safer delete_package, copied from Symbol
		3570	sub clear_package($) {
		3571	my $pkg = shift;
		3572
		3573	# expand to full symbol table name if needed
		3574	unless ($pkg =~ /^main::.*::$/) {
		3575	$pkg = "main$pkg" if $pkg =~ /^::/;
		3576	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3577	$pkg .= '::' unless $pkg =~ /::$/;
		3578	}
		3579
		3580	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3581	my $stem_symtab = *{$stem}{HASH};
		3582
		3583	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3584	or return;
		3585
		3586	# clear all symbols
		3587	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3588	for my $name (keys %$leaf_symtab) {
		3589	_gv_clear *{"$pkg$name"};
		3590	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3591	}
		3592	warn "cleared package #$pkg\n";#d#
		3593	}
		3594
		3595	our $RELOAD; # how many times to reload
3107		3596
3108	sub do_reload_perl() {	3597	sub do_reload_perl() {
3109	# can/must only be called in main	3598	# can/must only be called in main
3110	if ($Coro::current != $Coro::main) {	3599	if ($Coro::current != $Coro::main) {
3111	warn "can only reload from main coroutine";	3600	warn "can only reload from main coroutine";
3112	return;	3601	return;
3113	}	3602	}
3114		3603
		3604	return if $RELOAD++;
		3605
		3606	while ($RELOAD) {
3115	warn "reloading...";	3607	warn "reloading...";
3116		3608
3117	warn "entering sync_job";	3609	warn "entering sync_job";
3118		3610
3119	cf::sync_job {	3611	cf::sync_job {
3120	cf::write_runtime; # external watchdog should not bark	3612	cf::write_runtime_sync; # external watchdog should not bark
3121	cf::emergency_save;	3613	cf::emergency_save;
3122	cf::write_runtime; # external watchdog should not bark	3614	cf::write_runtime_sync; # external watchdog should not bark
3123		3615
3124	warn "syncing database to disk";	3616	warn "syncing database to disk";
3125	BDB::db_env_txn_checkpoint $DB_ENV;	3617	BDB::db_env_txn_checkpoint $DB_ENV;
3126		3618
3127	# if anything goes wrong in here, we should simply crash as we already saved	3619	# if anything goes wrong in here, we should simply crash as we already saved
3128		3620
3129	warn "cancelling all WF_AUTOCANCEL watchers";
3130	for (Event::all_watchers) {
3131	$_->cancel if $_->data & WF_AUTOCANCEL;
3132	}
3133
3134	warn "flushing outstanding aio requests";	3621	warn "flushing outstanding aio requests";
3135	for (;;) {
3136	BDB::flush;
3137	IO::AIO::flush;
3138	Coro::cede;
3139	last unless IO::AIO::nreqs || BDB::nreqs;	3622	while (IO::AIO::nreqs || BDB::nreqs) {
3140	warn "iterate...";	3623	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3141	}
3142
3143	++$RELOAD;
3144
3145	warn "cancelling all extension coros";
3146	$_->cancel for values %EXT_CORO;
3147	%EXT_CORO = ();
3148
3149	warn "removing commands";
3150	%COMMAND = ();
3151
3152	warn "removing ext/exti commands";
3153	%EXTCMD = ();
3154	%EXTICMD = ();
3155
3156	warn "unloading/nuking all extensions";
3157	for my $pkg (@EXTS) {
3158	warn "... unloading $pkg";
3159
3160	if (my $cb = $pkg->can ("unload")) {
3161	eval {
3162	$cb->($pkg);
3163	1
3164	} or warn "$pkg unloaded, but with errors: $@";
3165	}	3624	}
3166		3625
3167	warn "... nuking $pkg";	3626	warn "cancelling all extension coros";
3168	Symbol::delete_package $pkg;	3627	$_->cancel for values %EXT_CORO;
3169	}	3628	%EXT_CORO = ();
3170		3629
3171	warn "unloading all perl modules loaded from $LIBDIR";	3630	warn "removing commands";
3172	while (my ($k, $v) = each %INC) {	3631	%COMMAND = ();
3173	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3174		3632
		3633	warn "removing ext/exti commands";
		3634	%EXTCMD = ();
		3635	%EXTICMD = ();
		3636
		3637	warn "unloading/nuking all extensions";
		3638	for my $pkg (@EXTS) {
3175	warn "... unloading $k";	3639	warn "... unloading $pkg";
3176	delete $INC{$k};
3177		3640
3178	$k =~ s/\.pm$//;
3179	$k =~ s/\//::/g;
3180
3181	if (my $cb = $k->can ("unload_module")) {	3641	if (my $cb = $pkg->can ("unload")) {
		3642	eval {
3182	$cb->();	3643	$cb->($pkg);
		3644	1
		3645	} or warn "$pkg unloaded, but with errors: $@";
		3646	}
		3647
		3648	warn "... clearing $pkg";
		3649	clear_package $pkg;
3183	}	3650	}
3184		3651
3185	Symbol::delete_package $k;	3652	warn "unloading all perl modules loaded from $LIBDIR";
		3653	while (my ($k, $v) = each %INC) {
		3654	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3655
		3656	warn "... unloading $k";
		3657	delete $INC{$k};
		3658
		3659	$k =~ s/\.pm$//;
		3660	$k =~ s/\//::/g;
		3661
		3662	if (my $cb = $k->can ("unload_module")) {
		3663	$cb->();
		3664	}
		3665
		3666	clear_package $k;
3186	}	3667	}
3187		3668
3188	warn "getting rid of safe::, as good as possible";	3669	warn "getting rid of safe::, as good as possible";
3189	Symbol::delete_package "safe::$_"	3670	clear_package "safe::$_"
3190	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3671	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3191		3672
3192	warn "unloading cf.pm \"a bit\"";	3673	warn "unloading cf.pm \"a bit\"";
3193	delete $INC{"cf.pm"};	3674	delete $INC{"cf.pm"};
3194	delete $INC{"cf/pod.pm"};	3675	delete $INC{"cf/pod.pm"};
3195		3676
3196	# don't, removes xs symbols, too,	3677	# don't, removes xs symbols, too,
3197	# and global variables created in xs	3678	# and global variables created in xs
3198	#Symbol::delete_package __PACKAGE__;	3679	#clear_package __PACKAGE__;
3199		3680
3200	warn "unload completed, starting to reload now";	3681	warn "unload completed, starting to reload now";
3201		3682
3202	warn "reloading cf.pm";	3683	warn "reloading cf.pm";
3203	require cf;	3684	require cf;
3204	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3685	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3205		3686
3206	warn "loading config and database again";	3687	warn "loading config and database again";
3207	cf::cfg_load;	3688	cf::reload_config;
3208		3689
3209	warn "loading extensions";	3690	warn "loading extensions";
3210	cf::load_extensions;	3691	cf::load_extensions;
3211		3692
3212	warn "reattaching attachments to objects/players";	3693	warn "reattaching attachments to objects/players";
3213	_global_reattach; # objects, sockets	3694	_global_reattach; # objects, sockets
3214	warn "reattaching attachments to maps";	3695	warn "reattaching attachments to maps";
3215	reattach $_ for values %MAP;	3696	reattach $_ for values %MAP;
3216	warn "reattaching attachments to players";	3697	warn "reattaching attachments to players";
3217	reattach $_ for values %PLAYER;	3698	reattach $_ for values %PLAYER;
3218		3699
3219	warn "leaving sync_job";	3700	warn "leaving sync_job";
3220		3701
3221	1	3702	1
3222	} or do {	3703	} or do {
3223	warn $@;	3704	warn $@;
3224	warn "error while reloading, exiting.";	3705	cf::cleanup "error while reloading, exiting.";
3225	exit 1;
3226	};	3706	};
3227		3707
3228	warn "reloaded";	3708	warn "reloaded";
		3709	--$RELOAD;
		3710	}
3229	};	3711	};
3230		3712
3231	our $RELOAD_WATCHER; # used only during reload	3713	our $RELOAD_WATCHER; # used only during reload
3232		3714
3233	sub reload_perl() {	3715	sub reload_perl() {
3234	# doing reload synchronously and two reloads happen back-to-back,	3716	# doing reload synchronously and two reloads happen back-to-back,
3235	# coro crashes during coro_state_free->destroy here.	3717	# coro crashes during coro_state_free->destroy here.
3236		3718
3237	$RELOAD_WATCHER ||= Event->timer (	3719	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3238	reentrant => 0,
3239	after => 0,
3240	data => WF_AUTOCANCEL,
3241	cb => sub {
3242	do_reload_perl;	3720	do_reload_perl;
3243	undef $RELOAD_WATCHER;	3721	undef $RELOAD_WATCHER;
3244	},
3245	);	3722	};
3246	}	3723	}
3247		3724
3248	register_command "reload" => sub {	3725	register_command "reload" => sub {
3249	my ($who, $arg) = @_;	3726	my ($who, $arg) = @_;
3250		3727
3251	if ($who->flag (FLAG_WIZ)) {	3728	if ($who->flag (FLAG_WIZ)) {
3252	$who->message ("reloading server.");	3729	$who->message ("reloading server.");
		3730	async {
		3731	$Coro::current->{desc} = "perl_reload";
3253	async { reload_perl };	3732	reload_perl;
		3733	};
3254	}	3734	}
3255	};	3735	};
3256		3736
3257	unshift @INC, $LIBDIR;	3737	unshift @INC, $LIBDIR;
3258		3738
…		…
3260		3740
3261	our @WAIT_FOR_TICK;	3741	our @WAIT_FOR_TICK;
3262	our @WAIT_FOR_TICK_BEGIN;	3742	our @WAIT_FOR_TICK_BEGIN;
3263		3743
3264	sub wait_for_tick {	3744	sub wait_for_tick {
3265	return unless $TICK_WATCHER->is_active;
3266	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3267		3746
3268	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3269	push @WAIT_FOR_TICK, $signal;	3748	push @WAIT_FOR_TICK, $signal;
3270	$signal->wait;	3749	$signal->wait;
3271	}	3750	}
3272		3751
3273	sub wait_for_tick_begin {	3752	sub wait_for_tick_begin {
3274	return unless $TICK_WATCHER->is_active;
3275	return if $Coro::current == $Coro::main;	3753	return if tick_inhibit || $Coro::current == $Coro::main;
3276		3754
3277	my $signal = new Coro::Signal;	3755	my $signal = new Coro::Signal;
3278	push @WAIT_FOR_TICK_BEGIN, $signal;	3756	push @WAIT_FOR_TICK_BEGIN, $signal;
3279	$signal->wait;	3757	$signal->wait;
3280	}	3758	}
3281		3759
3282	my $min = 1e6;#d#	3760	sub tick {
3283	my $avg = 10;
3284	$TICK_WATCHER = Event->timer (
3285	reentrant => 0,
3286	parked => 1,
3287	prio => 0,
3288	at => $NEXT_TICK || $TICK,
3289	data => WF_AUTOCANCEL,
3290	cb => sub {
3291	if ($Coro::current != $Coro::main) {	3761	if ($Coro::current != $Coro::main) {
3292	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3762	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3293	unless ++$bug_warning > 10;	3763	unless ++$bug_warning > 10;
3294	return;	3764	return;
3295	}	3765	}
3296		3766
3297	$NOW = $tick_start = Event::time;
3298
3299	cf::server_tick; # one server iteration	3767	cf::server_tick; # one server iteration
3300		3768
3301	0 && sync_job {#d#	3769	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3302	for(1..10) {	3770	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3303	my $t = Event::time;	3771	Coro::async_pool {
3304	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3772	$Coro::current->{desc} = "runtime saver";
3305	or die;	3773	write_runtime_sync
3306		3774	or warn "ERROR: unable to write runtime file: $!";
3307	$map->width (50);
3308	$map->height (50);
3309	$map->alloc;
3310	$map->_load_objects ("/tmp/x.map", 1);
3311	my $t = Event::time - $t;
3312
3313	#next unless $t < 0.0013;#d#
3314	if ($t < $min) {
3315	$min = $t;
3316	}
3317	$avg = $avg * 0.99 + $t * 0.01;
3318	}
3319	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3320	exit 0;
3321	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3322	};	3775	};
		3776	}
3323		3777
3324	$RUNTIME += $TICK;
3325	$NEXT_TICK += $TICK;
3326
3327	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3328	$NEXT_RUNTIME_WRITE = $NOW + 10;
3329	Coro::async_pool {
3330	write_runtime
3331	or warn "ERROR: unable to write runtime file: $!";
3332	};
3333	}
3334
3335	# my $AFTER = Event::time;
3336	# warn $AFTER - $NOW;#d#
3337
3338	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3778	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3339	$sig->send;	3779	$sig->send;
3340	}	3780	}
3341	while (my $sig = shift @WAIT_FOR_TICK) {	3781	while (my $sig = shift @WAIT_FOR_TICK) {
3342	$sig->send;	3782	$sig->send;
3343	}	3783	}
3344		3784
3345	$NOW = Event::time;	3785	$LOAD = ($NOW - $TICK_START) / $TICK;
3346
3347	# if we are delayed by four ticks or more, skip them all
3348	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3349
3350	$TICK_WATCHER->at ($NEXT_TICK);
3351	$TICK_WATCHER->start;
3352
3353	$LOAD = ($NOW - $tick_start) / $TICK;
3354	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3786	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3355		3787
3356	_post_tick;	3788	if (0) {
3357		3789	if ($NEXT_TICK) {
3358		3790	my $jitter = $TICK_START - $NEXT_TICK;
		3791	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3792	warn "jitter $JITTER\n";#d#
		3793	}
3359	},	3794	}
3360	);	3795	}
3361		3796
3362	{	3797	{
3363	BDB::max_poll_time $TICK * 0.1;	3798	# configure BDB
3364	$BDB_POLL_WATCHER = Event->io (	3799
3365	reentrant => 0,
3366	fd => BDB::poll_fileno,
3367	poll => 'r',
3368	prio => 0,
3369	data => WF_AUTOCANCEL,
3370	cb => \&BDB::poll_cb,
3371	);
3372	BDB::min_parallel 8;	3800	BDB::min_parallel 8;
3373		3801	BDB::max_poll_reqs $TICK * 0.1;
3374	BDB::set_sync_prepare {	3802	$AnyEvent::BDB::WATCHER->priority (1);
3375	my $status;
3376	my $current = $Coro::current;
3377	(
3378	sub {
3379	$status = $!;
3380	$current->ready; undef $current;
3381	},
3382	sub {
3383	Coro::schedule while defined $current;
3384	$! = $status;
3385	},
3386	)
3387	};
3388		3803
3389	unless ($DB_ENV) {	3804	unless ($DB_ENV) {
3390	$DB_ENV = BDB::db_env_create;	3805	$DB_ENV = BDB::db_env_create;
		3806	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3807	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3808	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3809	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3810	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3391		3811
3392	cf::sync_job {	3812	cf::sync_job {
3393	eval {	3813	eval {
3394	BDB::db_env_open	3814	BDB::db_env_open
3395	$DB_ENV,	3815	$DB_ENV,
…		…
3397	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3817	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3398	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3818	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3399	0666;	3819	0666;
3400		3820
3401	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3821	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3402
3403	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3404	$DB_ENV->set_lk_detect;
3405	};	3822	};
3406		3823
3407	cf::cleanup "db_env_open(db): $@" if $@;	3824	cf::cleanup "db_env_open(db): $@" if $@;
3408	};	3825	};
3409	}	3826	}
		3827
		3828	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3829	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3830	};
		3831	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3832	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3833	};
		3834	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3835	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3836	};
3410	}	3837	}
3411		3838
3412	{	3839	{
		3840	# configure IO::AIO
		3841
3413	IO::AIO::min_parallel 8;	3842	IO::AIO::min_parallel 8;
3414
3415	undef $Coro::AIO::WATCHER;
3416	IO::AIO::max_poll_time $TICK * 0.1;	3843	IO::AIO::max_poll_time $TICK * 0.1;
3417	$AIO_POLL_WATCHER = Event->io (	3844	undef $AnyEvent::AIO::WATCHER;
3418	reentrant => 0,
3419	data => WF_AUTOCANCEL,
3420	fd => IO::AIO::poll_fileno,
3421	poll => 'r',
3422	prio => 6,
3423	cb => \&IO::AIO::poll_cb,
3424	);
3425	}	3845	}
3426		3846
3427	my $_log_backtrace;	3847	my $_log_backtrace;
3428		3848
3429	sub _log_backtrace {	3849	sub _log_backtrace {
…		…
3432	$msg =~ s/\n//;	3852	$msg =~ s/\n//;
3433		3853
3434	# limit the # of concurrent backtraces	3854	# limit the # of concurrent backtraces
3435	if ($_log_backtrace < 2) {	3855	if ($_log_backtrace < 2) {
3436	++$_log_backtrace;	3856	++$_log_backtrace;
		3857	my $perl_bt = Carp::longmess $msg;
3437	async {	3858	async {
		3859	$Coro::current->{desc} = "abt $msg";
		3860
3438	my @bt = fork_call {	3861	my @bt = fork_call {
3439	@addr = map { sprintf "%x", $_ } @addr;	3862	@addr = map { sprintf "%x", $_ } @addr;
3440	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3863	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3441	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3864	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3442	or die "addr2line: $!";	3865	or die "addr2line: $!";
…		…
3450	}	3873	}
3451		3874
3452	@funcs	3875	@funcs
3453	};	3876	};
3454		3877
3455	LOG llevInfo, "[ABT] $msg\n";	3878	LOG llevInfo, "[ABT] $perl_bt\n";
		3879	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3456	LOG llevInfo, "[ABT] $_\n" for @bt;	3880	LOG llevInfo, "[ABT] $_\n" for @bt;
3457	--$_log_backtrace;	3881	--$_log_backtrace;
3458	};	3882	};
3459	} else {	3883	} else {
3460	LOG llevInfo, "[ABT] $msg\n";	3884	LOG llevInfo, "[ABT] $msg\n";

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