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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.269 by root, Tue May 22 21:35:26 2007 UTC vs.
Revision 1.441 by root, Sat Aug 30 05:19:03 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 3.61 ();	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;
		49	use Coro::Util ();
24		50
		51	use JSON::XS 2.01 ();
25	use BDB ();	52	use BDB ();
26	use Data::Dumper;	53	use Data::Dumper;
27	use Digest::MD5;	54	use Digest::MD5;
28	use Fcntl;	55	use Fcntl;
29	use YAML::Syck ();	56	use YAML ();
30	use IO::AIO 2.32 ();	57	use IO::AIO ();
31	use Time::HiRes;	58	use Time::HiRes;
32	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
33		63
34	# configure various modules to our taste	64	# configure various modules to our taste
35	#	65	#
36	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
37	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
38	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
39		69
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
46		71
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		73
49	our %COMMAND = ();	74	our %COMMAND = ();
50	our %COMMAND_TIME = ();	75	our %COMMAND_TIME = ();
51		76
52	our @EXTS = (); # list of extension package names	77	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	78	our %EXTCMD = ();
		79	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	80	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
56		82
57	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
58	our @EVENT;	84	our @EVENT;
…		…
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our %RESOURCE;
71		98
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	101	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	102	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		103
		104	our $BDB_DEADLOCK_WATCHER;
		105	our $BDB_CHECKPOINT_WATCHER;
80	our $BDB_POLL_WATCHER;	106	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	107	our $DB_ENV;
82		108
83	our %CFG;	109	our %CFG;
84		110
85	our $UPTIME; $UPTIME ||= time;	111	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	112	our $RUNTIME;
		113	our $NOW;
87		114
88	our %PLAYER; # all users	115	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	116	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	117	our $LINK_MAP; # the special {link} map, which is always available
91		118
92	# used to convert map paths into valid unix filenames by replacing / by ∕	119	# used to convert map paths into valid unix filenames by replacing / by ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	120	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		121
95	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
96	our $LOADAVG; # same thing, but with alpha-smoothing	123	our $LOADAVG; # same thing, but with alpha-smoothing
		124	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	125	our $TICK_START; # for load detecting purposes
98		126
99	binmode STDOUT;	127	binmode STDOUT;
100	binmode STDERR;	128	binmode STDERR;
101		129
102	# read virtual server time, if available	130	# read virtual server time, if available
…		…
155		183
156	The raw value load value from the last tick.	184	The raw value load value from the last tick.
157		185
158	=item %cf::CFG	186	=item %cf::CFG
159		187
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	188	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	189	from wherever your confdir points to.
162		190
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	191	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		192
165	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
166	returns directly I<after> the tick processing (and consequently, can only wake one process	194	returns directly I<after> the tick processing (and consequently, can only wake one process
167	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	195	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
168		196
		197	=item @cf::INVOKE_RESULTS
		198
		199	This array contains the results of the last C<invoke ()> call. When
		200	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		201	that call.
		202
169	=back	203	=back
170		204
171	=cut	205	=cut
172		206
173	BEGIN {	207	BEGIN {
…		…
177	$msg .= "\n"	211	$msg .= "\n"
178	unless $msg =~ /\n$/;	212	unless $msg =~ /\n$/;
179		213
180	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
181		215
182	utf8::encode $msg;
183	LOG llevError, $msg;	216	LOG llevError, $msg;
184	};	217	};
185	}	218	}
		219
		220	$Coro::State::DIEHOOK = sub {
		221	return unless $^S eq 0; # "eq", not "=="
		222
		223	if ($Coro::current == $Coro::main) {#d#
		224	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		225	return;#d#
		226	}#d#
		227
		228	# kill coroutine otherwise
		229	warn Carp::longmess $_[0];
		230	Coro::terminate
		231	};
		232
		233	$SIG{__DIE__} = sub { }; #d#?
186		234
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
191	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';	239	@safe::cf::map::ISA = @cf::map::ISA = 'cf::attachable';
		240	@safe::cf::arch::ISA = @cf::arch::ISA = 'cf::object';
192	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object';	241	@safe::cf::object::player::ISA = @cf::object::player::ISA = 'cf::object'; # not really true (yet)
193		242
194	# we bless all objects into (empty) derived classes to force a method lookup	243	# we bless all objects into (empty) derived classes to force a method lookup
195	# within the Safe compartment.	244	# within the Safe compartment.
196	for my $pkg (qw(	245	for my $pkg (qw(
197	cf::global cf::attachable	246	cf::global cf::attachable
198	cf::object cf::object::player	247	cf::object cf::object::player
199	cf::client cf::player	248	cf::client cf::player
200	cf::arch cf::living	249	cf::arch cf::living
		250	cf::map cf::mapspace
201	cf::map cf::party cf::region	251	cf::party cf::region
202	)) {	252	)) {
203	no strict 'refs';
204	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
205	}	254	}
206		255
207	$Event::DIED = sub {	256	$EV::DIED = sub {
208	warn "error in event callback: @_";	257	warn "error in event callback: @_";
209	};	258	};
		259
		260	#############################################################################
210		261
211	=head2 UTILITY FUNCTIONS	262	=head2 UTILITY FUNCTIONS
212		263
213	=over 4	264	=over 4
214		265
…		…
233	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
234	$d	285	$d
235	} || "[unable to dump $_[0]: '$@']";	286	} || "[unable to dump $_[0]: '$@']";
236	}	287	}
237		288
238	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
239
240	=item $ref = cf::from_json $json	289	=item $ref = cf::decode_json $json
241		290
242	Converts a JSON string into the corresponding perl data structure.	291	Converts a JSON string into the corresponding perl data structure.
243		292
244	=item $json = cf::to_json $ref	293	=item $json = cf::encode_json $ref
245		294
246	Converts a perl data structure into its JSON representation.	295	Converts a perl data structure into its JSON representation.
		296
		297	=cut
		298
		299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		300
		301	sub encode_json($) { $json_coder->encode ($_[0]) }
		302	sub decode_json($) { $json_coder->decode ($_[0]) }
247		303
248	=item cf::lock_wait $string	304	=item cf::lock_wait $string
249		305
250	Wait until the given lock is available. See cf::lock_acquire.	306	Wait until the given lock is available. See cf::lock_acquire.
251		307
…		…
254	Wait until the given lock is available and then acquires it and returns	310	Wait until the given lock is available and then acquires it and returns
255	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
256	for example when the coroutine gets canceled), the lock is automatically	312	for example when the coroutine gets canceled), the lock is automatically
257	returned.	313	returned.
258		314
		315	Locks are *not* recursive, locking from the same coro twice results in a
		316	deadlocked coro.
		317
259	Lock names should begin with a unique identifier (for example, cf::map::find	318	Lock names should begin with a unique identifier (for example, cf::map::find
260	uses map_find and cf::map::load uses map_load).	319	uses map_find and cf::map::load uses map_load).
261		320
262	=item $locked = cf::lock_active $string	321	=item $locked = cf::lock_active $string
263		322
264	Return true if the lock is currently active, i.e. somebody has locked it.	323	Return true if the lock is currently active, i.e. somebody has locked it.
265		324
266	=cut	325	=cut
267		326
268	our %LOCK;	327	our %LOCK;
		328	our %LOCKER;#d#
269		329
270	sub lock_wait($) {	330	sub lock_wait($) {
271	my ($key) = @_;	331	my ($key) = @_;
		332
		333	if ($LOCKER{$key} == $Coro::current) {#d#
		334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		335	return;#d#
		336	}#d#
272		337
273	# wait for lock, if any	338	# wait for lock, if any
274	while ($LOCK{$key}) {	339	while ($LOCK{$key}) {
275	push @{ $LOCK{$key} }, $Coro::current;	340	push @{ $LOCK{$key} }, $Coro::current;
276	Coro::schedule;	341	Coro::schedule;
…		…
282		347
283	# wait, to be sure we are not locked	348	# wait, to be sure we are not locked
284	lock_wait $key;	349	lock_wait $key;
285		350
286	$LOCK{$key} = [];	351	$LOCK{$key} = [];
		352	$LOCKER{$key} = $Coro::current;#d#
287		353
288	Coro::guard {	354	Coro::guard {
		355	delete $LOCKER{$key};#d#
289	# wake up all waiters, to be on the safe side	356	# wake up all waiters, to be on the safe side
290	$_->ready for @{ delete $LOCK{$key} };	357	$_->ready for @{ delete $LOCK{$key} };
291	}	358	}
292	}	359	}
293		360
…		…
296		363
297	! ! $LOCK{$key}	364	! ! $LOCK{$key}
298	}	365	}
299		366
300	sub freeze_mainloop {	367	sub freeze_mainloop {
301	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
302		369
303	my $guard = Coro::guard {	370	Coro::guard \&tick_inhibit_dec;
304	$TICK_WATCHER->start;	371	}
		372
		373	=item cf::periodic $interval, $cb
		374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
		386	}
		387
		388	=item cf::get_slot $time[, $priority[, $name]]
		389
		390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		391	This call blocks and returns only when you have at least C<$time> seconds
		392	of cpu time till the next tick. The slot is only valid till the next cede.
		393
		394	The optional C<$name> can be used to identify the job to run. It might be
		395	used for statistical purposes and should identify the same time-class.
		396
		397	Useful for short background jobs.
		398
		399	=cut
		400
		401	our @SLOT_QUEUE;
		402	our $SLOT_QUEUE;
		403
		404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
		408	my $signal = new Coro::Signal;
		409
		410	while () {
		411	next_job:
		412	my $avail = cf::till_tick;
		413	if ($avail > 0.01) {
		414	for (0 .. $#SLOT_QUEUE) {
		415	if ($SLOT_QUEUE[$_][0] < $avail) {
		416	my $job = splice @SLOT_QUEUE, $_, 1, ();
		417	$job->[2]->send;
		418	Coro::cede;
		419	goto next_job;
		420	}
		421	}
		422	}
		423
		424	if (@SLOT_QUEUE) {
		425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		426	push @cf::WAIT_FOR_TICK, $signal;
		427	$signal->wait;
		428	} else {
		429	Coro::schedule;
		430	}
305	};	431	}
306	$TICK_WATCHER->stop;	432	};
307	$guard	433
		434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
		437	my ($time, $pri, $name) = @_;
		438
		439	$time = $TICK * .6 if $time > $TICK * .6;
		440	my $sig = new Coro::Signal;
		441
		442	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		443	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		444	$SLOT_QUEUE->ready;
		445	$sig->wait;
308	}	446	}
309		447
310	=item cf::async { BLOCK }	448	=item cf::async { BLOCK }
311		449
312	Currently the same as Coro::async_pool, meaning you cannot use	450	Currently the same as Coro::async_pool, meaning you cannot use
…		…
317		455
318	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
319		457
320	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
321		459
322	The design of crossfire+ requires that the main coro ($Coro::main) is	460	The design of Deliantra requires that the main coroutine ($Coro::main)
323	always able to handle events or runnable, as crossfire+ is only partly	461	is always able to handle events or runnable, as Deliantra is only
324	reentrant. Thus "blocking" it by e.g. waiting for I/O is not acceptable.	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
		463	acceptable.
325		464
326	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
327	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
328	server will be frozen during this time, so the block should either finish	467	server will be frozen during this time, so the block should either finish
329	fast or be very important.	468	fast or be very important.
…		…
332		471
333	sub sync_job(&) {	472	sub sync_job(&) {
334	my ($job) = @_;	473	my ($job) = @_;
335		474
336	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
337	my $time = Event::time;	476	my $time = EV::time;
338		477
339	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
340	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
341		480
342	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
343	# (but this is cancel-safe)	482
344	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
345		484
346	my $busy = 1;	485	my $busy = 1;
347	my @res;	486	my @res;
348		487
349	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
350	@res = eval { $job->() };	490	@res = eval { $job->() };
351	warn $@ if $@;	491	warn $@ if $@;
352	undef $busy;	492	undef $busy;
353	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
354		494
355	while ($busy) {	495	while ($busy) {
356	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
357	}	500	}
		501	}
358		502
359	$time = Event::time - $time;	503	my $time = EV::time - $time;
360		504
361	LOG llevError | logBacktrace, Carp::longmess "long sync job"
362	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
363
364	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
365		506
366	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
367	} else {	508	} else {
368	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
369		510
…		…
389	$EXT_CORO{$coro+0} = $coro;	530	$EXT_CORO{$coro+0} = $coro;
390		531
391	$coro	532	$coro
392	}	533	}
393		534
394	sub write_runtime {	535	=item fork_call { }, $args
395	my $runtime = "$LOCALDIR/runtime";
396		536
397	# first touch the runtime file to show we are still running:	537	Executes the given code block with the given arguments in a seperate
398	# the fsync below can take a very very long time.	538	process, returning the results. Everything must be serialisable with
		539	Coro::Storable. May, of course, block. Note that the executed sub may
		540	never block itself or use any form of event handling.
399		541
400	if (my $fh = aio_open $runtime, O_WRONLY, 0) {	542	=cut
401	utime undef, undef, $fh;	543
		544	sub fork_call(&@) {
		545	my ($cb, @args) = @_;
		546
		547	# we seemingly have to make a local copy of the whole thing,
		548	# otherwise perl prematurely frees the stuff :/
		549	# TODO: investigate and fix (likely this will be rather laborious)
		550
		551	my @res = Coro::Util::fork_eval {
		552	reset_signals;
		553	&$cb
		554	}, @args;
		555
		556	wantarray ? @res : $res[-1]
		557	}
		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
		584	}
		585
		586	=item $value = cf::db_get $family => $key
		587
		588	Returns a single value from the environment database.
		589
		590	=item cf::db_put $family => $key => $value
		591
		592	Stores the given C<$value> in the family. It can currently store binary
		593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
		600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
402	}	613	};
		614	cf::cleanup "db_open(db): $@" if $@;
403		615
404	my $guard = cf::lock_acquire "write_runtime";	616	$db
		617	}
405		618
406	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	619	our $DB;
407	or return;
408		620
409	my $value = $cf::RUNTIME + 90 + 10;	621	sub db_init {
410	# 10 is the runtime save interval, for a monotonic clock	622	cf::sync_job {
411	# 60 allows for the watchdog to kill the server.	623	$DB ||= db_table "db";
		624	};
		625	}
412		626
413	(aio_write $fh, 0, (length $value), $value, 0) <= 0	627	sub db_get($$) {
414	and return;	628	my $key = "$_[0]/$_[1]";
415		629
416	# always fsync - this file is important	630	cf::sync_job {
417	aio_fsync $fh	631	BDB::db_get $DB, undef, $key, my $data;
418	and return;
419		632
420	# touch it again to show we are up-to-date	633	$! ? ()
421	utime undef, undef, $fh;	634	: $data
422
423	close $fh
424	or return;
425
426	aio_rename "$runtime~", $runtime
427	and return;
428
429	warn "runtime file written.\n";#d#
430
431	1	635	}
		636	}
		637
		638	sub db_put($$$) {
		639	BDB::dbreq_pri 4;
		640	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
		641	}
		642
		643	=item cf::cache $id => [$paths...], $processversion => $process
		644
		645	Generic caching function that returns the value of the resource $id,
		646	caching and regenerating as required.
		647
		648	This function can block.
		649
		650	=cut
		651
		652	sub cache {
		653	my ($id, $src, $processversion, $process) = @_;
		654
		655	my $meta =
		656	join "\x00",
		657	$processversion,
		658	map {
		659	aio_stat $_
		660	and Carp::croak "$_: $!";
		661
		662	($_, (stat _)[7,9])
		663	} @$src;
		664
		665	my $dbmeta = db_get cache => "$id/meta";
		666	if ($dbmeta ne $meta) {
		667	# changed, we may need to process
		668
		669	my @data;
		670	my $md5;
		671
		672	for (0 .. $#$src) {
		673	0 <= aio_load $src->[$_], $data[$_]
		674	or Carp::croak "$src->[$_]: $!";
		675	}
		676
		677	# if processing is expensive, check
		678	# checksum first
		679	if (1) {
		680	$md5 =
		681	join "\x00",
		682	$processversion,
		683	map {
		684	cf::cede_to_tick;
		685	($src->[$_], Digest::MD5::md5_hex $data[$_])
		686	} 0.. $#$src;
		687
		688
		689	my $dbmd5 = db_get cache => "$id/md5";
		690	if ($dbmd5 eq $md5) {
		691	db_put cache => "$id/meta", $meta;
		692
		693	return db_get cache => "$id/data";
		694	}
		695	}
		696
		697	my $t1 = Time::HiRes::time;
		698	my $data = $process->(\@data);
		699	my $t2 = Time::HiRes::time;
		700
		701	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
		702
		703	db_put cache => "$id/data", $data;
		704	db_put cache => "$id/md5" , $md5;
		705	db_put cache => "$id/meta", $meta;
		706
		707	return $data;
		708	}
		709
		710	db_get cache => "$id/data"
432	}	711	}
433		712
434	=item cf::datalog type => key => value, ...	713	=item cf::datalog type => key => value, ...
435		714
436	Log a datalog packet of the given type with the given key-value pairs.	715	Log a datalog packet of the given type with the given key-value pairs.
…		…
454	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
455	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
456		735
457	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
458	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
459	crossfire+).	738	Deliantra).
460		739
461	=over 4	740	=over 4
462		741
463	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
464		743
…		…
666	_attach $registry, $klass, @attach;	945	_attach $registry, $klass, @attach;
667	}	946	}
668		947
669	$obj->{$name} = \%arg;	948	$obj->{$name} = \%arg;
670	} else {	949	} else {
671	warn "object uses attachment '$name' that is not available, postponing.\n";	950	warn "object uses attachment '$name' which is not available, postponing.\n";
672	}	951	}
673		952
674	$obj->{_attachment}{$name} = undef;	953	$obj->{_attachment}{$name} = undef;
675	}	954	}
676		955
…		…
716	";	995	";
717	die if $@;	996	die if $@;
718	}	997	}
719		998
720	our $override;	999	our $override;
721	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1000	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
722		1001
723	sub override {	1002	sub override {
724	$override = 1;	1003	$override = 1;
725	@invoke_results = ();	1004	@INVOKE_RESULTS = (@_);
726	}	1005	}
727		1006
728	sub do_invoke {	1007	sub do_invoke {
729	my $event = shift;	1008	my $event = shift;
730	my $callbacks = shift;	1009	my $callbacks = shift;
731		1010
732	@invoke_results = ();	1011	@INVOKE_RESULTS = ();
733		1012
734	local $override;	1013	local $override;
735		1014
736	for (@$callbacks) {	1015	for (@$callbacks) {
737	eval { &{$_->[1]} };	1016	eval { &{$_->[1]} };
…		…
746	}	1025	}
747		1026
748	0	1027	0
749	}	1028	}
750		1029
751	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
752		1031
753	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
754		1033
755	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
756		1035
757	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1036	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
758	removed in future versions), and there is no public API to access override	1037	removed in future versions), and there is no public API to access override
759	results (if you must, access C<@cf::invoke_results> directly).	1038	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
760		1039
761	=back	1040	=back
762		1041
763	=cut	1042	=cut
764		1043
765	#############################################################################	1044	#############################################################################
766	# object support	1045	# object support
		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
		1080	sub _can_merge {
		1081	my ($ob1, $ob2) = @_;
		1082
		1083	++$SLOW_MERGES;#d#
		1084
		1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
		1087	}
767		1088
768	sub reattach {	1089	sub reattach {
769	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
770	my ($obj) = @_;	1091	my ($obj) = @_;
771		1092
		1093	# no longer needed after getting rid of delete_package?
772	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
773		1095
774	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
775		1097
776	@$registry = ();	1098	@$registry = ();
777		1099
…		…
792	cf::attachable->attach (	1114	cf::attachable->attach (
793	prio => -1000000,	1115	prio => -1000000,
794	on_instantiate => sub {	1116	on_instantiate => sub {
795	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
796		1118
797	$data = from_json $data;	1119	$data = decode_json $data;
798		1120
799	for (@$data) {	1121	for (@$data) {
800	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
801		1123
802	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
818	sub object_freezer_save {	1140	sub object_freezer_save {
819	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
820		1142
821	sync_job {	1143	sync_job {
822	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
823	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
824	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
825		1148
826	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
827	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
828	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
829	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
830	close $fh;	1153	aio_close $fh;
831		1154
832	if (@$objs) {	1155	if (@$objs) {
833	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
834	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
835	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
836	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
837	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
838	close $fh;	1161	aio_close $fh;
839	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
840	}	1163	}
841	} else {	1164	} else {
842	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
843	}	1166	}
…		…
848	}	1171	}
849	} else {	1172	} else {
850	aio_unlink $filename;	1173	aio_unlink $filename;
851	aio_unlink "$filename.pst";	1174	aio_unlink "$filename.pst";
852	}	1175	}
853	}	1176	};
854	}	1177	}
855		1178
856	sub object_freezer_as_string {	1179	sub object_freezer_as_string {
857	my ($rdata, $objs) = @_;	1180	my ($rdata, $objs) = @_;
858		1181
…		…
870	or return;	1193	or return;
871		1194
872	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
873	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
874	or return;	1197	or return;
		1198
875	$av = eval { (Storable::thaw $av)->{objs} };	1199	my $st = eval { Coro::Storable::thaw $av };
		1200	$av = $st->{objs};
876	}	1201	}
877		1202
		1203	utf8::decode (my $decname = $filename);
878	warn sprintf "loading %s (%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
879	$filename, length $data, scalar @{$av || []};#d#	1205	$decname, length $data, scalar @{$av || []};
		1206
880	return ($data, $av);	1207	($data, $av)
881	}	1208	}
		1209
		1210	=head2 COMMAND CALLBACKS
		1211
		1212	=over 4
		1213
		1214	=cut
882		1215
883	#############################################################################	1216	#############################################################################
884	# command handling &c	1217	# command handling &c
885		1218
886	=item cf::register_command $name => \&callback($ob,$args);	1219	=item cf::register_command $name => \&callback($ob,$args);
…		…
899	push @{ $COMMAND{$name} }, [$caller, $cb];	1232	push @{ $COMMAND{$name} }, [$caller, $cb];
900	}	1233	}
901		1234
902	=item cf::register_extcmd $name => \&callback($pl,$packet);	1235	=item cf::register_extcmd $name => \&callback($pl,$packet);
903		1236
904	Register a callbackf ro execution when the client sends an extcmd packet.	1237	Register a callback for execution when the client sends an (synchronous)
		1238	extcmd packet. Ext commands will be processed in the order they are
		1239	received by the server, like other user commands. The first argument is
		1240	the logged-in player. Ext commands can only be processed after a player
		1241	has logged in successfully.
905		1242
906	If the callback returns something, it is sent back as if reply was being	1243	If the callback returns something, it is sent back as if reply was being
907	called.	1244	called.
908		1245
		1246	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1247
		1248	Register a callback for execution when the client sends an (asynchronous)
		1249	exticmd packet. Exti commands are processed by the server as soon as they
		1250	are received, i.e. out of order w.r.t. other commands. The first argument
		1251	is a client socket. Exti commands can be received anytime, even before
		1252	log-in.
		1253
		1254	If the callback returns something, it is sent back as if reply was being
		1255	called.
		1256
909	=cut	1257	=cut
910		1258
911	sub register_extcmd {	1259	sub register_extcmd {
912	my ($name, $cb) = @_;	1260	my ($name, $cb) = @_;
913		1261
914	$EXTCMD{$name} = $cb;	1262	$EXTCMD{$name} = $cb;
		1263	}
		1264
		1265	sub register_exticmd {
		1266	my ($name, $cb) = @_;
		1267
		1268	$EXTICMD{$name} = $cb;
915	}	1269	}
916		1270
917	cf::player->attach (	1271	cf::player->attach (
918	on_command => sub {	1272	on_command => sub {
919	my ($pl, $name, $params) = @_;	1273	my ($pl, $name, $params) = @_;
…		…
928	cf::override;	1282	cf::override;
929	},	1283	},
930	on_extcmd => sub {	1284	on_extcmd => sub {
931	my ($pl, $buf) = @_;	1285	my ($pl, $buf) = @_;
932		1286
933	my $msg = eval { from_json $buf };	1287	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
934		1288
935	if (ref $msg) {	1289	if (ref $msg) {
		1290	my ($type, $reply, @payload) =
		1291	"ARRAY" eq ref $msg
		1292	? @$msg
		1293	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1294
		1295	my @reply;
		1296
936	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1297	if (my $cb = $EXTCMD{$type}) {
937	if (my %reply = $cb->($pl, $msg)) {	1298	@reply = $cb->($pl, @payload);
938	$pl->ext_reply ($msg->{msgid}, %reply);
939	}
940	}	1299	}
		1300
		1301	$pl->ext_reply ($reply, @reply)
		1302	if $reply;
		1303
941	} else {	1304	} else {
942	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
943	}	1306	}
944		1307
945	cf::override;	1308	cf::override;
946	},	1309	},
947	);	1310	);
948		1311
949	sub load_extension {
950	my ($path) = @_;
951
952	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
953	my $base = $1;
954	my $pkg = $1;
955	$pkg =~ s/[^[:word:]]/_/g;
956	$pkg = "ext::$pkg";
957
958	warn "... loading '$path' into '$pkg'\n";
959
960	open my $fh, "<:utf8", $path
961	or die "$path: $!";
962
963	my $source =
964	"package $pkg; use strict; use utf8;\n"
965	. "#line 1 \"$path\"\n{\n"
966	. (do { local $/; <$fh> })
967	. "\n};\n1";
968
969	unless (eval $source) {
970	my $msg = $@ ? "$path: $@\n"
971	: "extension disabled.\n";
972	if ($source =~ /^#!.*perl.*#.*MANDATORY/m) { # ugly match
973	warn $@;
974	warn "mandatory extension failed to load, exiting.\n";
975	exit 1;
976	}
977	die $@;
978	}
979
980	push @EXTS, $pkg;
981	}
982
983	sub load_extensions {	1312	sub load_extensions {
		1313	cf::sync_job {
		1314	my %todo;
		1315
984	for my $ext (<$LIBDIR/*.ext>) {	1316	for my $path (<$LIBDIR/*.ext>) {
985	next unless -r $ext;	1317	next unless -r $path;
986	eval {	1318
987	load_extension $ext;	1319	$path =~ /([^\/\\]+)\.ext$/ or die "$path";
		1320	my $base = $1;
		1321	my $pkg = $1;
		1322	$pkg =~ s/[^[:word:]]/_/g;
		1323	$pkg = "ext::$pkg";
		1324
		1325	open my $fh, "<:utf8", $path
		1326	or die "$path: $!";
		1327
		1328	my $source = do { local $/; <$fh> };
		1329
		1330	my %ext = (
		1331	path => $path,
		1332	base => $base,
		1333	pkg => $pkg,
		1334	);
		1335
		1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
		1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
		1338
		1339	$ext{source} =
		1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
		1341	. "#line 1 \"$path\"\n{\n"
		1342	. $source
		1343	. "\n};\n1";
		1344
		1345	$todo{$base} = \%ext;
		1346	}
		1347
		1348	my %done;
		1349	while (%todo) {
		1350	my $progress;
		1351
		1352	while (my ($k, $v) = each %todo) {
		1353	for (split /,\s*/, $v->{meta}{depends}) {
		1354	goto skip
		1355	unless exists $done{$_};
		1356	}
		1357
		1358	warn "... loading '$k' into '$v->{pkg}'\n";
		1359
		1360	unless (eval $v->{source}) {
		1361	my $msg = $@ ? "$v->{path}: $@\n"
		1362	: "$v->{base}: extension inactive.\n";
		1363
		1364	if (exists $v->{meta}{mandatory}) {
		1365	warn $msg;
		1366	cf::cleanup "mandatory extension failed to load, exiting.";
		1367	}
		1368
		1369	warn $msg;
		1370	}
		1371
		1372	$done{$k} = delete $todo{$k};
		1373	push @EXTS, $v->{pkg};
		1374	$progress = 1;
988	1	1375	}
989	} or warn "$ext not loaded: $@";	1376
		1377	skip:
		1378	die "cannot load " . (join ", ", keys %todo) . ": unable to resolve dependencies\n"
		1379	unless $progress;
		1380	}
990	}	1381	};
991	}	1382	}
992		1383
993	#############################################################################	1384	#############################################################################
994		1385
		1386	=back
		1387
995	=head2 CORE EXTENSIONS	1388	=head2 CORE EXTENSIONS
996		1389
997	Functions and methods that extend core crossfire objects.	1390	Functions and methods that extend core crossfire objects.
998		1391
999	=cut	1392	=cut
…		…
1003	use Coro::AIO;	1396	use Coro::AIO;
1004		1397
1005	=head3 cf::player	1398	=head3 cf::player
1006		1399
1007	=over 4	1400	=over 4
		1401
		1402	=item cf::player::num_playing
		1403
		1404	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1405
		1406	=cut
		1407
		1408	sub num_playing {
		1409	scalar grep
		1410	$_->ob->map
		1411	&& !$_->hidden
		1412	&& !$_->ob->flag (cf::FLAG_WIZ),
		1413	cf::player::list
		1414	}
1008		1415
1009	=item cf::player::find $login	1416	=item cf::player::find $login
1010		1417
1011	Returns the given player object, loading it if necessary (might block).	1418	Returns the given player object, loading it if necessary (might block).
1012		1419
…		…
1048	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1455	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1049	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1456	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1050	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1457	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1051	aio_unlink +(playerdir $login) . "/$login.pl";	1458	aio_unlink +(playerdir $login) . "/$login.pl";
1052		1459
1053	my $pl = load_pl path $login	1460	my $f = new_from_file cf::object::thawer path $login
1054	or return;	1461	or return;
		1462
		1463	my $pl = cf::player::load_pl $f
		1464	or return;
		1465
		1466	local $cf::PLAYER_LOADING{$login} = $pl;
		1467	$f->resolve_delayed_derefs;
1055	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1056	}	1469	}
1057	}	1470	}
1058	}	1471	}
1059		1472
…		…
1068	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1069		1482
1070	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1071	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
1072		1485
		1486	cf::get_slot 0.01;
		1487
1073	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1074	Coro::cede;	1489	cf::cede_to_tick;
1075	}	1490	}
1076		1491
1077	sub new($) {	1492	sub new($) {
1078	my ($login) = @_;	1493	my ($login) = @_;
1079		1494
…		…
1085	$cf::PLAYER{$login} = $self;	1500	$cf::PLAYER{$login} = $self;
1086		1501
1087	$self	1502	$self
1088	}	1503	}
1089		1504
		1505	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1506
		1507	=cut
		1508
		1509	sub send_msg {
		1510	my $ns = shift->ns
		1511	or return;
		1512	$ns->send_msg (@_);
		1513	}
		1514
1090	=item $pl->quit_character	1515	=item $pl->quit_character
1091		1516
1092	Nukes the player without looking back. If logged in, the connection will	1517	Nukes the player without looking back. If logged in, the connection will
1093	be destroyed. May block for a long time.	1518	be destroyed. May block for a long time.
1094		1519
…		…
1102	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1103	$pl->password ("*"); # this should lock out the player until we nuked the dir	1528	$pl->password ("*"); # this should lock out the player until we nuked the dir
1104		1529
1105	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1106	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1107	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1108	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1109		1536
1110	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1111	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1147	or return [];	1574	or return [];
1148		1575
1149	my @logins;	1576	my @logins;
1150		1577
1151	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
		1579	my $path = path $login;
		1580
		1581	# a .pst is a dead give-away for a valid player
		1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1152	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1153	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1154	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1587	}
1155		1588
1156	utf8::decode $login;	1589	utf8::decode $login;
1157	push @logins, $login;	1590	push @logins, $login;
1158	}	1591	}
1159		1592
…		…
1186	}	1619	}
1187		1620
1188	\@paths	1621	\@paths
1189	}	1622	}
1190		1623
		1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
		1625
		1626	Expand crossfire pod fragments into protocol xml.
		1627
		1628	=cut
		1629
		1630	use re 'eval';
		1631
		1632	my $group;
		1633	my $interior; $interior = qr{
		1634	# match a pod interior sequence sans C<< >>
		1635	(?:
		1636	\ (.*?)\ (?{ $group = $^N })
		1637	| < (??{$interior}) >
		1638	)
		1639	}x;
		1640
		1641	sub expand_cfpod {
		1642	my ($self, $pod) = @_;
		1643
		1644	my $xml;
		1645
		1646	while () {
		1647	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1648	$group = $1;
		1649
		1650	$group =~ s/&/&amp;/g;
		1651	$group =~ s/</&lt;/g;
		1652
		1653	$xml .= $group;
		1654	} elsif ($pod =~ m%\G
		1655	([BCGHITU])
		1656	<
		1657	(?:
		1658	([^<>]*) (?{ $group = $^N })
		1659	| < $interior >
		1660	)
		1661	>
		1662	%gcsx
		1663	) {
		1664	my ($code, $data) = ($1, $group);
		1665
		1666	if ($code eq "B") {
		1667	$xml .= "<b>" . expand_cfpod ($self, $data) . "</b>";
		1668	} elsif ($code eq "I") {
		1669	$xml .= "<i>" . expand_cfpod ($self, $data) . "</i>";
		1670	} elsif ($code eq "U") {
		1671	$xml .= "<u>" . expand_cfpod ($self, $data) . "</u>";
		1672	} elsif ($code eq "C") {
		1673	$xml .= "<tt>" . expand_cfpod ($self, $data) . "</tt>";
		1674	} elsif ($code eq "T") {
		1675	$xml .= "<big><b>" . expand_cfpod ($self, $data) . "</b></big>";
		1676	} elsif ($code eq "G") {
		1677	my ($male, $female) = split /\|/, $data;
		1678	$data = $self->gender ? $female : $male;
		1679	$xml .= expand_cfpod ($self, $data);
		1680	} elsif ($code eq "H") {
		1681	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
		1682	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
		1683	"")
		1684	[$self->{hintmode}];
		1685	} else {
		1686	$xml .= "error processing '$code($data)' directive";
		1687	}
		1688	} else {
		1689	if ($pod =~ /\G(.+)/) {
		1690	warn "parse error while expanding $pod (at $1)";
		1691	}
		1692	last;
		1693	}
		1694	}
		1695
		1696	for ($xml) {
		1697	# create single paragraphs (very hackish)
		1698	s/(?<=\S)\n(?=\w)/ /g;
		1699
		1700	# compress some whitespace
		1701	s/\s+\n/\n/g; # ws line-ends
		1702	s/\n\n+/\n/g; # double lines
		1703	s/^\n+//; # beginning lines
		1704	s/\n+$//; # ending lines
		1705	}
		1706
		1707	$xml
		1708	}
		1709
		1710	no re 'eval';
		1711
		1712	sub hintmode {
		1713	$_[0]{hintmode} = $_[1] if @_ > 1;
		1714	$_[0]{hintmode}
		1715	}
		1716
1191	=item $player->ext_reply ($msgid, %msg)	1717	=item $player->ext_reply ($msgid, @msg)
1192		1718
1193	Sends an ext reply to the player.	1719	Sends an ext reply to the player.
1194		1720
1195	=cut	1721	=cut
1196		1722
1197	sub ext_reply($$%) {	1723	sub ext_reply($$@) {
1198	my ($self, $id, %msg) = @_;	1724	my ($self, $id, @msg) = @_;
1199		1725
1200	$msg{msgid} = $id;	1726	$self->ns->ext_reply ($id, @msg)
1201
1202	$self->send ("ext " . cf::to_json \%msg);
1203	}	1727	}
1204		1728
1205	=item $player->ext_event ($type, %msg)	1729	=item $player->ext_msg ($type, @msg)
1206		1730
1207	Sends an ext event to the client.	1731	Sends an ext event to the client.
1208		1732
1209	=cut	1733	=cut
1210		1734
1211	sub ext_event($$%) {	1735	sub ext_msg($$@) {
1212	my ($self, $type, %msg) = @_;	1736	my ($self, $type, @msg) = @_;
1213		1737
1214	$self->ns->ext_event ($type, %msg);	1738	$self->ns->ext_msg ($type, @msg);
1215	}	1739	}
1216		1740
1217	=head3 cf::region	1741	=head3 cf::region
1218		1742
1219	=over 4	1743	=over 4
…		…
1222		1746
1223	package cf::region;	1747	package cf::region;
1224		1748
1225	=item cf::region::find_by_path $path	1749	=item cf::region::find_by_path $path
1226		1750
1227	Tries to decuce the probable region for a map knowing only its path.	1751	Tries to decuce the likely region for a map knowing only its path.
1228		1752
1229	=cut	1753	=cut
1230		1754
1231	sub find_by_path($) {	1755	sub find_by_path($) {
1232	my ($path) = @_;	1756	my ($path) = @_;
1233		1757
1234	my ($match, $specificity);	1758	my ($match, $specificity);
1235		1759
1236	for my $region (list) {	1760	for my $region (list) {
1237	if ($region->match && $path =~ $region->match) {	1761	if ($region->{match} && $path =~ $region->{match}) {
1238	($match, $specificity) = ($region, $region->specificity)	1762	($match, $specificity) = ($region, $region->specificity)
1239	if $region->specificity > $specificity;	1763	if $region->specificity > $specificity;
1240	}	1764	}
1241	}	1765	}
1242		1766
…		…
1263	our $MAX_RESET = 3600;	1787	our $MAX_RESET = 3600;
1264	our $DEFAULT_RESET = 3000;	1788	our $DEFAULT_RESET = 3000;
1265		1789
1266	sub generate_random_map {	1790	sub generate_random_map {
1267	my ($self, $rmp) = @_;	1791	my ($self, $rmp) = @_;
		1792
		1793	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1794
1268	# mit "rum" bekleckern, nicht	1795	# mit "rum" bekleckern, nicht
1269	$self->_create_random_map (	1796	$self->_create_random_map (
1270	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1797	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1271	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1798	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1272	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1799	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1306	my ($self, $merge) = @_;	1833	my ($self, $merge) = @_;
1307		1834
1308	# we have to keep some variables in memory intact	1835	# we have to keep some variables in memory intact
1309	local $self->{path};	1836	local $self->{path};
1310	local $self->{load_path};	1837	local $self->{load_path};
1311	local $self->{deny_save};
1312	local $self->{deny_reset};
1313		1838
1314	$self->SUPER::thawer_merge ($merge);	1839	$self->SUPER::thawer_merge ($merge);
1315	}	1840	}
1316		1841
1317	sub normalise {	1842	sub normalise {
…		…
1364	$self->init; # pass $1 etc.	1889	$self->init; # pass $1 etc.
1365	return $self;	1890	return $self;
1366	}	1891	}
1367	}	1892	}
1368		1893
1369	Carp::carp "unable to resolve path '$path' (base '$base').";	1894	Carp::cluck "unable to resolve path '$path' (base '$base').";
1370	()	1895	()
1371	}	1896	}
1372		1897
1373	sub init {	1898	sub init {
1374	my ($self) = @_;	1899	my ($self) = @_;
…		…
1396		1921
1397	# the temporary/swap location	1922	# the temporary/swap location
1398	sub save_path {	1923	sub save_path {
1399	my ($self) = @_;	1924	my ($self) = @_;
1400		1925
1401	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1402	"$TMPDIR/$path.map"	1927	"$TMPDIR/$path.map"
1403	}	1928	}
1404		1929
1405	# the unique path, undef == no special unique path	1930	# the unique path, undef == no special unique path
1406	sub uniq_path {	1931	sub uniq_path {
1407	my ($self) = @_;	1932	my ($self) = @_;
1408		1933
1409	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1410	"$UNIQUEDIR/$path"	1935	"$UNIQUEDIR/$path"
1411	}	1936	}
1412		1937
1413	# and all this just because we cannot iterate over	1938	# and all this just because we cannot iterate over
1414	# all maps in C++...	1939	# all maps in C++...
…		…
1417		1942
1418	$_->change_map_light ($change)	1943	$_->change_map_light ($change)
1419	for grep $_->outdoor, values %cf::MAP;	1944	for grep $_->outdoor, values %cf::MAP;
1420	}	1945	}
1421		1946
		1947	sub decay_objects {
		1948	my ($self) = @_;
		1949
		1950	return if $self->{deny_reset};
		1951
		1952	$self->do_decay_objects;
		1953	}
		1954
1422	sub unlink_save {	1955	sub unlink_save {
1423	my ($self) = @_;	1956	my ($self) = @_;
1424		1957
1425	utf8::encode (my $save = $self->save_path);	1958	utf8::encode (my $save = $self->save_path);
1426	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;	1959	IO::AIO::aioreq_pri 4; Coro::AIO::aio_unlink $save;
…		…
1429		1962
1430	sub load_header_from($) {	1963	sub load_header_from($) {
1431	my ($self, $path) = @_;	1964	my ($self, $path) = @_;
1432		1965
1433	utf8::encode $path;	1966	utf8::encode $path;
1434	#aio_open $path, O_RDONLY, 0	1967	my $f = new_from_file cf::object::thawer $path
1435	# or return;
1436
1437	$self->_load_header ($path)
1438	or return;	1968	or return;
		1969
		1970	$self->_load_header ($f)
		1971	or return;
		1972
		1973	local $MAP_LOADING{$self->{path}} = $self;
		1974	$f->resolve_delayed_derefs;
1439		1975
1440	$self->{load_path} = $path;	1976	$self->{load_path} = $path;
1441		1977
1442	1	1978	1
1443	}	1979	}
…		…
1482	$self->load_header_orig	2018	$self->load_header_orig
1483	or return;	2019	or return;
1484	$self->prepare_orig;	2020	$self->prepare_orig;
1485	}	2021	}
1486		2022
		2023	$self->{deny_reset} = 1
		2024	if $self->no_reset;
		2025
1487	$self->default_region (cf::region::find_by_path $self->{path})	2026	$self->default_region (cf::region::find_by_path $self->{path})
1488	unless $self->default_region;	2027	unless $self->default_region;
1489		2028
1490	1	2029	1
1491	}	2030	}
…		…
1494	sub find {	2033	sub find {
1495	my ($path, $origin) = @_;	2034	my ($path, $origin) = @_;
1496		2035
1497	$path = normalise $path, $origin && $origin->path;	2036	$path = normalise $path, $origin && $origin->path;
1498		2037
		2038	cf::lock_wait "map_data:$path";#d#remove
1499	cf::lock_wait "map_find:$path";	2039	cf::lock_wait "map_find:$path";
1500		2040
1501	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
		2042	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1502	my $guard = cf::lock_acquire "map_find:$path";	2043	my $guard2 = cf::lock_acquire "map_find:$path";
		2044
1503	my $map = new_from_path cf::map $path	2045	my $map = new_from_path cf::map $path
1504	or return;	2046	or return;
1505		2047
1506	$map->{last_save} = $cf::RUNTIME;	2048	$map->{last_save} = $cf::RUNTIME;
1507		2049
1508	$map->load_header	2050	$map->load_header
1509	or return;	2051	or return;
1510		2052
1511	if ($map->should_reset && 0) {#d#TODO# disabled, crashy (locking issue?)	2053	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1512	# doing this can freeze the server in a sync job, obviously	2054	# doing this can freeze the server in a sync job, obviously
1513	#$cf::WAIT_FOR_TICK->wait;	2055	#$cf::WAIT_FOR_TICK->wait;
		2056	undef $guard2;
		2057	undef $guard1;
1514	$map->reset;	2058	$map->reset;
1515	undef $guard;
1516	return find $path;	2059	return find $path;
1517	}	2060	}
1518		2061
1519	$cf::MAP{$path} = $map	2062	$cf::MAP{$path} = $map
1520	}	2063	}
…		…
1529	local $self->{deny_reset} = 1; # loading can take a long time	2072	local $self->{deny_reset} = 1; # loading can take a long time
1530		2073
1531	my $path = $self->{path};	2074	my $path = $self->{path};
1532		2075
1533	{	2076	{
1534	my $guard = cf::lock_acquire "map_load:$path";	2077	my $guard = cf::lock_acquire "map_data:$path";
1535		2078
		2079	return unless $self->valid;
1536	return if $self->in_memory != cf::MAP_SWAPPED;	2080	return unless $self->in_memory == cf::MAP_SWAPPED;
1537		2081
1538	$self->in_memory (cf::MAP_LOADING);	2082	$self->in_memory (cf::MAP_LOADING);
1539		2083
1540	$self->alloc;	2084	$self->alloc;
1541		2085
1542	$self->pre_load;	2086	$self->pre_load;
1543	Coro::cede;	2087	cf::cede_to_tick;
1544		2088
		2089	my $f = new_from_file cf::object::thawer $self->{load_path};
		2090	$f->skip_block;
1545	$self->_load_objects ($self->{load_path}, 1)	2091	$self->_load_objects ($f)
1546	or return;	2092	or return;
1547		2093
1548	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2094	$self->post_load_original
1549	if delete $self->{load_original};	2095	if delete $self->{load_original};
1550		2096
1551	if (my $uniq = $self->uniq_path) {	2097	if (my $uniq = $self->uniq_path) {
1552	utf8::encode $uniq;	2098	utf8::encode $uniq;
1553	if (aio_open $uniq, O_RDONLY, 0) {	2099	unless (aio_stat $uniq) {
		2100	if (my $f = new_from_file cf::object::thawer $uniq) {
1554	$self->clear_unique_items;	2101	$self->clear_unique_items;
1555	$self->_load_objects ($uniq, 0);	2102	$self->_load_objects ($f);
		2103	$f->resolve_delayed_derefs;
		2104	}
1556	}	2105	}
1557	}	2106	}
1558		2107
1559	Coro::cede;	2108	$f->resolve_delayed_derefs;
		2109
		2110	cf::cede_to_tick;
1560	# now do the right thing for maps	2111	# now do the right thing for maps
1561	$self->link_multipart_objects;	2112	$self->link_multipart_objects;
1562	$self->difficulty ($self->estimate_difficulty)	2113	$self->difficulty ($self->estimate_difficulty)
1563	unless $self->difficulty;	2114	unless $self->difficulty;
1564	Coro::cede;	2115	cf::cede_to_tick;
1565		2116
1566	unless ($self->{deny_activate}) {	2117	unless ($self->{deny_activate}) {
1567	$self->decay_objects;	2118	$self->decay_objects;
1568	$self->fix_auto_apply;	2119	$self->fix_auto_apply;
1569	$self->update_buttons;	2120	$self->update_buttons;
1570	Coro::cede;	2121	cf::cede_to_tick;
1571	$self->set_darkness_map;	2122	$self->set_darkness_map;
1572	Coro::cede;	2123	cf::cede_to_tick;
1573	$self->activate;	2124	$self->activate;
1574	}	2125	}
1575		2126
		2127	$self->{last_save} = $cf::RUNTIME;
		2128	$self->last_access ($cf::RUNTIME);
		2129
1576	$self->in_memory (cf::MAP_IN_MEMORY);	2130	$self->in_memory (cf::MAP_ACTIVE);
1577	}	2131	}
1578		2132
1579	$self->post_load;	2133	$self->post_load;
1580	}	2134	}
1581		2135
…		…
1583	my ($self, $ob) = @_;	2137	my ($self, $ob) = @_;
1584		2138
1585	return find "~" . $ob->name . "/" . $self->{path}	2139	return find "~" . $ob->name . "/" . $self->{path}
1586	if $self->per_player;	2140	if $self->per_player;
1587		2141
		2142	# return find "?party/" . $ob->name . "/" . $self->{path}
		2143	# if $self->per_party;
		2144
1588	$self	2145	$self
1589	}	2146	}
1590		2147
1591	# find and load all maps in the 3x3 area around a map	2148	# find and load all maps in the 3x3 area around a map
1592	sub load_diag {	2149	sub load_neighbours {
1593	my ($map) = @_;	2150	my ($map) = @_;
1594		2151
1595	my @diag; # diagonal neighbours	2152	my @neigh; # diagonal neighbours
1596		2153
1597	for (0 .. 3) {	2154	for (0 .. 3) {
1598	my $neigh = $map->tile_path ($_)	2155	my $neigh = $map->tile_path ($_)
1599	or next;	2156	or next;
1600	$neigh = find $neigh, $map	2157	$neigh = find $neigh, $map
1601	or next;	2158	or next;
1602	$neigh->load;	2159	$neigh->load;
1603		2160
		2161	push @neigh,
1604	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2162	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1605	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2163	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1606	}	2164	}
1607		2165
1608	for (@diag) {	2166	for (grep defined $_->[0], @neigh) {
		2167	my ($path, $origin) = @$_;
1609	my $neigh = find @$_	2168	my $neigh = find $path, $origin
1610	or next;	2169	or next;
1611	$neigh->load;	2170	$neigh->load;
1612	}	2171	}
1613	}	2172	}
1614		2173
…		…
1619	}	2178	}
1620		2179
1621	sub do_load_sync {	2180	sub do_load_sync {
1622	my ($map) = @_;	2181	my ($map) = @_;
1623		2182
		2183	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2184	if $Coro::current == $Coro::main;
		2185
1624	cf::sync_job { $map->load };	2186	cf::sync_job { $map->load };
1625	}	2187	}
1626		2188
1627	our %MAP_PREFETCH;	2189	our %MAP_PREFETCH;
1628	our $MAP_PREFETCHER = undef;	2190	our $MAP_PREFETCHER = undef;
1629		2191
1630	sub find_async {	2192	sub find_async {
1631	my ($path, $origin) = @_;	2193	my ($path, $origin, $load) = @_;
1632		2194
1633	$path = normalise $path, $origin && $origin->{path};	2195	$path = normalise $path, $origin && $origin->{path};
1634		2196
1635	if (my $map = $cf::MAP{$path}) {	2197	if (my $map = $cf::MAP{$path}) {
1636	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2198	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1637	}	2199	}
1638		2200
1639	undef $MAP_PREFETCH{$path};	2201	$MAP_PREFETCH{$path} |= $load;
		2202
1640	$MAP_PREFETCHER ||= cf::async {	2203	$MAP_PREFETCHER ||= cf::async {
		2204	$Coro::current->{desc} = "map prefetcher";
		2205
1641	while (%MAP_PREFETCH) {	2206	while (%MAP_PREFETCH) {
1642	for my $path (keys %MAP_PREFETCH) {	2207	while (my ($k, $v) = each %MAP_PREFETCH) {
1643	my $map = find $path	2208	if (my $map = find $k) {
1644	or next;
1645	$map->load;	2209	$map->load if $v;
		2210	}
1646		2211
1647	delete $MAP_PREFETCH{$path};	2212	delete $MAP_PREFETCH{$k};
1648	}	2213	}
1649	}	2214	}
1650	undef $MAP_PREFETCHER;	2215	undef $MAP_PREFETCHER;
1651	};	2216	};
1652	$MAP_PREFETCHER->prio (6);	2217	$MAP_PREFETCHER->prio (6);
…		…
1655	}	2220	}
1656		2221
1657	sub save {	2222	sub save {
1658	my ($self) = @_;	2223	my ($self) = @_;
1659		2224
1660	my $lock = cf::lock_acquire "map_data:" . $self->path;	2225	my $lock = cf::lock_acquire "map_data:$self->{path}";
1661		2226
1662	$self->{last_save} = $cf::RUNTIME;	2227	$self->{last_save} = $cf::RUNTIME;
1663		2228
1664	return unless $self->dirty;	2229	return unless $self->dirty;
1665		2230
…		…
1671	return if $self->{deny_save};	2236	return if $self->{deny_save};
1672		2237
1673	local $self->{last_access} = $self->last_access;#d#	2238	local $self->{last_access} = $self->last_access;#d#
1674		2239
1675	cf::async {	2240	cf::async {
		2241	$Coro::current->{desc} = "map player save";
1676	$_->contr->save for $self->players;	2242	$_->contr->save for $self->players;
1677	};	2243	};
		2244
		2245	cf::get_slot 0.02;
1678		2246
1679	if ($uniq) {	2247	if ($uniq) {
1680	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1681	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2249	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1682	} else {	2250	} else {
…		…
1688	my ($self) = @_;	2256	my ($self) = @_;
1689		2257
1690	# save first because save cedes	2258	# save first because save cedes
1691	$self->save;	2259	$self->save;
1692		2260
1693	my $lock = cf::lock_acquire "map_data:" . $self->path;	2261	my $lock = cf::lock_acquire "map_data:$self->{path}";
1694		2262
1695	return if $self->players;	2263	return if $self->players;
1696	return if $self->in_memory != cf::MAP_IN_MEMORY;	2264	return if $self->in_memory != cf::MAP_ACTIVE;
1697	return if $self->{deny_save};	2265	return if $self->{deny_save};
1698		2266
		2267	$self->in_memory (cf::MAP_SWAPPED);
		2268
		2269	$self->deactivate;
		2270	$_->clear_links_to ($self) for values %cf::MAP;
1699	$self->clear;	2271	$self->clear;
1700	$self->in_memory (cf::MAP_SWAPPED);
1701	}	2272	}
1702		2273
1703	sub reset_at {	2274	sub reset_at {
1704	my ($self) = @_;	2275	my ($self) = @_;
1705		2276
1706	# TODO: safety, remove and allow resettable per-player maps	2277	# TODO: safety, remove and allow resettable per-player maps
1707	return 1e99 if $self->isa ("ext::map_per_player");#d#
1708	return 1e99 if $self->{deny_reset};	2278	return 1e99 if $self->{deny_reset};
1709		2279
1710	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;	2280	my $time = $self->fixed_resettime ? $self->{instantiate_time} : $self->last_access;
1711	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;	2281	my $to = List::Util::min $MAX_RESET, $self->reset_timeout || $DEFAULT_RESET;
1712		2282
…		…
1723	my ($self) = @_;	2293	my ($self) = @_;
1724		2294
1725	my $lock = cf::lock_acquire "map_data:$self->{path}";	2295	my $lock = cf::lock_acquire "map_data:$self->{path}";
1726		2296
1727	return if $self->players;	2297	return if $self->players;
1728	return if $self->isa ("ext::map_per_player");#d#
1729		2298
1730	warn "resetting map ", $self->path;#d#	2299	warn "resetting map ", $self->path;
1731		2300
1732	$self->in_memory (cf::MAP_SWAPPED);	2301	$self->in_memory (cf::MAP_SWAPPED);
1733		2302
1734	# need to save uniques path	2303	# need to save uniques path
1735	unless ($self->{deny_save}) {	2304	unless ($self->{deny_save}) {
…		…
1739	if $uniq;	2308	if $uniq;
1740	}	2309	}
1741		2310
1742	delete $cf::MAP{$self->path};	2311	delete $cf::MAP{$self->path};
1743		2312
		2313	$self->deactivate;
		2314	$_->clear_links_to ($self) for values %cf::MAP;
1744	$self->clear;	2315	$self->clear;
1745
1746	$_->clear_links_to ($self) for values %cf::MAP;
1747		2316
1748	$self->unlink_save;	2317	$self->unlink_save;
1749	$self->destroy;	2318	$self->destroy;
1750	}	2319	}
1751		2320
1752	my $nuke_counter = "aaaa";	2321	my $nuke_counter = "aaaa";
1753		2322
1754	sub nuke {	2323	sub nuke {
1755	my ($self) = @_;	2324	my ($self) = @_;
1756		2325
		2326	{
		2327	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2328
1757	delete $cf::MAP{$self->path};	2329	delete $cf::MAP{$self->path};
1758		2330
1759	$self->unlink_save;	2331	$self->unlink_save;
1760		2332
1761	bless $self, "cf::map";	2333	bless $self, "cf::map";
1762	delete $self->{deny_reset};	2334	delete $self->{deny_reset};
1763	$self->{deny_save} = 1;	2335	$self->{deny_save} = 1;
1764	$self->reset_timeout (1);	2336	$self->reset_timeout (1);
1765	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2337	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1766		2338
1767	$cf::MAP{$self->path} = $self;	2339	$cf::MAP{$self->path} = $self;
		2340	}
1768		2341
1769	$self->reset; # polite request, might not happen	2342	$self->reset; # polite request, might not happen
		2343	}
		2344
		2345	=item $maps = cf::map::tmp_maps
		2346
		2347	Returns an arrayref with all map paths of currently instantiated and saved
		2348	maps. May block.
		2349
		2350	=cut
		2351
		2352	sub tmp_maps() {
		2353	[
		2354	map {
		2355	utf8::decode $_;
		2356	/\.map$/
		2357	? normalise $_
		2358	: ()
		2359	} @{ aio_readdir $TMPDIR or [] }
		2360	]
		2361	}
		2362
		2363	=item $maps = cf::map::random_maps
		2364
		2365	Returns an arrayref with all map paths of currently instantiated and saved
		2366	random maps. May block.
		2367
		2368	=cut
		2369
		2370	sub random_maps() {
		2371	[
		2372	map {
		2373	utf8::decode $_;
		2374	/\.map$/
		2375	? normalise "?random/$_"
		2376	: ()
		2377	} @{ aio_readdir $RANDOMDIR or [] }
		2378	]
1770	}	2379	}
1771		2380
1772	=item cf::map::unique_maps	2381	=item cf::map::unique_maps
1773		2382
1774	Returns an arrayref of paths of all shared maps that have	2383	Returns an arrayref of paths of all shared maps that have
1775	instantiated unique items. May block.	2384	instantiated unique items. May block.
1776		2385
1777	=cut	2386	=cut
1778		2387
1779	sub unique_maps() {	2388	sub unique_maps() {
1780	my $files = aio_readdir $UNIQUEDIR	2389	[
1781	or return;	2390	map {
1782
1783	my @paths;
1784
1785	for (@$files) {
1786	utf8::decode $_;	2391	utf8::decode $_;
1787	next if /\.pst$/;	2392	s/\.map$//; # TODO future compatibility hack
1788	next unless /^$PATH_SEP/o;	2393	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
1789		2394	? ()
1790	push @paths, cf::map::normalise $_;	2395	: normalise $_
		2396	} @{ aio_readdir $UNIQUEDIR or [] }
1791	}	2397	]
1792
1793	\@paths
1794	}	2398	}
1795
1796	package cf;
1797		2399
1798	=back	2400	=back
1799		2401
1800	=head3 cf::object	2402	=head3 cf::object
1801		2403
…		…
1805		2407
1806	=over 4	2408	=over 4
1807		2409
1808	=item $ob->inv_recursive	2410	=item $ob->inv_recursive
1809		2411
1810	Returns the inventory of the object _and_ their inventories, recursively.	2412	Returns the inventory of the object I<and> their inventories, recursively,
		2413	but I<not> the object itself.
1811		2414
1812	=cut	2415	=cut
1813		2416
1814	sub inv_recursive_;	2417	sub inv_recursive_;
1815	sub inv_recursive_ {	2418	sub inv_recursive_ {
…		…
1818		2421
1819	sub inv_recursive {	2422	sub inv_recursive {
1820	inv_recursive_ inv $_[0]	2423	inv_recursive_ inv $_[0]
1821	}	2424	}
1822		2425
		2426	=item $ref = $ob->ref
		2427
		2428	Creates and returns a persistent reference to an object that can be stored as a string.
		2429
		2430	=item $ob = cf::object::deref ($refstring)
		2431
		2432	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2433	even if the object actually exists. May block.
		2434
		2435	=cut
		2436
		2437	sub deref {
		2438	my ($ref) = @_;
		2439
		2440	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2441	my ($uuid, $name) = ($1, $2);
		2442	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2443	or return;
		2444	$pl->ob->uuid eq $uuid
		2445	or return;
		2446
		2447	$pl->ob
		2448	} else {
		2449	warn "$ref: cannot resolve object reference\n";
		2450	undef
		2451	}
		2452	}
		2453
1823	package cf;	2454	package cf;
1824		2455
1825	=back	2456	=back
1826		2457
1827	=head3 cf::object::player	2458	=head3 cf::object::player
…		…
1833	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2464	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
1834	can be C<undef>. Does the right thing when the player is currently in a	2465	can be C<undef>. Does the right thing when the player is currently in a
1835	dialogue with the given NPC character.	2466	dialogue with the given NPC character.
1836		2467
1837	=cut	2468	=cut
		2469
		2470	our $SAY_CHANNEL = {
		2471	id => "say",
		2472	title => "Map",
		2473	reply => "say ",
		2474	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2475	};
		2476
		2477	our $CHAT_CHANNEL = {
		2478	id => "chat",
		2479	title => "Chat",
		2480	reply => "chat ",
		2481	tooltip => "Player chat and shouts, global to the server.",
		2482	};
1838		2483
1839	# rough implementation of a future "reply" method that works	2484	# rough implementation of a future "reply" method that works
1840	# with dialog boxes.	2485	# with dialog boxes.
1841	#TODO: the first argument must go, split into a $npc->reply_to ( method	2486	#TODO: the first argument must go, split into a $npc->reply_to ( method
1842	sub cf::object::player::reply($$$;$) {	2487	sub cf::object::player::reply($$$;$) {
…		…
1844		2489
1845	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;	2490	$flags = cf::NDI_BROWN | cf::NDI_UNIQUE unless @_ >= 4;
1846		2491
1847	if ($self->{record_replies}) {	2492	if ($self->{record_replies}) {
1848	push @{ $self->{record_replies} }, [$npc, $msg, $flags];	2493	push @{ $self->{record_replies} }, [$npc, $msg, $flags];
		2494
1849	} else {	2495	} else {
		2496	my $pl = $self->contr;
		2497
		2498	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
		2499	my $dialog = $pl->{npc_dialog};
		2500	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
		2501
		2502	} else {
1850	$msg = $npc->name . " says: $msg" if $npc;	2503	$msg = $npc->name . " says: $msg" if $npc;
1851	$self->message ($msg, $flags);	2504	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
		2505	}
1852	}	2506	}
		2507	}
		2508
		2509	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2510
		2511	=cut
		2512
		2513	sub cf::object::send_msg {
		2514	my $pl = shift->contr
		2515	or return;
		2516	$pl->send_msg (@_);
1853	}	2517	}
1854		2518
1855	=item $player_object->may ("access")	2519	=item $player_object->may ("access")
1856		2520
1857	Returns wether the given player is authorized to access resource "access"	2521	Returns wether the given player is authorized to access resource "access"
…		…
1904	$self->deactivate_recursive;	2568	$self->deactivate_recursive;
1905		2569
1906	return if UNIVERSAL::isa $self->map, "ext::map_link";	2570	return if UNIVERSAL::isa $self->map, "ext::map_link";
1907		2571
1908	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]	2572	$self->{_link_pos} ||= [$self->map->{path}, $self->x, $self->y]
1909	if $self->map;	2573	if $self->map && $self->map->{path} ne "{link}";
1910		2574
1911	$self->enter_map ($LINK_MAP || link_map, 10, 10);	2575	$self->enter_map ($LINK_MAP || link_map, 10, 10);
1912	}	2576	}
1913		2577
1914	sub cf::object::player::leave_link {	2578	sub cf::object::player::leave_link {
1915	my ($self, $map, $x, $y) = @_;	2579	my ($self, $map, $x, $y) = @_;
		2580
		2581	return unless $self->contr->active;
1916		2582
1917	my $link_pos = delete $self->{_link_pos};	2583	my $link_pos = delete $self->{_link_pos};
1918		2584
1919	unless ($map) {	2585	unless ($map) {
1920	# restore original map position	2586	# restore original map position
…		…
1934	# use -1 or undef as default coordinates, not 0, 0	2600	# use -1 or undef as default coordinates, not 0, 0
1935	($x, $y) = ($map->enter_x, $map->enter_y)	2601	($x, $y) = ($map->enter_x, $map->enter_y)
1936	if $x <=0 && $y <= 0;	2602	if $x <=0 && $y <= 0;
1937		2603
1938	$map->load;	2604	$map->load;
1939	$map->load_diag;	2605	$map->load_neighbours;
1940		2606
1941	return unless $self->contr->active;	2607	return unless $self->contr->active;
1942	$self->activate_recursive;	2608	$self->activate_recursive;
1943		2609
1944	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2610	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
1945	$self->enter_map ($map, $x, $y);	2611	$self->enter_map ($map, $x, $y);
1946	}	2612	}
1947		2613
1948	cf::player->attach (
1949	on_logout => sub {
1950	my ($pl) = @_;
1951
1952	# abort map switching before logout
1953	if ($pl->ob->{_link_pos}) {
1954	cf::sync_job {
1955	$pl->ob->leave_link
1956	};
1957	}
1958	},
1959	on_login => sub {
1960	my ($pl) = @_;
1961
1962	# try to abort aborted map switching on player login :)
1963	# should happen only on crashes
1964	if ($pl->ob->{_link_pos}) {
1965	$pl->ob->enter_link;
1966	(async {
1967	$pl->ob->reply (undef,
1968	"There was an internal problem at your last logout, "
1969	. "the server will try to bring you to your intended destination in a second.",
1970	cf::NDI_RED);
1971	# we need this sleep as the login has a concurrent enter_exit running
1972	# and this sleep increases chances of the player not ending up in scorn
1973	Coro::Timer::sleep 1;
1974	$pl->ob->leave_link;
1975	})->prio (2);
1976	}
1977	},
1978	);
1979
1980	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2614	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
1981		2615
1982	Moves the player to the given map-path and coordinates by first freezing	2616	Moves the player to the given map-path and coordinates by first freezing
1983	her, loading and preparing them map, calling the provided $check callback	2617	her, loading and preparing them map, calling the provided $check callback
1984	that has to return the map if sucecssful, and then unfreezes the player on	2618	that has to return the map if sucecssful, and then unfreezes the player on
1985	the new (success) or old (failed) map position.	2619	the new (success) or old (failed) map position. In either case, $done will
		2620	be called at the end of this process.
1986		2621
		2622	Note that $check will be called with a potentially non-loaded map, so if
		2623	it needs a loaded map it has to call C<< ->load >>.
		2624
1987	=cut	2625	=cut
		2626
		2627	our $GOTOGEN;
1988		2628
1989	sub cf::object::player::goto {	2629	sub cf::object::player::goto {
1990	my ($self, $path, $x, $y, $check) = @_;	2630	my ($self, $path, $x, $y, $check, $done) = @_;
		2631
		2632	# do generation counting so two concurrent goto's will be executed in-order
		2633	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
1991		2634
1992	$self->enter_link;	2635	$self->enter_link;
1993		2636
1994	(async {	2637	(async {
		2638	$Coro::current->{desc} = "player::goto $path $x $y";
		2639
		2640	# *tag paths override both path and x|y
		2641	if ($path =~ /^\*(.*)$/) {
		2642	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2643	my $ob = $obs[rand @obs];
		2644
		2645	# see if we actually can go there
		2646	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2647	$ob = $obs[rand @obs];
		2648	} else {
		2649	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2650	}
		2651	# else put us there anyways for now #d#
		2652
		2653	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2654	} else {
		2655	($path, $x, $y) = (undef, undef, undef);
		2656	}
		2657	}
		2658
1995	my $map = eval {	2659	my $map = eval {
1996	my $map = cf::map::find $path;	2660	my $map = defined $path ? cf::map::find $path : undef;
1997		2661
1998	if ($map) {	2662	if ($map) {
1999	$map = $map->customise_for ($self);	2663	$map = $map->customise_for ($self);
2000	$map = $check->($map) if $check && $map;	2664	$map = $check->($map) if $check && $map;
2001	} else {	2665	} else {
2002	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2666	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2003	}	2667	}
2004		2668
2005	$map	2669	$map
2006	};	2670	};
2007		2671
2008	if ($@) {	2672	if ($@) {
2009	$self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);	2673	$self->message ("Something went wrong within the server, please report this incident!", cf::NDI_UNIQUE | cf::NDI_RED);
2010	LOG llevError | logBacktrace, Carp::longmess $@;	2674	LOG llevError | logBacktrace, Carp::longmess $@;
2011	}	2675	}
2012		2676
		2677	if ($gen == $self->{_goto_generation}) {
		2678	delete $self->{_goto_generation};
2013	$self->leave_link ($map, $x, $y);	2679	$self->leave_link ($map, $x, $y);
		2680	}
		2681
		2682	$done->() if $done;
2014	})->prio (1);	2683	})->prio (1);
2015	}	2684	}
2016		2685
2017	=item $player_object->enter_exit ($exit_object)	2686	=item $player_object->enter_exit ($exit_object)
2018		2687
…		…
2038	}	2707	}
2039		2708
2040	sub prepare_random_map {	2709	sub prepare_random_map {
2041	my ($exit) = @_;	2710	my ($exit) = @_;
2042		2711
2043	my $guard = cf::lock_acquire "exit_prepare:$exit";
2044
2045	# all this does is basically replace the /! path by	2712	# all this does is basically replace the /! path by
2046	# a new random map path (?random/...) with a seed	2713	# a new random map path (?random/...) with a seed
2047	# that depends on the exit object	2714	# that depends on the exit object
2048		2715
2049	my $rmp = parse_random_map_params $exit->msg;	2716	my $rmp = parse_random_map_params $exit->msg;
…		…
2051	if ($exit->map) {	2718	if ($exit->map) {
2052	$rmp->{region} = $exit->region->name;	2719	$rmp->{region} = $exit->region->name;
2053	$rmp->{origin_map} = $exit->map->path;	2720	$rmp->{origin_map} = $exit->map->path;
2054	$rmp->{origin_x} = $exit->x;	2721	$rmp->{origin_x} = $exit->x;
2055	$rmp->{origin_y} = $exit->y;	2722	$rmp->{origin_y} = $exit->y;
		2723
		2724	$exit->map->touch;
2056	}	2725	}
2057		2726
2058	$rmp->{random_seed} ||= $exit->random_seed;	2727	$rmp->{random_seed} ||= $exit->random_seed;
2059		2728
2060	my $data = cf::to_json $rmp;	2729	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2061	my $md5 = Digest::MD5::md5_hex $data;	2730	my $md5 = Digest::MD5::md5_hex $data;
2062	my $meta = "$RANDOMDIR/$md5.meta";	2731	my $meta = "$RANDOMDIR/$md5.meta";
2063		2732
2064	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2733	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2065	aio_write $fh, 0, (length $data), $data, 0;	2734	aio_write $fh, 0, (length $data), $data, 0;
2066	undef $fh;	2735	undef $fh;
2067	aio_rename "$meta~", $meta;	2736	aio_rename "$meta~", $meta;
2068		2737
		2738	my $slaying = "?random/$md5";
		2739
		2740	if ($exit->valid) {
2069	$exit->slaying ("?random/$md5");	2741	$exit->slaying ("?random/$md5");
2070	$exit->msg (undef);	2742	$exit->msg (undef);
		2743	}
2071	}	2744	}
2072	}	2745	}
2073		2746
2074	sub cf::object::player::enter_exit {	2747	sub cf::object::player::enter_exit {
2075	my ($self, $exit) = @_;	2748	my ($self, $exit) = @_;
2076		2749
2077	return unless $self->type == cf::PLAYER;	2750	return unless $self->type == cf::PLAYER;
2078		2751
2079	if ($exit->slaying eq "/!") {
2080	#TODO: this should de-fi-ni-te-ly not be a sync-job
2081	# the problem is that $exit might not survive long enough
2082	# so it needs to be done right now, right here
2083	cf::sync_job { prepare_random_map $exit };
2084	}
2085
2086	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2087	my $hp = $exit->stats->hp;
2088	my $sp = $exit->stats->sp;
2089
2090	$self->enter_link;	2752	$self->enter_link;
2091		2753
2092	(async {	2754	(async {
2093	$self->deactivate_recursive; # just to be sure	2755	$Coro::current->{desc} = "enter_exit";
		2756
2094	unless (eval {	2757	unless (eval {
		2758	$self->deactivate_recursive; # just to be sure
		2759
		2760	# random map handling
		2761	{
		2762	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2763
		2764	prepare_random_map $exit
		2765	if $exit->slaying eq "/!";
		2766	}
		2767
		2768	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2769	my $x = $exit->stats->hp;
		2770	my $y = $exit->stats->sp;
		2771
2095	$self->goto ($slaying, $hp, $sp);	2772	$self->goto ($map, $x, $y);
2096		2773
		2774	# if exit is damned, update players death & WoR home-position
		2775	$self->contr->savebed ($map, $x, $y)
		2776	if $exit->flag (cf::FLAG_DAMNED);
		2777
2097	1;	2778	1
2098	}) {	2779	}) {
2099	$self->message ("Something went wrong deep within the crossfire server. "	2780	$self->message ("Something went wrong deep within the crossfire server. "
2100	. "I'll try to bring you back to the map you were before. "	2781	. "I'll try to bring you back to the map you were before. "
2101	. "Please report this to the dungeon master!",	2782	. "Please report this to the dungeon master!",
2102	cf::NDI_UNIQUE | cf::NDI_RED);	2783	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2123		2804
2124	utf8::encode $text;	2805	utf8::encode $text;
2125	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2806	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2126	}	2807	}
2127		2808
		2809	=item $client->send_msg ($channel, $msg, $color, [extra...])
		2810
		2811	Send a drawinfo or msg packet to the client, formatting the msg for the
		2812	client if neccessary. C<$type> should be a string identifying the type of
		2813	the message, with C<log> being the default. If C<$color> is negative, suppress
		2814	the message unless the client supports the msg packet.
		2815
		2816	=cut
		2817
		2818	# non-persistent channels (usually the info channel)
		2819	our %CHANNEL = (
		2820	"c/identify" => {
		2821	id => "infobox",
		2822	title => "Identify",
		2823	reply => undef,
		2824	tooltip => "Items recently identified",
		2825	},
		2826	"c/examine" => {
		2827	id => "infobox",
		2828	title => "Examine",
		2829	reply => undef,
		2830	tooltip => "Signs and other items you examined",
		2831	},
		2832	"c/book" => {
		2833	id => "infobox",
		2834	title => "Book",
		2835	reply => undef,
		2836	tooltip => "The contents of a note or book",
		2837	},
		2838	"c/lookat" => {
		2839	id => "infobox",
		2840	title => "Look",
		2841	reply => undef,
		2842	tooltip => "What you saw there",
		2843	},
		2844	"c/who" => {
		2845	id => "infobox",
		2846	title => "Players",
		2847	reply => undef,
		2848	tooltip => "Shows players who are currently online",
		2849	},
		2850	"c/body" => {
		2851	id => "infobox",
		2852	title => "Body Parts",
		2853	reply => undef,
		2854	tooltip => "Shows which body parts you posess and are available",
		2855	},
		2856	"c/uptime" => {
		2857	id => "infobox",
		2858	title => "Uptime",
		2859	reply => undef,
		2860	tooltip => "How long the server has been running since last restart",
		2861	},
		2862	"c/mapinfo" => {
		2863	id => "infobox",
		2864	title => "Map Info",
		2865	reply => undef,
		2866	tooltip => "Information related to the maps",
		2867	},
		2868	"c/party" => {
		2869	id => "party",
		2870	title => "Party",
		2871	reply => "gsay ",
		2872	tooltip => "Messages and chat related to your party",
		2873	},
		2874	);
		2875
		2876	sub cf::client::send_msg {
		2877	my ($self, $channel, $msg, $color, @extra) = @_;
		2878
		2879	$msg = $self->pl->expand_cfpod ($msg);
		2880
		2881	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2882
		2883	# check predefined channels, for the benefit of C
		2884	if ($CHANNEL{$channel}) {
		2885	$channel = $CHANNEL{$channel};
		2886
		2887	$self->ext_msg (channel_info => $channel)
		2888	if $self->can_msg;
		2889
		2890	$channel = $channel->{id};
		2891
		2892	} elsif (ref $channel) {
		2893	# send meta info to client, if not yet sent
		2894	unless (exists $self->{channel}{$channel->{id}}) {
		2895	$self->{channel}{$channel->{id}} = $channel;
		2896	$self->ext_msg (channel_info => $channel)
		2897	if $self->can_msg;
		2898	}
		2899
		2900	$channel = $channel->{id};
		2901	}
		2902
		2903	return unless @extra || length $msg;
		2904
		2905	if ($self->can_msg) {
		2906	# default colour, mask it out
		2907	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2908	if $color & cf::NDI_DEF;
		2909
		2910	$self->send_packet ("msg " . $self->{json_coder}->encode (
		2911	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));
		2912	} else {
		2913	if ($color >= 0) {
		2914	# replace some tags by gcfclient-compatible ones
		2915	for ($msg) {
		2916	1 while
		2917	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2918	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2919	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2920	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2921	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2922	}
		2923
		2924	$color &= cf::NDI_COLOR_MASK;
		2925
		2926	utf8::encode $msg;
		2927
		2928	if (0 && $msg =~ /\[/) {
		2929	# COMMAND/INFO
		2930	$self->send_packet ("drawextinfo $color 10 8 $msg")
		2931	} else {
		2932	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
		2933	$self->send_packet ("drawinfo $color $msg")
		2934	}
		2935	}
		2936	}
		2937	}
		2938
2128	=item $client->ext_event ($type, %msg)	2939	=item $client->ext_msg ($type, @msg)
2129		2940
2130	Sends an exti event to the client.	2941	Sends an ext event to the client.
2131		2942
2132	=cut	2943	=cut
2133		2944
2134	sub cf::client::ext_event($$%) {	2945	sub cf::client::ext_msg($$@) {
2135	my ($self, $type, %msg) = @_;	2946	my ($self, $type, @msg) = @_;
2136		2947
		2948	if ($self->extcmd == 2) {
		2949	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2950	} elsif ($self->extcmd == 1) { # TODO: remove
2137	$msg{msgtype} = "event_$type";	2951	push @msg, msgtype => "event_$type";
2138	$self->send_packet ("ext " . cf::to_json \%msg);	2952	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2953	}
		2954	}
		2955
		2956	=item $client->ext_reply ($msgid, @msg)
		2957
		2958	Sends an ext reply to the client.
		2959
		2960	=cut
		2961
		2962	sub cf::client::ext_reply($$@) {
		2963	my ($self, $id, @msg) = @_;
		2964
		2965	if ($self->extcmd == 2) {
		2966	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2967	} elsif ($self->extcmd == 1) {
		2968	#TODO: version 1, remove
		2969	unshift @msg, msgtype => "reply", msgid => $id;
		2970	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2971	}
2139	}	2972	}
2140		2973
2141	=item $success = $client->query ($flags, "text", \&cb)	2974	=item $success = $client->query ($flags, "text", \&cb)
2142		2975
2143	Queues a query to the client, calling the given callback with	2976	Queues a query to the client, calling the given callback with
2144	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2977	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2145	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2978	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2146		2979
2147	Queries can fail, so check the return code. Or don't, as queries will become	2980	Queries can fail, so check the return code. Or don't, as queries will
2148	reliable at some point in the future.	2981	become reliable at some point in the future.
2149		2982
2150	=cut	2983	=cut
2151		2984
2152	sub cf::client::query {	2985	sub cf::client::query {
2153	my ($self, $flags, $text, $cb) = @_;	2986	my ($self, $flags, $text, $cb) = @_;
…		…
2161	utf8::encode $text;	2994	utf8::encode $text;
2162	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2995	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2163		2996
2164	$self->send_packet ($self->{query_queue}[0][0])	2997	$self->send_packet ($self->{query_queue}[0][0])
2165	if @{ $self->{query_queue} } == 1;	2998	if @{ $self->{query_queue} } == 1;
		2999
		3000	1
2166	}	3001	}
2167		3002
2168	cf::client->attach (	3003	cf::client->attach (
		3004	on_connect => sub {
		3005	my ($ns) = @_;
		3006
		3007	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		3008	},
2169	on_reply => sub {	3009	on_reply => sub {
2170	my ($ns, $msg) = @_;	3010	my ($ns, $msg) = @_;
2171		3011
2172	# this weird shuffling is so that direct followup queries	3012	# this weird shuffling is so that direct followup queries
2173	# get handled first	3013	# get handled first
…		…
2185	} else {	3025	} else {
2186	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	3026	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2187	}	3027	}
2188	}	3028	}
2189	},	3029	},
		3030	on_exticmd => sub {
		3031	my ($ns, $buf) = @_;
		3032
		3033	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		3034
		3035	if (ref $msg) {
		3036	my ($type, $reply, @payload) =
		3037	"ARRAY" eq ref $msg
		3038	? @$msg
		3039	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3040
		3041	my @reply;
		3042
		3043	if (my $cb = $EXTICMD{$type}) {
		3044	@reply = $cb->($ns, @payload);
		3045	}
		3046
		3047	$ns->ext_reply ($reply, @reply)
		3048	if $reply;
		3049
		3050	} else {
		3051	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		3052	}
		3053
		3054	cf::override;
		3055	},
2190	);	3056	);
2191		3057
2192	=item $client->async (\&cb)	3058	=item $client->async (\&cb)
2193		3059
2194	Create a new coroutine, running the specified callback. The coroutine will	3060	Create a new coroutine, running the specified callback. The coroutine will
…		…
2235	our $safe = new Safe "safe";	3101	our $safe = new Safe "safe";
2236	our $safe_hole = new Safe::Hole;	3102	our $safe_hole = new Safe::Hole;
2237		3103
2238	$SIG{FPE} = 'IGNORE';	3104	$SIG{FPE} = 'IGNORE';
2239		3105
2240	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3106	$safe->permit_only (Opcode::opset qw(
		3107	:base_core :base_mem :base_orig :base_math
		3108	grepstart grepwhile mapstart mapwhile
		3109	sort time
		3110	));
2241		3111
2242	# here we export the classes and methods available to script code	3112	# here we export the classes and methods available to script code
2243		3113
2244	=pod	3114	=pod
2245		3115
2246	The following functions and methods are available within a safe environment:	3116	The following functions and methods are available within a safe environment:
2247		3117
2248	cf::object contr pay_amount pay_player map	3118	cf::object
		3119	contr pay_amount pay_player map x y force_find force_add destroy
		3120	insert remove name archname title slaying race decrease split
		3121
2249	cf::object::player player	3122	cf::object::player
2250	cf::player peaceful	3123	player
2251	cf::map trigger	3124
		3125	cf::player
		3126	peaceful
		3127
		3128	cf::map
		3129	trigger
2252		3130
2253	=cut	3131	=cut
2254		3132
2255	for (	3133	for (
2256	["cf::object" => qw(contr pay_amount pay_player map)],	3134	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3135	insert remove inv nrof name archname title slaying race
		3136	decrease split destroy change_exp)],
2257	["cf::object::player" => qw(player)],	3137	["cf::object::player" => qw(player)],
2258	["cf::player" => qw(peaceful)],	3138	["cf::player" => qw(peaceful)],
2259	["cf::map" => qw(trigger)],	3139	["cf::map" => qw(trigger)],
2260	) {	3140	) {
2261	no strict 'refs';	3141	no strict 'refs';
…		…
2332	=back	3212	=back
2333		3213
2334	=cut	3214	=cut
2335		3215
2336	#############################################################################	3216	#############################################################################
2337
2338	=head2 EXTENSION DATABASE SUPPORT
2339
2340	Crossfire maintains a very simple database for extension use. It can
2341	currently store binary data only (use Compress::LZF::sfreeze_cr/sthaw to
2342	convert to/from binary).
2343
2344	The parameter C<$family> should best start with the name of the extension
2345	using it, it should be unique.
2346
2347	=over 4
2348
2349	=item $value = cf::db_get $family => $key
2350
2351	Returns a single value from the database.
2352
2353	=item cf::db_put $family => $key => $value
2354
2355	Stores the given C<$value> in the family.
2356
2357	=cut
2358
2359	our $DB;
2360
2361	sub db_init {
2362	unless ($DB) {
2363	$DB = BDB::db_create $DB_ENV;
2364
2365	cf::sync_job {
2366	eval {
2367	$DB->set_flags (BDB::CHKSUM);
2368
2369	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
2370	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
2371	cf::cleanup "db_open(db): $!" if $!;
2372	};
2373	cf::cleanup "db_open(db): $@" if $@;
2374	};
2375	}
2376	}
2377
2378	sub db_get($$) {
2379	my $key = "$_[0]/$_[1]";
2380
2381	cf::sync_job {
2382	BDB::db_get $DB, undef, $key, my $data;
2383
2384	$! ? ()
2385	: $data
2386	}
2387	}
2388
2389	sub db_put($$$) {
2390	BDB::dbreq_pri 4;
2391	BDB::db_put $DB, undef, "$_[0]/$_[1]", $_[2], 0, sub { };
2392	}
2393
2394	=item cf::cache $id => [$paths...], $processversion => $process
2395
2396	Generic caching function that returns the value of the resource $id,
2397	caching and regenerating as required.
2398
2399	This function can block.
2400
2401	=cut
2402
2403	sub cache {
2404	my ($id, $src, $processversion, $process) = @_;
2405
2406	my $meta =
2407	join "\x00",
2408	$processversion,
2409	map {
2410	aio_stat $_
2411	and Carp::croak "$_: $!";
2412
2413	($_, (stat _)[7,9])
2414	} @$src;
2415
2416	my $dbmeta = db_get cache => "$id/meta";
2417	if ($dbmeta ne $meta) {
2418	# changed, we may need to process
2419
2420	my @data;
2421	my $md5;
2422
2423	for (0 .. $#$src) {
2424	0 <= aio_load $src->[$_], $data[$_]
2425	or Carp::croak "$src->[$_]: $!";
2426	}
2427
2428	# if processing is expensive, check
2429	# checksum first
2430	if (1) {
2431	$md5 =
2432	join "\x00",
2433	$processversion,
2434	map {
2435	Coro::cede;
2436	($src->[$_], Digest::MD5::md5_hex $data[$_])
2437	} 0.. $#$src;
2438
2439
2440	my $dbmd5 = db_get cache => "$id/md5";
2441	if ($dbmd5 eq $md5) {
2442	db_put cache => "$id/meta", $meta;
2443
2444	return db_get cache => "$id/data";
2445	}
2446	}
2447
2448	my $t1 = Time::HiRes::time;
2449	my $data = $process->(\@data);
2450	my $t2 = Time::HiRes::time;
2451
2452	warn "cache: '$id' processed in ", $t2 - $t1, "s\n";
2453
2454	db_put cache => "$id/data", $data;
2455	db_put cache => "$id/md5" , $md5;
2456	db_put cache => "$id/meta", $meta;
2457
2458	return $data;
2459	}
2460
2461	db_get cache => "$id/data"
2462	}
2463
2464	=item fork_call { }, $args
2465
2466	Executes the given code block with the given arguments in a seperate
2467	process, returning the results. Everything must be serialisable with
2468	Coro::Storable. May, of course, block. Note that the executed sub may
2469	never block itself or use any form of Event handling.
2470
2471	=cut
2472
2473	sub fork_call(&@) {
2474	my ($cb, @args) = @_;
2475
2476	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC
2477	# or die "socketpair: $!";
2478	pipe my $fh1, my $fh2
2479	or die "pipe: $!";
2480
2481	if (my $pid = fork) {
2482	close $fh2;
2483
2484	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
2485	$res = Coro::Storable::thaw $res;
2486
2487	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
2488
2489	die $$res unless "ARRAY" eq ref $res;
2490
2491	return wantarray ? @$res : $res->[-1];
2492	} else {
2493	reset_signals;
2494	local $SIG{__WARN__};
2495	local $SIG{__DIE__};
2496	eval {
2497	close $fh1;
2498
2499	my @res = eval { $cb->(@args) };
2500	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);
2501	};
2502
2503	warn $@ if $@;
2504	_exit 0;
2505	}
2506	}
2507
2508
2509
2510	#############################################################################
2511	# the server's init and main functions	3217	# the server's init and main functions
2512		3218
2513	sub load_facedata($) {	3219	sub load_facedata($) {
2514	my ($path) = @_;	3220	my ($path) = @_;
		3221
		3222	# HACK to clear player env face cache, we need some signal framework
		3223	# for this (global event?)
		3224	%ext::player_env::MUSIC_FACE_CACHE = ();
		3225
		3226	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2515		3227
2516	warn "loading facedata from $path\n";	3228	warn "loading facedata from $path\n";
2517		3229
2518	my $facedata;	3230	my $facedata;
2519	0 < aio_load $path, $facedata	3231	0 < aio_load $path, $facedata
…		…
2522	$facedata = Coro::Storable::thaw $facedata;	3234	$facedata = Coro::Storable::thaw $facedata;
2523		3235
2524	$facedata->{version} == 2	3236	$facedata->{version} == 2
2525	or cf::cleanup "$path: version mismatch, cannot proceed.";	3237	or cf::cleanup "$path: version mismatch, cannot proceed.";
2526		3238
		3239	# patch in the exptable
		3240	$facedata->{resource}{"res/exp_table"} = {
		3241	type => FT_RSRC,
		3242	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3243	};
		3244	cf::cede_to_tick;
		3245
2527	{	3246	{
2528	my $faces = $facedata->{faceinfo};	3247	my $faces = $facedata->{faceinfo};
2529		3248
2530	while (my ($face, $info) = each %$faces) {	3249	while (my ($face, $info) = each %$faces) {
2531	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3251
2532	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3252	cf::face::set_visibility $idx, $info->{visibility};
		3253	cf::face::set_magicmap $idx, $info->{magicmap};
2533	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3254	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2534	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3255	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2535	Coro::cede;	3256
		3257	cf::cede_to_tick;
2536	}	3258	}
2537		3259
2538	while (my ($face, $info) = each %$faces) {	3260	while (my ($face, $info) = each %$faces) {
2539	next unless $info->{smooth};	3261	next unless $info->{smooth};
		3262
2540	my $idx = cf::face::find $face	3263	my $idx = cf::face::find $face
2541	or next;	3264	or next;
		3265
2542	if (my $smooth = cf::face::find $info->{smooth}) {	3266	if (my $smooth = cf::face::find $info->{smooth}) {
		3267	cf::face::set_smooth $idx, $smooth;
2543	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3268	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2544	} else {	3269	} else {
2545	warn "smooth face '$info->{smooth}' not found for face '$face'";	3270	warn "smooth face '$info->{smooth}' not found for face '$face'";
2546	}	3271	}
2547	Coro::cede;	3272
		3273	cf::cede_to_tick;
2548	}	3274	}
2549	}	3275	}
2550		3276
2551	{	3277	{
2552	my $anims = $facedata->{animinfo};	3278	my $anims = $facedata->{animinfo};
2553		3279
2554	while (my ($anim, $info) = each %$anims) {	3280	while (my ($anim, $info) = each %$anims) {
2555	cf::anim::set $anim, $info->{frames}, $info->{facings};	3281	cf::anim::set $anim, $info->{frames}, $info->{facings};
2556	Coro::cede;	3282	cf::cede_to_tick;
2557	}	3283	}
2558		3284
2559	cf::anim::invalidate_all; # d'oh	3285	cf::anim::invalidate_all; # d'oh
2560	}	3286	}
2561		3287
		3288	{
		3289	# TODO: for gcfclient pleasure, we should give resources
		3290	# that gcfclient doesn't grok a >10000 face index.
		3291	my $res = $facedata->{resource};
		3292
		3293	while (my ($name, $info) = each %$res) {
		3294	if (defined $info->{type}) {
		3295	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3296	my $data;
		3297
		3298	if ($info->{type} & 1) {
		3299	# prepend meta info
		3300
		3301	my $meta = $enc->encode ({
		3302	name => $name,
		3303	%{ $info->{meta} || {} },
		3304	});
		3305
		3306	$data = pack "(w/a*)*", $meta, $info->{data};
		3307	} else {
		3308	$data = $info->{data};
		3309	}
		3310
		3311	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3312	cf::face::set_type $idx, $info->{type};
		3313	} else {
		3314	$RESOURCE{$name} = $info;
		3315	}
		3316
		3317	cf::cede_to_tick;
		3318	}
		3319	}
		3320
		3321	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3322
2562	1	3323	1
2563	}	3324	}
2564		3325
		3326	cf::global->attach (on_resource_update => sub {
		3327	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3328	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3329
		3330	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3331	my $sound = $soundconf->{compat}[$_]
		3332	or next;
		3333
		3334	my $face = cf::face::find "sound/$sound->[1]";
		3335	cf::sound::set $sound->[0] => $face;
		3336	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3337	}
		3338
		3339	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3340	my $face = cf::face::find "sound/$v";
		3341	cf::sound::set $k => $face;
		3342	}
		3343	}
		3344	});
		3345
		3346	register_exticmd fx_want => sub {
		3347	my ($ns, $want) = @_;
		3348
		3349	while (my ($k, $v) = each %$want) {
		3350	$ns->fx_want ($k, $v);
		3351	}
		3352	};
		3353
		3354	sub load_resource_file($) {
		3355	my $guard = lock_acquire "load_resource_file";
		3356
		3357	my $status = load_resource_file_ $_[0];
		3358	get_slot 0.1, 100;
		3359	cf::arch::commit_load;
		3360
		3361	$status
		3362	}
		3363
2565	sub reload_regions {	3364	sub reload_regions {
		3365	# HACK to clear player env face cache, we need some signal framework
		3366	# for this (global event?)
		3367	%ext::player_env::MUSIC_FACE_CACHE = ();
		3368
2566	load_resource_file "$MAPDIR/regions"	3369	load_resource_file "$MAPDIR/regions"
2567	or die "unable to load regions file\n";	3370	or die "unable to load regions file\n";
		3371
		3372	for (cf::region::list) {
		3373	$_->{match} = qr/$_->{match}/
		3374	if exists $_->{match};
		3375	}
2568	}	3376	}
2569		3377
2570	sub reload_facedata {	3378	sub reload_facedata {
2571	load_facedata "$DATADIR/facedata"	3379	load_facedata "$DATADIR/facedata"
2572	or die "unable to load facedata\n";	3380	or die "unable to load facedata\n";
…		…
2583	}	3391	}
2584		3392
2585	sub reload_resources {	3393	sub reload_resources {
2586	warn "reloading resource files...\n";	3394	warn "reloading resource files...\n";
2587		3395
2588	reload_regions;
2589	reload_facedata;	3396	reload_facedata;
2590	reload_archetypes;	3397	reload_archetypes;
		3398	reload_regions;
2591	reload_treasures;	3399	reload_treasures;
2592		3400
2593	warn "finished reloading resource files\n";	3401	warn "finished reloading resource files\n";
2594	}	3402	}
2595		3403
2596	sub init {	3404	sub init {
		3405	my $guard = freeze_mainloop;
		3406
		3407	evthread_start IO::AIO::poll_fileno;
		3408
2597	reload_resources;	3409	reload_resources;
2598	}	3410	}
2599		3411
2600	sub cfg_load {	3412	sub reload_config {
2601	open my $fh, "<:utf8", "$CONFDIR/config"	3413	open my $fh, "<:utf8", "$CONFDIR/config"
2602	or return;	3414	or return;
2603		3415
2604	local $/;	3416	local $/;
2605	*CFG = YAML::Syck::Load <$fh>;	3417	*CFG = YAML::Load <$fh>;
2606		3418
2607	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2608		3420
2609	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3421	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2610	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3422	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2621	sub main {	3433	sub main {
2622	# we must not ever block the main coroutine	3434	# we must not ever block the main coroutine
2623	local $Coro::idle = sub {	3435	local $Coro::idle = sub {
2624	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3436	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2625	(async {	3437	(async {
2626	Event::one_event;	3438	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3439	EV::loop EV::LOOP_ONESHOT;
2627	})->prio (Coro::PRIO_MAX);	3440	})->prio (Coro::PRIO_MAX);
2628	};	3441	};
2629		3442
2630	cfg_load;	3443	{
		3444	my $guard = freeze_mainloop;
		3445	reload_config;
2631	db_init;	3446	db_init;
2632	load_extensions;	3447	load_extensions;
2633		3448
2634	$TICK_WATCHER->start;	3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3450	}
		3451
2635	Event::loop;	3452	EV::loop;
2636	}	3453	}
2637		3454
2638	#############################################################################	3455	#############################################################################
2639	# initialisation and cleanup	3456	# initialisation and cleanup
2640		3457
2641	# install some emergency cleanup handlers	3458	# install some emergency cleanup handlers
2642	BEGIN {	3459	BEGIN {
		3460	our %SIGWATCHER = ();
2643	for my $signal (qw(INT HUP TERM)) {	3461	for my $signal (qw(INT HUP TERM)) {
2644	Event->signal (	3462	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2645	reentrant => 0,
2646	data => WF_AUTOCANCEL,
2647	signal => $signal,
2648	prio => 0,
2649	cb => sub {
2650	cf::cleanup "SIG$signal";	3463	cf::cleanup "SIG$signal";
2651	},
2652	);	3464	};
		3465	}
		3466	}
		3467
		3468	sub write_runtime_sync {
		3469	my $runtime = "$LOCALDIR/runtime";
		3470
		3471	# first touch the runtime file to show we are still running:
		3472	# the fsync below can take a very very long time.
		3473
		3474	IO::AIO::aio_utime $runtime, undef, undef;
		3475
		3476	my $guard = cf::lock_acquire "write_runtime";
		3477
		3478	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644
		3479	or return;
		3480
		3481	my $value = $cf::RUNTIME + 90 + 10;
		3482	# 10 is the runtime save interval, for a monotonic clock
		3483	# 60 allows for the watchdog to kill the server.
		3484
		3485	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3486	and return;
		3487
		3488	# always fsync - this file is important
		3489	aio_fsync $fh
		3490	and return;
		3491
		3492	# touch it again to show we are up-to-date
		3493	aio_utime $fh, undef, undef;
		3494
		3495	close $fh
		3496	or return;
		3497
		3498	aio_rename "$runtime~", $runtime
		3499	and return;
		3500
		3501	warn "runtime file written.\n";
		3502
2653	}	3503	1
		3504	}
		3505
		3506	our $uuid_lock;
		3507	our $uuid_skip;
		3508
		3509	sub write_uuid_sync($) {
		3510	$uuid_skip ||= $_[0];
		3511
		3512	return if $uuid_lock;
		3513	local $uuid_lock = 1;
		3514
		3515	my $uuid = "$LOCALDIR/uuid";
		3516
		3517	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3518	or return;
		3519
		3520	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3521	$uuid_skip = 0;
		3522
		3523	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3524	and return;
		3525
		3526	# always fsync - this file is important
		3527	aio_fsync $fh
		3528	and return;
		3529
		3530	close $fh
		3531	or return;
		3532
		3533	aio_rename "$uuid~", $uuid
		3534	and return;
		3535
		3536	warn "uuid file written ($value).\n";
		3537
		3538	1
		3539
		3540	}
		3541
		3542	sub write_uuid($$) {
		3543	my ($skip, $sync) = @_;
		3544
		3545	$sync ? write_uuid_sync $skip
		3546	: async { write_uuid_sync $skip };
2654	}	3547	}
2655		3548
2656	sub emergency_save() {	3549	sub emergency_save() {
2657	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
2658		3551
…		…
2664	# and maps saved/destroyed asynchronously.	3557	# and maps saved/destroyed asynchronously.
2665	warn "begin emergency player save\n";	3558	warn "begin emergency player save\n";
2666	for my $login (keys %cf::PLAYER) {	3559	for my $login (keys %cf::PLAYER) {
2667	my $pl = $cf::PLAYER{$login} or next;	3560	my $pl = $cf::PLAYER{$login} or next;
2668	$pl->valid or next;	3561	$pl->valid or next;
		3562	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2669	$pl->save;	3563	$pl->save;
2670	}	3564	}
2671	warn "end emergency player save\n";	3565	warn "end emergency player save\n";
2672		3566
2673	warn "begin emergency map save\n";	3567	warn "begin emergency map save\n";
…		…
2679	warn "end emergency map save\n";	3573	warn "end emergency map save\n";
2680		3574
2681	warn "begin emergency database checkpoint\n";	3575	warn "begin emergency database checkpoint\n";
2682	BDB::db_env_txn_checkpoint $DB_ENV;	3576	BDB::db_env_txn_checkpoint $DB_ENV;
2683	warn "end emergency database checkpoint\n";	3577	warn "end emergency database checkpoint\n";
		3578
		3579	warn "begin write uuid\n";
		3580	write_uuid_sync 1;
		3581	warn "end write uuid\n";
2684	};	3582	};
2685		3583
2686	warn "leave emergency perl save\n";	3584	warn "leave emergency perl save\n";
2687	}	3585	}
2688		3586
…		…
2690	my ($make_core) = @_;	3588	my ($make_core) = @_;
2691		3589
2692	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
2693	if $make_core;	3591	if $make_core;
2694	}	3592	}
		3593
		3594	# a safer delete_package, copied from Symbol
		3595	sub clear_package($) {
		3596	my $pkg = shift;
		3597
		3598	# expand to full symbol table name if needed
		3599	unless ($pkg =~ /^main::.*::$/) {
		3600	$pkg = "main$pkg" if $pkg =~ /^::/;
		3601	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3602	$pkg .= '::' unless $pkg =~ /::$/;
		3603	}
		3604
		3605	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3606	my $stem_symtab = *{$stem}{HASH};
		3607
		3608	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3609	or return;
		3610
		3611	# clear all symbols
		3612	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3613	for my $name (keys %$leaf_symtab) {
		3614	_gv_clear *{"$pkg$name"};
		3615	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3616	}
		3617	warn "cleared package #$pkg\n";#d#
		3618	}
		3619
		3620	our $RELOAD; # how many times to reload
2695		3621
2696	sub do_reload_perl() {	3622	sub do_reload_perl() {
2697	# can/must only be called in main	3623	# can/must only be called in main
2698	if ($Coro::current != $Coro::main) {	3624	if ($Coro::current != $Coro::main) {
2699	warn "can only reload from main coroutine";	3625	warn "can only reload from main coroutine";
2700	return;	3626	return;
2701	}	3627	}
2702		3628
		3629	return if $RELOAD++;
		3630
		3631	while ($RELOAD) {
2703	warn "reloading...";	3632	warn "reloading...";
2704		3633
2705	warn "entering sync_job";	3634	warn "entering sync_job";
2706		3635
2707	cf::sync_job {	3636	cf::sync_job {
2708	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
2709	cf::emergency_save;	3638	cf::emergency_save;
2710	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
2711		3640
2712	warn "syncing database to disk";	3641	warn "syncing database to disk";
2713	BDB::db_env_txn_checkpoint $DB_ENV;	3642	BDB::db_env_txn_checkpoint $DB_ENV;
2714		3643
2715	# if anything goes wrong in here, we should simply crash as we already saved	3644	# if anything goes wrong in here, we should simply crash as we already saved
2716		3645
2717	warn "cancelling all WF_AUTOCANCEL watchers";
2718	for (Event::all_watchers) {
2719	$_->cancel if $_->data & WF_AUTOCANCEL;
2720	}
2721
2722	warn "flushing outstanding aio requests";	3646	warn "flushing outstanding aio requests";
2723	for (;;) {
2724	BDB::flush;
2725	IO::AIO::flush;
2726	Coro::cede;
2727	last unless IO::AIO::nreqs || BDB::nreqs;	3647	while (IO::AIO::nreqs || BDB::nreqs) {
2728	warn "iterate...";	3648	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2729	}
2730
2731	++$RELOAD;
2732
2733	warn "cancelling all extension coros";
2734	$_->cancel for values %EXT_CORO;
2735	%EXT_CORO = ();
2736
2737	warn "removing commands";
2738	%COMMAND = ();
2739
2740	warn "removing ext commands";
2741	%EXTCMD = ();
2742
2743	warn "unloading/nuking all extensions";
2744	for my $pkg (@EXTS) {
2745	warn "... unloading $pkg";
2746
2747	if (my $cb = $pkg->can ("unload")) {
2748	eval {
2749	$cb->($pkg);
2750	1
2751	} or warn "$pkg unloaded, but with errors: $@";
2752	}	3649	}
2753		3650
2754	warn "... nuking $pkg";	3651	warn "cancelling all extension coros";
2755	Symbol::delete_package $pkg;	3652	$_->cancel for values %EXT_CORO;
2756	}	3653	%EXT_CORO = ();
2757		3654
2758	warn "unloading all perl modules loaded from $LIBDIR";	3655	warn "removing commands";
2759	while (my ($k, $v) = each %INC) {	3656	%COMMAND = ();
2760	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2761		3657
		3658	warn "removing ext/exti commands";
		3659	%EXTCMD = ();
		3660	%EXTICMD = ();
		3661
		3662	warn "unloading/nuking all extensions";
		3663	for my $pkg (@EXTS) {
2762	warn "... unloading $k";	3664	warn "... unloading $pkg";
2763	delete $INC{$k};
2764		3665
2765	$k =~ s/\.pm$//;
2766	$k =~ s/\//::/g;
2767
2768	if (my $cb = $k->can ("unload_module")) {	3666	if (my $cb = $pkg->can ("unload")) {
		3667	eval {
2769	$cb->();	3668	$cb->($pkg);
		3669	1
		3670	} or warn "$pkg unloaded, but with errors: $@";
		3671	}
		3672
		3673	warn "... clearing $pkg";
		3674	clear_package $pkg;
2770	}	3675	}
2771		3676
2772	Symbol::delete_package $k;	3677	warn "unloading all perl modules loaded from $LIBDIR";
		3678	while (my ($k, $v) = each %INC) {
		3679	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3680
		3681	warn "... unloading $k";
		3682	delete $INC{$k};
		3683
		3684	$k =~ s/\.pm$//;
		3685	$k =~ s/\//::/g;
		3686
		3687	if (my $cb = $k->can ("unload_module")) {
		3688	$cb->();
		3689	}
		3690
		3691	clear_package $k;
2773	}	3692	}
2774		3693
2775	warn "getting rid of safe::, as good as possible";	3694	warn "getting rid of safe::, as good as possible";
2776	Symbol::delete_package "safe::$_"	3695	clear_package "safe::$_"
2777	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3696	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2778		3697
2779	warn "unloading cf.pm \"a bit\"";	3698	warn "unloading cf.pm \"a bit\"";
2780	delete $INC{"cf.pm"};	3699	delete $INC{"cf.pm"};
2781	delete $INC{"cf/pod.pm"};	3700	delete $INC{"cf/pod.pm"};
2782		3701
2783	# don't, removes xs symbols, too,	3702	# don't, removes xs symbols, too,
2784	# and global variables created in xs	3703	# and global variables created in xs
2785	#Symbol::delete_package __PACKAGE__;	3704	#clear_package __PACKAGE__;
2786		3705
2787	warn "unload completed, starting to reload now";	3706	warn "unload completed, starting to reload now";
2788		3707
2789	warn "reloading cf.pm";	3708	warn "reloading cf.pm";
2790	require cf;	3709	require cf;
2791	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2792		3711
2793	warn "loading config and database again";	3712	warn "loading config and database again";
2794	cf::cfg_load;	3713	cf::reload_config;
2795		3714
2796	warn "loading extensions";	3715	warn "loading extensions";
2797	cf::load_extensions;	3716	cf::load_extensions;
2798		3717
2799	warn "reattaching attachments to objects/players";	3718	warn "reattaching attachments to objects/players";
2800	_global_reattach; # objects, sockets	3719	_global_reattach; # objects, sockets
2801	warn "reattaching attachments to maps";	3720	warn "reattaching attachments to maps";
2802	reattach $_ for values %MAP;	3721	reattach $_ for values %MAP;
2803	warn "reattaching attachments to players";	3722	warn "reattaching attachments to players";
2804	reattach $_ for values %PLAYER;	3723	reattach $_ for values %PLAYER;
2805		3724
2806	warn "leaving sync_job";	3725	warn "leaving sync_job";
2807		3726
2808	1	3727	1
2809	} or do {	3728	} or do {
2810	warn $@;	3729	warn $@;
2811	warn "error while reloading, exiting.";	3730	cf::cleanup "error while reloading, exiting.";
2812	exit 1;
2813	};	3731	};
2814		3732
2815	warn "reloaded";	3733	warn "reloaded";
		3734	--$RELOAD;
		3735	}
2816	};	3736	};
2817		3737
2818	our $RELOAD_WATCHER; # used only during reload	3738	our $RELOAD_WATCHER; # used only during reload
2819		3739
2820	sub reload_perl() {	3740	sub reload_perl() {
2821	# doing reload synchronously and two reloads happen back-to-back,	3741	# doing reload synchronously and two reloads happen back-to-back,
2822	# coro crashes during coro_state_free->destroy here.	3742	# coro crashes during coro_state_free->destroy here.
2823		3743
2824	$RELOAD_WATCHER ||= Event->timer (	3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2825	reentrant => 0,
2826	after => 0,
2827	data => WF_AUTOCANCEL,
2828	cb => sub {
2829	do_reload_perl;	3745	do_reload_perl;
2830	undef $RELOAD_WATCHER;	3746	undef $RELOAD_WATCHER;
2831	},
2832	);	3747	};
2833	}	3748	}
2834		3749
2835	register_command "reload" => sub {	3750	register_command "reload" => sub {
2836	my ($who, $arg) = @_;	3751	my ($who, $arg) = @_;
2837		3752
2838	if ($who->flag (FLAG_WIZ)) {	3753	if ($who->flag (FLAG_WIZ)) {
2839	$who->message ("reloading server.");	3754	$who->message ("reloading server.");
		3755	async {
		3756	$Coro::current->{desc} = "perl_reload";
2840	async { reload_perl };	3757	reload_perl;
		3758	};
2841	}	3759	}
2842	};	3760	};
2843		3761
2844	unshift @INC, $LIBDIR;	3762	unshift @INC, $LIBDIR;
2845		3763
…		…
2847		3765
2848	our @WAIT_FOR_TICK;	3766	our @WAIT_FOR_TICK;
2849	our @WAIT_FOR_TICK_BEGIN;	3767	our @WAIT_FOR_TICK_BEGIN;
2850		3768
2851	sub wait_for_tick {	3769	sub wait_for_tick {
2852	return unless $TICK_WATCHER->is_active;
2853	return if $Coro::current == $Coro::main;	3770	return if tick_inhibit || $Coro::current == $Coro::main;
2854		3771
2855	my $signal = new Coro::Signal;	3772	my $signal = new Coro::Signal;
2856	push @WAIT_FOR_TICK, $signal;	3773	push @WAIT_FOR_TICK, $signal;
2857	$signal->wait;	3774	$signal->wait;
2858	}	3775	}
2859		3776
2860	sub wait_for_tick_begin {	3777	sub wait_for_tick_begin {
2861	return unless $TICK_WATCHER->is_active;
2862	return if $Coro::current == $Coro::main;	3778	return if tick_inhibit || $Coro::current == $Coro::main;
2863		3779
2864	my $signal = new Coro::Signal;	3780	my $signal = new Coro::Signal;
2865	push @WAIT_FOR_TICK_BEGIN, $signal;	3781	push @WAIT_FOR_TICK_BEGIN, $signal;
2866	$signal->wait;	3782	$signal->wait;
2867	}	3783	}
2868		3784
2869	my $min = 1e6;#d#	3785	sub tick {
2870	my $avg = 10;
2871	$TICK_WATCHER = Event->timer (
2872	reentrant => 0,
2873	parked => 1,
2874	prio => 0,
2875	at => $NEXT_TICK || $TICK,
2876	data => WF_AUTOCANCEL,
2877	cb => sub {
2878	if ($Coro::current != $Coro::main) {	3786	if ($Coro::current != $Coro::main) {
2879	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3787	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
2880	unless ++$bug_warning > 10;	3788	unless ++$bug_warning > 10;
2881	return;	3789	return;
2882	}	3790	}
2883		3791
2884	$NOW = $tick_start = Event::time;
2885
2886	cf::server_tick; # one server iteration	3792	cf::server_tick; # one server iteration
2887		3793
2888	0 && sync_job {#d#	3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2889	for(1..10) {	3795	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
2890	my $t = Event::time;	3796	Coro::async_pool {
2891	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3797	$Coro::current->{desc} = "runtime saver";
2892	or die;	3798	write_runtime_sync
2893		3799	or warn "ERROR: unable to write runtime file: $!";
2894	$map->width (50);
2895	$map->height (50);
2896	$map->alloc;
2897	$map->_load_objects ("/tmp/x.map", 1);
2898	my $t = Event::time - $t;
2899
2900	#next unless $t < 0.0013;#d#
2901	if ($t < $min) {
2902	$min = $t;
2903	}
2904	$avg = $avg * 0.99 + $t * 0.01;
2905	}
2906	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
2907	exit 0;
2908	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
2909	};	3800	};
		3801	}
2910		3802
2911	$RUNTIME += $TICK;
2912	$NEXT_TICK += $TICK;
2913
2914	if ($NOW >= $NEXT_RUNTIME_WRITE) {
2915	$NEXT_RUNTIME_WRITE = $NOW + 10;
2916	Coro::async_pool {
2917	write_runtime
2918	or warn "ERROR: unable to write runtime file: $!";
2919	};
2920	}
2921
2922	# my $AFTER = Event::time;
2923	# warn $AFTER - $NOW;#d#
2924
2925	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3803	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
2926	$sig->send;	3804	$sig->send;
2927	}	3805	}
2928	while (my $sig = shift @WAIT_FOR_TICK) {	3806	while (my $sig = shift @WAIT_FOR_TICK) {
2929	$sig->send;	3807	$sig->send;
2930	}	3808	}
2931		3809
2932	$NOW = Event::time;	3810	$LOAD = ($NOW - $TICK_START) / $TICK;
2933
2934	# if we are delayed by four ticks or more, skip them all
2935	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
2936
2937	$TICK_WATCHER->at ($NEXT_TICK);
2938	$TICK_WATCHER->start;
2939
2940	$LOAD = ($NOW - $tick_start) / $TICK;
2941	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3811	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
2942		3812
2943	_post_tick;	3813	if (0) {
2944		3814	if ($NEXT_TICK) {
2945		3815	my $jitter = $TICK_START - $NEXT_TICK;
		3816	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3817	warn "jitter $JITTER\n";#d#
		3818	}
2946	},	3819	}
2947	);	3820	}
2948		3821
2949	{	3822	{
2950	BDB::max_poll_time $TICK * 0.1;	3823	# configure BDB
2951	$BDB_POLL_WATCHER = Event->io (	3824
2952	reentrant => 0,
2953	fd => BDB::poll_fileno,
2954	poll => 'r',
2955	prio => 0,
2956	data => WF_AUTOCANCEL,
2957	cb => \&BDB::poll_cb,
2958	);
2959	BDB::min_parallel 8;	3825	BDB::min_parallel 8;
2960		3826	BDB::max_poll_reqs $TICK * 0.1;
2961	BDB::set_sync_prepare {	3827	$AnyEvent::BDB::WATCHER->priority (1);
2962	my $status;
2963	my $current = $Coro::current;
2964	(
2965	sub {
2966	$status = $!;
2967	$current->ready; undef $current;
2968	},
2969	sub {
2970	Coro::schedule while defined $current;
2971	$! = $status;
2972	},
2973	)
2974	};
2975		3828
2976	unless ($DB_ENV) {	3829	unless ($DB_ENV) {
2977	$DB_ENV = BDB::db_env_create;	3830	$DB_ENV = BDB::db_env_create;
		3831	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3832	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3833	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3834	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3835	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
2978		3836
2979	cf::sync_job {	3837	cf::sync_job {
2980	eval {	3838	eval {
2981	BDB::db_env_open	3839	BDB::db_env_open
2982	$DB_ENV,	3840	$DB_ENV,
…		…
2984	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3842	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
2985	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3843	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
2986	0666;	3844	0666;
2987		3845
2988	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3846	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
2989
2990	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
2991	$DB_ENV->set_lk_detect;
2992	};	3847	};
2993		3848
2994	cf::cleanup "db_env_open(db): $@" if $@;	3849	cf::cleanup "db_env_open(db): $@" if $@;
2995	};	3850	};
2996	}	3851	}
		3852
		3853	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3854	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3855	};
		3856	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3857	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3858	};
		3859	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3860	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3861	};
2997	}	3862	}
2998		3863
2999	{	3864	{
		3865	# configure IO::AIO
		3866
3000	IO::AIO::min_parallel 8;	3867	IO::AIO::min_parallel 8;
3001
3002	undef $Coro::AIO::WATCHER;
3003	IO::AIO::max_poll_time $TICK * 0.1;	3868	IO::AIO::max_poll_time $TICK * 0.1;
3004	$AIO_POLL_WATCHER = Event->io (	3869	undef $AnyEvent::AIO::WATCHER;
3005	reentrant => 0,
3006	data => WF_AUTOCANCEL,
3007	fd => IO::AIO::poll_fileno,
3008	poll => 'r',
3009	prio => 6,
3010	cb => \&IO::AIO::poll_cb,
3011	);
3012	}	3870	}
3013		3871
3014	my $_log_backtrace;	3872	my $_log_backtrace;
3015		3873
3016	sub _log_backtrace {	3874	sub _log_backtrace {
…		…
3020		3878
3021	# limit the # of concurrent backtraces	3879	# limit the # of concurrent backtraces
3022	if ($_log_backtrace < 2) {	3880	if ($_log_backtrace < 2) {
3023	++$_log_backtrace;	3881	++$_log_backtrace;
3024	async {	3882	async {
		3883	$Coro::current->{desc} = "abt $msg";
		3884
3025	my @bt = fork_call {	3885	my @bt = fork_call {
3026	@addr = map { sprintf "%x", $_ } @addr;	3886	@addr = map { sprintf "%x", $_ } @addr;
3027	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3887	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3028	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3888	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3029	or die "addr2line: $!";	3889	or die "addr2line: $!";

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