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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.337 by root, Tue Aug 21 00:54:01 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 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		69
48	$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
49		71
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		73
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our %RESOURCE;
75		98
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	101	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	102	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		103
		104	our $BDB_DEADLOCK_WATCHER;
		105	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	106	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	107	our $DB_ENV;
86		108
87	our %CFG;	109	our %CFG;
88		110
89	our $UPTIME; $UPTIME ||= time;	111	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	112	our $RUNTIME;
		113	our $NOW;
91		114
92	our %PLAYER; # all users	115	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	116	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	117	our $LINK_MAP; # the special {link} map, which is always available
95		118
96	# 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 ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	120	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		121
99	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)
100	our $LOADAVG; # same thing, but with alpha-smoothing	123	our $LOADAVG; # same thing, but with alpha-smoothing
		124	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	125	our $TICK_START; # for load detecting purposes
102		126
103	binmode STDOUT;	127	binmode STDOUT;
104	binmode STDERR;	128	binmode STDERR;
105		129
106	# read virtual server time, if available	130	# read virtual server time, if available
…		…
159		183
160	The raw value load value from the last tick.	184	The raw value load value from the last tick.
161		185
162	=item %cf::CFG	186	=item %cf::CFG
163		187
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	188	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	189	from wherever your confdir points to.
166		190
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	191	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		192
169	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
…		…
187	$msg .= "\n"	211	$msg .= "\n"
188	unless $msg =~ /\n$/;	212	unless $msg =~ /\n$/;
189		213
190	$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;
191		215
192	utf8::encode $msg;
193	LOG llevError, $msg;	216	LOG llevError, $msg;
194	};	217	};
195	}	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#?
196		234
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	245	for my $pkg (qw(
208	cf::global cf::attachable	246	cf::global cf::attachable
209	cf::object cf::object::player	247	cf::object cf::object::player
210	cf::client cf::player	248	cf::client cf::player
211	cf::arch cf::living	249	cf::arch cf::living
		250	cf::map cf::mapspace
212	cf::map cf::party cf::region	251	cf::party cf::region
213	)) {	252	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	254	}
217		255
218	$Event::DIED = sub {	256	$EV::DIED = sub {
219	warn "error in event callback: @_";	257	warn "error in event callback: @_";
220	};	258	};
221		259
222	#############################################################################	260	#############################################################################
223		261
…		…
246	$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;
247	$d	285	$d
248	} || "[unable to dump $_[0]: '$@']";	286	} || "[unable to dump $_[0]: '$@']";
249	}	287	}
250		288
251	=item $ref = cf::from_json $json	289	=item $ref = cf::decode_json $json
252		290
253	Converts a JSON string into the corresponding perl data structure.	291	Converts a JSON string into the corresponding perl data structure.
254		292
255	=item $json = cf::to_json $ref	293	=item $json = cf::encode_json $ref
256		294
257	Converts a perl data structure into its JSON representation.	295	Converts a perl data structure into its JSON representation.
258		296
259	=cut	297	=cut
260		298
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		300
263	sub to_json ($) { $json_coder->encode ($_[0]) }	301	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	302	sub decode_json($) { $json_coder->decode ($_[0]) }
265		303
266	=item cf::lock_wait $string	304	=item cf::lock_wait $string
267		305
268	Wait until the given lock is available. See cf::lock_acquire.	306	Wait until the given lock is available. See cf::lock_acquire.
269		307
…		…
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	312	for example when the coroutine gets canceled), the lock is automatically
275	returned.	313	returned.
276		314
		315	Locks are *not* recursive, locking from the same coro twice results in a
		316	deadlocked coro.
		317
277	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
278	uses map_find and cf::map::load uses map_load).	319	uses map_find and cf::map::load uses map_load).
279		320
280	=item $locked = cf::lock_active $string	321	=item $locked = cf::lock_active $string
281		322
282	Return true if the lock is currently active, i.e. somebody has locked it.	323	Return true if the lock is currently active, i.e. somebody has locked it.
283		324
284	=cut	325	=cut
285		326
286	our %LOCK;	327	our %LOCK;
		328	our %LOCKER;#d#
287		329
288	sub lock_wait($) {	330	sub lock_wait($) {
289	my ($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#
290		337
291	# wait for lock, if any	338	# wait for lock, if any
292	while ($LOCK{$key}) {	339	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;	340	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	341	Coro::schedule;
…		…
300		347
301	# wait, to be sure we are not locked	348	# wait, to be sure we are not locked
302	lock_wait $key;	349	lock_wait $key;
303		350
304	$LOCK{$key} = [];	351	$LOCK{$key} = [];
		352	$LOCKER{$key} = $Coro::current;#d#
305		353
306	Coro::guard {	354	Coro::guard {
		355	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	356	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	357	$_->ready for @{ delete $LOCK{$key} };
309	}	358	}
310	}	359	}
311		360
…		…
314		363
315	! ! $LOCK{$key}	364	! ! $LOCK{$key}
316	}	365	}
317		366
318	sub freeze_mainloop {	367	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
320		369
321	my $guard = Coro::guard {	370	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	371	}
323	};	372
324	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
325	$guard	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($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
326	}	386	}
327		387
328	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
329		389
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
343		403
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
346	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
347		409
348	while () {	410	while () {
349	next_job:	411	next_job:
350	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
358	}	420	}
359	}	421	}
360	}	422	}
361		423
362	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	427	$signal->wait;
366	} else {	428	} else {
367	Coro::schedule;	429	Coro::schedule;
368	}	430	}
369	}	431	}
370	};	432	};
371		433
372	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
373	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
374		438
375	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
377		441
…		…
391		455
392	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
393		457
394	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
395		459
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	463	acceptable.
400		464
401	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
402	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
…		…
407		471
408	sub sync_job(&) {	472	sub sync_job(&) {
409	my ($job) = @_;	473	my ($job) = @_;
410		474
411	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	476	my $time = EV::time;
413		477
414	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
416		480
417	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	482
419	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
420		484
421	my $busy = 1;	485	my $busy = 1;
422	my @res;	486	my @res;
423		487
424	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	490	@res = eval { $job->() };
426	warn $@ if $@;	491	warn $@ if $@;
427	undef $busy;	492	undef $busy;
428	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
429		494
430	while ($busy) {	495	while ($busy) {
431	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
432	}	500	}
		501	}
433		502
434	$time = Event::time - $time;	503	my $time = EV::time - $time;
435		504
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
440		506
441	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
442	} else {	508	} else {
443	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
444		510
…		…
469	=item fork_call { }, $args	535	=item fork_call { }, $args
470		536
471	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
475		541
476	=cut	542	=cut
477		543
478	sub fork_call(&@) {	544	sub fork_call(&@) {
479	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
480		546
481	# we seemingly have to make a local copy of the whole thing,	547	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	548	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	549	# TODO: investigate and fix (likely this will be rather laborious)
484		550
485	my @res = Coro::Util::fork_eval {	551	my @res = Coro::Util::fork_eval {
486	reset_signals;	552	reset_signals;
487	&$cb	553	&$cb
488	}, @args;	554	}, @args;
489		555
490	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
491	}	557	}
492		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
493	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
494		587
495	Returns a single value from the environment database.	588	Returns a single value from the environment database.
496		589
497	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
498		591
499	Stores the given C<$value> in the family. It can currently store binary	592	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		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
502	=cut	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 $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
503		618
504	our $DB;	619	our $DB;
505		620
506	sub db_init {	621	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	622	cf::sync_job {
511	eval {	623	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	624	};
521	}	625	}
522		626
523	sub db_get($$) {	627	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
525		629
…		…
575	if (1) {	679	if (1) {
576	$md5 =	680	$md5 =
577	join "\x00",	681	join "\x00",
578	$processversion,	682	$processversion,
579	map {	683	map {
580	Coro::cede;	684	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	685	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	686	} 0.. $#$src;
583		687
584		688
585	my $dbmd5 = db_get cache => "$id/md5";	689	my $dbmd5 = db_get cache => "$id/md5";
…		…
629	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")
630	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
631		735
632	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>
633	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
634	Crossfire TRT).	738	Deliantra).
635		739
636	=over 4	740	=over 4
637		741
638	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
639		743
…		…
921	}	1025	}
922		1026
923	0	1027	0
924	}	1028	}
925		1029
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1031
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1033
930	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
931		1035
…		…
937		1041
938	=cut	1042	=cut
939		1043
940	#############################################################################	1044	#############################################################################
941	# object support	1045	# object support
942	#
943		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#
944	sub _can_merge {	1080	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
946		1082
947	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1084
951	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
952	}	1087	}
953		1088
954	sub reattach {	1089	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1091	my ($obj) = @_;
957		1092
		1093	# no longer needed after getting rid of delete_package?
958	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
959		1095
960	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
961		1097
962	@$registry = ();	1098	@$registry = ();
963		1099
…		…
978	cf::attachable->attach (	1114	cf::attachable->attach (
979	prio => -1000000,	1115	prio => -1000000,
980	on_instantiate => sub {	1116	on_instantiate => sub {
981	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
982		1118
983	$data = from_json $data;	1119	$data = decode_json $data;
984		1120
985	for (@$data) {	1121	for (@$data) {
986	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
987		1123
988	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1140	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1006		1142
1007	sync_job {	1143	sync_job {
1008	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1011		1148
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1153	aio_close $fh;
1017		1154
1018	if (@$objs) {	1155	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1161	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1163	}
1027	} else {	1164	} else {
1028	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1029	}	1166	}
…		…
1034	}	1171	}
1035	} else {	1172	} else {
1036	aio_unlink $filename;	1173	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1174	aio_unlink "$filename.pst";
1038	}	1175	}
1039	}	1176	};
1040	}	1177	}
1041		1178
1042	sub object_freezer_as_string {	1179	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1180	my ($rdata, $objs) = @_;
1044		1181
…		…
1056	or return;	1193	or return;
1057		1194
1058	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1197	or return;
		1198
1061	$av = eval { (Storable::thaw $av)->{objs} };	1199	my $st = eval { Coro::Storable::thaw $av };
		1200	$av = $st->{objs};
1062	}	1201	}
1063		1202
		1203	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1205	$decname, length $data, scalar @{$av || []};
		1206
1066	return ($data, $av);	1207	($data, $av)
1067	}	1208	}
1068		1209
1069	=head2 COMMAND CALLBACKS	1210	=head2 COMMAND CALLBACKS
1070		1211
1071	=over 4	1212	=over 4
…		…
1149	my ($type, $reply, @payload) =	1290	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1291	"ARRAY" eq ref $msg
1151	? @$msg	1292	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1293	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1294
		1295	my @reply;
		1296
1154	if (my $cb = $EXTCMD{$type}) {	1297	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1298	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1299	}
		1300
		1301	$pl->ext_reply ($reply, @reply)
		1302	if $reply;
		1303
1160	} else {	1304	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1306	}
1163		1307
1164	cf::override;	1308	cf::override;
…		…
1191		1335
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1338
1195	$ext{source} =	1339	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1198	. $source	1342	. $source
1199	. "\n};\n1";	1343	. "\n};\n1";
1200		1344
1201	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1219		1363
1220	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1365	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1367	}
1225		1368
1226	warn $msg;	1369	warn $msg;
1227	}	1370	}
1228		1371
…		…
1253	use Coro::AIO;	1396	use Coro::AIO;
1254		1397
1255	=head3 cf::player	1398	=head3 cf::player
1256		1399
1257	=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	}
1258		1415
1259	=item cf::player::find $login	1416	=item cf::player::find $login
1260		1417
1261	Returns the given player object, loading it if necessary (might block).	1418	Returns the given player object, loading it if necessary (might block).
1262		1419
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1455	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1456	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1457	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1458	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1459
1303	my $pl = load_pl path $login	1460	my $f = new_from_file cf::object::thawer path $login
1304	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;
1305	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1306	}	1469	}
1307	}	1470	}
1308	}	1471	}
1309		1472
…		…
1318	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1319		1482
1320	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
1322		1485
		1486	cf::get_slot 0.01;
		1487
1323	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1324	Coro::cede;	1489	cf::cede_to_tick;
1325	}	1490	}
1326		1491
1327	sub new($) {	1492	sub new($) {
1328	my ($login) = @_;	1493	my ($login) = @_;
1329		1494
…		…
1362	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1363	$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
1364		1529
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1369		1536
1370	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1574	or return [];
1408		1575
1409	my @logins;	1576	my @logins;
1410		1577
1411	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") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1587	}
1415		1588
1416	utf8::decode $login;	1589	utf8::decode $login;
1417	push @logins, $login;	1590	push @logins, $login;
1418	}	1591	}
1419		1592
…		…
1452		1625
1453	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1454		1627
1455	=cut	1628	=cut
1456		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
1457	sub expand_cfpod {	1641	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;	1642	my ($self, $pod) = @_;
1459		1643
1460	# escape & and <	1644	my $xml;
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463		1645
1464	# this is buggy, it needs to properly take care of nested <'s	1646	while () {
		1647	if ($pod =~ /\G( (?: [^BCGHITU]+ | .(?!<) )+ )/xgcs) {
		1648	$group = $1;
1465		1649
1466	1 while	1650	$group =~ s/&/&amp;/g;
1467	# replace B<>, I<>, U<> etc.	1651	$group =~ s/</&lt;/g;
1468	s/B<([^\>]*)>/<b>$1<\/b>/	1652
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/	1653	$xml .= $group;
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/	1654	} elsif ($pod =~ m%\G
1471	# replace G<male|female> tags	1655	([BCGHITU])
1472	|| s{G<([^>|]*)\|([^>]*)>}{	1656	<
1473	$self->gender ? $2 : $1	1657	(?:
1474	}ge	1658	([^<>]*) (?{ $group = $^N })
1475	# replace H<hint text>	1659	| < $interior >
1476	|| s{H<([^\>]*)>}	1660	)
		1661	>
		1662	%gcsx
1477	{	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") {
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",	1681	$xml .= ("<fg name=\"lightblue\">[" . expand_cfpod ($self, $data) . " (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",	1682	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")	1683	"")
1481	[$self->{hintmode}]	1684	[$self->{hintmode}];
		1685	} else {
		1686	$xml .= "error processing '$code($data)' directive";
1482	}ge;	1687	}
		1688	} else {
		1689	if ($pod =~ /\G(.+)/) {
		1690	warn "parse error while expanding $pod (at $1)";
		1691	}
		1692	last;
		1693	}
		1694	}
1483		1695
		1696	for ($xml) {
1484	# create single paragraphs (very hackish)	1697	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;	1698	s/(?<=\S)\n(?=\w)/ /g;
1486		1699
1487	# compress some whitespace	1700	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends	1701	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines	1702	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines	1703	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines	1704	s/\n+$//; # ending lines
		1705	}
1492		1706
1493	$_	1707	$xml
1494	}	1708	}
		1709
		1710	no re 'eval';
1495		1711
1496	sub hintmode {	1712	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;	1713	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}	1714	$_[0]{hintmode}
1499	}	1715	}
…		…
1571	our $MAX_RESET = 3600;	1787	our $MAX_RESET = 3600;
1572	our $DEFAULT_RESET = 3000;	1788	our $DEFAULT_RESET = 3000;
1573		1789
1574	sub generate_random_map {	1790	sub generate_random_map {
1575	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
1576	# mit "rum" bekleckern, nicht	1795	# mit "rum" bekleckern, nicht
1577	$self->_create_random_map (	1796	$self->_create_random_map (
1578	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1797	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1579	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1798	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1580	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1799	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1702		1921
1703	# the temporary/swap location	1922	# the temporary/swap location
1704	sub save_path {	1923	sub save_path {
1705	my ($self) = @_;	1924	my ($self) = @_;
1706		1925
1707	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1926	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1708	"$TMPDIR/$path.map"	1927	"$TMPDIR/$path.map"
1709	}	1928	}
1710		1929
1711	# the unique path, undef == no special unique path	1930	# the unique path, undef == no special unique path
1712	sub uniq_path {	1931	sub uniq_path {
1713	my ($self) = @_;	1932	my ($self) = @_;
1714		1933
1715	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1934	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1716	"$UNIQUEDIR/$path"	1935	"$UNIQUEDIR/$path"
1717	}	1936	}
1718		1937
1719	# and all this just because we cannot iterate over	1938	# and all this just because we cannot iterate over
1720	# all maps in C++...	1939	# all maps in C++...
…		…
1743		1962
1744	sub load_header_from($) {	1963	sub load_header_from($) {
1745	my ($self, $path) = @_;	1964	my ($self, $path) = @_;
1746		1965
1747	utf8::encode $path;	1966	utf8::encode $path;
1748	#aio_open $path, O_RDONLY, 0	1967	my $f = new_from_file cf::object::thawer $path
1749	# or return;
1750
1751	$self->_load_header ($path)
1752	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;
1753		1975
1754	$self->{load_path} = $path;	1976	$self->{load_path} = $path;
1755		1977
1756	1	1978	1
1757	}	1979	}
…		…
1811	sub find {	2033	sub find {
1812	my ($path, $origin) = @_;	2034	my ($path, $origin) = @_;
1813		2035
1814	$path = normalise $path, $origin && $origin->path;	2036	$path = normalise $path, $origin && $origin->path;
1815		2037
		2038	cf::lock_wait "map_data:$path";#d#remove
1816	cf::lock_wait "map_find:$path";	2039	cf::lock_wait "map_find:$path";
1817		2040
1818	$cf::MAP{$path} || do {	2041	$cf::MAP{$path} || do {
		2042	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1819	my $guard = cf::lock_acquire "map_find:$path";	2043	my $guard2 = cf::lock_acquire "map_find:$path";
		2044
1820	my $map = new_from_path cf::map $path	2045	my $map = new_from_path cf::map $path
1821	or return;	2046	or return;
1822		2047
1823	$map->{last_save} = $cf::RUNTIME;	2048	$map->{last_save} = $cf::RUNTIME;
1824		2049
…		…
1826	or return;	2051	or return;
1827		2052
1828	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	2053	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1829	# doing this can freeze the server in a sync job, obviously	2054	# doing this can freeze the server in a sync job, obviously
1830	#$cf::WAIT_FOR_TICK->wait;	2055	#$cf::WAIT_FOR_TICK->wait;
		2056	undef $guard2;
		2057	undef $guard1;
1831	$map->reset;	2058	$map->reset;
1832	undef $guard;
1833	return find $path;	2059	return find $path;
1834	}	2060	}
1835		2061
1836	$cf::MAP{$path} = $map	2062	$cf::MAP{$path} = $map
1837	}	2063	}
…		…
1846	local $self->{deny_reset} = 1; # loading can take a long time	2072	local $self->{deny_reset} = 1; # loading can take a long time
1847		2073
1848	my $path = $self->{path};	2074	my $path = $self->{path};
1849		2075
1850	{	2076	{
1851	my $guard = cf::lock_acquire "map_load:$path";	2077	my $guard = cf::lock_acquire "map_data:$path";
1852		2078
		2079	return unless $self->valid;
1853	return if $self->in_memory != cf::MAP_SWAPPED;	2080	return unless $self->in_memory == cf::MAP_SWAPPED;
1854		2081
1855	$self->in_memory (cf::MAP_LOADING);	2082	$self->in_memory (cf::MAP_LOADING);
1856		2083
1857	$self->alloc;	2084	$self->alloc;
1858		2085
1859	$self->pre_load;	2086	$self->pre_load;
1860	Coro::cede;	2087	cf::cede_to_tick;
1861		2088
		2089	my $f = new_from_file cf::object::thawer $self->{load_path};
		2090	$f->skip_block;
1862	$self->_load_objects ($self->{load_path}, 1)	2091	$self->_load_objects ($f)
1863	or return;	2092	or return;
1864		2093
1865	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2094	$self->post_load_original
1866	if delete $self->{load_original};	2095	if delete $self->{load_original};
1867		2096
1868	if (my $uniq = $self->uniq_path) {	2097	if (my $uniq = $self->uniq_path) {
1869	utf8::encode $uniq;	2098	utf8::encode $uniq;
1870	if (aio_open $uniq, O_RDONLY, 0) {	2099	unless (aio_stat $uniq) {
		2100	if (my $f = new_from_file cf::object::thawer $uniq) {
1871	$self->clear_unique_items;	2101	$self->clear_unique_items;
1872	$self->_load_objects ($uniq, 0);	2102	$self->_load_objects ($f);
		2103	$f->resolve_delayed_derefs;
		2104	}
1873	}	2105	}
1874	}	2106	}
1875		2107
1876	Coro::cede;	2108	$f->resolve_delayed_derefs;
		2109
		2110	cf::cede_to_tick;
1877	# now do the right thing for maps	2111	# now do the right thing for maps
1878	$self->link_multipart_objects;	2112	$self->link_multipart_objects;
1879	$self->difficulty ($self->estimate_difficulty)	2113	$self->difficulty ($self->estimate_difficulty)
1880	unless $self->difficulty;	2114	unless $self->difficulty;
1881	Coro::cede;	2115	cf::cede_to_tick;
1882		2116
1883	unless ($self->{deny_activate}) {	2117	unless ($self->{deny_activate}) {
1884	$self->decay_objects;	2118	$self->decay_objects;
1885	$self->fix_auto_apply;	2119	$self->fix_auto_apply;
1886	$self->update_buttons;	2120	$self->update_buttons;
1887	Coro::cede;	2121	cf::cede_to_tick;
1888	$self->set_darkness_map;	2122	$self->set_darkness_map;
1889	Coro::cede;	2123	cf::cede_to_tick;
1890	$self->activate;	2124	$self->activate;
1891	}	2125	}
1892		2126
1893	$self->{last_save} = $cf::RUNTIME;	2127	$self->{last_save} = $cf::RUNTIME;
1894	$self->last_access ($cf::RUNTIME);	2128	$self->last_access ($cf::RUNTIME);
1895		2129
1896	$self->in_memory (cf::MAP_IN_MEMORY);	2130	$self->in_memory (cf::MAP_ACTIVE);
1897	}	2131	}
1898		2132
1899	$self->post_load;	2133	$self->post_load;
1900	}	2134	}
1901		2135
…		…
1944	}	2178	}
1945		2179
1946	sub do_load_sync {	2180	sub do_load_sync {
1947	my ($map) = @_;	2181	my ($map) = @_;
1948		2182
		2183	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2184	if $Coro::current == $Coro::main;
		2185
1949	cf::sync_job { $map->load };	2186	cf::sync_job { $map->load };
1950	}	2187	}
1951		2188
1952	our %MAP_PREFETCH;	2189	our %MAP_PREFETCH;
1953	our $MAP_PREFETCHER = undef;	2190	our $MAP_PREFETCHER = undef;
1954		2191
1955	sub find_async {	2192	sub find_async {
1956	my ($path, $origin) = @_;	2193	my ($path, $origin, $load) = @_;
1957		2194
1958	$path = normalise $path, $origin && $origin->{path};	2195	$path = normalise $path, $origin && $origin->{path};
1959		2196
1960	if (my $map = $cf::MAP{$path}) {	2197	if (my $map = $cf::MAP{$path}) {
1961	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2198	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1962	}	2199	}
1963		2200
1964	undef $MAP_PREFETCH{$path};	2201	$MAP_PREFETCH{$path} |= $load;
		2202
1965	$MAP_PREFETCHER ||= cf::async {	2203	$MAP_PREFETCHER ||= cf::async {
		2204	$Coro::current->{desc} = "map prefetcher";
		2205
1966	while (%MAP_PREFETCH) {	2206	while (%MAP_PREFETCH) {
1967	for my $path (keys %MAP_PREFETCH) {	2207	while (my ($k, $v) = each %MAP_PREFETCH) {
1968	if (my $map = find $path) {	2208	if (my $map = find $k) {
1969	$map->load;	2209	$map->load if $v;
1970	}	2210	}
1971		2211
1972	delete $MAP_PREFETCH{$path};	2212	delete $MAP_PREFETCH{$k};
1973	}	2213	}
1974	}	2214	}
1975	undef $MAP_PREFETCHER;	2215	undef $MAP_PREFETCHER;
1976	};	2216	};
1977	$MAP_PREFETCHER->prio (6);	2217	$MAP_PREFETCHER->prio (6);
…		…
1980	}	2220	}
1981		2221
1982	sub save {	2222	sub save {
1983	my ($self) = @_;	2223	my ($self) = @_;
1984		2224
1985	my $lock = cf::lock_acquire "map_data:" . $self->path;	2225	my $lock = cf::lock_acquire "map_data:$self->{path}";
1986		2226
1987	$self->{last_save} = $cf::RUNTIME;	2227	$self->{last_save} = $cf::RUNTIME;
1988		2228
1989	return unless $self->dirty;	2229	return unless $self->dirty;
1990		2230
…		…
1996	return if $self->{deny_save};	2236	return if $self->{deny_save};
1997		2237
1998	local $self->{last_access} = $self->last_access;#d#	2238	local $self->{last_access} = $self->last_access;#d#
1999		2239
2000	cf::async {	2240	cf::async {
		2241	$Coro::current->{desc} = "map player save";
2001	$_->contr->save for $self->players;	2242	$_->contr->save for $self->players;
2002	};	2243	};
		2244
		2245	cf::get_slot 0.02;
2003		2246
2004	if ($uniq) {	2247	if ($uniq) {
2005	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2248	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2006	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2249	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2007	} else {	2250	} else {
…		…
2013	my ($self) = @_;	2256	my ($self) = @_;
2014		2257
2015	# save first because save cedes	2258	# save first because save cedes
2016	$self->save;	2259	$self->save;
2017		2260
2018	my $lock = cf::lock_acquire "map_data:" . $self->path;	2261	my $lock = cf::lock_acquire "map_data:$self->{path}";
2019		2262
2020	return if $self->players;	2263	return if $self->players;
2021	return if $self->in_memory != cf::MAP_IN_MEMORY;	2264	return if $self->in_memory != cf::MAP_ACTIVE;
2022	return if $self->{deny_save};	2265	return if $self->{deny_save};
2023		2266
		2267	$self->in_memory (cf::MAP_SWAPPED);
		2268
		2269	$self->deactivate;
		2270	$_->clear_links_to ($self) for values %cf::MAP;
2024	$self->clear;	2271	$self->clear;
2025	$self->in_memory (cf::MAP_SWAPPED);
2026	}	2272	}
2027		2273
2028	sub reset_at {	2274	sub reset_at {
2029	my ($self) = @_;	2275	my ($self) = @_;
2030		2276
…		…
2062	if $uniq;	2308	if $uniq;
2063	}	2309	}
2064		2310
2065	delete $cf::MAP{$self->path};	2311	delete $cf::MAP{$self->path};
2066		2312
		2313	$self->deactivate;
		2314	$_->clear_links_to ($self) for values %cf::MAP;
2067	$self->clear;	2315	$self->clear;
2068
2069	$_->clear_links_to ($self) for values %cf::MAP;
2070		2316
2071	$self->unlink_save;	2317	$self->unlink_save;
2072	$self->destroy;	2318	$self->destroy;
2073	}	2319	}
2074		2320
2075	my $nuke_counter = "aaaa";	2321	my $nuke_counter = "aaaa";
2076		2322
2077	sub nuke {	2323	sub nuke {
2078	my ($self) = @_;	2324	my ($self) = @_;
2079		2325
		2326	{
		2327	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2328
2080	delete $cf::MAP{$self->path};	2329	delete $cf::MAP{$self->path};
2081		2330
2082	$self->unlink_save;	2331	$self->unlink_save;
2083		2332
2084	bless $self, "cf::map";	2333	bless $self, "cf::map";
2085	delete $self->{deny_reset};	2334	delete $self->{deny_reset};
2086	$self->{deny_save} = 1;	2335	$self->{deny_save} = 1;
2087	$self->reset_timeout (1);	2336	$self->reset_timeout (1);
2088	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2337	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2089		2338
2090	$cf::MAP{$self->path} = $self;	2339	$cf::MAP{$self->path} = $self;
		2340	}
2091		2341
2092	$self->reset; # polite request, might not happen	2342	$self->reset; # polite request, might not happen
2093	}	2343	}
2094		2344
2095	=item $maps = cf::map::tmp_maps	2345	=item $maps = cf::map::tmp_maps
…		…
2137		2387
2138	sub unique_maps() {	2388	sub unique_maps() {
2139	[	2389	[
2140	map {	2390	map {
2141	utf8::decode $_;	2391	utf8::decode $_;
2142	/\.map$/	2392	s/\.map$//; # TODO future compatibility hack
		2393	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2394	? ()
2143	? normalise $_	2395	: normalise $_
2144	: ()
2145	} @{ aio_readdir $UNIQUEDIR or [] }	2396	} @{ aio_readdir $UNIQUEDIR or [] }
2146	]	2397	]
2147	}	2398	}
2148		2399
2149	package cf;
2150
2151	=back	2400	=back
2152		2401
2153	=head3 cf::object	2402	=head3 cf::object
2154		2403
2155	=cut	2404	=cut
…		…
2158		2407
2159	=over 4	2408	=over 4
2160		2409
2161	=item $ob->inv_recursive	2410	=item $ob->inv_recursive
2162		2411
2163	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.
2164		2414
2165	=cut	2415	=cut
2166		2416
2167	sub inv_recursive_;	2417	sub inv_recursive_;
2168	sub inv_recursive_ {	2418	sub inv_recursive_ {
…		…
2171		2421
2172	sub inv_recursive {	2422	sub inv_recursive {
2173	inv_recursive_ inv $_[0]	2423	inv_recursive_ inv $_[0]
2174	}	2424	}
2175		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
2176	package cf;	2454	package cf;
2177		2455
2178	=back	2456	=back
2179		2457
2180	=head3 cf::object::player	2458	=head3 cf::object::player
…		…
2186	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>
2187	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
2188	dialogue with the given NPC character.	2466	dialogue with the given NPC character.
2189		2467
2190	=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	};
2191		2483
2192	# rough implementation of a future "reply" method that works	2484	# rough implementation of a future "reply" method that works
2193	# with dialog boxes.	2485	# with dialog boxes.
2194	#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
2195	sub cf::object::player::reply($$$;$) {	2487	sub cf::object::player::reply($$$;$) {
…		…
2207	my $dialog = $pl->{npc_dialog};	2499	my $dialog = $pl->{npc_dialog};
2208	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2500	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2209		2501
2210	} else {	2502	} else {
2211	$msg = $npc->name . " says: $msg" if $npc;	2503	$msg = $npc->name . " says: $msg" if $npc;
2212	$self->message ($msg, $flags);	2504	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2213	}	2505	}
2214	}	2506	}
2215	}	2507	}
2216		2508
2217	=item $object->send_msg ($channel, $msg, $color, [extra...])	2509	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2325	her, loading and preparing them map, calling the provided $check callback	2617	her, loading and preparing them map, calling the provided $check callback
2326	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
2327	the new (success) or old (failed) map position. In either case, $done will	2619	the new (success) or old (failed) map position. In either case, $done will
2328	be called at the end of this process.	2620	be called at the end of this process.
2329		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
2330	=cut	2625	=cut
2331		2626
2332	our $GOTOGEN;	2627	our $GOTOGEN;
2333		2628
2334	sub cf::object::player::goto {	2629	sub cf::object::player::goto {
…		…
2338	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2633	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2339		2634
2340	$self->enter_link;	2635	$self->enter_link;
2341		2636
2342	(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
2343	my $map = eval {	2659	my $map = eval {
2344	my $map = cf::map::find $path;	2660	my $map = defined $path ? cf::map::find $path : undef;
2345		2661
2346	if ($map) {	2662	if ($map) {
2347	$map = $map->customise_for ($self);	2663	$map = $map->customise_for ($self);
2348	$map = $check->($map) if $check && $map;	2664	$map = $check->($map) if $check && $map;
2349	} else {	2665	} else {
2350	$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);
2351	}	2667	}
2352		2668
2353	$map	2669	$map
2354	};	2670	};
2355		2671
…		…
2391	}	2707	}
2392		2708
2393	sub prepare_random_map {	2709	sub prepare_random_map {
2394	my ($exit) = @_;	2710	my ($exit) = @_;
2395		2711
2396	my $guard = cf::lock_acquire "exit_prepare:$exit";
2397
2398	# all this does is basically replace the /! path by	2712	# all this does is basically replace the /! path by
2399	# a new random map path (?random/...) with a seed	2713	# a new random map path (?random/...) with a seed
2400	# that depends on the exit object	2714	# that depends on the exit object
2401		2715
2402	my $rmp = parse_random_map_params $exit->msg;	2716	my $rmp = parse_random_map_params $exit->msg;
…		…
2404	if ($exit->map) {	2718	if ($exit->map) {
2405	$rmp->{region} = $exit->region->name;	2719	$rmp->{region} = $exit->region->name;
2406	$rmp->{origin_map} = $exit->map->path;	2720	$rmp->{origin_map} = $exit->map->path;
2407	$rmp->{origin_x} = $exit->x;	2721	$rmp->{origin_x} = $exit->x;
2408	$rmp->{origin_y} = $exit->y;	2722	$rmp->{origin_y} = $exit->y;
		2723
		2724	$exit->map->touch;
2409	}	2725	}
2410		2726
2411	$rmp->{random_seed} ||= $exit->random_seed;	2727	$rmp->{random_seed} ||= $exit->random_seed;
2412		2728
2413	my $data = cf::to_json $rmp;	2729	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2414	my $md5 = Digest::MD5::md5_hex $data;	2730	my $md5 = Digest::MD5::md5_hex $data;
2415	my $meta = "$RANDOMDIR/$md5.meta";	2731	my $meta = "$RANDOMDIR/$md5.meta";
2416		2732
2417	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2733	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2418	aio_write $fh, 0, (length $data), $data, 0;	2734	aio_write $fh, 0, (length $data), $data, 0;
2419	undef $fh;	2735	undef $fh;
2420	aio_rename "$meta~", $meta;	2736	aio_rename "$meta~", $meta;
2421		2737
		2738	my $slaying = "?random/$md5";
		2739
		2740	if ($exit->valid) {
2422	$exit->slaying ("?random/$md5");	2741	$exit->slaying ("?random/$md5");
2423	$exit->msg (undef);	2742	$exit->msg (undef);
		2743	}
2424	}	2744	}
2425	}	2745	}
2426		2746
2427	sub cf::object::player::enter_exit {	2747	sub cf::object::player::enter_exit {
2428	my ($self, $exit) = @_;	2748	my ($self, $exit) = @_;
2429		2749
2430	return unless $self->type == cf::PLAYER;	2750	return unless $self->type == cf::PLAYER;
2431		2751
2432	if ($exit->slaying eq "/!") {
2433	#TODO: this should de-fi-ni-te-ly not be a sync-job
2434	# the problem is that $exit might not survive long enough
2435	# so it needs to be done right now, right here
2436	cf::sync_job { prepare_random_map $exit };
2437	}
2438
2439	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2440	my $hp = $exit->stats->hp;
2441	my $sp = $exit->stats->sp;
2442
2443	$self->enter_link;	2752	$self->enter_link;
2444		2753
2445	# if exit is damned, update players death & WoR home-position
2446	$self->contr->savebed ($slaying, $hp, $sp)
2447	if $exit->flag (FLAG_DAMNED);
2448
2449	(async {	2754	(async {
2450	$self->deactivate_recursive; # just to be sure	2755	$Coro::current->{desc} = "enter_exit";
		2756
2451	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
2452	$self->goto ($slaying, $hp, $sp);	2772	$self->goto ($map, $x, $y);
2453		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
2454	1;	2778	1
2455	}) {	2779	}) {
2456	$self->message ("Something went wrong deep within the crossfire server. "	2780	$self->message ("Something went wrong deep within the crossfire server. "
2457	. "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. "
2458	. "Please report this to the dungeon master!",	2782	. "Please report this to the dungeon master!",
2459	cf::NDI_UNIQUE | cf::NDI_RED);	2783	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2489	the message, with C<log> being the default. If C<$color> is negative, suppress	2813	the message, with C<log> being the default. If C<$color> is negative, suppress
2490	the message unless the client supports the msg packet.	2814	the message unless the client supports the msg packet.
2491		2815
2492	=cut	2816	=cut
2493		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
2494	sub cf::client::send_msg {	2876	sub cf::client::send_msg {
2495	my ($self, $channel, $msg, $color, @extra) = @_;	2877	my ($self, $channel, $msg, $color, @extra) = @_;
2496		2878
2497	$msg = $self->pl->expand_cfpod ($msg);	2879	$msg = $self->pl->expand_cfpod ($msg);
2498		2880
2499	$color &= cf::NDI_CLIENT_MASK; # just in case...	2881	$color &= cf::NDI_CLIENT_MASK; # just in case...
2500		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
2501	if (ref $channel) {	2892	} elsif (ref $channel) {
2502	# send meta info to client, if not yet sent	2893	# send meta info to client, if not yet sent
2503	unless (exists $self->{channel}{$channel->{id}}) {	2894	unless (exists $self->{channel}{$channel->{id}}) {
2504	$self->{channel}{$channel->{id}} = $channel;	2895	$self->{channel}{$channel->{id}} = $channel;
2505	$self->ext_msg (channel_info => $channel);	2896	$self->ext_msg (channel_info => $channel)
		2897	if $self->can_msg;
2506	}	2898	}
2507		2899
2508	$channel = $channel->{id};	2900	$channel = $channel->{id};
2509	}	2901	}
2510		2902
…		…
2551	=cut	2943	=cut
2552		2944
2553	sub cf::client::ext_msg($$@) {	2945	sub cf::client::ext_msg($$@) {
2554	my ($self, $type, @msg) = @_;	2946	my ($self, $type, @msg) = @_;
2555		2947
2556	my $extcmd = $self->extcmd;
2557
2558	if ($extcmd == 2) {	2948	if ($self->extcmd == 2) {
2559	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2949	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2560	} elsif ($extcmd == 1) { # TODO: remove	2950	} elsif ($self->extcmd == 1) { # TODO: remove
2561	push @msg, msgtype => "event_$type";	2951	push @msg, msgtype => "event_$type";
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2952	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2563	}	2953	}
2564	}	2954	}
2565		2955
…		…
2572	sub cf::client::ext_reply($$@) {	2962	sub cf::client::ext_reply($$@) {
2573	my ($self, $id, @msg) = @_;	2963	my ($self, $id, @msg) = @_;
2574		2964
2575	if ($self->extcmd == 2) {	2965	if ($self->extcmd == 2) {
2576	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2966	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2577	} elsif ($self->ns->extcmd == 1) {	2967	} elsif ($self->extcmd == 1) {
2578	#TODO: version 1, remove	2968	#TODO: version 1, remove
2579	unshift @msg, msgtype => "reply", msgid => $id;	2969	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2970	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	2971	}
2582	}	2972	}
…		…
2646	my ($type, $reply, @payload) =	3036	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	3037	"ARRAY" eq ref $msg
2648	? @$msg	3038	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3039	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3040
		3041	my @reply;
		3042
2651	if (my $cb = $EXTICMD{$type}) {	3043	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3044	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3045	}
		3046
		3047	$ns->ext_reply ($reply, @reply)
		3048	if $reply;
		3049
2657	} else {	3050	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3051	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	3052	}
2660		3053
2661	cf::override;	3054	cf::override;
…		…
2721	=pod	3114	=pod
2722		3115
2723	The following functions and methods are available within a safe environment:	3116	The following functions and methods are available within a safe environment:
2724		3117
2725	cf::object	3118	cf::object
2726	contr pay_amount pay_player map x y force_find force_add	3119	contr pay_amount pay_player map x y force_find force_add destroy
2727	insert remove name archname title slaying race	3120	insert remove name archname title slaying race decrease split
2728		3121
2729	cf::object::player	3122	cf::object::player
2730	player	3123	player
2731		3124
2732	cf::player	3125	cf::player
…		…
2737		3130
2738	=cut	3131	=cut
2739		3132
2740	for (	3133	for (
2741	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3134	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2742	insert remove inv name archname title slaying race)],	3135	insert remove inv nrof name archname title slaying race
		3136	decrease split destroy change_exp)],
2743	["cf::object::player" => qw(player)],	3137	["cf::object::player" => qw(player)],
2744	["cf::player" => qw(peaceful)],	3138	["cf::player" => qw(peaceful)],
2745	["cf::map" => qw(trigger)],	3139	["cf::map" => qw(trigger)],
2746	) {	3140	) {
2747	no strict 'refs';	3141	no strict 'refs';
…		…
2823	# the server's init and main functions	3217	# the server's init and main functions
2824		3218
2825	sub load_facedata($) {	3219	sub load_facedata($) {
2826	my ($path) = @_;	3220	my ($path) = @_;
2827		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
2828	my $enc = JSON::XS->new->utf8->canonical;	3226	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2829		3227
2830	warn "loading facedata from $path\n";	3228	warn "loading facedata from $path\n";
2831		3229
2832	my $facedata;	3230	my $facedata;
2833	0 < aio_load $path, $facedata	3231	0 < aio_load $path, $facedata
…		…
2848	{	3246	{
2849	my $faces = $facedata->{faceinfo};	3247	my $faces = $facedata->{faceinfo};
2850		3248
2851	while (my ($face, $info) = each %$faces) {	3249	while (my ($face, $info) = each %$faces) {
2852	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3250	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3251
2853	cf::face::set_visibility $idx, $info->{visibility};	3252	cf::face::set_visibility $idx, $info->{visibility};
2854	cf::face::set_magicmap $idx, $info->{magicmap};	3253	cf::face::set_magicmap $idx, $info->{magicmap};
2855	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3254	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2856	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3255	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2857		3256
2858	cf::cede_to_tick;	3257	cf::cede_to_tick;
2859	}	3258	}
2860		3259
2861	while (my ($face, $info) = each %$faces) {	3260	while (my ($face, $info) = each %$faces) {
2862	next unless $info->{smooth};	3261	next unless $info->{smooth};
		3262
2863	my $idx = cf::face::find $face	3263	my $idx = cf::face::find $face
2864	or next;	3264	or next;
		3265
2865	if (my $smooth = cf::face::find $info->{smooth}) {	3266	if (my $smooth = cf::face::find $info->{smooth}) {
2866	cf::face::set_smooth $idx, $smooth;	3267	cf::face::set_smooth $idx, $smooth;
2867	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3268	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2868	} else {	3269	} else {
2869	warn "smooth face '$info->{smooth}' not found for face '$face'";	3270	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2887	{	3288	{
2888	# TODO: for gcfclient pleasure, we should give resources	3289	# TODO: for gcfclient pleasure, we should give resources
2889	# that gcfclient doesn't grok a >10000 face index.	3290	# that gcfclient doesn't grok a >10000 face index.
2890	my $res = $facedata->{resource};	3291	my $res = $facedata->{resource};
2891		3292
2892	my $soundconf = delete $res->{"res/sound.conf"};
2893
2894	while (my ($name, $info) = each %$res) {	3293	while (my ($name, $info) = each %$res) {
		3294	if (defined $info->{type}) {
2895	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3295	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2896	my $data;	3296	my $data;
2897		3297
2898	if ($info->{type} & 1) {	3298	if ($info->{type} & 1) {
2899	# prepend meta info	3299	# prepend meta info
2900		3300
2901	my $meta = $enc->encode ({	3301	my $meta = $enc->encode ({
2902	name => $name,	3302	name => $name,
2903	%{ $info->{meta} || {} },	3303	%{ $info->{meta} || {} },
2904	});	3304	});
2905		3305
2906	$data = pack "(w/a*)*", $meta, $info->{data};	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};
2907	} else {	3313	} else {
2908	$data = $info->{data};	3314	$RESOURCE{$name} = $info;
2909	}	3315	}
2910		3316
2911	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2912	cf::face::set_type $idx, $info->{type};
2913
2914	cf::cede_to_tick;	3317	cf::cede_to_tick;
2915	}	3318	}
2916
2917	if ($soundconf) {
2918	$soundconf = $enc->decode (delete $soundconf->{data});
2919
2920	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2921	my $sound = $soundconf->{compat}[$_]
2922	or next;
2923
2924	my $face = cf::face::find "sound/$sound->[1]";
2925	cf::sound::set $sound->[0] => $face;
2926	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2927	}
2928
2929	while (my ($k, $v) = each %{$soundconf->{event}}) {
2930	my $face = cf::face::find "sound/$v";
2931	cf::sound::set $k => $face;
2932	}
2933	}
2934	}	3319	}
		3320
		3321	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2935		3322
2936	1	3323	1
2937	}	3324	}
		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	});
2938		3345
2939	register_exticmd fx_want => sub {	3346	register_exticmd fx_want => sub {
2940	my ($ns, $want) = @_;	3347	my ($ns, $want) = @_;
2941		3348
2942	while (my ($k, $v) = each %$want) {	3349	while (my ($k, $v) = each %$want) {
2943	$ns->fx_want ($k, $v);	3350	$ns->fx_want ($k, $v);
2944	}	3351	}
2945	};	3352	};
2946		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
2947	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
2948	load_resource_file "$MAPDIR/regions"	3369	load_resource_file "$MAPDIR/regions"
2949	or die "unable to load regions file\n";	3370	or die "unable to load regions file\n";
2950		3371
2951	for (cf::region::list) {	3372	for (cf::region::list) {
2952	$_->{match} = qr/$_->{match}/	3373	$_->{match} = qr/$_->{match}/
…		…
2960	}	3381	}
2961		3382
2962	sub reload_archetypes {	3383	sub reload_archetypes {
2963	load_resource_file "$DATADIR/archetypes"	3384	load_resource_file "$DATADIR/archetypes"
2964	or die "unable to load archetypes\n";	3385	or die "unable to load archetypes\n";
2965	#d# NEED to laod twice to resolve forward references
2966	# this really needs to be done in an extra post-pass
2967	# (which needs to be synchronous, so solve it differently)
2968	load_resource_file "$DATADIR/archetypes"
2969	or die "unable to load archetypes\n";
2970	}	3386	}
2971		3387
2972	sub reload_treasures {	3388	sub reload_treasures {
2973	load_resource_file "$DATADIR/treasures"	3389	load_resource_file "$DATADIR/treasures"
2974	or die "unable to load treasurelists\n";	3390	or die "unable to load treasurelists\n";
2975	}	3391	}
2976		3392
2977	sub reload_resources {	3393	sub reload_resources {
2978	warn "reloading resource files...\n";	3394	warn "reloading resource files...\n";
2979		3395
		3396	reload_facedata;
		3397	reload_archetypes;
2980	reload_regions;	3398	reload_regions;
2981	reload_facedata;
2982	#reload_archetypes;#d#
2983	reload_archetypes;
2984	reload_treasures;	3399	reload_treasures;
2985		3400
2986	warn "finished reloading resource files\n";	3401	warn "finished reloading resource files\n";
2987	}	3402	}
2988		3403
2989	sub init {	3404	sub init {
		3405	my $guard = freeze_mainloop;
		3406
		3407	evthread_start IO::AIO::poll_fileno;
		3408
2990	reload_resources;	3409	reload_resources;
2991	}	3410	}
2992		3411
2993	sub cfg_load {	3412	sub reload_config {
2994	open my $fh, "<:utf8", "$CONFDIR/config"	3413	open my $fh, "<:utf8", "$CONFDIR/config"
2995	or return;	3414	or return;
2996		3415
2997	local $/;	3416	local $/;
2998	*CFG = YAML::Syck::Load <$fh>;	3417	*CFG = YAML::Load <$fh>;
2999		3418
3000	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3419	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3001		3420
3002	$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};
3003	$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};
…		…
3014	sub main {	3433	sub main {
3015	# we must not ever block the main coroutine	3434	# we must not ever block the main coroutine
3016	local $Coro::idle = sub {	3435	local $Coro::idle = sub {
3017	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#
3018	(async {	3437	(async {
3019	Event::one_event;	3438	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3439	EV::loop EV::LOOP_ONESHOT;
3020	})->prio (Coro::PRIO_MAX);	3440	})->prio (Coro::PRIO_MAX);
3021	};	3441	};
3022		3442
3023	cfg_load;	3443	{
		3444	my $guard = freeze_mainloop;
		3445	reload_config;
3024	db_init;	3446	db_init;
3025	load_extensions;	3447	load_extensions;
3026		3448
3027	$TICK_WATCHER->start;	3449	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3450	}
		3451
3028	Event::loop;	3452	EV::loop;
3029	}	3453	}
3030		3454
3031	#############################################################################	3455	#############################################################################
3032	# initialisation and cleanup	3456	# initialisation and cleanup
3033		3457
3034	# install some emergency cleanup handlers	3458	# install some emergency cleanup handlers
3035	BEGIN {	3459	BEGIN {
		3460	our %SIGWATCHER = ();
3036	for my $signal (qw(INT HUP TERM)) {	3461	for my $signal (qw(INT HUP TERM)) {
3037	Event->signal (	3462	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3038	reentrant => 0,
3039	data => WF_AUTOCANCEL,
3040	signal => $signal,
3041	prio => 0,
3042	cb => sub {
3043	cf::cleanup "SIG$signal";	3463	cf::cleanup "SIG$signal";
3044	},
3045	);	3464	};
3046	}	3465	}
3047	}	3466	}
3048		3467
3049	sub write_runtime {	3468	sub write_runtime_sync {
3050	my $runtime = "$LOCALDIR/runtime";	3469	my $runtime = "$LOCALDIR/runtime";
3051		3470
3052	# first touch the runtime file to show we are still running:	3471	# first touch the runtime file to show we are still running:
3053	# the fsync below can take a very very long time.	3472	# the fsync below can take a very very long time.
3054		3473
…		…
3080	and return;	3499	and return;
3081		3500
3082	warn "runtime file written.\n";	3501	warn "runtime file written.\n";
3083		3502
3084	1	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 };
3085	}	3547	}
3086		3548
3087	sub emergency_save() {	3549	sub emergency_save() {
3088	my $freeze_guard = cf::freeze_mainloop;	3550	my $freeze_guard = cf::freeze_mainloop;
3089		3551
…		…
3095	# and maps saved/destroyed asynchronously.	3557	# and maps saved/destroyed asynchronously.
3096	warn "begin emergency player save\n";	3558	warn "begin emergency player save\n";
3097	for my $login (keys %cf::PLAYER) {	3559	for my $login (keys %cf::PLAYER) {
3098	my $pl = $cf::PLAYER{$login} or next;	3560	my $pl = $cf::PLAYER{$login} or next;
3099	$pl->valid or next;	3561	$pl->valid or next;
		3562	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3100	$pl->save;	3563	$pl->save;
3101	}	3564	}
3102	warn "end emergency player save\n";	3565	warn "end emergency player save\n";
3103		3566
3104	warn "begin emergency map save\n";	3567	warn "begin emergency map save\n";
…		…
3110	warn "end emergency map save\n";	3573	warn "end emergency map save\n";
3111		3574
3112	warn "begin emergency database checkpoint\n";	3575	warn "begin emergency database checkpoint\n";
3113	BDB::db_env_txn_checkpoint $DB_ENV;	3576	BDB::db_env_txn_checkpoint $DB_ENV;
3114	warn "end emergency database checkpoint\n";	3577	warn "end emergency database checkpoint\n";
		3578
		3579	warn "begin write uuid\n";
		3580	write_uuid_sync 1;
		3581	warn "end write uuid\n";
3115	};	3582	};
3116		3583
3117	warn "leave emergency perl save\n";	3584	warn "leave emergency perl save\n";
3118	}	3585	}
3119		3586
…		…
3121	my ($make_core) = @_;	3588	my ($make_core) = @_;
3122		3589
3123	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3124	if $make_core;	3591	if $make_core;
3125	}	3592	}
		3593
		3594	# a safer delete_package, copied from Symbol
		3595	sub clear_package($) {
		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 $RELOAD; # how many times to reload
3126		3621
3127	sub do_reload_perl() {	3622	sub do_reload_perl() {
3128	# can/must only be called in main	3623	# can/must only be called in main
3129	if ($Coro::current != $Coro::main) {	3624	if ($Coro::current != $Coro::main) {
3130	warn "can only reload from main coroutine";	3625	warn "can only reload from main coroutine";
3131	return;	3626	return;
3132	}	3627	}
3133		3628
		3629	return if $RELOAD++;
		3630
		3631	while ($RELOAD) {
3134	warn "reloading...";	3632	warn "reloading...";
3135		3633
3136	warn "entering sync_job";	3634	warn "entering sync_job";
3137		3635
3138	cf::sync_job {	3636	cf::sync_job {
3139	cf::write_runtime; # external watchdog should not bark	3637	cf::write_runtime_sync; # external watchdog should not bark
3140	cf::emergency_save;	3638	cf::emergency_save;
3141	cf::write_runtime; # external watchdog should not bark	3639	cf::write_runtime_sync; # external watchdog should not bark
3142		3640
3143	warn "syncing database to disk";	3641	warn "syncing database to disk";
3144	BDB::db_env_txn_checkpoint $DB_ENV;	3642	BDB::db_env_txn_checkpoint $DB_ENV;
3145		3643
3146	# 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
3147		3645
3148	warn "cancelling all WF_AUTOCANCEL watchers";
3149	for (Event::all_watchers) {
3150	$_->cancel if $_->data & WF_AUTOCANCEL;
3151	}
3152
3153	warn "flushing outstanding aio requests";	3646	warn "flushing outstanding aio requests";
3154	for (;;) {
3155	BDB::flush;
3156	IO::AIO::flush;
3157	Coro::cede;
3158	last unless IO::AIO::nreqs || BDB::nreqs;	3647	while (IO::AIO::nreqs || BDB::nreqs) {
3159	warn "iterate...";	3648	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3160	}
3161
3162	++$RELOAD;
3163
3164	warn "cancelling all extension coros";
3165	$_->cancel for values %EXT_CORO;
3166	%EXT_CORO = ();
3167
3168	warn "removing commands";
3169	%COMMAND = ();
3170
3171	warn "removing ext/exti commands";
3172	%EXTCMD = ();
3173	%EXTICMD = ();
3174
3175	warn "unloading/nuking all extensions";
3176	for my $pkg (@EXTS) {
3177	warn "... unloading $pkg";
3178
3179	if (my $cb = $pkg->can ("unload")) {
3180	eval {
3181	$cb->($pkg);
3182	1
3183	} or warn "$pkg unloaded, but with errors: $@";
3184	}	3649	}
3185		3650
3186	warn "... nuking $pkg";	3651	warn "cancelling all extension coros";
3187	Symbol::delete_package $pkg;	3652	$_->cancel for values %EXT_CORO;
3188	}	3653	%EXT_CORO = ();
3189		3654
3190	warn "unloading all perl modules loaded from $LIBDIR";	3655	warn "removing commands";
3191	while (my ($k, $v) = each %INC) {	3656	%COMMAND = ();
3192	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3193		3657
		3658	warn "removing ext/exti commands";
		3659	%EXTCMD = ();
		3660	%EXTICMD = ();
		3661
		3662	warn "unloading/nuking all extensions";
		3663	for my $pkg (@EXTS) {
3194	warn "... unloading $k";	3664	warn "... unloading $pkg";
3195	delete $INC{$k};
3196		3665
3197	$k =~ s/\.pm$//;
3198	$k =~ s/\//::/g;
3199
3200	if (my $cb = $k->can ("unload_module")) {	3666	if (my $cb = $pkg->can ("unload")) {
		3667	eval {
3201	$cb->();	3668	$cb->($pkg);
		3669	1
		3670	} or warn "$pkg unloaded, but with errors: $@";
		3671	}
		3672
		3673	warn "... clearing $pkg";
		3674	clear_package $pkg;
3202	}	3675	}
3203		3676
3204	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 $k;
3205	}	3692	}
3206		3693
3207	warn "getting rid of safe::, as good as possible";	3694	warn "getting rid of safe::, as good as possible";
3208	Symbol::delete_package "safe::$_"	3695	clear_package "safe::$_"
3209	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);
3210		3697
3211	warn "unloading cf.pm \"a bit\"";	3698	warn "unloading cf.pm \"a bit\"";
3212	delete $INC{"cf.pm"};	3699	delete $INC{"cf.pm"};
3213	delete $INC{"cf/pod.pm"};	3700	delete $INC{"cf/pod.pm"};
3214		3701
3215	# don't, removes xs symbols, too,	3702	# don't, removes xs symbols, too,
3216	# and global variables created in xs	3703	# and global variables created in xs
3217	#Symbol::delete_package __PACKAGE__;	3704	#clear_package __PACKAGE__;
3218		3705
3219	warn "unload completed, starting to reload now";	3706	warn "unload completed, starting to reload now";
3220		3707
3221	warn "reloading cf.pm";	3708	warn "reloading cf.pm";
3222	require cf;	3709	require cf;
3223	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3710	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3224		3711
3225	warn "loading config and database again";	3712	warn "loading config and database again";
3226	cf::cfg_load;	3713	cf::reload_config;
3227		3714
3228	warn "loading extensions";	3715	warn "loading extensions";
3229	cf::load_extensions;	3716	cf::load_extensions;
3230		3717
3231	warn "reattaching attachments to objects/players";	3718	warn "reattaching attachments to objects/players";
3232	_global_reattach; # objects, sockets	3719	_global_reattach; # objects, sockets
3233	warn "reattaching attachments to maps";	3720	warn "reattaching attachments to maps";
3234	reattach $_ for values %MAP;	3721	reattach $_ for values %MAP;
3235	warn "reattaching attachments to players";	3722	warn "reattaching attachments to players";
3236	reattach $_ for values %PLAYER;	3723	reattach $_ for values %PLAYER;
3237		3724
3238	warn "leaving sync_job";	3725	warn "leaving sync_job";
3239		3726
3240	1	3727	1
3241	} or do {	3728	} or do {
3242	warn $@;	3729	warn $@;
3243	warn "error while reloading, exiting.";	3730	cf::cleanup "error while reloading, exiting.";
3244	exit 1;
3245	};	3731	};
3246		3732
3247	warn "reloaded";	3733	warn "reloaded";
		3734	--$RELOAD;
		3735	}
3248	};	3736	};
3249		3737
3250	our $RELOAD_WATCHER; # used only during reload	3738	our $RELOAD_WATCHER; # used only during reload
3251		3739
3252	sub reload_perl() {	3740	sub reload_perl() {
3253	# doing reload synchronously and two reloads happen back-to-back,	3741	# doing reload synchronously and two reloads happen back-to-back,
3254	# coro crashes during coro_state_free->destroy here.	3742	# coro crashes during coro_state_free->destroy here.
3255		3743
3256	$RELOAD_WATCHER ||= Event->timer (	3744	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3257	reentrant => 0,
3258	after => 0,
3259	data => WF_AUTOCANCEL,
3260	cb => sub {
3261	do_reload_perl;	3745	do_reload_perl;
3262	undef $RELOAD_WATCHER;	3746	undef $RELOAD_WATCHER;
3263	},
3264	);	3747	};
3265	}	3748	}
3266		3749
3267	register_command "reload" => sub {	3750	register_command "reload" => sub {
3268	my ($who, $arg) = @_;	3751	my ($who, $arg) = @_;
3269		3752
3270	if ($who->flag (FLAG_WIZ)) {	3753	if ($who->flag (FLAG_WIZ)) {
3271	$who->message ("reloading server.");	3754	$who->message ("reloading server.");
		3755	async {
		3756	$Coro::current->{desc} = "perl_reload";
3272	async { reload_perl };	3757	reload_perl;
		3758	};
3273	}	3759	}
3274	};	3760	};
3275		3761
3276	unshift @INC, $LIBDIR;	3762	unshift @INC, $LIBDIR;
3277		3763
…		…
3279		3765
3280	our @WAIT_FOR_TICK;	3766	our @WAIT_FOR_TICK;
3281	our @WAIT_FOR_TICK_BEGIN;	3767	our @WAIT_FOR_TICK_BEGIN;
3282		3768
3283	sub wait_for_tick {	3769	sub wait_for_tick {
3284	return unless $TICK_WATCHER->is_active;
3285	return if $Coro::current == $Coro::main;	3770	return if tick_inhibit || $Coro::current == $Coro::main;
3286		3771
3287	my $signal = new Coro::Signal;	3772	my $signal = new Coro::Signal;
3288	push @WAIT_FOR_TICK, $signal;	3773	push @WAIT_FOR_TICK, $signal;
3289	$signal->wait;	3774	$signal->wait;
3290	}	3775	}
3291		3776
3292	sub wait_for_tick_begin {	3777	sub wait_for_tick_begin {
3293	return unless $TICK_WATCHER->is_active;
3294	return if $Coro::current == $Coro::main;	3778	return if tick_inhibit || $Coro::current == $Coro::main;
3295		3779
3296	my $signal = new Coro::Signal;	3780	my $signal = new Coro::Signal;
3297	push @WAIT_FOR_TICK_BEGIN, $signal;	3781	push @WAIT_FOR_TICK_BEGIN, $signal;
3298	$signal->wait;	3782	$signal->wait;
3299	}	3783	}
3300		3784
3301	my $min = 1e6;#d#	3785	sub tick {
3302	my $avg = 10;
3303	$TICK_WATCHER = Event->timer (
3304	reentrant => 0,
3305	parked => 1,
3306	prio => 0,
3307	at => $NEXT_TICK || $TICK,
3308	data => WF_AUTOCANCEL,
3309	cb => sub {
3310	if ($Coro::current != $Coro::main) {	3786	if ($Coro::current != $Coro::main) {
3311	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3787	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3312	unless ++$bug_warning > 10;	3788	unless ++$bug_warning > 10;
3313	return;	3789	return;
3314	}	3790	}
3315		3791
3316	$NOW = $tick_start = Event::time;
3317
3318	cf::server_tick; # one server iteration	3792	cf::server_tick; # one server iteration
3319		3793
3320	0 && sync_job {#d#	3794	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3321	for(1..10) {	3795	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3322	my $t = Event::time;	3796	Coro::async_pool {
3323	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3797	$Coro::current->{desc} = "runtime saver";
3324	or die;	3798	write_runtime_sync
3325		3799	or warn "ERROR: unable to write runtime file: $!";
3326	$map->width (50);
3327	$map->height (50);
3328	$map->alloc;
3329	$map->_load_objects ("/tmp/x.map", 1);
3330	my $t = Event::time - $t;
3331
3332	#next unless $t < 0.0013;#d#
3333	if ($t < $min) {
3334	$min = $t;
3335	}
3336	$avg = $avg * 0.99 + $t * 0.01;
3337	}
3338	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3339	exit 0;
3340	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3341	};	3800	};
		3801	}
3342		3802
3343	$RUNTIME += $TICK;
3344	$NEXT_TICK += $TICK;
3345
3346	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3347	$NEXT_RUNTIME_WRITE = $NOW + 10;
3348	Coro::async_pool {
3349	write_runtime
3350	or warn "ERROR: unable to write runtime file: $!";
3351	};
3352	}
3353
3354	# my $AFTER = Event::time;
3355	# warn $AFTER - $NOW;#d#
3356
3357	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3803	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3358	$sig->send;	3804	$sig->send;
3359	}	3805	}
3360	while (my $sig = shift @WAIT_FOR_TICK) {	3806	while (my $sig = shift @WAIT_FOR_TICK) {
3361	$sig->send;	3807	$sig->send;
3362	}	3808	}
3363		3809
3364	$NOW = Event::time;	3810	$LOAD = ($NOW - $TICK_START) / $TICK;
3365
3366	# if we are delayed by four ticks or more, skip them all
3367	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3368
3369	$TICK_WATCHER->at ($NEXT_TICK);
3370	$TICK_WATCHER->start;
3371
3372	$LOAD = ($NOW - $tick_start) / $TICK;
3373	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3811	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3374		3812
3375	_post_tick;	3813	if (0) {
3376		3814	if ($NEXT_TICK) {
3377		3815	my $jitter = $TICK_START - $NEXT_TICK;
		3816	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3817	warn "jitter $JITTER\n";#d#
		3818	}
3378	},	3819	}
3379	);	3820	}
3380		3821
3381	{	3822	{
3382	BDB::max_poll_time $TICK * 0.1;	3823	# configure BDB
3383	$BDB_POLL_WATCHER = Event->io (	3824
3384	reentrant => 0,
3385	fd => BDB::poll_fileno,
3386	poll => 'r',
3387	prio => 0,
3388	data => WF_AUTOCANCEL,
3389	cb => \&BDB::poll_cb,
3390	);
3391	BDB::min_parallel 8;	3825	BDB::min_parallel 8;
3392		3826	BDB::max_poll_reqs $TICK * 0.1;
3393	BDB::set_sync_prepare {	3827	$AnyEvent::BDB::WATCHER->priority (1);
3394	my $status;
3395	my $current = $Coro::current;
3396	(
3397	sub {
3398	$status = $!;
3399	$current->ready; undef $current;
3400	},
3401	sub {
3402	Coro::schedule while defined $current;
3403	$! = $status;
3404	},
3405	)
3406	};
3407		3828
3408	unless ($DB_ENV) {	3829	unless ($DB_ENV) {
3409	$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);
3410		3836
3411	cf::sync_job {	3837	cf::sync_job {
3412	eval {	3838	eval {
3413	BDB::db_env_open	3839	BDB::db_env_open
3414	$DB_ENV,	3840	$DB_ENV,
…		…
3416	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3842	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3417	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3843	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3418	0666;	3844	0666;
3419		3845
3420	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3846	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3421
3422	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3423	$DB_ENV->set_lk_detect;
3424	};	3847	};
3425		3848
3426	cf::cleanup "db_env_open(db): $@" if $@;	3849	cf::cleanup "db_env_open(db): $@" if $@;
3427	};	3850	};
3428	}	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	};
3429	}	3862	}
3430		3863
3431	{	3864	{
		3865	# configure IO::AIO
		3866
3432	IO::AIO::min_parallel 8;	3867	IO::AIO::min_parallel 8;
3433
3434	undef $Coro::AIO::WATCHER;
3435	IO::AIO::max_poll_time $TICK * 0.1;	3868	IO::AIO::max_poll_time $TICK * 0.1;
3436	$AIO_POLL_WATCHER = Event->io (	3869	undef $AnyEvent::AIO::WATCHER;
3437	reentrant => 0,
3438	data => WF_AUTOCANCEL,
3439	fd => IO::AIO::poll_fileno,
3440	poll => 'r',
3441	prio => 6,
3442	cb => \&IO::AIO::poll_cb,
3443	);
3444	}	3870	}
3445		3871
3446	my $_log_backtrace;	3872	my $_log_backtrace;
3447		3873
3448	sub _log_backtrace {	3874	sub _log_backtrace {
…		…
3452		3878
3453	# limit the # of concurrent backtraces	3879	# limit the # of concurrent backtraces
3454	if ($_log_backtrace < 2) {	3880	if ($_log_backtrace < 2) {
3455	++$_log_backtrace;	3881	++$_log_backtrace;
3456	async {	3882	async {
		3883	$Coro::current->{desc} = "abt $msg";
		3884
3457	my @bt = fork_call {	3885	my @bt = fork_call {
3458	@addr = map { sprintf "%x", $_ } @addr;	3886	@addr = map { sprintf "%x", $_ } @addr;
3459	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3887	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3460	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 |"
3461	or die "addr2line: $!";	3889	or die "addr2line: $!";

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