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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.344 by root, Mon Aug 27 02:43:38 2007 UTC vs.
Revision 1.444 by root, Mon Sep 8 11:27:25 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 ();	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
…		…
1194		1335
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1338
1198	$ext{source} =	1339	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1201	. $source	1342	. $source
1202	. "\n};\n1";	1343	. "\n};\n1";
1203		1344
1204	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1222		1363
1223	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1365	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1367	}
1228		1368
1229	warn $msg;	1369	warn $msg;
1230	}	1370	}
1231		1371
…		…
1256	use Coro::AIO;	1396	use Coro::AIO;
1257		1397
1258	=head3 cf::player	1398	=head3 cf::player
1259		1399
1260	=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	}
1261		1415
1262	=item cf::player::find $login	1416	=item cf::player::find $login
1263		1417
1264	Returns the given player object, loading it if necessary (might block).	1418	Returns the given player object, loading it if necessary (might block).
1265		1419
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1455	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1456	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1457	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1458	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1459
1306	my $pl = load_pl path $login	1460	my $f = new_from_file cf::object::thawer path $login
1307	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;
1308	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1309	}	1469	}
1310	}	1470	}
1311	}	1471	}
1312		1472
…		…
1321	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1322		1482
1323	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
1325		1485
		1486	cf::get_slot 0.01;
		1487
1326	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1327	Coro::cede;	1489	cf::cede_to_tick;
1328	}	1490	}
1329		1491
1330	sub new($) {	1492	sub new($) {
1331	my ($login) = @_;	1493	my ($login) = @_;
1332		1494
…		…
1361	my ($pl) = @_;	1523	my ($pl) = @_;
1362		1524
1363	my $name = $pl->ob->name;	1525	my $name = $pl->ob->name;
1364		1526
1365	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1529
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1372		1536
1373	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1574	or return [];
1411		1575
1412	my @logins;	1576	my @logins;
1413		1577
1414	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") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1587	}
1418		1588
1419	utf8::decode $login;	1589	utf8::decode $login;
1420	push @logins, $login;	1590	push @logins, $login;
1421	}	1591	}
1422		1592
…		…
1453		1623
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1455		1625
1456	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1457		1627
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503
1504	=item $player->ext_reply ($msgid, @msg)	1628	=item $player->ext_reply ($msgid, @msg)
1505		1629
1506	Sends an ext reply to the player.	1630	Sends an ext reply to the player.
1507		1631
1508	=cut	1632	=cut
…		…
1574	our $MAX_RESET = 3600;	1698	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1699	our $DEFAULT_RESET = 3000;
1576		1700
1577	sub generate_random_map {	1701	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1702	my ($self, $rmp) = @_;
		1703
		1704	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1705
1579	# mit "rum" bekleckern, nicht	1706	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1707	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1708	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1709	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1710	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1832
1706	# the temporary/swap location	1833	# the temporary/swap location
1707	sub save_path {	1834	sub save_path {
1708	my ($self) = @_;	1835	my ($self) = @_;
1709		1836
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1837	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1838	"$TMPDIR/$path.map"
1712	}	1839	}
1713		1840
1714	# the unique path, undef == no special unique path	1841	# the unique path, undef == no special unique path
1715	sub uniq_path {	1842	sub uniq_path {
1716	my ($self) = @_;	1843	my ($self) = @_;
1717		1844
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1845	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1846	"$UNIQUEDIR/$path"
1720	}	1847	}
1721		1848
1722	# and all this just because we cannot iterate over	1849	# and all this just because we cannot iterate over
1723	# all maps in C++...	1850	# all maps in C++...
…		…
1746		1873
1747	sub load_header_from($) {	1874	sub load_header_from($) {
1748	my ($self, $path) = @_;	1875	my ($self, $path) = @_;
1749		1876
1750	utf8::encode $path;	1877	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1878	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1879	or return;
		1880
		1881	$self->_load_header ($f)
		1882	or return;
		1883
		1884	local $MAP_LOADING{$self->{path}} = $self;
		1885	$f->resolve_delayed_derefs;
1756		1886
1757	$self->{load_path} = $path;	1887	$self->{load_path} = $path;
1758		1888
1759	1	1889	1
1760	}	1890	}
…		…
1814	sub find {	1944	sub find {
1815	my ($path, $origin) = @_;	1945	my ($path, $origin) = @_;
1816		1946
1817	$path = normalise $path, $origin && $origin->path;	1947	$path = normalise $path, $origin && $origin->path;
1818		1948
		1949	cf::lock_wait "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1950	cf::lock_wait "map_find:$path";
1820		1951
1821	$cf::MAP{$path} || do {	1952	$cf::MAP{$path} || do {
		1953	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1822	my $guard = cf::lock_acquire "map_find:$path";	1954	my $guard2 = cf::lock_acquire "map_find:$path";
		1955
1823	my $map = new_from_path cf::map $path	1956	my $map = new_from_path cf::map $path
1824	or return;	1957	or return;
1825		1958
1826	$map->{last_save} = $cf::RUNTIME;	1959	$map->{last_save} = $cf::RUNTIME;
1827		1960
…		…
1829	or return;	1962	or return;
1830		1963
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1964	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	1965	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	1966	#$cf::WAIT_FOR_TICK->wait;
		1967	undef $guard2;
		1968	undef $guard1;
1834	$map->reset;	1969	$map->reset;
1835	undef $guard;
1836	return find $path;	1970	return find $path;
1837	}	1971	}
1838		1972
1839	$cf::MAP{$path} = $map	1973	$cf::MAP{$path} = $map
1840	}	1974	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	1983	local $self->{deny_reset} = 1; # loading can take a long time
1850		1984
1851	my $path = $self->{path};	1985	my $path = $self->{path};
1852		1986
1853	{	1987	{
1854	my $guard = cf::lock_acquire "map_load:$path";	1988	my $guard = cf::lock_acquire "map_data:$path";
1855		1989
		1990	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	1991	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		1992
1858	$self->in_memory (cf::MAP_LOADING);	1993	$self->in_memory (cf::MAP_LOADING);
1859		1994
1860	$self->alloc;	1995	$self->alloc;
1861		1996
1862	$self->pre_load;	1997	$self->pre_load;
1863	Coro::cede;	1998	cf::cede_to_tick;
1864		1999
		2000	my $f = new_from_file cf::object::thawer $self->{load_path};
		2001	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2002	$self->_load_objects ($f)
1866	or return;	2003	or return;
1867		2004
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2005	$self->post_load_original
1869	if delete $self->{load_original};	2006	if delete $self->{load_original};
1870		2007
1871	if (my $uniq = $self->uniq_path) {	2008	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2009	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2010	unless (aio_stat $uniq) {
		2011	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2012	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2013	$self->_load_objects ($f);
		2014	$f->resolve_delayed_derefs;
		2015	}
1876	}	2016	}
1877	}	2017	}
1878		2018
1879	Coro::cede;	2019	$f->resolve_delayed_derefs;
		2020
		2021	cf::cede_to_tick;
1880	# now do the right thing for maps	2022	# now do the right thing for maps
1881	$self->link_multipart_objects;	2023	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2024	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2025	unless $self->difficulty;
1884	Coro::cede;	2026	cf::cede_to_tick;
1885		2027
1886	unless ($self->{deny_activate}) {	2028	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2029	$self->decay_objects;
1888	$self->fix_auto_apply;	2030	$self->fix_auto_apply;
1889	$self->update_buttons;	2031	$self->update_buttons;
1890	Coro::cede;	2032	cf::cede_to_tick;
1891	$self->set_darkness_map;	2033	$self->set_darkness_map;
1892	Coro::cede;	2034	cf::cede_to_tick;
1893	$self->activate;	2035	$self->activate;
1894	}	2036	}
1895		2037
1896	$self->{last_save} = $cf::RUNTIME;	2038	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2039	$self->last_access ($cf::RUNTIME);
1898		2040
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2041	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2042	}
1901		2043
1902	$self->post_load;	2044	$self->post_load;
1903	}	2045	}
1904		2046
…		…
1962	my ($path, $origin, $load) = @_;	2104	my ($path, $origin, $load) = @_;
1963		2105
1964	$path = normalise $path, $origin && $origin->{path};	2106	$path = normalise $path, $origin && $origin->{path};
1965		2107
1966	if (my $map = $cf::MAP{$path}) {	2108	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2109	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2110	}
1969		2111
1970	$MAP_PREFETCH{$path} |= $load;	2112	$MAP_PREFETCH{$path} |= $load;
1971		2113
1972	$MAP_PREFETCHER ||= cf::async {	2114	$MAP_PREFETCHER ||= cf::async {
		2115	$Coro::current->{desc} = "map prefetcher";
		2116
1973	while (%MAP_PREFETCH) {	2117	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2118	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2119	if (my $map = find $k) {
1976	$map->load if $v;	2120	$map->load if $v;
1977	}	2121	}
…		…
1987	}	2131	}
1988		2132
1989	sub save {	2133	sub save {
1990	my ($self) = @_;	2134	my ($self) = @_;
1991		2135
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2136	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2137
1994	$self->{last_save} = $cf::RUNTIME;	2138	$self->{last_save} = $cf::RUNTIME;
1995		2139
1996	return unless $self->dirty;	2140	return unless $self->dirty;
1997		2141
…		…
2003	return if $self->{deny_save};	2147	return if $self->{deny_save};
2004		2148
2005	local $self->{last_access} = $self->last_access;#d#	2149	local $self->{last_access} = $self->last_access;#d#
2006		2150
2007	cf::async {	2151	cf::async {
		2152	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2153	$_->contr->save for $self->players;
2009	};	2154	};
		2155
		2156	cf::get_slot 0.02;
2010		2157
2011	if ($uniq) {	2158	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2159	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2160	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2161	} else {
…		…
2020	my ($self) = @_;	2167	my ($self) = @_;
2021		2168
2022	# save first because save cedes	2169	# save first because save cedes
2023	$self->save;	2170	$self->save;
2024		2171
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2173
2027	return if $self->players;	2174	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2175	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2176	return if $self->{deny_save};
2030		2177
		2178	$self->in_memory (cf::MAP_SWAPPED);
		2179
		2180	$self->deactivate;
		2181	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2182	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2183	}
2034		2184
2035	sub reset_at {	2185	sub reset_at {
2036	my ($self) = @_;	2186	my ($self) = @_;
2037		2187
…		…
2069	if $uniq;	2219	if $uniq;
2070	}	2220	}
2071		2221
2072	delete $cf::MAP{$self->path};	2222	delete $cf::MAP{$self->path};
2073		2223
		2224	$self->deactivate;
		2225	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2226	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2227
2078	$self->unlink_save;	2228	$self->unlink_save;
2079	$self->destroy;	2229	$self->destroy;
2080	}	2230	}
2081		2231
2082	my $nuke_counter = "aaaa";	2232	my $nuke_counter = "aaaa";
2083		2233
2084	sub nuke {	2234	sub nuke {
2085	my ($self) = @_;	2235	my ($self) = @_;
2086		2236
		2237	{
		2238	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2239
2087	delete $cf::MAP{$self->path};	2240	delete $cf::MAP{$self->path};
2088		2241
2089	$self->unlink_save;	2242	$self->unlink_save;
2090		2243
2091	bless $self, "cf::map";	2244	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2245	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2246	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2247	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2248	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2249
2097	$cf::MAP{$self->path} = $self;	2250	$cf::MAP{$self->path} = $self;
		2251	}
2098		2252
2099	$self->reset; # polite request, might not happen	2253	$self->reset; # polite request, might not happen
2100	}	2254	}
2101		2255
2102	=item $maps = cf::map::tmp_maps	2256	=item $maps = cf::map::tmp_maps
…		…
2144		2298
2145	sub unique_maps() {	2299	sub unique_maps() {
2146	[	2300	[
2147	map {	2301	map {
2148	utf8::decode $_;	2302	utf8::decode $_;
2149	/\.map$/	2303	s/\.map$//; # TODO future compatibility hack
		2304	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2305	? ()
2150	? normalise $_	2306	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2307	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2308	]
2154	}	2309	}
2155		2310
2156	package cf;
2157
2158	=back	2311	=back
2159		2312
2160	=head3 cf::object	2313	=head3 cf::object
2161		2314
2162	=cut	2315	=cut
…		…
2165		2318
2166	=over 4	2319	=over 4
2167		2320
2168	=item $ob->inv_recursive	2321	=item $ob->inv_recursive
2169		2322
2170	Returns the inventory of the object _and_ their inventories, recursively.	2323	Returns the inventory of the object I<and> their inventories, recursively,
		2324	but I<not> the object itself.
2171		2325
2172	=cut	2326	=cut
2173		2327
2174	sub inv_recursive_;	2328	sub inv_recursive_;
2175	sub inv_recursive_ {	2329	sub inv_recursive_ {
…		…
2178		2332
2179	sub inv_recursive {	2333	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2334	inv_recursive_ inv $_[0]
2181	}	2335	}
2182		2336
		2337	=item $ref = $ob->ref
		2338
		2339	Creates and returns a persistent reference to an object that can be stored as a string.
		2340
		2341	=item $ob = cf::object::deref ($refstring)
		2342
		2343	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2344	even if the object actually exists. May block.
		2345
		2346	=cut
		2347
		2348	sub deref {
		2349	my ($ref) = @_;
		2350
		2351	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2352	my ($uuid, $name) = ($1, $2);
		2353	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2354	or return;
		2355	$pl->ob->uuid eq $uuid
		2356	or return;
		2357
		2358	$pl->ob
		2359	} else {
		2360	warn "$ref: cannot resolve object reference\n";
		2361	undef
		2362	}
		2363	}
		2364
2183	package cf;	2365	package cf;
2184		2366
2185	=back	2367	=back
2186		2368
2187	=head3 cf::object::player	2369	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2375	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2376	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2377	dialogue with the given NPC character.
2196		2378
2197	=cut	2379	=cut
		2380
		2381	our $SAY_CHANNEL = {
		2382	id => "say",
		2383	title => "Map",
		2384	reply => "say ",
		2385	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2386	};
		2387
		2388	our $CHAT_CHANNEL = {
		2389	id => "chat",
		2390	title => "Chat",
		2391	reply => "chat ",
		2392	tooltip => "Player chat and shouts, global to the server.",
		2393	};
2198		2394
2199	# rough implementation of a future "reply" method that works	2395	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2396	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2397	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2398	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2410	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2411	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2412
2217	} else {	2413	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2414	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2415	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2416	}
2221	}	2417	}
2222	}	2418	}
2223		2419
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2420	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2332	her, loading and preparing them map, calling the provided $check callback	2528	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2529	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2530	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2531	be called at the end of this process.
2336		2532
		2533	Note that $check will be called with a potentially non-loaded map, so if
		2534	it needs a loaded map it has to call C<< ->load >>.
		2535
2337	=cut	2536	=cut
2338		2537
2339	our $GOTOGEN;	2538	our $GOTOGEN;
2340		2539
2341	sub cf::object::player::goto {	2540	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2544	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2545
2347	$self->enter_link;	2546	$self->enter_link;
2348		2547
2349	(async {	2548	(async {
		2549	$Coro::current->{desc} = "player::goto $path $x $y";
		2550
		2551	# *tag paths override both path and x|y
		2552	if ($path =~ /^\*(.*)$/) {
		2553	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2554	my $ob = $obs[rand @obs];
		2555
		2556	# see if we actually can go there
		2557	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2558	$ob = $obs[rand @obs];
		2559	} else {
		2560	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2561	}
		2562	# else put us there anyways for now #d#
		2563
		2564	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2565	} else {
		2566	($path, $x, $y) = (undef, undef, undef);
		2567	}
		2568	}
		2569
2350	my $map = eval {	2570	my $map = eval {
2351	my $map = cf::map::find $path;	2571	my $map = defined $path ? cf::map::find $path : undef;
2352		2572
2353	if ($map) {	2573	if ($map) {
2354	$map = $map->customise_for ($self);	2574	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2575	$map = $check->($map) if $check && $map;
2356	} else {	2576	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2577	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2578	}
2359		2579
2360	$map	2580	$map
2361	};	2581	};
2362		2582
…		…
2398	}	2618	}
2399		2619
2400	sub prepare_random_map {	2620	sub prepare_random_map {
2401	my ($exit) = @_;	2621	my ($exit) = @_;
2402		2622
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2623	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2624	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2625	# that depends on the exit object
2408		2626
2409	my $rmp = parse_random_map_params $exit->msg;	2627	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2629	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2630	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2631	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2632	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2633	$rmp->{origin_y} = $exit->y;
		2634
		2635	$exit->map->touch;
2416	}	2636	}
2417		2637
2418	$rmp->{random_seed} ||= $exit->random_seed;	2638	$rmp->{random_seed} ||= $exit->random_seed;
2419		2639
2420	my $data = cf::to_json $rmp;	2640	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2641	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2642	my $meta = "$RANDOMDIR/$md5.meta";
2423		2643
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2644	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2645	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2646	undef $fh;
2427	aio_rename "$meta~", $meta;	2647	aio_rename "$meta~", $meta;
2428		2648
		2649	my $slaying = "?random/$md5";
		2650
		2651	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2652	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2653	$exit->msg (undef);
		2654	}
2431	}	2655	}
2432	}	2656	}
2433		2657
2434	sub cf::object::player::enter_exit {	2658	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2659	my ($self, $exit) = @_;
2436		2660
2437	return unless $self->type == cf::PLAYER;	2661	return unless $self->type == cf::PLAYER;
2438		2662
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2663	$self->enter_link;
2451		2664
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2665	(async {
2457	$self->deactivate_recursive; # just to be sure	2666	$Coro::current->{desc} = "enter_exit";
		2667
2458	unless (eval {	2668	unless (eval {
		2669	$self->deactivate_recursive; # just to be sure
		2670
		2671	# random map handling
		2672	{
		2673	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2674
		2675	prepare_random_map $exit
		2676	if $exit->slaying eq "/!";
		2677	}
		2678
		2679	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2680	my $x = $exit->stats->hp;
		2681	my $y = $exit->stats->sp;
		2682
2459	$self->goto ($slaying, $hp, $sp);	2683	$self->goto ($map, $x, $y);
2460		2684
		2685	# if exit is damned, update players death & WoR home-position
		2686	$self->contr->savebed ($map, $x, $y)
		2687	if $exit->flag (cf::FLAG_DAMNED);
		2688
2461	1;	2689	1
2462	}) {	2690	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2691	$self->message ("Something went wrong deep within the crossfire server. "
2464	. "I'll try to bring you back to the map you were before. "	2692	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2693	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2694	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2724	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2725	the message unless the client supports the msg packet.
2498		2726
2499	=cut	2727	=cut
2500		2728
		2729	# non-persistent channels (usually the info channel)
		2730	our %CHANNEL = (
		2731	"c/identify" => {
		2732	id => "infobox",
		2733	title => "Identify",
		2734	reply => undef,
		2735	tooltip => "Items recently identified",
		2736	},
		2737	"c/examine" => {
		2738	id => "infobox",
		2739	title => "Examine",
		2740	reply => undef,
		2741	tooltip => "Signs and other items you examined",
		2742	},
		2743	"c/book" => {
		2744	id => "infobox",
		2745	title => "Book",
		2746	reply => undef,
		2747	tooltip => "The contents of a note or book",
		2748	},
		2749	"c/lookat" => {
		2750	id => "infobox",
		2751	title => "Look",
		2752	reply => undef,
		2753	tooltip => "What you saw there",
		2754	},
		2755	"c/who" => {
		2756	id => "infobox",
		2757	title => "Players",
		2758	reply => undef,
		2759	tooltip => "Shows players who are currently online",
		2760	},
		2761	"c/body" => {
		2762	id => "infobox",
		2763	title => "Body Parts",
		2764	reply => undef,
		2765	tooltip => "Shows which body parts you posess and are available",
		2766	},
		2767	"c/uptime" => {
		2768	id => "infobox",
		2769	title => "Uptime",
		2770	reply => undef,
		2771	tooltip => "How long the server has been running since last restart",
		2772	},
		2773	"c/mapinfo" => {
		2774	id => "infobox",
		2775	title => "Map Info",
		2776	reply => undef,
		2777	tooltip => "Information related to the maps",
		2778	},
		2779	"c/party" => {
		2780	id => "party",
		2781	title => "Party",
		2782	reply => "gsay ",
		2783	tooltip => "Messages and chat related to your party",
		2784	},
		2785	);
		2786
2501	sub cf::client::send_msg {	2787	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2788	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2789
2504	$msg = $self->pl->expand_cfpod ($msg);	2790	$msg = $self->pl->expand_cfpod ($msg);
2505		2791
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2792	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2793
		2794	# check predefined channels, for the benefit of C
		2795	if ($CHANNEL{$channel}) {
		2796	$channel = $CHANNEL{$channel};
		2797
		2798	$self->ext_msg (channel_info => $channel)
		2799	if $self->can_msg;
		2800
		2801	$channel = $channel->{id};
		2802
2508	if (ref $channel) {	2803	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2804	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2805	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2806	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2807	$self->ext_msg (channel_info => $channel)
		2808	if $self->can_msg;
2513	}	2809	}
2514		2810
2515	$channel = $channel->{id};	2811	$channel = $channel->{id};
2516	}	2812	}
2517		2813
…		…
2520	if ($self->can_msg) {	2816	if ($self->can_msg) {
2521	# default colour, mask it out	2817	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2818	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	2819	if $color & cf::NDI_DEF;
2524		2820
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	2821	my $pkt = "msg "
		2822	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2823	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2824	);
		2825
		2826	# try lzf for large packets
		2827	$pkt = "lzf " . Compress::LZF::compress $pkt
		2828	if 1024 <= length $pkt and $self->{can_lzf};
		2829
		2830	# split very large packets
		2831	if (8192 < length $pkt and $self->{can_lzf}) {
		2832	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2833	$pkt = "frag";
		2834	}
		2835
		2836	$self->send_packet ($pkt);
2527	} else {	2837	} else {
2528	if ($color >= 0) {	2838	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones	2839	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {	2840	for ($msg) {
2531	1 while	2841	1 while
…		…
2729	=pod	3039	=pod
2730		3040
2731	The following functions and methods are available within a safe environment:	3041	The following functions and methods are available within a safe environment:
2732		3042
2733	cf::object	3043	cf::object
2734	contr pay_amount pay_player map x y force_find force_add	3044	contr pay_amount pay_player map x y force_find force_add destroy
2735	insert remove name archname title slaying race decrease_ob_nr	3045	insert remove name archname title slaying race decrease split
2736		3046
2737	cf::object::player	3047	cf::object::player
2738	player	3048	player
2739		3049
2740	cf::player	3050	cf::player
…		…
2745		3055
2746	=cut	3056	=cut
2747		3057
2748	for (	3058	for (
2749	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3059	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2750	insert remove inv name archname title slaying race	3060	insert remove inv nrof name archname title slaying race
2751	decrease_ob_nr)],	3061	decrease split destroy change_exp)],
2752	["cf::object::player" => qw(player)],	3062	["cf::object::player" => qw(player)],
2753	["cf::player" => qw(peaceful)],	3063	["cf::player" => qw(peaceful)],
2754	["cf::map" => qw(trigger)],	3064	["cf::map" => qw(trigger)],
2755	) {	3065	) {
2756	no strict 'refs';	3066	no strict 'refs';
…		…
2832	# the server's init and main functions	3142	# the server's init and main functions
2833		3143
2834	sub load_facedata($) {	3144	sub load_facedata($) {
2835	my ($path) = @_;	3145	my ($path) = @_;
2836		3146
		3147	# HACK to clear player env face cache, we need some signal framework
		3148	# for this (global event?)
		3149	%ext::player_env::MUSIC_FACE_CACHE = ();
		3150
2837	my $enc = JSON::XS->new->utf8->canonical->relaxed;	3151	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2838		3152
2839	warn "loading facedata from $path\n";	3153	warn "loading facedata from $path\n";
2840		3154
2841	my $facedata;	3155	my $facedata;
…		…
2857	{	3171	{
2858	my $faces = $facedata->{faceinfo};	3172	my $faces = $facedata->{faceinfo};
2859		3173
2860	while (my ($face, $info) = each %$faces) {	3174	while (my ($face, $info) = each %$faces) {
2861	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3175	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3176
2862	cf::face::set_visibility $idx, $info->{visibility};	3177	cf::face::set_visibility $idx, $info->{visibility};
2863	cf::face::set_magicmap $idx, $info->{magicmap};	3178	cf::face::set_magicmap $idx, $info->{magicmap};
2864	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3179	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2865	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3180	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2866		3181
2867	cf::cede_to_tick;	3182	cf::cede_to_tick;
2868	}	3183	}
2869		3184
2870	while (my ($face, $info) = each %$faces) {	3185	while (my ($face, $info) = each %$faces) {
2871	next unless $info->{smooth};	3186	next unless $info->{smooth};
		3187
2872	my $idx = cf::face::find $face	3188	my $idx = cf::face::find $face
2873	or next;	3189	or next;
		3190
2874	if (my $smooth = cf::face::find $info->{smooth}) {	3191	if (my $smooth = cf::face::find $info->{smooth}) {
2875	cf::face::set_smooth $idx, $smooth;	3192	cf::face::set_smooth $idx, $smooth;
2876	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3193	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2877	} else {	3194	} else {
2878	warn "smooth face '$info->{smooth}' not found for face '$face'";	3195	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2896	{	3213	{
2897	# TODO: for gcfclient pleasure, we should give resources	3214	# TODO: for gcfclient pleasure, we should give resources
2898	# that gcfclient doesn't grok a >10000 face index.	3215	# that gcfclient doesn't grok a >10000 face index.
2899	my $res = $facedata->{resource};	3216	my $res = $facedata->{resource};
2900		3217
2901	my $soundconf = delete $res->{"res/sound.conf"};
2902
2903	while (my ($name, $info) = each %$res) {	3218	while (my ($name, $info) = each %$res) {
		3219	if (defined $info->{type}) {
2904	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3220	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2905	my $data;	3221	my $data;
2906		3222
2907	if ($info->{type} & 1) {	3223	if ($info->{type} & 1) {
2908	# prepend meta info	3224	# prepend meta info
2909		3225
2910	my $meta = $enc->encode ({	3226	my $meta = $enc->encode ({
2911	name => $name,	3227	name => $name,
2912	%{ $info->{meta} || {} },	3228	%{ $info->{meta} || {} },
2913	});	3229	});
2914		3230
2915	$data = pack "(w/a*)*", $meta, $info->{data};	3231	$data = pack "(w/a*)*", $meta, $info->{data};
		3232	} else {
		3233	$data = $info->{data};
		3234	}
		3235
		3236	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3237	cf::face::set_type $idx, $info->{type};
2916	} else {	3238	} else {
2917	$data = $info->{data};	3239	$RESOURCE{$name} = $info;
2918	}	3240	}
2919		3241
2920	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2921	cf::face::set_type $idx, $info->{type};
2922
2923	cf::cede_to_tick;	3242	cf::cede_to_tick;
2924	}	3243	}
2925
2926	if ($soundconf) {
2927	$soundconf = $enc->decode (delete $soundconf->{data});
2928
2929	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2930	my $sound = $soundconf->{compat}[$_]
2931	or next;
2932
2933	my $face = cf::face::find "sound/$sound->[1]";
2934	cf::sound::set $sound->[0] => $face;
2935	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2936	}
2937
2938	while (my ($k, $v) = each %{$soundconf->{event}}) {
2939	my $face = cf::face::find "sound/$v";
2940	cf::sound::set $k => $face;
2941	}
2942	}
2943	}	3244	}
		3245
		3246	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2944		3247
2945	1	3248	1
2946	}	3249	}
		3250
		3251	cf::global->attach (on_resource_update => sub {
		3252	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3253	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3254
		3255	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3256	my $sound = $soundconf->{compat}[$_]
		3257	or next;
		3258
		3259	my $face = cf::face::find "sound/$sound->[1]";
		3260	cf::sound::set $sound->[0] => $face;
		3261	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3262	}
		3263
		3264	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3265	my $face = cf::face::find "sound/$v";
		3266	cf::sound::set $k => $face;
		3267	}
		3268	}
		3269	});
2947		3270
2948	register_exticmd fx_want => sub {	3271	register_exticmd fx_want => sub {
2949	my ($ns, $want) = @_;	3272	my ($ns, $want) = @_;
2950		3273
2951	while (my ($k, $v) = each %$want) {	3274	while (my ($k, $v) = each %$want) {
2952	$ns->fx_want ($k, $v);	3275	$ns->fx_want ($k, $v);
2953	}	3276	}
2954	};	3277	};
2955		3278
		3279	sub load_resource_file($) {
		3280	my $guard = lock_acquire "load_resource_file";
		3281
		3282	my $status = load_resource_file_ $_[0];
		3283	get_slot 0.1, 100;
		3284	cf::arch::commit_load;
		3285
		3286	$status
		3287	}
		3288
2956	sub reload_regions {	3289	sub reload_regions {
		3290	# HACK to clear player env face cache, we need some signal framework
		3291	# for this (global event?)
		3292	%ext::player_env::MUSIC_FACE_CACHE = ();
		3293
2957	load_resource_file "$MAPDIR/regions"	3294	load_resource_file "$MAPDIR/regions"
2958	or die "unable to load regions file\n";	3295	or die "unable to load regions file\n";
2959		3296
2960	for (cf::region::list) {	3297	for (cf::region::list) {
2961	$_->{match} = qr/$_->{match}/	3298	$_->{match} = qr/$_->{match}/
…		…
2969	}	3306	}
2970		3307
2971	sub reload_archetypes {	3308	sub reload_archetypes {
2972	load_resource_file "$DATADIR/archetypes"	3309	load_resource_file "$DATADIR/archetypes"
2973	or die "unable to load archetypes\n";	3310	or die "unable to load archetypes\n";
2974	#d# NEED to laod twice to resolve forward references
2975	# this really needs to be done in an extra post-pass
2976	# (which needs to be synchronous, so solve it differently)
2977	load_resource_file "$DATADIR/archetypes"
2978	or die "unable to load archetypes\n";
2979	}	3311	}
2980		3312
2981	sub reload_treasures {	3313	sub reload_treasures {
2982	load_resource_file "$DATADIR/treasures"	3314	load_resource_file "$DATADIR/treasures"
2983	or die "unable to load treasurelists\n";	3315	or die "unable to load treasurelists\n";
2984	}	3316	}
2985		3317
2986	sub reload_resources {	3318	sub reload_resources {
2987	warn "reloading resource files...\n";	3319	warn "reloading resource files...\n";
2988		3320
		3321	reload_facedata;
		3322	reload_archetypes;
2989	reload_regions;	3323	reload_regions;
2990	reload_facedata;
2991	#reload_archetypes;#d#
2992	reload_archetypes;
2993	reload_treasures;	3324	reload_treasures;
2994		3325
2995	warn "finished reloading resource files\n";	3326	warn "finished reloading resource files\n";
2996	}	3327	}
2997		3328
2998	sub init {	3329	sub init {
		3330	my $guard = freeze_mainloop;
		3331
		3332	evthread_start IO::AIO::poll_fileno;
		3333
2999	reload_resources;	3334	reload_resources;
3000	}	3335	}
3001		3336
3002	sub cfg_load {	3337	sub reload_config {
3003	open my $fh, "<:utf8", "$CONFDIR/config"	3338	open my $fh, "<:utf8", "$CONFDIR/config"
3004	or return;	3339	or return;
3005		3340
3006	local $/;	3341	local $/;
3007	*CFG = YAML::Syck::Load <$fh>;	3342	*CFG = YAML::Load <$fh>;
3008		3343
3009	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3344	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3010		3345
3011	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3346	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3012	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3347	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3023	sub main {	3358	sub main {
3024	# we must not ever block the main coroutine	3359	# we must not ever block the main coroutine
3025	local $Coro::idle = sub {	3360	local $Coro::idle = sub {
3026	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3361	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3027	(async {	3362	(async {
3028	Event::one_event;	3363	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3364	EV::loop EV::LOOP_ONESHOT;
3029	})->prio (Coro::PRIO_MAX);	3365	})->prio (Coro::PRIO_MAX);
3030	};	3366	};
3031		3367
3032	cfg_load;	3368	{
		3369	my $guard = freeze_mainloop;
		3370	reload_config;
3033	db_init;	3371	db_init;
3034	load_extensions;	3372	load_extensions;
3035		3373
3036	$TICK_WATCHER->start;	3374	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3375	}
		3376
3037	Event::loop;	3377	EV::loop;
3038	}	3378	}
3039		3379
3040	#############################################################################	3380	#############################################################################
3041	# initialisation and cleanup	3381	# initialisation and cleanup
3042		3382
3043	# install some emergency cleanup handlers	3383	# install some emergency cleanup handlers
3044	BEGIN {	3384	BEGIN {
		3385	our %SIGWATCHER = ();
3045	for my $signal (qw(INT HUP TERM)) {	3386	for my $signal (qw(INT HUP TERM)) {
3046	Event->signal (	3387	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3047	reentrant => 0,
3048	data => WF_AUTOCANCEL,
3049	signal => $signal,
3050	prio => 0,
3051	cb => sub {
3052	cf::cleanup "SIG$signal";	3388	cf::cleanup "SIG$signal";
3053	},
3054	);	3389	};
3055	}	3390	}
3056	}	3391	}
3057		3392
3058	sub write_runtime {	3393	sub write_runtime_sync {
3059	my $runtime = "$LOCALDIR/runtime";	3394	my $runtime = "$LOCALDIR/runtime";
3060		3395
3061	# first touch the runtime file to show we are still running:	3396	# first touch the runtime file to show we are still running:
3062	# the fsync below can take a very very long time.	3397	# the fsync below can take a very very long time.
3063		3398
…		…
3089	and return;	3424	and return;
3090		3425
3091	warn "runtime file written.\n";	3426	warn "runtime file written.\n";
3092		3427
3093	1	3428	1
		3429	}
		3430
		3431	our $uuid_lock;
		3432	our $uuid_skip;
		3433
		3434	sub write_uuid_sync($) {
		3435	$uuid_skip ||= $_[0];
		3436
		3437	return if $uuid_lock;
		3438	local $uuid_lock = 1;
		3439
		3440	my $uuid = "$LOCALDIR/uuid";
		3441
		3442	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3443	or return;
		3444
		3445	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3446	$uuid_skip = 0;
		3447
		3448	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3449	and return;
		3450
		3451	# always fsync - this file is important
		3452	aio_fsync $fh
		3453	and return;
		3454
		3455	close $fh
		3456	or return;
		3457
		3458	aio_rename "$uuid~", $uuid
		3459	and return;
		3460
		3461	warn "uuid file written ($value).\n";
		3462
		3463	1
		3464
		3465	}
		3466
		3467	sub write_uuid($$) {
		3468	my ($skip, $sync) = @_;
		3469
		3470	$sync ? write_uuid_sync $skip
		3471	: async { write_uuid_sync $skip };
3094	}	3472	}
3095		3473
3096	sub emergency_save() {	3474	sub emergency_save() {
3097	my $freeze_guard = cf::freeze_mainloop;	3475	my $freeze_guard = cf::freeze_mainloop;
3098		3476
…		…
3104	# and maps saved/destroyed asynchronously.	3482	# and maps saved/destroyed asynchronously.
3105	warn "begin emergency player save\n";	3483	warn "begin emergency player save\n";
3106	for my $login (keys %cf::PLAYER) {	3484	for my $login (keys %cf::PLAYER) {
3107	my $pl = $cf::PLAYER{$login} or next;	3485	my $pl = $cf::PLAYER{$login} or next;
3108	$pl->valid or next;	3486	$pl->valid or next;
		3487	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3109	$pl->save;	3488	$pl->save;
3110	}	3489	}
3111	warn "end emergency player save\n";	3490	warn "end emergency player save\n";
3112		3491
3113	warn "begin emergency map save\n";	3492	warn "begin emergency map save\n";
…		…
3119	warn "end emergency map save\n";	3498	warn "end emergency map save\n";
3120		3499
3121	warn "begin emergency database checkpoint\n";	3500	warn "begin emergency database checkpoint\n";
3122	BDB::db_env_txn_checkpoint $DB_ENV;	3501	BDB::db_env_txn_checkpoint $DB_ENV;
3123	warn "end emergency database checkpoint\n";	3502	warn "end emergency database checkpoint\n";
		3503
		3504	warn "begin write uuid\n";
		3505	write_uuid_sync 1;
		3506	warn "end write uuid\n";
3124	};	3507	};
3125		3508
3126	warn "leave emergency perl save\n";	3509	warn "leave emergency perl save\n";
3127	}	3510	}
3128		3511
…		…
3130	my ($make_core) = @_;	3513	my ($make_core) = @_;
3131		3514
3132	warn Carp::longmess "post_cleanup backtrace"	3515	warn Carp::longmess "post_cleanup backtrace"
3133	if $make_core;	3516	if $make_core;
3134	}	3517	}
		3518
		3519	# a safer delete_package, copied from Symbol
		3520	sub clear_package($) {
		3521	my $pkg = shift;
		3522
		3523	# expand to full symbol table name if needed
		3524	unless ($pkg =~ /^main::.*::$/) {
		3525	$pkg = "main$pkg" if $pkg =~ /^::/;
		3526	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3527	$pkg .= '::' unless $pkg =~ /::$/;
		3528	}
		3529
		3530	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3531	my $stem_symtab = *{$stem}{HASH};
		3532
		3533	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3534	or return;
		3535
		3536	# clear all symbols
		3537	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3538	for my $name (keys %$leaf_symtab) {
		3539	_gv_clear *{"$pkg$name"};
		3540	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3541	}
		3542	warn "cleared package #$pkg\n";#d#
		3543	}
		3544
		3545	our $RELOAD; # how many times to reload
3135		3546
3136	sub do_reload_perl() {	3547	sub do_reload_perl() {
3137	# can/must only be called in main	3548	# can/must only be called in main
3138	if ($Coro::current != $Coro::main) {	3549	if ($Coro::current != $Coro::main) {
3139	warn "can only reload from main coroutine";	3550	warn "can only reload from main coroutine";
3140	return;	3551	return;
3141	}	3552	}
3142		3553
		3554	return if $RELOAD++;
		3555
		3556	while ($RELOAD) {
3143	warn "reloading...";	3557	warn "reloading...";
3144		3558
3145	warn "entering sync_job";	3559	warn "entering sync_job";
3146		3560
3147	cf::sync_job {	3561	cf::sync_job {
3148	cf::write_runtime; # external watchdog should not bark	3562	cf::write_runtime_sync; # external watchdog should not bark
3149	cf::emergency_save;	3563	cf::emergency_save;
3150	cf::write_runtime; # external watchdog should not bark	3564	cf::write_runtime_sync; # external watchdog should not bark
3151		3565
3152	warn "syncing database to disk";	3566	warn "syncing database to disk";
3153	BDB::db_env_txn_checkpoint $DB_ENV;	3567	BDB::db_env_txn_checkpoint $DB_ENV;
3154		3568
3155	# if anything goes wrong in here, we should simply crash as we already saved	3569	# if anything goes wrong in here, we should simply crash as we already saved
3156		3570
3157	warn "cancelling all WF_AUTOCANCEL watchers";
3158	for (Event::all_watchers) {
3159	$_->cancel if $_->data & WF_AUTOCANCEL;
3160	}
3161
3162	warn "flushing outstanding aio requests";	3571	warn "flushing outstanding aio requests";
3163	for (;;) {
3164	BDB::flush;
3165	IO::AIO::flush;
3166	Coro::cede;
3167	last unless IO::AIO::nreqs || BDB::nreqs;	3572	while (IO::AIO::nreqs || BDB::nreqs) {
3168	warn "iterate...";	3573	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3169	}
3170
3171	++$RELOAD;
3172
3173	warn "cancelling all extension coros";
3174	$_->cancel for values %EXT_CORO;
3175	%EXT_CORO = ();
3176
3177	warn "removing commands";
3178	%COMMAND = ();
3179
3180	warn "removing ext/exti commands";
3181	%EXTCMD = ();
3182	%EXTICMD = ();
3183
3184	warn "unloading/nuking all extensions";
3185	for my $pkg (@EXTS) {
3186	warn "... unloading $pkg";
3187
3188	if (my $cb = $pkg->can ("unload")) {
3189	eval {
3190	$cb->($pkg);
3191	1
3192	} or warn "$pkg unloaded, but with errors: $@";
3193	}	3574	}
3194		3575
3195	warn "... nuking $pkg";	3576	warn "cancelling all extension coros";
3196	Symbol::delete_package $pkg;	3577	$_->cancel for values %EXT_CORO;
3197	}	3578	%EXT_CORO = ();
3198		3579
3199	warn "unloading all perl modules loaded from $LIBDIR";	3580	warn "removing commands";
3200	while (my ($k, $v) = each %INC) {	3581	%COMMAND = ();
3201	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3202		3582
		3583	warn "removing ext/exti commands";
		3584	%EXTCMD = ();
		3585	%EXTICMD = ();
		3586
		3587	warn "unloading/nuking all extensions";
		3588	for my $pkg (@EXTS) {
3203	warn "... unloading $k";	3589	warn "... unloading $pkg";
3204	delete $INC{$k};
3205		3590
3206	$k =~ s/\.pm$//;
3207	$k =~ s/\//::/g;
3208
3209	if (my $cb = $k->can ("unload_module")) {	3591	if (my $cb = $pkg->can ("unload")) {
		3592	eval {
3210	$cb->();	3593	$cb->($pkg);
		3594	1
		3595	} or warn "$pkg unloaded, but with errors: $@";
		3596	}
		3597
		3598	warn "... clearing $pkg";
		3599	clear_package $pkg;
3211	}	3600	}
3212		3601
3213	Symbol::delete_package $k;	3602	warn "unloading all perl modules loaded from $LIBDIR";
		3603	while (my ($k, $v) = each %INC) {
		3604	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3605
		3606	warn "... unloading $k";
		3607	delete $INC{$k};
		3608
		3609	$k =~ s/\.pm$//;
		3610	$k =~ s/\//::/g;
		3611
		3612	if (my $cb = $k->can ("unload_module")) {
		3613	$cb->();
		3614	}
		3615
		3616	clear_package $k;
3214	}	3617	}
3215		3618
3216	warn "getting rid of safe::, as good as possible";	3619	warn "getting rid of safe::, as good as possible";
3217	Symbol::delete_package "safe::$_"	3620	clear_package "safe::$_"
3218	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3621	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3219		3622
3220	warn "unloading cf.pm \"a bit\"";	3623	warn "unloading cf.pm \"a bit\"";
3221	delete $INC{"cf.pm"};	3624	delete $INC{"cf.pm"};
3222	delete $INC{"cf/pod.pm"};	3625	delete $INC{"cf/pod.pm"};
3223		3626
3224	# don't, removes xs symbols, too,	3627	# don't, removes xs symbols, too,
3225	# and global variables created in xs	3628	# and global variables created in xs
3226	#Symbol::delete_package __PACKAGE__;	3629	#clear_package __PACKAGE__;
3227		3630
3228	warn "unload completed, starting to reload now";	3631	warn "unload completed, starting to reload now";
3229		3632
3230	warn "reloading cf.pm";	3633	warn "reloading cf.pm";
3231	require cf;	3634	require cf;
3232	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3635	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3233		3636
3234	warn "loading config and database again";	3637	warn "loading config and database again";
3235	cf::cfg_load;	3638	cf::reload_config;
3236		3639
3237	warn "loading extensions";	3640	warn "loading extensions";
3238	cf::load_extensions;	3641	cf::load_extensions;
3239		3642
3240	warn "reattaching attachments to objects/players";	3643	warn "reattaching attachments to objects/players";
3241	_global_reattach; # objects, sockets	3644	_global_reattach; # objects, sockets
3242	warn "reattaching attachments to maps";	3645	warn "reattaching attachments to maps";
3243	reattach $_ for values %MAP;	3646	reattach $_ for values %MAP;
3244	warn "reattaching attachments to players";	3647	warn "reattaching attachments to players";
3245	reattach $_ for values %PLAYER;	3648	reattach $_ for values %PLAYER;
3246		3649
3247	warn "leaving sync_job";	3650	warn "leaving sync_job";
3248		3651
3249	1	3652	1
3250	} or do {	3653	} or do {
3251	warn $@;	3654	warn $@;
3252	warn "error while reloading, exiting.";	3655	cf::cleanup "error while reloading, exiting.";
3253	exit 1;
3254	};	3656	};
3255		3657
3256	warn "reloaded";	3658	warn "reloaded";
		3659	--$RELOAD;
		3660	}
3257	};	3661	};
3258		3662
3259	our $RELOAD_WATCHER; # used only during reload	3663	our $RELOAD_WATCHER; # used only during reload
3260		3664
3261	sub reload_perl() {	3665	sub reload_perl() {
3262	# doing reload synchronously and two reloads happen back-to-back,	3666	# doing reload synchronously and two reloads happen back-to-back,
3263	# coro crashes during coro_state_free->destroy here.	3667	# coro crashes during coro_state_free->destroy here.
3264		3668
3265	$RELOAD_WATCHER ||= Event->timer (	3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3266	reentrant => 0,
3267	after => 0,
3268	data => WF_AUTOCANCEL,
3269	cb => sub {
3270	do_reload_perl;	3670	do_reload_perl;
3271	undef $RELOAD_WATCHER;	3671	undef $RELOAD_WATCHER;
3272	},
3273	);	3672	};
3274	}	3673	}
3275		3674
3276	register_command "reload" => sub {	3675	register_command "reload" => sub {
3277	my ($who, $arg) = @_;	3676	my ($who, $arg) = @_;
3278		3677
3279	if ($who->flag (FLAG_WIZ)) {	3678	if ($who->flag (FLAG_WIZ)) {
3280	$who->message ("reloading server.");	3679	$who->message ("reloading server.");
		3680	async {
		3681	$Coro::current->{desc} = "perl_reload";
3281	async { reload_perl };	3682	reload_perl;
		3683	};
3282	}	3684	}
3283	};	3685	};
3284		3686
3285	unshift @INC, $LIBDIR;	3687	unshift @INC, $LIBDIR;
3286		3688
…		…
3288		3690
3289	our @WAIT_FOR_TICK;	3691	our @WAIT_FOR_TICK;
3290	our @WAIT_FOR_TICK_BEGIN;	3692	our @WAIT_FOR_TICK_BEGIN;
3291		3693
3292	sub wait_for_tick {	3694	sub wait_for_tick {
3293	return unless $TICK_WATCHER->is_active;
3294	return if $Coro::current == $Coro::main;	3695	return if tick_inhibit || $Coro::current == $Coro::main;
3295		3696
3296	my $signal = new Coro::Signal;	3697	my $signal = new Coro::Signal;
3297	push @WAIT_FOR_TICK, $signal;	3698	push @WAIT_FOR_TICK, $signal;
3298	$signal->wait;	3699	$signal->wait;
3299	}	3700	}
3300		3701
3301	sub wait_for_tick_begin {	3702	sub wait_for_tick_begin {
3302	return unless $TICK_WATCHER->is_active;
3303	return if $Coro::current == $Coro::main;	3703	return if tick_inhibit || $Coro::current == $Coro::main;
3304		3704
3305	my $signal = new Coro::Signal;	3705	my $signal = new Coro::Signal;
3306	push @WAIT_FOR_TICK_BEGIN, $signal;	3706	push @WAIT_FOR_TICK_BEGIN, $signal;
3307	$signal->wait;	3707	$signal->wait;
3308	}	3708	}
3309		3709
3310	my $min = 1e6;#d#	3710	sub tick {
3311	my $avg = 10;
3312	$TICK_WATCHER = Event->timer (
3313	reentrant => 0,
3314	parked => 1,
3315	prio => 0,
3316	at => $NEXT_TICK || $TICK,
3317	data => WF_AUTOCANCEL,
3318	cb => sub {
3319	if ($Coro::current != $Coro::main) {	3711	if ($Coro::current != $Coro::main) {
3320	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3712	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3321	unless ++$bug_warning > 10;	3713	unless ++$bug_warning > 10;
3322	return;	3714	return;
3323	}	3715	}
3324		3716
3325	$NOW = $tick_start = Event::time;
3326
3327	cf::server_tick; # one server iteration	3717	cf::server_tick; # one server iteration
3328		3718
3329	0 && sync_job {#d#	3719	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3330	for(1..10) {	3720	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3331	my $t = Event::time;	3721	Coro::async_pool {
3332	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3722	$Coro::current->{desc} = "runtime saver";
3333	or die;	3723	write_runtime_sync
3334		3724	or warn "ERROR: unable to write runtime file: $!";
3335	$map->width (50);
3336	$map->height (50);
3337	$map->alloc;
3338	$map->_load_objects ("/tmp/x.map", 1);
3339	my $t = Event::time - $t;
3340
3341	#next unless $t < 0.0013;#d#
3342	if ($t < $min) {
3343	$min = $t;
3344	}
3345	$avg = $avg * 0.99 + $t * 0.01;
3346	}
3347	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3348	exit 0;
3349	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3350	};	3725	};
		3726	}
3351		3727
3352	$RUNTIME += $TICK;
3353	$NEXT_TICK += $TICK;
3354
3355	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3356	$NEXT_RUNTIME_WRITE = $NOW + 10;
3357	Coro::async_pool {
3358	write_runtime
3359	or warn "ERROR: unable to write runtime file: $!";
3360	};
3361	}
3362
3363	# my $AFTER = Event::time;
3364	# warn $AFTER - $NOW;#d#
3365
3366	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3728	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3367	$sig->send;	3729	$sig->send;
3368	}	3730	}
3369	while (my $sig = shift @WAIT_FOR_TICK) {	3731	while (my $sig = shift @WAIT_FOR_TICK) {
3370	$sig->send;	3732	$sig->send;
3371	}	3733	}
3372		3734
3373	$NOW = Event::time;	3735	$LOAD = ($NOW - $TICK_START) / $TICK;
3374
3375	# if we are delayed by four ticks or more, skip them all
3376	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3377
3378	$TICK_WATCHER->at ($NEXT_TICK);
3379	$TICK_WATCHER->start;
3380
3381	$LOAD = ($NOW - $tick_start) / $TICK;
3382	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3736	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3383		3737
3384	_post_tick;	3738	if (0) {
3385		3739	if ($NEXT_TICK) {
3386		3740	my $jitter = $TICK_START - $NEXT_TICK;
		3741	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3742	warn "jitter $JITTER\n";#d#
		3743	}
3387	},	3744	}
3388	);	3745	}
3389		3746
3390	{	3747	{
3391	BDB::max_poll_time $TICK * 0.1;	3748	# configure BDB
3392	$BDB_POLL_WATCHER = Event->io (	3749
3393	reentrant => 0,
3394	fd => BDB::poll_fileno,
3395	poll => 'r',
3396	prio => 0,
3397	data => WF_AUTOCANCEL,
3398	cb => \&BDB::poll_cb,
3399	);
3400	BDB::min_parallel 8;	3750	BDB::min_parallel 8;
3401		3751	BDB::max_poll_reqs $TICK * 0.1;
3402	BDB::set_sync_prepare {	3752	$AnyEvent::BDB::WATCHER->priority (1);
3403	my $status;
3404	my $current = $Coro::current;
3405	(
3406	sub {
3407	$status = $!;
3408	$current->ready; undef $current;
3409	},
3410	sub {
3411	Coro::schedule while defined $current;
3412	$! = $status;
3413	},
3414	)
3415	};
3416		3753
3417	unless ($DB_ENV) {	3754	unless ($DB_ENV) {
3418	$DB_ENV = BDB::db_env_create;	3755	$DB_ENV = BDB::db_env_create;
		3756	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3757	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3758	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3759	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3760	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3419		3761
3420	cf::sync_job {	3762	cf::sync_job {
3421	eval {	3763	eval {
3422	BDB::db_env_open	3764	BDB::db_env_open
3423	$DB_ENV,	3765	$DB_ENV,
…		…
3425	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3767	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3426	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3768	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3427	0666;	3769	0666;
3428		3770
3429	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3771	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3430
3431	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3432	$DB_ENV->set_lk_detect;
3433	};	3772	};
3434		3773
3435	cf::cleanup "db_env_open(db): $@" if $@;	3774	cf::cleanup "db_env_open(db): $@" if $@;
3436	};	3775	};
3437	}	3776	}
		3777
		3778	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3779	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3780	};
		3781	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3782	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3783	};
		3784	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3785	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3786	};
3438	}	3787	}
3439		3788
3440	{	3789	{
		3790	# configure IO::AIO
		3791
3441	IO::AIO::min_parallel 8;	3792	IO::AIO::min_parallel 8;
3442
3443	undef $Coro::AIO::WATCHER;
3444	IO::AIO::max_poll_time $TICK * 0.1;	3793	IO::AIO::max_poll_time $TICK * 0.1;
3445	$AIO_POLL_WATCHER = Event->io (	3794	undef $AnyEvent::AIO::WATCHER;
3446	reentrant => 0,
3447	data => WF_AUTOCANCEL,
3448	fd => IO::AIO::poll_fileno,
3449	poll => 'r',
3450	prio => 6,
3451	cb => \&IO::AIO::poll_cb,
3452	);
3453	}	3795	}
3454		3796
3455	my $_log_backtrace;	3797	my $_log_backtrace;
3456		3798
3457	sub _log_backtrace {	3799	sub _log_backtrace {
…		…
3461		3803
3462	# limit the # of concurrent backtraces	3804	# limit the # of concurrent backtraces
3463	if ($_log_backtrace < 2) {	3805	if ($_log_backtrace < 2) {
3464	++$_log_backtrace;	3806	++$_log_backtrace;
3465	async {	3807	async {
		3808	$Coro::current->{desc} = "abt $msg";
		3809
3466	my @bt = fork_call {	3810	my @bt = fork_call {
3467	@addr = map { sprintf "%x", $_ } @addr;	3811	@addr = map { sprintf "%x", $_ } @addr;
3468	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3812	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3469	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3813	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3470	or die "addr2line: $!";	3814	or die "addr2line: $!";

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