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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.335 by root, Mon Aug 20 22:21:48 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 1.4 ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47		69
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		71
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		73
…		…
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our %RESOURCE;
75		98
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	99	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	100	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	101	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	102	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		103
		104	our $BDB_DEADLOCK_WATCHER;
		105	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	106	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	107	our $DB_ENV;
86		108
87	our %CFG;	109	our %CFG;
88		110
89	our $UPTIME; $UPTIME ||= time;	111	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	112	our $RUNTIME;
		113	our $NOW;
91		114
92	our %PLAYER; # all users	115	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	116	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	117	our $LINK_MAP; # the special {link} map, which is always available
95		118
96	# used to convert map paths into valid unix filenames by replacing / by ∕	119	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	120	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		121
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	122	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	123	our $LOADAVG; # same thing, but with alpha-smoothing
		124	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	125	our $TICK_START; # for load detecting purposes
102		126
103	binmode STDOUT;	127	binmode STDOUT;
104	binmode STDERR;	128	binmode STDERR;
105		129
106	# read virtual server time, if available	130	# read virtual server time, if available
…		…
159		183
160	The raw value load value from the last tick.	184	The raw value load value from the last tick.
161		185
162	=item %cf::CFG	186	=item %cf::CFG
163		187
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	188	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	189	from wherever your confdir points to.
166		190
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	191	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		192
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	193	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	211	$msg .= "\n"
188	unless $msg =~ /\n$/;	212	unless $msg =~ /\n$/;
189		213
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	214	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		215
192	utf8::encode $msg;
193	LOG llevError, $msg;	216	LOG llevError, $msg;
194	};	217	};
195	}	218	}
		219
		220	$Coro::State::DIEHOOK = sub {
		221	return unless $^S eq 0; # "eq", not "=="
		222
		223	if ($Coro::current == $Coro::main) {#d#
		224	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		225	return;#d#
		226	}#d#
		227
		228	# kill coroutine otherwise
		229	warn Carp::longmess $_[0];
		230	Coro::terminate
		231	};
		232
		233	$SIG{__DIE__} = sub { }; #d#?
196		234
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	235	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	236	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	237	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	238	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	245	for my $pkg (qw(
208	cf::global cf::attachable	246	cf::global cf::attachable
209	cf::object cf::object::player	247	cf::object cf::object::player
210	cf::client cf::player	248	cf::client cf::player
211	cf::arch cf::living	249	cf::arch cf::living
		250	cf::map cf::mapspace
212	cf::map cf::party cf::region	251	cf::party cf::region
213	)) {	252	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	253	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	254	}
217		255
218	$Event::DIED = sub {	256	$EV::DIED = sub {
219	warn "error in event callback: @_";	257	warn "error in event callback: @_";
220	};	258	};
221		259
222	#############################################################################	260	#############################################################################
223		261
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	284	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	285	$d
248	} || "[unable to dump $_[0]: '$@']";	286	} || "[unable to dump $_[0]: '$@']";
249	}	287	}
250		288
251	=item $ref = cf::from_json $json	289	=item $ref = cf::decode_json $json
252		290
253	Converts a JSON string into the corresponding perl data structure.	291	Converts a JSON string into the corresponding perl data structure.
254		292
255	=item $json = cf::to_json $ref	293	=item $json = cf::encode_json $ref
256		294
257	Converts a perl data structure into its JSON representation.	295	Converts a perl data structure into its JSON representation.
258		296
259	=cut	297	=cut
260		298
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	299	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		300
263	sub to_json ($) { $json_coder->encode ($_[0]) }	301	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	302	sub decode_json($) { $json_coder->decode ($_[0]) }
265		303
266	=item cf::lock_wait $string	304	=item cf::lock_wait $string
267		305
268	Wait until the given lock is available. See cf::lock_acquire.	306	Wait until the given lock is available. See cf::lock_acquire.
269		307
…		…
272	Wait until the given lock is available and then acquires it and returns	310	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	311	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	312	for example when the coroutine gets canceled), the lock is automatically
275	returned.	313	returned.
276		314
		315	Locks are *not* recursive, locking from the same coro twice results in a
		316	deadlocked coro.
		317
277	Lock names should begin with a unique identifier (for example, cf::map::find	318	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	319	uses map_find and cf::map::load uses map_load).
279		320
280	=item $locked = cf::lock_active $string	321	=item $locked = cf::lock_active $string
281		322
282	Return true if the lock is currently active, i.e. somebody has locked it.	323	Return true if the lock is currently active, i.e. somebody has locked it.
283		324
284	=cut	325	=cut
285		326
286	our %LOCK;	327	our %LOCK;
		328	our %LOCKER;#d#
287		329
288	sub lock_wait($) {	330	sub lock_wait($) {
289	my ($key) = @_;	331	my ($key) = @_;
		332
		333	if ($LOCKER{$key} == $Coro::current) {#d#
		334	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		335	return;#d#
		336	}#d#
290		337
291	# wait for lock, if any	338	# wait for lock, if any
292	while ($LOCK{$key}) {	339	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;	340	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;	341	Coro::schedule;
…		…
300		347
301	# wait, to be sure we are not locked	348	# wait, to be sure we are not locked
302	lock_wait $key;	349	lock_wait $key;
303		350
304	$LOCK{$key} = [];	351	$LOCK{$key} = [];
		352	$LOCKER{$key} = $Coro::current;#d#
305		353
306	Coro::guard {	354	Coro::guard {
		355	delete $LOCKER{$key};#d#
307	# wake up all waiters, to be on the safe side	356	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };	357	$_->ready for @{ delete $LOCK{$key} };
309	}	358	}
310	}	359	}
311		360
…		…
314		363
315	! ! $LOCK{$key}	364	! ! $LOCK{$key}
316	}	365	}
317		366
318	sub freeze_mainloop {	367	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	368	tick_inhibit_inc;
320		369
321	my $guard = Coro::guard {	370	Coro::guard \&tick_inhibit_dec;
322	$TICK_WATCHER->start;	371	}
323	};	372
324	$TICK_WATCHER->stop;	373	=item cf::periodic $interval, $cb
325	$guard	374
		375	Like EV::periodic, but randomly selects a starting point so that the actions
		376	get spread over timer.
		377
		378	=cut
		379
		380	sub periodic($$) {
		381	my ($interval, $cb) = @_;
		382
		383	my $start = rand List::Util::min 180, $interval;
		384
		385	EV::periodic $start, $interval, 0, $cb
326	}	386	}
327		387
328	=item cf::get_slot $time[, $priority[, $name]]	388	=item cf::get_slot $time[, $priority[, $name]]
329		389
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	390	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	401	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	402	our $SLOT_QUEUE;
343		403
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	404	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	405	$SLOT_QUEUE = Coro::async {
		406	$Coro::current->desc ("timeslot manager");
		407
346	my $signal = new Coro::Signal;	408	my $signal = new Coro::Signal;
347		409
348	while () {	410	while () {
349	next_job:	411	next_job:
350	my $avail = cf::till_tick;	412	my $avail = cf::till_tick;
…		…
358	}	420	}
359	}	421	}
360	}	422	}
361		423
362	if (@SLOT_QUEUE) {	424	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	425	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	426	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	427	$signal->wait;
366	} else {	428	} else {
367	Coro::schedule;	429	Coro::schedule;
368	}	430	}
369	}	431	}
370	};	432	};
371		433
372	sub get_slot($;$$) {	434	sub get_slot($;$$) {
		435	return if tick_inhibit || $Coro::current == $Coro::main;
		436
373	my ($time, $pri, $name) = @_;	437	my ($time, $pri, $name) = @_;
374		438
375	$time = $TICK * .6 if $time > $TICK * .6;	439	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	440	my $sig = new Coro::Signal;
377		441
…		…
391		455
392	BEGIN { *async = \&Coro::async_pool }	456	BEGIN { *async = \&Coro::async_pool }
393		457
394	=item cf::sync_job { BLOCK }	458	=item cf::sync_job { BLOCK }
395		459
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	460	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	461	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	462	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	463	acceptable.
400		464
401	If it must be done, put the blocking parts into C<sync_job>. This will run	465	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	466	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		471
408	sub sync_job(&) {	472	sub sync_job(&) {
409	my ($job) = @_;	473	my ($job) = @_;
410		474
411	if ($Coro::current == $Coro::main) {	475	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	476	my $time = EV::time;
413		477
414	# this is the main coro, too bad, we have to block	478	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	479	# till the operation succeeds, freezing the server :/
416		480
417	# TODO: use suspend/resume instead	481	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	482
419	my $freeze_guard = freeze_mainloop;	483	my $freeze_guard = freeze_mainloop;
420		484
421	my $busy = 1;	485	my $busy = 1;
422	my @res;	486	my @res;
423		487
424	(async {	488	(async {
		489	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	490	@res = eval { $job->() };
426	warn $@ if $@;	491	warn $@ if $@;
427	undef $busy;	492	undef $busy;
428	})->prio (Coro::PRIO_MAX);	493	})->prio (Coro::PRIO_MAX);
429		494
430	while ($busy) {	495	while ($busy) {
431	Coro::cede or Event::one_event;	496	if (Coro::nready) {
		497	Coro::cede_notself;
		498	} else {
		499	EV::loop EV::LOOP_ONESHOT;
432	}	500	}
		501	}
433		502
434	$time = Event::time - $time;	503	my $time = EV::time - $time;
435		504
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	505	$TICK_START += $time; # do not account sync jobs to server load
440		506
441	wantarray ? @res : $res[0]	507	wantarray ? @res : $res[0]
442	} else {	508	} else {
443	# we are in another coroutine, how wonderful, everything just works	509	# we are in another coroutine, how wonderful, everything just works
444		510
…		…
469	=item fork_call { }, $args	535	=item fork_call { }, $args
470		536
471	Executes the given code block with the given arguments in a seperate	537	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	538	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	539	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	540	never block itself or use any form of event handling.
475		541
476	=cut	542	=cut
477		543
478	sub fork_call(&@) {	544	sub fork_call(&@) {
479	my ($cb, @args) = @_;	545	my ($cb, @args) = @_;
480		546
481	# we seemingly have to make a local copy of the whole thing,	547	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	548	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	549	# TODO: investigate and fix (likely this will be rather laborious)
484		550
485	my @res = Coro::Util::fork_eval {	551	my @res = Coro::Util::fork_eval {
486	reset_signals;	552	reset_signals;
487	&$cb	553	&$cb
488	}, @args;	554	}, @args;
489		555
490	wantarray ? @res : $res[-1]	556	wantarray ? @res : $res[-1]
491	}	557	}
492		558
		559	=item $coin = coin_from_name $name
		560
		561	=cut
		562
		563	our %coin_alias = (
		564	"silver" => "silvercoin",
		565	"silvercoin" => "silvercoin",
		566	"silvercoins" => "silvercoin",
		567	"gold" => "goldcoin",
		568	"goldcoin" => "goldcoin",
		569	"goldcoins" => "goldcoin",
		570	"platinum" => "platinacoin",
		571	"platinumcoin" => "platinacoin",
		572	"platinumcoins" => "platinacoin",
		573	"platina" => "platinacoin",
		574	"platinacoin" => "platinacoin",
		575	"platinacoins" => "platinacoin",
		576	"royalty" => "royalty",
		577	"royalties" => "royalty",
		578	);
		579
		580	sub coin_from_name($) {
		581	$coin_alias{$_[0]}
		582	? cf::arch::find $coin_alias{$_[0]}
		583	: undef
		584	}
		585
493	=item $value = cf::db_get $family => $key	586	=item $value = cf::db_get $family => $key
494		587
495	Returns a single value from the environment database.	588	Returns a single value from the environment database.
496		589
497	=item cf::db_put $family => $key => $value	590	=item cf::db_put $family => $key => $value
498		591
499	Stores the given C<$value> in the family. It can currently store binary	592	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	593	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		594
		595	=item $db = cf::db_table "name"
		596
		597	Create and/or open a new database table. The string must not be "db" and must be unique
		598	within each server.
		599
502	=cut	600	=cut
		601
		602	sub db_table($) {
		603	my ($name) = @_;
		604	my $db = BDB::db_create $DB_ENV;
		605
		606	eval {
		607	$db->set_flags (BDB::CHKSUM);
		608
		609	utf8::encode $name;
		610	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		611	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		612	cf::cleanup "db_open(db): $!" if $!;
		613	};
		614	cf::cleanup "db_open(db): $@" if $@;
		615
		616	$db
		617	}
503		618
504	our $DB;	619	our $DB;
505		620
506	sub db_init {	621	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	622	cf::sync_job {
511	eval {	623	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	624	};
521	}	625	}
522		626
523	sub db_get($$) {	627	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	628	my $key = "$_[0]/$_[1]";
525		629
…		…
575	if (1) {	679	if (1) {
576	$md5 =	680	$md5 =
577	join "\x00",	681	join "\x00",
578	$processversion,	682	$processversion,
579	map {	683	map {
580	Coro::cede;	684	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	685	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	686	} 0.. $#$src;
583		687
584		688
585	my $dbmd5 = db_get cache => "$id/md5";	689	my $dbmd5 = db_get cache => "$id/md5";
…		…
629	attach callbacks/event handlers (a collection of which is called an "attachment")	733	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	734	to it. All such attachable objects support the following methods.
631		735
632	In the following description, CLASS can be any of C<global>, C<object>	736	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	737	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	738	Deliantra).
635		739
636	=over 4	740	=over 4
637		741
638	=item $attachable->attach ($attachment, key => $value...)	742	=item $attachable->attach ($attachment, key => $value...)
639		743
…		…
921	}	1025	}
922		1026
923	0	1027	0
924	}	1028	}
925		1029
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1030	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1031
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1033
930	Generate an object-specific event with the given arguments.	1034	Generate an object-specific event with the given arguments.
931		1035
…		…
937		1041
938	=cut	1042	=cut
939		1043
940	#############################################################################	1044	#############################################################################
941	# object support	1045	# object support
942	#
943		1046
		1047	sub _object_equal($$);
		1048	sub _object_equal($$) {
		1049	my ($a, $b) = @_;
		1050
		1051	return 0 unless (ref $a) eq (ref $b);
		1052
		1053	if ("HASH" eq ref $a) {
		1054	my @ka = keys %$a;
		1055	my @kb = keys %$b;
		1056
		1057	return 0 if @ka != @kb;
		1058
		1059	for (0 .. $#ka) {
		1060	return 0 unless $ka[$_] eq $kb[$_];
		1061	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1062	}
		1063
		1064	} elsif ("ARRAY" eq ref $a) {
		1065
		1066	return 0 if @$a != @$b;
		1067
		1068	for (0 .. $#$a) {
		1069	return 0 unless _object_equal $a->[$_], $b->[$_];
		1070	}
		1071
		1072	} elsif ($a ne $b) {
		1073	return 0;
		1074	}
		1075
		1076	1
		1077	}
		1078
		1079	our $SLOW_MERGES;#d#
944	sub _can_merge {	1080	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1081	my ($ob1, $ob2) = @_;
946		1082
947	local $Storable::canonical = 1;	1083	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1084
951	$fob1 eq $fob2	1085	# we do the slow way here
		1086	return _object_equal $ob1, $ob2
952	}	1087	}
953		1088
954	sub reattach {	1089	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1090	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1091	my ($obj) = @_;
957		1092
		1093	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1094	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1095
960	my $registry = $obj->registry;	1096	my $registry = $obj->registry;
961		1097
962	@$registry = ();	1098	@$registry = ();
963		1099
…		…
978	cf::attachable->attach (	1114	cf::attachable->attach (
979	prio => -1000000,	1115	prio => -1000000,
980	on_instantiate => sub {	1116	on_instantiate => sub {
981	my ($obj, $data) = @_;	1117	my ($obj, $data) = @_;
982		1118
983	$data = from_json $data;	1119	$data = decode_json $data;
984		1120
985	for (@$data) {	1121	for (@$data) {
986	my ($name, $args) = @$_;	1122	my ($name, $args) = @$_;
987		1123
988	$obj->attach ($name, %{$args || {} });	1124	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1140	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1141	my ($filename, $rdata, $objs) = @_;
1006		1142
1007	sync_job {	1143	sync_job {
1008	if (length $$rdata) {	1144	if (length $$rdata) {
		1145	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1146	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1147	$decname, length $$rdata, scalar @$objs;
1011		1148
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1149	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1150	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1151	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1152	aio_fsync $fh if $cf::USE_FSYNC;
1016	close $fh;	1153	aio_close $fh;
1017		1154
1018	if (@$objs) {	1155	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1158	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1159	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1160	aio_fsync $fh if $cf::USE_FSYNC;
1024	close $fh;	1161	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1162	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1163	}
1027	} else {	1164	} else {
1028	aio_unlink "$filename.pst";	1165	aio_unlink "$filename.pst";
1029	}	1166	}
…		…
1034	}	1171	}
1035	} else {	1172	} else {
1036	aio_unlink $filename;	1173	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1174	aio_unlink "$filename.pst";
1038	}	1175	}
1039	}	1176	};
1040	}	1177	}
1041		1178
1042	sub object_freezer_as_string {	1179	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1180	my ($rdata, $objs) = @_;
1044		1181
…		…
1056	or return;	1193	or return;
1057		1194
1058	unless (aio_stat "$filename.pst") {	1195	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1196	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1197	or return;
		1198
1061	$av = eval { (Storable::thaw $av)->{objs} };	1199	my $st = eval { Coro::Storable::thaw $av };
		1200	$av = $st->{objs};
1062	}	1201	}
1063		1202
		1203	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1204	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1205	$decname, length $data, scalar @{$av || []};
		1206
1066	return ($data, $av);	1207	($data, $av)
1067	}	1208	}
1068		1209
1069	=head2 COMMAND CALLBACKS	1210	=head2 COMMAND CALLBACKS
1070		1211
1071	=over 4	1212	=over 4
…		…
1149	my ($type, $reply, @payload) =	1290	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1291	"ARRAY" eq ref $msg
1151	? @$msg	1292	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1293	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1294
		1295	my @reply;
		1296
1154	if (my $cb = $EXTCMD{$type}) {	1297	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1298	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1299	}
		1300
		1301	$pl->ext_reply ($reply, @reply)
		1302	if $reply;
		1303
1160	} else {	1304	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1305	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1306	}
1163		1307
1164	cf::override;	1308	cf::override;
…		…
1191		1335
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1336	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1337	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1338
1195	$ext{source} =	1339	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1340	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1341	. "#line 1 \"$path\"\n{\n"
1198	. $source	1342	. $source
1199	. "\n};\n1";	1343	. "\n};\n1";
1200		1344
1201	$todo{$base} = \%ext;	1345	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1361	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1362	: "$v->{base}: extension inactive.\n";
1219		1363
1220	if (exists $v->{meta}{mandatory}) {	1364	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1365	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1366	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1367	}
1225		1368
1226	warn $msg;	1369	warn $msg;
1227	}	1370	}
1228		1371
…		…
1253	use Coro::AIO;	1396	use Coro::AIO;
1254		1397
1255	=head3 cf::player	1398	=head3 cf::player
1256		1399
1257	=over 4	1400	=over 4
		1401
		1402	=item cf::player::num_playing
		1403
		1404	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1405
		1406	=cut
		1407
		1408	sub num_playing {
		1409	scalar grep
		1410	$_->ob->map
		1411	&& !$_->hidden
		1412	&& !$_->ob->flag (cf::FLAG_WIZ),
		1413	cf::player::list
		1414	}
1258		1415
1259	=item cf::player::find $login	1416	=item cf::player::find $login
1260		1417
1261	Returns the given player object, loading it if necessary (might block).	1418	Returns the given player object, loading it if necessary (might block).
1262		1419
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1455	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1456	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1457	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1458	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1459
1303	my $pl = load_pl path $login	1460	my $f = new_from_file cf::object::thawer path $login
1304	or return;	1461	or return;
		1462
		1463	my $pl = cf::player::load_pl $f
		1464	or return;
		1465
		1466	local $cf::PLAYER_LOADING{$login} = $pl;
		1467	$f->resolve_delayed_derefs;
1305	$cf::PLAYER{$login} = $pl	1468	$cf::PLAYER{$login} = $pl
1306	}	1469	}
1307	}	1470	}
1308	}	1471	}
1309		1472
…		…
1318	return if $pl->{deny_save};	1481	return if $pl->{deny_save};
1319		1482
1320	aio_mkdir playerdir $pl, 0770;	1483	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1484	$pl->{last_save} = $cf::RUNTIME;
1322		1485
		1486	cf::get_slot 0.01;
		1487
1323	$pl->save_pl ($path);	1488	$pl->save_pl ($path);
1324	Coro::cede;	1489	cf::cede_to_tick;
1325	}	1490	}
1326		1491
1327	sub new($) {	1492	sub new($) {
1328	my ($login) = @_;	1493	my ($login) = @_;
1329		1494
…		…
1358	my ($pl) = @_;	1523	my ($pl) = @_;
1359		1524
1360	my $name = $pl->ob->name;	1525	my $name = $pl->ob->name;
1361		1526
1362	$pl->{deny_save} = 1;	1527	$pl->{deny_save} = 1;
1363	$pl->password ("*"); # this should lock out the player until we nuked the dir	1528	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1364		1529
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1530	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1531	$pl->deactivate;
		1532	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1533	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1534	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1535	$pl->ns->destroy if $pl->ns;
1369		1536
1370	my $path = playerdir $pl;	1537	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1538	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1574	or return [];
1408		1575
1409	my @logins;	1576	my @logins;
1410		1577
1411	for my $login (@$dirs) {	1578	for my $login (@$dirs) {
		1579	my $path = path $login;
		1580
		1581	# a .pst is a dead give-away for a valid player
		1582	# if no pst file found, open and chekc for blocked users
		1583	if (aio_stat "$path.pst") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1584	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1585	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1586	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1587	}
1415		1588
1416	utf8::decode $login;	1589	utf8::decode $login;
1417	push @logins, $login;	1590	push @logins, $login;
1418	}	1591	}
1419		1592
…		…
1450		1623
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1624	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1452		1625
1453	Expand crossfire pod fragments into protocol xml.	1626	Expand crossfire pod fragments into protocol xml.
1454		1627
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500
1501	=item $player->ext_reply ($msgid, @msg)	1628	=item $player->ext_reply ($msgid, @msg)
1502		1629
1503	Sends an ext reply to the player.	1630	Sends an ext reply to the player.
1504		1631
1505	=cut	1632	=cut
1506		1633
1507	sub ext_reply($$@) {	1634	sub ext_reply($$@) {
1508	my ($self, $id, @msg) = @_;	1635	my ($self, $id, @msg) = @_;
1509		1636
1510	if ($self->ns->extcmd == 2) {	1637	$self->ns->ext_reply ($id, @msg)
1511	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1512	} elsif ($self->ns->extcmd == 1) {
1513	#TODO: version 1, remove
1514	unshift @msg, msgtype => "reply", msgid => $id;
1515	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1516	}
1517	}	1638	}
1518		1639
1519	=item $player->ext_msg ($type, @msg)	1640	=item $player->ext_msg ($type, @msg)
1520		1641
1521	Sends an ext event to the client.	1642	Sends an ext event to the client.
…		…
1577	our $MAX_RESET = 3600;	1698	our $MAX_RESET = 3600;
1578	our $DEFAULT_RESET = 3000;	1699	our $DEFAULT_RESET = 3000;
1579		1700
1580	sub generate_random_map {	1701	sub generate_random_map {
1581	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
1582	# mit "rum" bekleckern, nicht	1706	# mit "rum" bekleckern, nicht
1583	$self->_create_random_map (	1707	$self->_create_random_map (
1584	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1708	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1585	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1709	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1586	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1710	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1708		1832
1709	# the temporary/swap location	1833	# the temporary/swap location
1710	sub save_path {	1834	sub save_path {
1711	my ($self) = @_;	1835	my ($self) = @_;
1712		1836
1713	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1837	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1714	"$TMPDIR/$path.map"	1838	"$TMPDIR/$path.map"
1715	}	1839	}
1716		1840
1717	# the unique path, undef == no special unique path	1841	# the unique path, undef == no special unique path
1718	sub uniq_path {	1842	sub uniq_path {
1719	my ($self) = @_;	1843	my ($self) = @_;
1720		1844
1721	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1845	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1722	"$UNIQUEDIR/$path"	1846	"$UNIQUEDIR/$path"
1723	}	1847	}
1724		1848
1725	# and all this just because we cannot iterate over	1849	# and all this just because we cannot iterate over
1726	# all maps in C++...	1850	# all maps in C++...
…		…
1749		1873
1750	sub load_header_from($) {	1874	sub load_header_from($) {
1751	my ($self, $path) = @_;	1875	my ($self, $path) = @_;
1752		1876
1753	utf8::encode $path;	1877	utf8::encode $path;
1754	#aio_open $path, O_RDONLY, 0	1878	my $f = new_from_file cf::object::thawer $path
1755	# or return;
1756
1757	$self->_load_header ($path)
1758	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;
1759		1886
1760	$self->{load_path} = $path;	1887	$self->{load_path} = $path;
1761		1888
1762	1	1889	1
1763	}	1890	}
…		…
1817	sub find {	1944	sub find {
1818	my ($path, $origin) = @_;	1945	my ($path, $origin) = @_;
1819		1946
1820	$path = normalise $path, $origin && $origin->path;	1947	$path = normalise $path, $origin && $origin->path;
1821		1948
		1949	cf::lock_wait "map_data:$path";#d#remove
1822	cf::lock_wait "map_find:$path";	1950	cf::lock_wait "map_find:$path";
1823		1951
1824	$cf::MAP{$path} || do {	1952	$cf::MAP{$path} || do {
		1953	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1825	my $guard = cf::lock_acquire "map_find:$path";	1954	my $guard2 = cf::lock_acquire "map_find:$path";
		1955
1826	my $map = new_from_path cf::map $path	1956	my $map = new_from_path cf::map $path
1827	or return;	1957	or return;
1828		1958
1829	$map->{last_save} = $cf::RUNTIME;	1959	$map->{last_save} = $cf::RUNTIME;
1830		1960
…		…
1832	or return;	1962	or return;
1833		1963
1834	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1964	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1835	# doing this can freeze the server in a sync job, obviously	1965	# doing this can freeze the server in a sync job, obviously
1836	#$cf::WAIT_FOR_TICK->wait;	1966	#$cf::WAIT_FOR_TICK->wait;
		1967	undef $guard2;
		1968	undef $guard1;
1837	$map->reset;	1969	$map->reset;
1838	undef $guard;
1839	return find $path;	1970	return find $path;
1840	}	1971	}
1841		1972
1842	$cf::MAP{$path} = $map	1973	$cf::MAP{$path} = $map
1843	}	1974	}
…		…
1852	local $self->{deny_reset} = 1; # loading can take a long time	1983	local $self->{deny_reset} = 1; # loading can take a long time
1853		1984
1854	my $path = $self->{path};	1985	my $path = $self->{path};
1855		1986
1856	{	1987	{
1857	my $guard = cf::lock_acquire "map_load:$path";	1988	my $guard = cf::lock_acquire "map_data:$path";
1858		1989
		1990	return unless $self->valid;
1859	return if $self->in_memory != cf::MAP_SWAPPED;	1991	return unless $self->in_memory == cf::MAP_SWAPPED;
1860		1992
1861	$self->in_memory (cf::MAP_LOADING);	1993	$self->in_memory (cf::MAP_LOADING);
1862		1994
1863	$self->alloc;	1995	$self->alloc;
1864		1996
1865	$self->pre_load;	1997	$self->pre_load;
1866	Coro::cede;	1998	cf::cede_to_tick;
1867		1999
		2000	my $f = new_from_file cf::object::thawer $self->{load_path};
		2001	$f->skip_block;
1868	$self->_load_objects ($self->{load_path}, 1)	2002	$self->_load_objects ($f)
1869	or return;	2003	or return;
1870		2004
1871	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2005	$self->post_load_original
1872	if delete $self->{load_original};	2006	if delete $self->{load_original};
1873		2007
1874	if (my $uniq = $self->uniq_path) {	2008	if (my $uniq = $self->uniq_path) {
1875	utf8::encode $uniq;	2009	utf8::encode $uniq;
1876	if (aio_open $uniq, O_RDONLY, 0) {	2010	unless (aio_stat $uniq) {
		2011	if (my $f = new_from_file cf::object::thawer $uniq) {
1877	$self->clear_unique_items;	2012	$self->clear_unique_items;
1878	$self->_load_objects ($uniq, 0);	2013	$self->_load_objects ($f);
		2014	$f->resolve_delayed_derefs;
		2015	}
1879	}	2016	}
1880	}	2017	}
1881		2018
1882	Coro::cede;	2019	$f->resolve_delayed_derefs;
		2020
		2021	cf::cede_to_tick;
1883	# now do the right thing for maps	2022	# now do the right thing for maps
1884	$self->link_multipart_objects;	2023	$self->link_multipart_objects;
1885	$self->difficulty ($self->estimate_difficulty)	2024	$self->difficulty ($self->estimate_difficulty)
1886	unless $self->difficulty;	2025	unless $self->difficulty;
1887	Coro::cede;	2026	cf::cede_to_tick;
1888		2027
1889	unless ($self->{deny_activate}) {	2028	unless ($self->{deny_activate}) {
1890	$self->decay_objects;	2029	$self->decay_objects;
1891	$self->fix_auto_apply;	2030	$self->fix_auto_apply;
1892	$self->update_buttons;	2031	$self->update_buttons;
1893	Coro::cede;	2032	cf::cede_to_tick;
1894	$self->set_darkness_map;	2033	$self->set_darkness_map;
1895	Coro::cede;	2034	cf::cede_to_tick;
1896	$self->activate;	2035	$self->activate;
1897	}	2036	}
1898		2037
1899	$self->{last_save} = $cf::RUNTIME;	2038	$self->{last_save} = $cf::RUNTIME;
1900	$self->last_access ($cf::RUNTIME);	2039	$self->last_access ($cf::RUNTIME);
1901		2040
1902	$self->in_memory (cf::MAP_IN_MEMORY);	2041	$self->in_memory (cf::MAP_ACTIVE);
1903	}	2042	}
1904		2043
1905	$self->post_load;	2044	$self->post_load;
1906	}	2045	}
1907		2046
…		…
1950	}	2089	}
1951		2090
1952	sub do_load_sync {	2091	sub do_load_sync {
1953	my ($map) = @_;	2092	my ($map) = @_;
1954		2093
		2094	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2095	if $Coro::current == $Coro::main;
		2096
1955	cf::sync_job { $map->load };	2097	cf::sync_job { $map->load };
1956	}	2098	}
1957		2099
1958	our %MAP_PREFETCH;	2100	our %MAP_PREFETCH;
1959	our $MAP_PREFETCHER = undef;	2101	our $MAP_PREFETCHER = undef;
1960		2102
1961	sub find_async {	2103	sub find_async {
1962	my ($path, $origin) = @_;	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 $map->in_memory == cf::MAP_IN_MEMORY;	2109	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2110	}
1969		2111
1970	undef $MAP_PREFETCH{$path};	2112	$MAP_PREFETCH{$path} |= $load;
		2113
1971	$MAP_PREFETCHER ||= cf::async {	2114	$MAP_PREFETCHER ||= cf::async {
		2115	$Coro::current->{desc} = "map prefetcher";
		2116
1972	while (%MAP_PREFETCH) {	2117	while (%MAP_PREFETCH) {
1973	for my $path (keys %MAP_PREFETCH) {	2118	while (my ($k, $v) = each %MAP_PREFETCH) {
1974	if (my $map = find $path) {	2119	if (my $map = find $k) {
1975	$map->load;	2120	$map->load if $v;
1976	}	2121	}
1977		2122
1978	delete $MAP_PREFETCH{$path};	2123	delete $MAP_PREFETCH{$k};
1979	}	2124	}
1980	}	2125	}
1981	undef $MAP_PREFETCHER;	2126	undef $MAP_PREFETCHER;
1982	};	2127	};
1983	$MAP_PREFETCHER->prio (6);	2128	$MAP_PREFETCHER->prio (6);
…		…
1986	}	2131	}
1987		2132
1988	sub save {	2133	sub save {
1989	my ($self) = @_;	2134	my ($self) = @_;
1990		2135
1991	my $lock = cf::lock_acquire "map_data:" . $self->path;	2136	my $lock = cf::lock_acquire "map_data:$self->{path}";
1992		2137
1993	$self->{last_save} = $cf::RUNTIME;	2138	$self->{last_save} = $cf::RUNTIME;
1994		2139
1995	return unless $self->dirty;	2140	return unless $self->dirty;
1996		2141
…		…
2002	return if $self->{deny_save};	2147	return if $self->{deny_save};
2003		2148
2004	local $self->{last_access} = $self->last_access;#d#	2149	local $self->{last_access} = $self->last_access;#d#
2005		2150
2006	cf::async {	2151	cf::async {
		2152	$Coro::current->{desc} = "map player save";
2007	$_->contr->save for $self->players;	2153	$_->contr->save for $self->players;
2008	};	2154	};
		2155
		2156	cf::get_slot 0.02;
2009		2157
2010	if ($uniq) {	2158	if ($uniq) {
2011	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2159	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2012	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2160	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2013	} else {	2161	} else {
…		…
2019	my ($self) = @_;	2167	my ($self) = @_;
2020		2168
2021	# save first because save cedes	2169	# save first because save cedes
2022	$self->save;	2170	$self->save;
2023		2171
2024	my $lock = cf::lock_acquire "map_data:" . $self->path;	2172	my $lock = cf::lock_acquire "map_data:$self->{path}";
2025		2173
2026	return if $self->players;	2174	return if $self->players;
2027	return if $self->in_memory != cf::MAP_IN_MEMORY;	2175	return if $self->in_memory != cf::MAP_ACTIVE;
2028	return if $self->{deny_save};	2176	return if $self->{deny_save};
2029		2177
		2178	$self->in_memory (cf::MAP_SWAPPED);
		2179
		2180	$self->deactivate;
		2181	$_->clear_links_to ($self) for values %cf::MAP;
2030	$self->clear;	2182	$self->clear;
2031	$self->in_memory (cf::MAP_SWAPPED);
2032	}	2183	}
2033		2184
2034	sub reset_at {	2185	sub reset_at {
2035	my ($self) = @_;	2186	my ($self) = @_;
2036		2187
…		…
2068	if $uniq;	2219	if $uniq;
2069	}	2220	}
2070		2221
2071	delete $cf::MAP{$self->path};	2222	delete $cf::MAP{$self->path};
2072		2223
		2224	$self->deactivate;
		2225	$_->clear_links_to ($self) for values %cf::MAP;
2073	$self->clear;	2226	$self->clear;
2074
2075	$_->clear_links_to ($self) for values %cf::MAP;
2076		2227
2077	$self->unlink_save;	2228	$self->unlink_save;
2078	$self->destroy;	2229	$self->destroy;
2079	}	2230	}
2080		2231
2081	my $nuke_counter = "aaaa";	2232	my $nuke_counter = "aaaa";
2082		2233
2083	sub nuke {	2234	sub nuke {
2084	my ($self) = @_;	2235	my ($self) = @_;
2085		2236
		2237	{
		2238	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2239
2086	delete $cf::MAP{$self->path};	2240	delete $cf::MAP{$self->path};
2087		2241
2088	$self->unlink_save;	2242	$self->unlink_save;
2089		2243
2090	bless $self, "cf::map";	2244	bless $self, "cf::map";
2091	delete $self->{deny_reset};	2245	delete $self->{deny_reset};
2092	$self->{deny_save} = 1;	2246	$self->{deny_save} = 1;
2093	$self->reset_timeout (1);	2247	$self->reset_timeout (1);
2094	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2248	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2095		2249
2096	$cf::MAP{$self->path} = $self;	2250	$cf::MAP{$self->path} = $self;
		2251	}
2097		2252
2098	$self->reset; # polite request, might not happen	2253	$self->reset; # polite request, might not happen
2099	}	2254	}
2100		2255
2101	=item $maps = cf::map::tmp_maps	2256	=item $maps = cf::map::tmp_maps
…		…
2143		2298
2144	sub unique_maps() {	2299	sub unique_maps() {
2145	[	2300	[
2146	map {	2301	map {
2147	utf8::decode $_;	2302	utf8::decode $_;
2148	/\.map$/	2303	s/\.map$//; # TODO future compatibility hack
		2304	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2305	? ()
2149	? normalise $_	2306	: normalise $_
2150	: ()
2151	} @{ aio_readdir $UNIQUEDIR or [] }	2307	} @{ aio_readdir $UNIQUEDIR or [] }
2152	]	2308	]
2153	}	2309	}
2154		2310
2155	package cf;
2156
2157	=back	2311	=back
2158		2312
2159	=head3 cf::object	2313	=head3 cf::object
2160		2314
2161	=cut	2315	=cut
…		…
2164		2318
2165	=over 4	2319	=over 4
2166		2320
2167	=item $ob->inv_recursive	2321	=item $ob->inv_recursive
2168		2322
2169	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.
2170		2325
2171	=cut	2326	=cut
2172		2327
2173	sub inv_recursive_;	2328	sub inv_recursive_;
2174	sub inv_recursive_ {	2329	sub inv_recursive_ {
…		…
2177		2332
2178	sub inv_recursive {	2333	sub inv_recursive {
2179	inv_recursive_ inv $_[0]	2334	inv_recursive_ inv $_[0]
2180	}	2335	}
2181		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
2182	package cf;	2365	package cf;
2183		2366
2184	=back	2367	=back
2185		2368
2186	=head3 cf::object::player	2369	=head3 cf::object::player
…		…
2192	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>
2193	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
2194	dialogue with the given NPC character.	2377	dialogue with the given NPC character.
2195		2378
2196	=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	};
2197		2394
2198	# rough implementation of a future "reply" method that works	2395	# rough implementation of a future "reply" method that works
2199	# with dialog boxes.	2396	# with dialog boxes.
2200	#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
2201	sub cf::object::player::reply($$$;$) {	2398	sub cf::object::player::reply($$$;$) {
…		…
2213	my $dialog = $pl->{npc_dialog};	2410	my $dialog = $pl->{npc_dialog};
2214	$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));
2215		2412
2216	} else {	2413	} else {
2217	$msg = $npc->name . " says: $msg" if $npc;	2414	$msg = $npc->name . " says: $msg" if $npc;
2218	$self->message ($msg, $flags);	2415	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2219	}	2416	}
2220	}	2417	}
2221	}	2418	}
2222		2419
2223	=item $object->send_msg ($channel, $msg, $color, [extra...])	2420	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2331	her, loading and preparing them map, calling the provided $check callback	2528	her, loading and preparing them map, calling the provided $check callback
2332	that has to return the map if sucecssful, and then unfreezes the player on	2529	that has to return the map if sucecssful, and then unfreezes the player on
2333	the new (success) or old (failed) map position. In either case, $done will	2530	the new (success) or old (failed) map position. In either case, $done will
2334	be called at the end of this process.	2531	be called at the end of this process.
2335		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
2336	=cut	2536	=cut
2337		2537
2338	our $GOTOGEN;	2538	our $GOTOGEN;
2339		2539
2340	sub cf::object::player::goto {	2540	sub cf::object::player::goto {
…		…
2344	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2544	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2345		2545
2346	$self->enter_link;	2546	$self->enter_link;
2347		2547
2348	(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
2349	my $map = eval {	2570	my $map = eval {
2350	my $map = cf::map::find $path;	2571	my $map = defined $path ? cf::map::find $path : undef;
2351		2572
2352	if ($map) {	2573	if ($map) {
2353	$map = $map->customise_for ($self);	2574	$map = $map->customise_for ($self);
2354	$map = $check->($map) if $check && $map;	2575	$map = $check->($map) if $check && $map;
2355	} else {	2576	} else {
2356	$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);
2357	}	2578	}
2358		2579
2359	$map	2580	$map
2360	};	2581	};
2361		2582
…		…
2397	}	2618	}
2398		2619
2399	sub prepare_random_map {	2620	sub prepare_random_map {
2400	my ($exit) = @_;	2621	my ($exit) = @_;
2401		2622
2402	my $guard = cf::lock_acquire "exit_prepare:$exit";
2403
2404	# all this does is basically replace the /! path by	2623	# all this does is basically replace the /! path by
2405	# a new random map path (?random/...) with a seed	2624	# a new random map path (?random/...) with a seed
2406	# that depends on the exit object	2625	# that depends on the exit object
2407		2626
2408	my $rmp = parse_random_map_params $exit->msg;	2627	my $rmp = parse_random_map_params $exit->msg;
…		…
2410	if ($exit->map) {	2629	if ($exit->map) {
2411	$rmp->{region} = $exit->region->name;	2630	$rmp->{region} = $exit->region->name;
2412	$rmp->{origin_map} = $exit->map->path;	2631	$rmp->{origin_map} = $exit->map->path;
2413	$rmp->{origin_x} = $exit->x;	2632	$rmp->{origin_x} = $exit->x;
2414	$rmp->{origin_y} = $exit->y;	2633	$rmp->{origin_y} = $exit->y;
		2634
		2635	$exit->map->touch;
2415	}	2636	}
2416		2637
2417	$rmp->{random_seed} ||= $exit->random_seed;	2638	$rmp->{random_seed} ||= $exit->random_seed;
2418		2639
2419	my $data = cf::to_json $rmp;	2640	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2420	my $md5 = Digest::MD5::md5_hex $data;	2641	my $md5 = Digest::MD5::md5_hex $data;
2421	my $meta = "$RANDOMDIR/$md5.meta";	2642	my $meta = "$RANDOMDIR/$md5.meta";
2422		2643
2423	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2644	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2424	aio_write $fh, 0, (length $data), $data, 0;	2645	aio_write $fh, 0, (length $data), $data, 0;
2425	undef $fh;	2646	undef $fh;
2426	aio_rename "$meta~", $meta;	2647	aio_rename "$meta~", $meta;
2427		2648
		2649	my $slaying = "?random/$md5";
		2650
		2651	if ($exit->valid) {
2428	$exit->slaying ("?random/$md5");	2652	$exit->slaying ("?random/$md5");
2429	$exit->msg (undef);	2653	$exit->msg (undef);
		2654	}
2430	}	2655	}
2431	}	2656	}
2432		2657
2433	sub cf::object::player::enter_exit {	2658	sub cf::object::player::enter_exit {
2434	my ($self, $exit) = @_;	2659	my ($self, $exit) = @_;
2435		2660
2436	return unless $self->type == cf::PLAYER;	2661	return unless $self->type == cf::PLAYER;
2437		2662
2438	if ($exit->slaying eq "/!") {
2439	#TODO: this should de-fi-ni-te-ly not be a sync-job
2440	# the problem is that $exit might not survive long enough
2441	# so it needs to be done right now, right here
2442	cf::sync_job { prepare_random_map $exit };
2443	}
2444
2445	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2446	my $hp = $exit->stats->hp;
2447	my $sp = $exit->stats->sp;
2448
2449	$self->enter_link;	2663	$self->enter_link;
2450		2664
2451	# if exit is damned, update players death & WoR home-position
2452	$self->contr->savebed ($slaying, $hp, $sp)
2453	if $exit->flag (FLAG_DAMNED);
2454
2455	(async {	2665	(async {
2456	$self->deactivate_recursive; # just to be sure	2666	$Coro::current->{desc} = "enter_exit";
		2667
2457	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
2458	$self->goto ($slaying, $hp, $sp);	2683	$self->goto ($map, $x, $y);
2459		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
2460	1;	2689	1
2461	}) {	2690	}) {
2462	$self->message ("Something went wrong deep within the crossfire server. "	2691	$self->message ("Something went wrong deep within the crossfire server. "
2463	. "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. "
2464	. "Please report this to the dungeon master!",	2693	. "Please report this to the dungeon master!",
2465	cf::NDI_UNIQUE | cf::NDI_RED);	2694	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2495	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
2496	the message unless the client supports the msg packet.	2725	the message unless the client supports the msg packet.
2497		2726
2498	=cut	2727	=cut
2499		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
2500	sub cf::client::send_msg {	2787	sub cf::client::send_msg {
2501	my ($self, $channel, $msg, $color, @extra) = @_;	2788	my ($self, $channel, $msg, $color, @extra) = @_;
2502		2789
2503	$msg = $self->pl->expand_cfpod ($msg);	2790	$msg = $self->pl->expand_cfpod ($msg);
2504		2791
2505	$color &= cf::NDI_CLIENT_MASK; # just in case...	2792	$color &= cf::NDI_CLIENT_MASK; # just in case...
2506		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
2507	if (ref $channel) {	2803	} elsif (ref $channel) {
2508	# send meta info to client, if not yet sent	2804	# send meta info to client, if not yet sent
2509	unless (exists $self->{channel}{$channel->{id}}) {	2805	unless (exists $self->{channel}{$channel->{id}}) {
2510	$self->{channel}{$channel->{id}} = $channel;	2806	$self->{channel}{$channel->{id}} = $channel;
2511	$self->ext_msg (channel_info => $channel);	2807	$self->ext_msg (channel_info => $channel)
		2808	if $self->can_msg;
2512	}	2809	}
2513		2810
2514	$channel = $channel->{id};	2811	$channel = $channel->{id};
2515	}	2812	}
2516		2813
…		…
2519	if ($self->can_msg) {	2816	if ($self->can_msg) {
2520	# default colour, mask it out	2817	# default colour, mask it out
2521	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2818	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2522	if $color & cf::NDI_DEF;	2819	if $color & cf::NDI_DEF;
2523		2820
2524	$self->send_packet ("msg " . $self->{json_coder}->encode (	2821	my $pkt = "msg "
		2822	. $self->{json_coder}->encode (
2525	[$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);
2526	} else {	2837	} else {
2527	if ($color >= 0) {	2838	if ($color >= 0) {
2528	# replace some tags by gcfclient-compatible ones	2839	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {	2840	for ($msg) {
2530	1 while	2841	1 while
…		…
2557	=cut	2868	=cut
2558		2869
2559	sub cf::client::ext_msg($$@) {	2870	sub cf::client::ext_msg($$@) {
2560	my ($self, $type, @msg) = @_;	2871	my ($self, $type, @msg) = @_;
2561		2872
2562	my $extcmd = $self->extcmd;
2563
2564	if ($extcmd == 2) {	2873	if ($self->extcmd == 2) {
2565	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2874	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2566	} elsif ($extcmd == 1) { # TODO: remove	2875	} elsif ($self->extcmd == 1) { # TODO: remove
2567	push @msg, msgtype => "event_$type";	2876	push @msg, msgtype => "event_$type";
		2877	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2878	}
		2879	}
		2880
		2881	=item $client->ext_reply ($msgid, @msg)
		2882
		2883	Sends an ext reply to the client.
		2884
		2885	=cut
		2886
		2887	sub cf::client::ext_reply($$@) {
		2888	my ($self, $id, @msg) = @_;
		2889
		2890	if ($self->extcmd == 2) {
		2891	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2892	} elsif ($self->extcmd == 1) {
		2893	#TODO: version 1, remove
		2894	unshift @msg, msgtype => "reply", msgid => $id;
2568	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2895	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2569	}	2896	}
2570	}	2897	}
2571		2898
2572	=item $success = $client->query ($flags, "text", \&cb)	2899	=item $success = $client->query ($flags, "text", \&cb)
…		…
2634	my ($type, $reply, @payload) =	2961	my ($type, $reply, @payload) =
2635	"ARRAY" eq ref $msg	2962	"ARRAY" eq ref $msg
2636	? @$msg	2963	? @$msg
2637	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2964	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2638		2965
		2966	my @reply;
		2967
2639	if (my $cb = $EXTICMD{$type}) {	2968	if (my $cb = $EXTICMD{$type}) {
2640	my @reply = $cb->($ns, @payload);	2969	@reply = $cb->($ns, @payload);
2641
2642	$ns->ext_reply ($reply, @reply)
2643	if $reply;
2644	}	2970	}
		2971
		2972	$ns->ext_reply ($reply, @reply)
		2973	if $reply;
		2974
2645	} else {	2975	} else {
2646	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2976	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2647	}	2977	}
2648		2978
2649	cf::override;	2979	cf::override;
…		…
2709	=pod	3039	=pod
2710		3040
2711	The following functions and methods are available within a safe environment:	3041	The following functions and methods are available within a safe environment:
2712		3042
2713	cf::object	3043	cf::object
2714	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
2715	insert remove name archname title slaying race	3045	insert remove name archname title slaying race decrease split
2716		3046
2717	cf::object::player	3047	cf::object::player
2718	player	3048	player
2719		3049
2720	cf::player	3050	cf::player
…		…
2725		3055
2726	=cut	3056	=cut
2727		3057
2728	for (	3058	for (
2729	["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
2730	insert remove inv name archname title slaying race)],	3060	insert remove inv nrof name archname title slaying race
		3061	decrease split destroy change_exp)],
2731	["cf::object::player" => qw(player)],	3062	["cf::object::player" => qw(player)],
2732	["cf::player" => qw(peaceful)],	3063	["cf::player" => qw(peaceful)],
2733	["cf::map" => qw(trigger)],	3064	["cf::map" => qw(trigger)],
2734	) {	3065	) {
2735	no strict 'refs';	3066	no strict 'refs';
…		…
2811	# the server's init and main functions	3142	# the server's init and main functions
2812		3143
2813	sub load_facedata($) {	3144	sub load_facedata($) {
2814	my ($path) = @_;	3145	my ($path) = @_;
2815		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
2816	my $enc = JSON::XS->new->utf8->canonical;	3151	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2817		3152
2818	warn "loading facedata from $path\n";	3153	warn "loading facedata from $path\n";
2819		3154
2820	my $facedata;	3155	my $facedata;
2821	0 < aio_load $path, $facedata	3156	0 < aio_load $path, $facedata
…		…
2827	or cf::cleanup "$path: version mismatch, cannot proceed.";	3162	or cf::cleanup "$path: version mismatch, cannot proceed.";
2828		3163
2829	# patch in the exptable	3164	# patch in the exptable
2830	$facedata->{resource}{"res/exp_table"} = {	3165	$facedata->{resource}{"res/exp_table"} = {
2831	type => FT_RSRC,	3166	type => FT_RSRC,
2832	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3167	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2833	};	3168	};
2834	cf::cede_to_tick;	3169	cf::cede_to_tick;
2835		3170
2836	{	3171	{
2837	my $faces = $facedata->{faceinfo};	3172	my $faces = $facedata->{faceinfo};
2838		3173
2839	while (my ($face, $info) = each %$faces) {	3174	while (my ($face, $info) = each %$faces) {
2840	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3175	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3176
2841	cf::face::set_visibility $idx, $info->{visibility};	3177	cf::face::set_visibility $idx, $info->{visibility};
2842	cf::face::set_magicmap $idx, $info->{magicmap};	3178	cf::face::set_magicmap $idx, $info->{magicmap};
2843	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};
2844	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 $info->{data64};
2845		3181
2846	cf::cede_to_tick;	3182	cf::cede_to_tick;
2847	}	3183	}
2848		3184
2849	while (my ($face, $info) = each %$faces) {	3185	while (my ($face, $info) = each %$faces) {
2850	next unless $info->{smooth};	3186	next unless $info->{smooth};
		3187
2851	my $idx = cf::face::find $face	3188	my $idx = cf::face::find $face
2852	or next;	3189	or next;
		3190
2853	if (my $smooth = cf::face::find $info->{smooth}) {	3191	if (my $smooth = cf::face::find $info->{smooth}) {
2854	cf::face::set_smooth $idx, $smooth;	3192	cf::face::set_smooth $idx, $smooth;
2855	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3193	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2856	} else {	3194	} else {
2857	warn "smooth face '$info->{smooth}' not found for face '$face'";	3195	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2875	{	3213	{
2876	# TODO: for gcfclient pleasure, we should give resources	3214	# TODO: for gcfclient pleasure, we should give resources
2877	# that gcfclient doesn't grok a >10000 face index.	3215	# that gcfclient doesn't grok a >10000 face index.
2878	my $res = $facedata->{resource};	3216	my $res = $facedata->{resource};
2879		3217
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881
2882	while (my ($name, $info) = each %$res) {	3218	while (my ($name, $info) = each %$res) {
		3219	if (defined $info->{type}) {
2883	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3220	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2884	my $data;	3221	my $data;
2885		3222
2886	if ($info->{type} & 1) {	3223	if ($info->{type} & 1) {
2887	# prepend meta info	3224	# prepend meta info
2888		3225
2889	my $meta = $enc->encode ({	3226	my $meta = $enc->encode ({
2890	name => $name,	3227	name => $name,
2891	%{ $info->{meta} || {} },	3228	%{ $info->{meta} || {} },
2892	});	3229	});
2893		3230
2894	$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};
		3238	} else {
		3239	$RESOURCE{$name} = $info;
2895	}	3240	}
2896		3241
2897	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2898	cf::face::set_type $idx, $info->{type};
2899
2900	cf::cede_to_tick;	3242	cf::cede_to_tick;
2901	}	3243	}
2902
2903	if ($soundconf) {
2904	$soundconf = $enc->decode (delete $soundconf->{data});
2905
2906	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2907	my $sound = $soundconf->{compat}[$_]
2908	or next;
2909
2910	my $face = cf::face::find "sound/$sound->[1]";
2911	cf::sound::set $sound->[0] => $face;
2912	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2913	}
2914
2915	while (my ($k, $v) = each %{$soundconf->{event}}) {
2916	my $face = cf::face::find "sound/$v";
2917	cf::sound::set $k => $face;
2918	}
2919	}
2920	}	3244	}
		3245
		3246	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2921		3247
2922	1	3248	1
2923	}	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 => $face;
		3267	}
		3268	}
		3269	});
2924		3270
2925	register_exticmd fx_want => sub {	3271	register_exticmd fx_want => sub {
2926	my ($ns, $want) = @_;	3272	my ($ns, $want) = @_;
2927		3273
2928	while (my ($k, $v) = each %$want) {	3274	while (my ($k, $v) = each %$want) {
2929	$ns->fx_want ($k, $v);	3275	$ns->fx_want ($k, $v);
2930	}	3276	}
2931	};	3277	};
2932		3278
		3279	sub load_resource_file($) {
		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	$status
		3287	}
		3288
2933	sub reload_regions {	3289	sub reload_regions {
		3290	# HACK to clear player env face cache, we need some signal framework
		3291	# for this (global event?)
		3292	%ext::player_env::MUSIC_FACE_CACHE = ();
		3293
2934	load_resource_file "$MAPDIR/regions"	3294	load_resource_file "$MAPDIR/regions"
2935	or die "unable to load regions file\n";	3295	or die "unable to load regions file\n";
2936		3296
2937	for (cf::region::list) {	3297	for (cf::region::list) {
2938	$_->{match} = qr/$_->{match}/	3298	$_->{match} = qr/$_->{match}/
…		…
2946	}	3306	}
2947		3307
2948	sub reload_archetypes {	3308	sub reload_archetypes {
2949	load_resource_file "$DATADIR/archetypes"	3309	load_resource_file "$DATADIR/archetypes"
2950	or die "unable to load archetypes\n";	3310	or die "unable to load archetypes\n";
2951	#d# NEED to laod twice to resolve forward references
2952	# this really needs to be done in an extra post-pass
2953	# (which needs to be synchronous, so solve it differently)
2954	load_resource_file "$DATADIR/archetypes"
2955	or die "unable to load archetypes\n";
2956	}	3311	}
2957		3312
2958	sub reload_treasures {	3313	sub reload_treasures {
2959	load_resource_file "$DATADIR/treasures"	3314	load_resource_file "$DATADIR/treasures"
2960	or die "unable to load treasurelists\n";	3315	or die "unable to load treasurelists\n";
2961	}	3316	}
2962		3317
2963	sub reload_resources {	3318	sub reload_resources {
2964	warn "reloading resource files...\n";	3319	warn "reloading resource files...\n";
2965		3320
		3321	reload_facedata;
		3322	reload_archetypes;
2966	reload_regions;	3323	reload_regions;
2967	reload_facedata;
2968	#reload_archetypes;#d#
2969	reload_archetypes;
2970	reload_treasures;	3324	reload_treasures;
2971		3325
2972	warn "finished reloading resource files\n";	3326	warn "finished reloading resource files\n";
2973	}	3327	}
2974		3328
2975	sub init {	3329	sub init {
		3330	my $guard = freeze_mainloop;
		3331
		3332	evthread_start IO::AIO::poll_fileno;
		3333
2976	reload_resources;	3334	reload_resources;
2977	}	3335	}
2978		3336
2979	sub cfg_load {	3337	sub reload_config {
2980	open my $fh, "<:utf8", "$CONFDIR/config"	3338	open my $fh, "<:utf8", "$CONFDIR/config"
2981	or return;	3339	or return;
2982		3340
2983	local $/;	3341	local $/;
2984	*CFG = YAML::Syck::Load <$fh>;	3342	*CFG = YAML::Load <$fh>;
2985		3343
2986	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3344	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2987		3345
2988	$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};
2989	$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};
…		…
3000	sub main {	3358	sub main {
3001	# we must not ever block the main coroutine	3359	# we must not ever block the main coroutine
3002	local $Coro::idle = sub {	3360	local $Coro::idle = sub {
3003	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#
3004	(async {	3362	(async {
3005	Event::one_event;	3363	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3364	EV::loop EV::LOOP_ONESHOT;
3006	})->prio (Coro::PRIO_MAX);	3365	})->prio (Coro::PRIO_MAX);
3007	};	3366	};
3008		3367
3009	cfg_load;	3368	{
		3369	my $guard = freeze_mainloop;
		3370	reload_config;
3010	db_init;	3371	db_init;
3011	load_extensions;	3372	load_extensions;
3012		3373
3013	$TICK_WATCHER->start;	3374	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3375	}
		3376
3014	Event::loop;	3377	EV::loop;
3015	}	3378	}
3016		3379
3017	#############################################################################	3380	#############################################################################
3018	# initialisation and cleanup	3381	# initialisation and cleanup
3019		3382
3020	# install some emergency cleanup handlers	3383	# install some emergency cleanup handlers
3021	BEGIN {	3384	BEGIN {
		3385	our %SIGWATCHER = ();
3022	for my $signal (qw(INT HUP TERM)) {	3386	for my $signal (qw(INT HUP TERM)) {
3023	Event->signal (	3387	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3024	reentrant => 0,
3025	data => WF_AUTOCANCEL,
3026	signal => $signal,
3027	prio => 0,
3028	cb => sub {
3029	cf::cleanup "SIG$signal";	3388	cf::cleanup "SIG$signal";
3030	},
3031	);	3389	};
3032	}	3390	}
3033	}	3391	}
3034		3392
3035	sub write_runtime {	3393	sub write_runtime_sync {
3036	my $runtime = "$LOCALDIR/runtime";	3394	my $runtime = "$LOCALDIR/runtime";
3037		3395
3038	# first touch the runtime file to show we are still running:	3396	# first touch the runtime file to show we are still running:
3039	# the fsync below can take a very very long time.	3397	# the fsync below can take a very very long time.
3040		3398
…		…
3066	and return;	3424	and return;
3067		3425
3068	warn "runtime file written.\n";	3426	warn "runtime file written.\n";
3069		3427
3070	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 };
3071	}	3472	}
3072		3473
3073	sub emergency_save() {	3474	sub emergency_save() {
3074	my $freeze_guard = cf::freeze_mainloop;	3475	my $freeze_guard = cf::freeze_mainloop;
3075		3476
…		…
3081	# and maps saved/destroyed asynchronously.	3482	# and maps saved/destroyed asynchronously.
3082	warn "begin emergency player save\n";	3483	warn "begin emergency player save\n";
3083	for my $login (keys %cf::PLAYER) {	3484	for my $login (keys %cf::PLAYER) {
3084	my $pl = $cf::PLAYER{$login} or next;	3485	my $pl = $cf::PLAYER{$login} or next;
3085	$pl->valid or next;	3486	$pl->valid or next;
		3487	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3086	$pl->save;	3488	$pl->save;
3087	}	3489	}
3088	warn "end emergency player save\n";	3490	warn "end emergency player save\n";
3089		3491
3090	warn "begin emergency map save\n";	3492	warn "begin emergency map save\n";
…		…
3096	warn "end emergency map save\n";	3498	warn "end emergency map save\n";
3097		3499
3098	warn "begin emergency database checkpoint\n";	3500	warn "begin emergency database checkpoint\n";
3099	BDB::db_env_txn_checkpoint $DB_ENV;	3501	BDB::db_env_txn_checkpoint $DB_ENV;
3100	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";
3101	};	3507	};
3102		3508
3103	warn "leave emergency perl save\n";	3509	warn "leave emergency perl save\n";
3104	}	3510	}
3105		3511
…		…
3107	my ($make_core) = @_;	3513	my ($make_core) = @_;
3108		3514
3109	warn Carp::longmess "post_cleanup backtrace"	3515	warn Carp::longmess "post_cleanup backtrace"
3110	if $make_core;	3516	if $make_core;
3111	}	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
3112		3546
3113	sub do_reload_perl() {	3547	sub do_reload_perl() {
3114	# can/must only be called in main	3548	# can/must only be called in main
3115	if ($Coro::current != $Coro::main) {	3549	if ($Coro::current != $Coro::main) {
3116	warn "can only reload from main coroutine";	3550	warn "can only reload from main coroutine";
3117	return;	3551	return;
3118	}	3552	}
3119		3553
		3554	return if $RELOAD++;
		3555
		3556	while ($RELOAD) {
3120	warn "reloading...";	3557	warn "reloading...";
3121		3558
3122	warn "entering sync_job";	3559	warn "entering sync_job";
3123		3560
3124	cf::sync_job {	3561	cf::sync_job {
3125	cf::write_runtime; # external watchdog should not bark	3562	cf::write_runtime_sync; # external watchdog should not bark
3126	cf::emergency_save;	3563	cf::emergency_save;
3127	cf::write_runtime; # external watchdog should not bark	3564	cf::write_runtime_sync; # external watchdog should not bark
3128		3565
3129	warn "syncing database to disk";	3566	warn "syncing database to disk";
3130	BDB::db_env_txn_checkpoint $DB_ENV;	3567	BDB::db_env_txn_checkpoint $DB_ENV;
3131		3568
3132	# 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
3133		3570
3134	warn "cancelling all WF_AUTOCANCEL watchers";
3135	for (Event::all_watchers) {
3136	$_->cancel if $_->data & WF_AUTOCANCEL;
3137	}
3138
3139	warn "flushing outstanding aio requests";	3571	warn "flushing outstanding aio requests";
3140	for (;;) {
3141	BDB::flush;
3142	IO::AIO::flush;
3143	Coro::cede;
3144	last unless IO::AIO::nreqs || BDB::nreqs;	3572	while (IO::AIO::nreqs || BDB::nreqs) {
3145	warn "iterate...";	3573	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3146	}
3147
3148	++$RELOAD;
3149
3150	warn "cancelling all extension coros";
3151	$_->cancel for values %EXT_CORO;
3152	%EXT_CORO = ();
3153
3154	warn "removing commands";
3155	%COMMAND = ();
3156
3157	warn "removing ext/exti commands";
3158	%EXTCMD = ();
3159	%EXTICMD = ();
3160
3161	warn "unloading/nuking all extensions";
3162	for my $pkg (@EXTS) {
3163	warn "... unloading $pkg";
3164
3165	if (my $cb = $pkg->can ("unload")) {
3166	eval {
3167	$cb->($pkg);
3168	1
3169	} or warn "$pkg unloaded, but with errors: $@";
3170	}	3574	}
3171		3575
3172	warn "... nuking $pkg";	3576	warn "cancelling all extension coros";
3173	Symbol::delete_package $pkg;	3577	$_->cancel for values %EXT_CORO;
3174	}	3578	%EXT_CORO = ();
3175		3579
3176	warn "unloading all perl modules loaded from $LIBDIR";	3580	warn "removing commands";
3177	while (my ($k, $v) = each %INC) {	3581	%COMMAND = ();
3178	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3179		3582
		3583	warn "removing ext/exti commands";
		3584	%EXTCMD = ();
		3585	%EXTICMD = ();
		3586
		3587	warn "unloading/nuking all extensions";
		3588	for my $pkg (@EXTS) {
3180	warn "... unloading $k";	3589	warn "... unloading $pkg";
3181	delete $INC{$k};
3182		3590
3183	$k =~ s/\.pm$//;
3184	$k =~ s/\//::/g;
3185
3186	if (my $cb = $k->can ("unload_module")) {	3591	if (my $cb = $pkg->can ("unload")) {
		3592	eval {
3187	$cb->();	3593	$cb->($pkg);
		3594	1
		3595	} or warn "$pkg unloaded, but with errors: $@";
		3596	}
		3597
		3598	warn "... clearing $pkg";
		3599	clear_package $pkg;
3188	}	3600	}
3189		3601
3190	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;
3191	}	3617	}
3192		3618
3193	warn "getting rid of safe::, as good as possible";	3619	warn "getting rid of safe::, as good as possible";
3194	Symbol::delete_package "safe::$_"	3620	clear_package "safe::$_"
3195	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);
3196		3622
3197	warn "unloading cf.pm \"a bit\"";	3623	warn "unloading cf.pm \"a bit\"";
3198	delete $INC{"cf.pm"};	3624	delete $INC{"cf.pm"};
3199	delete $INC{"cf/pod.pm"};	3625	delete $INC{"cf/pod.pm"};
3200		3626
3201	# don't, removes xs symbols, too,	3627	# don't, removes xs symbols, too,
3202	# and global variables created in xs	3628	# and global variables created in xs
3203	#Symbol::delete_package __PACKAGE__;	3629	#clear_package __PACKAGE__;
3204		3630
3205	warn "unload completed, starting to reload now";	3631	warn "unload completed, starting to reload now";
3206		3632
3207	warn "reloading cf.pm";	3633	warn "reloading cf.pm";
3208	require cf;	3634	require cf;
3209	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3635	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3210		3636
3211	warn "loading config and database again";	3637	warn "loading config and database again";
3212	cf::cfg_load;	3638	cf::reload_config;
3213		3639
3214	warn "loading extensions";	3640	warn "loading extensions";
3215	cf::load_extensions;	3641	cf::load_extensions;
3216		3642
3217	warn "reattaching attachments to objects/players";	3643	warn "reattaching attachments to objects/players";
3218	_global_reattach; # objects, sockets	3644	_global_reattach; # objects, sockets
3219	warn "reattaching attachments to maps";	3645	warn "reattaching attachments to maps";
3220	reattach $_ for values %MAP;	3646	reattach $_ for values %MAP;
3221	warn "reattaching attachments to players";	3647	warn "reattaching attachments to players";
3222	reattach $_ for values %PLAYER;	3648	reattach $_ for values %PLAYER;
3223		3649
3224	warn "leaving sync_job";	3650	warn "leaving sync_job";
3225		3651
3226	1	3652	1
3227	} or do {	3653	} or do {
3228	warn $@;	3654	warn $@;
3229	warn "error while reloading, exiting.";	3655	cf::cleanup "error while reloading, exiting.";
3230	exit 1;
3231	};	3656	};
3232		3657
3233	warn "reloaded";	3658	warn "reloaded";
		3659	--$RELOAD;
		3660	}
3234	};	3661	};
3235		3662
3236	our $RELOAD_WATCHER; # used only during reload	3663	our $RELOAD_WATCHER; # used only during reload
3237		3664
3238	sub reload_perl() {	3665	sub reload_perl() {
3239	# doing reload synchronously and two reloads happen back-to-back,	3666	# doing reload synchronously and two reloads happen back-to-back,
3240	# coro crashes during coro_state_free->destroy here.	3667	# coro crashes during coro_state_free->destroy here.
3241		3668
3242	$RELOAD_WATCHER ||= Event->timer (	3669	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3243	reentrant => 0,
3244	after => 0,
3245	data => WF_AUTOCANCEL,
3246	cb => sub {
3247	do_reload_perl;	3670	do_reload_perl;
3248	undef $RELOAD_WATCHER;	3671	undef $RELOAD_WATCHER;
3249	},
3250	);	3672	};
3251	}	3673	}
3252		3674
3253	register_command "reload" => sub {	3675	register_command "reload" => sub {
3254	my ($who, $arg) = @_;	3676	my ($who, $arg) = @_;
3255		3677
3256	if ($who->flag (FLAG_WIZ)) {	3678	if ($who->flag (FLAG_WIZ)) {
3257	$who->message ("reloading server.");	3679	$who->message ("reloading server.");
		3680	async {
		3681	$Coro::current->{desc} = "perl_reload";
3258	async { reload_perl };	3682	reload_perl;
		3683	};
3259	}	3684	}
3260	};	3685	};
3261		3686
3262	unshift @INC, $LIBDIR;	3687	unshift @INC, $LIBDIR;
3263		3688
…		…
3265		3690
3266	our @WAIT_FOR_TICK;	3691	our @WAIT_FOR_TICK;
3267	our @WAIT_FOR_TICK_BEGIN;	3692	our @WAIT_FOR_TICK_BEGIN;
3268		3693
3269	sub wait_for_tick {	3694	sub wait_for_tick {
3270	return unless $TICK_WATCHER->is_active;
3271	return if $Coro::current == $Coro::main;	3695	return if tick_inhibit || $Coro::current == $Coro::main;
3272		3696
3273	my $signal = new Coro::Signal;	3697	my $signal = new Coro::Signal;
3274	push @WAIT_FOR_TICK, $signal;	3698	push @WAIT_FOR_TICK, $signal;
3275	$signal->wait;	3699	$signal->wait;
3276	}	3700	}
3277		3701
3278	sub wait_for_tick_begin {	3702	sub wait_for_tick_begin {
3279	return unless $TICK_WATCHER->is_active;
3280	return if $Coro::current == $Coro::main;	3703	return if tick_inhibit || $Coro::current == $Coro::main;
3281		3704
3282	my $signal = new Coro::Signal;	3705	my $signal = new Coro::Signal;
3283	push @WAIT_FOR_TICK_BEGIN, $signal;	3706	push @WAIT_FOR_TICK_BEGIN, $signal;
3284	$signal->wait;	3707	$signal->wait;
3285	}	3708	}
3286		3709
3287	my $min = 1e6;#d#	3710	sub tick {
3288	my $avg = 10;
3289	$TICK_WATCHER = Event->timer (
3290	reentrant => 0,
3291	parked => 1,
3292	prio => 0,
3293	at => $NEXT_TICK || $TICK,
3294	data => WF_AUTOCANCEL,
3295	cb => sub {
3296	if ($Coro::current != $Coro::main) {	3711	if ($Coro::current != $Coro::main) {
3297	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"
3298	unless ++$bug_warning > 10;	3713	unless ++$bug_warning > 10;
3299	return;	3714	return;
3300	}	3715	}
3301		3716
3302	$NOW = $tick_start = Event::time;
3303
3304	cf::server_tick; # one server iteration	3717	cf::server_tick; # one server iteration
3305		3718
3306	0 && sync_job {#d#	3719	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3307	for(1..10) {	3720	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3308	my $t = Event::time;	3721	Coro::async_pool {
3309	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3722	$Coro::current->{desc} = "runtime saver";
3310	or die;	3723	write_runtime_sync
3311		3724	or warn "ERROR: unable to write runtime file: $!";
3312	$map->width (50);
3313	$map->height (50);
3314	$map->alloc;
3315	$map->_load_objects ("/tmp/x.map", 1);
3316	my $t = Event::time - $t;
3317
3318	#next unless $t < 0.0013;#d#
3319	if ($t < $min) {
3320	$min = $t;
3321	}
3322	$avg = $avg * 0.99 + $t * 0.01;
3323	}
3324	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3325	exit 0;
3326	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3327	};	3725	};
		3726	}
3328		3727
3329	$RUNTIME += $TICK;
3330	$NEXT_TICK += $TICK;
3331
3332	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3333	$NEXT_RUNTIME_WRITE = $NOW + 10;
3334	Coro::async_pool {
3335	write_runtime
3336	or warn "ERROR: unable to write runtime file: $!";
3337	};
3338	}
3339
3340	# my $AFTER = Event::time;
3341	# warn $AFTER - $NOW;#d#
3342
3343	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3728	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3344	$sig->send;	3729	$sig->send;
3345	}	3730	}
3346	while (my $sig = shift @WAIT_FOR_TICK) {	3731	while (my $sig = shift @WAIT_FOR_TICK) {
3347	$sig->send;	3732	$sig->send;
3348	}	3733	}
3349		3734
3350	$NOW = Event::time;	3735	$LOAD = ($NOW - $TICK_START) / $TICK;
3351
3352	# if we are delayed by four ticks or more, skip them all
3353	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3354
3355	$TICK_WATCHER->at ($NEXT_TICK);
3356	$TICK_WATCHER->start;
3357
3358	$LOAD = ($NOW - $tick_start) / $TICK;
3359	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3736	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3360		3737
3361	_post_tick;	3738	if (0) {
3362		3739	if ($NEXT_TICK) {
3363		3740	my $jitter = $TICK_START - $NEXT_TICK;
		3741	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3742	warn "jitter $JITTER\n";#d#
		3743	}
3364	},	3744	}
3365	);	3745	}
3366		3746
3367	{	3747	{
3368	BDB::max_poll_time $TICK * 0.1;	3748	# configure BDB
3369	$BDB_POLL_WATCHER = Event->io (	3749
3370	reentrant => 0,
3371	fd => BDB::poll_fileno,
3372	poll => 'r',
3373	prio => 0,
3374	data => WF_AUTOCANCEL,
3375	cb => \&BDB::poll_cb,
3376	);
3377	BDB::min_parallel 8;	3750	BDB::min_parallel 8;
3378		3751	BDB::max_poll_reqs $TICK * 0.1;
3379	BDB::set_sync_prepare {	3752	$AnyEvent::BDB::WATCHER->priority (1);
3380	my $status;
3381	my $current = $Coro::current;
3382	(
3383	sub {
3384	$status = $!;
3385	$current->ready; undef $current;
3386	},
3387	sub {
3388	Coro::schedule while defined $current;
3389	$! = $status;
3390	},
3391	)
3392	};
3393		3753
3394	unless ($DB_ENV) {	3754	unless ($DB_ENV) {
3395	$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);
3396		3761
3397	cf::sync_job {	3762	cf::sync_job {
3398	eval {	3763	eval {
3399	BDB::db_env_open	3764	BDB::db_env_open
3400	$DB_ENV,	3765	$DB_ENV,
…		…
3402	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
3403	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3768	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3404	0666;	3769	0666;
3405		3770
3406	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3771	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3407
3408	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3409	$DB_ENV->set_lk_detect;
3410	};	3772	};
3411		3773
3412	cf::cleanup "db_env_open(db): $@" if $@;	3774	cf::cleanup "db_env_open(db): $@" if $@;
3413	};	3775	};
3414	}	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	};
3415	}	3787	}
3416		3788
3417	{	3789	{
		3790	# configure IO::AIO
		3791
3418	IO::AIO::min_parallel 8;	3792	IO::AIO::min_parallel 8;
3419
3420	undef $Coro::AIO::WATCHER;
3421	IO::AIO::max_poll_time $TICK * 0.1;	3793	IO::AIO::max_poll_time $TICK * 0.1;
3422	$AIO_POLL_WATCHER = Event->io (	3794	undef $AnyEvent::AIO::WATCHER;
3423	reentrant => 0,
3424	data => WF_AUTOCANCEL,
3425	fd => IO::AIO::poll_fileno,
3426	poll => 'r',
3427	prio => 6,
3428	cb => \&IO::AIO::poll_cb,
3429	);
3430	}	3795	}
3431		3796
3432	my $_log_backtrace;	3797	my $_log_backtrace;
3433		3798
3434	sub _log_backtrace {	3799	sub _log_backtrace {
…		…
3438		3803
3439	# limit the # of concurrent backtraces	3804	# limit the # of concurrent backtraces
3440	if ($_log_backtrace < 2) {	3805	if ($_log_backtrace < 2) {
3441	++$_log_backtrace;	3806	++$_log_backtrace;
3442	async {	3807	async {
		3808	$Coro::current->{desc} = "abt $msg";
		3809
3443	my @bt = fork_call {	3810	my @bt = fork_call {
3444	@addr = map { sprintf "%x", $_ } @addr;	3811	@addr = map { sprintf "%x", $_ } @addr;
3445	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3812	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3446	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 |"
3447	or die "addr2line: $!";	3814	or die "addr2line: $!";

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