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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.354 by root, Sun Sep 2 12:26:54 2007 UTC vs.
Revision 1.451 by root, Mon Sep 22 05:42:41 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	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
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	81	our %EXTCMD = ();
57	our %EXTICMD = ();	82	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	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	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	113	our $DB_ENV;
86		114
87	our %CFG;	115	our %CFG;
88		116
89	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
91		120
92	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
95		124
96	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		127
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
102		132
103	binmode STDOUT;	133	binmode STDOUT;
104	binmode STDERR;	134	binmode STDERR;
105		135
106	# read virtual server time, if available	136	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
111	}	141	}
112		142
113	mkdir $_	143	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		189
160	The raw value load value from the last tick.	190	The raw value load value from the last tick.
161		191
162	=item %cf::CFG	192	=item %cf::CFG
163		193
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	195	from wherever your confdir points to.
166		196
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		198
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	217	$msg .= "\n"
188	unless $msg =~ /\n$/;	218	unless $msg =~ /\n$/;
189		219
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		221
192	utf8::encode $msg;
193	LOG llevError, $msg;	222	LOG llevError, $msg;
194	};	223	};
195	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
196		240
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	251	for my $pkg (qw(
208	cf::global cf::attachable	252	cf::global cf::attachable
209	cf::object cf::object::player	253	cf::object cf::object::player
210	cf::client cf::player	254	cf::client cf::player
211	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
212	cf::map cf::party cf::region	257	cf::party cf::region
213	)) {	258	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	260	}
217		261
218	$Event::DIED = sub {	262	$EV::DIED = sub {
219	warn "error in event callback: @_";	263	warn "error in event callback: @_";
220	};	264	};
221		265
222	#############################################################################	266	#############################################################################
223		267
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	291	$d
248	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
249	}	293	}
250		294
251	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
252		296
253	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
254		298
255	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
256		300
257	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
258		302
259	=cut	303	=cut
260		304
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		306
263	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
265		309
266	=item cf::lock_wait $string	310	=item cf::lock_wait $string
267		311
268	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
269		313
…		…
285	Return true if the lock is currently active, i.e. somebody has locked it.	329	Return true if the lock is currently active, i.e. somebody has locked it.
286		330
287	=cut	331	=cut
288		332
289	our %LOCK;	333	our %LOCK;
		334	our %LOCKER;#d#
290		335
291	sub lock_wait($) {	336	sub lock_wait($) {
292	my ($key) = @_;	337	my ($key) = @_;
293		338
		339	if ($LOCKER{$key} == $Coro::current) {#d#
		340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		341	return;#d#
		342	}#d#
		343
294	# wait for lock, if any	344	# wait for lock, if any
295	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
		346	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
296	push @{ $LOCK{$key} }, $Coro::current;	347	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;	348	Coro::schedule;
298	}	349	}
299	}	350	}
300		351
…		…
303		354
304	# wait, to be sure we are not locked	355	# wait, to be sure we are not locked
305	lock_wait $key;	356	lock_wait $key;
306		357
307	$LOCK{$key} = [];	358	$LOCK{$key} = [];
		359	$LOCKER{$key} = $Coro::current;#d#
308		360
309	Coro::guard {	361	Coro::guard {
		362	delete $LOCKER{$key};#d#
310	# wake up all waiters, to be on the safe side	363	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };	364	$_->ready for @{ delete $LOCK{$key} };
312	}	365	}
313	}	366	}
314		367
…		…
317		370
318	! ! $LOCK{$key}	371	! ! $LOCK{$key}
319	}	372	}
320		373
321	sub freeze_mainloop {	374	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	375	tick_inhibit_inc;
323		376
324	my $guard = Coro::guard {	377	Coro::guard \&tick_inhibit_dec;
325	$TICK_WATCHER->start;	378	}
326	};	379
327	$TICK_WATCHER->stop;	380	=item cf::periodic $interval, $cb
328	$guard	381
		382	Like EV::periodic, but randomly selects a starting point so that the actions
		383	get spread over timer.
		384
		385	=cut
		386
		387	sub periodic($$) {
		388	my ($interval, $cb) = @_;
		389
		390	my $start = rand List::Util::min 180, $interval;
		391
		392	EV::periodic $start, $interval, 0, $cb
329	}	393	}
330		394
331	=item cf::get_slot $time[, $priority[, $name]]	395	=item cf::get_slot $time[, $priority[, $name]]
332		396
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	397	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	408	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	409	our $SLOT_QUEUE;
346		410
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	411	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	412	$SLOT_QUEUE = Coro::async {
		413	$Coro::current->desc ("timeslot manager");
		414
349	my $signal = new Coro::Signal;	415	my $signal = new Coro::Signal;
350		416
351	while () {	417	while () {
352	next_job:	418	next_job:
353	my $avail = cf::till_tick;	419	my $avail = cf::till_tick;
…		…
361	}	427	}
362	}	428	}
363	}	429	}
364		430
365	if (@SLOT_QUEUE) {	431	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	432	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	433	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	434	$signal->wait;
369	} else {	435	} else {
370	Coro::schedule;	436	Coro::schedule;
371	}	437	}
372	}	438	}
373	};	439	};
374		440
375	sub get_slot($;$$) {	441	sub get_slot($;$$) {
		442	return if tick_inhibit || $Coro::current == $Coro::main;
		443
376	my ($time, $pri, $name) = @_;	444	my ($time, $pri, $name) = @_;
377		445
378	$time = $TICK * .6 if $time > $TICK * .6;	446	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	447	my $sig = new Coro::Signal;
380		448
…		…
394		462
395	BEGIN { *async = \&Coro::async_pool }	463	BEGIN { *async = \&Coro::async_pool }
396		464
397	=item cf::sync_job { BLOCK }	465	=item cf::sync_job { BLOCK }
398		466
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	467	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	468	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	469	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	470	acceptable.
403		471
404	If it must be done, put the blocking parts into C<sync_job>. This will run	472	If it must be done, put the blocking parts into C<sync_job>. This will run
405	the given BLOCK in another coroutine while waiting for the result. The	473	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		478
411	sub sync_job(&) {	479	sub sync_job(&) {
412	my ($job) = @_;	480	my ($job) = @_;
413		481
414	if ($Coro::current == $Coro::main) {	482	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	483	my $time = EV::time;
416		484
417	# this is the main coro, too bad, we have to block	485	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	486	# till the operation succeeds, freezing the server :/
419		487
420	# TODO: use suspend/resume instead	488	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	489
422	my $freeze_guard = freeze_mainloop;	490	my $freeze_guard = freeze_mainloop;
423		491
424	my $busy = 1;	492	my $busy = 1;
425	my @res;	493	my @res;
426		494
427	(async {	495	(async {
		496	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	497	@res = eval { $job->() };
429	warn $@ if $@;	498	warn $@ if $@;
430	undef $busy;	499	undef $busy;
431	})->prio (Coro::PRIO_MAX);	500	})->prio (Coro::PRIO_MAX);
432		501
433	while ($busy) {	502	while ($busy) {
434	Coro::cede or Event::one_event;	503	if (Coro::nready) {
		504	Coro::cede_notself;
		505	} else {
		506	EV::loop EV::LOOP_ONESHOT;
435	}	507	}
		508	}
436		509
437	$time = Event::time - $time;	510	my $time = EV::time - $time;
438		511
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	512	$TICK_START += $time; # do not account sync jobs to server load
443		513
444	wantarray ? @res : $res[0]	514	wantarray ? @res : $res[0]
445	} else {	515	} else {
446	# we are in another coroutine, how wonderful, everything just works	516	# we are in another coroutine, how wonderful, everything just works
447		517
…		…
472	=item fork_call { }, $args	542	=item fork_call { }, $args
473		543
474	Executes the given code block with the given arguments in a seperate	544	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	545	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	546	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	547	never block itself or use any form of event handling.
478		548
479	=cut	549	=cut
480		550
481	sub fork_call(&@) {	551	sub fork_call(&@) {
482	my ($cb, @args) = @_;	552	my ($cb, @args) = @_;
483		553
484	# we seemingly have to make a local copy of the whole thing,	554	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	555	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	556	# TODO: investigate and fix (likely this will be rather laborious)
487		557
488	my @res = Coro::Util::fork_eval {	558	my @res = Coro::Util::fork_eval {
489	reset_signals;	559	reset_signals;
490	&$cb	560	&$cb
491	}, @args;	561	}, @args;
492		562
493	wantarray ? @res : $res[-1]	563	wantarray ? @res : $res[-1]
494	}	564	}
495		565
		566	=item $coin = coin_from_name $name
		567
		568	=cut
		569
		570	our %coin_alias = (
		571	"silver" => "silvercoin",
		572	"silvercoin" => "silvercoin",
		573	"silvercoins" => "silvercoin",
		574	"gold" => "goldcoin",
		575	"goldcoin" => "goldcoin",
		576	"goldcoins" => "goldcoin",
		577	"platinum" => "platinacoin",
		578	"platinumcoin" => "platinacoin",
		579	"platinumcoins" => "platinacoin",
		580	"platina" => "platinacoin",
		581	"platinacoin" => "platinacoin",
		582	"platinacoins" => "platinacoin",
		583	"royalty" => "royalty",
		584	"royalties" => "royalty",
		585	);
		586
		587	sub coin_from_name($) {
		588	$coin_alias{$_[0]}
		589	? cf::arch::find $coin_alias{$_[0]}
		590	: undef
		591	}
		592
496	=item $value = cf::db_get $family => $key	593	=item $value = cf::db_get $family => $key
497		594
498	Returns a single value from the environment database.	595	Returns a single value from the environment database.
499		596
500	=item cf::db_put $family => $key => $value	597	=item cf::db_put $family => $key => $value
501		598
502	Stores the given C<$value> in the family. It can currently store binary	599	Stores the given C<$value> in the family. It can currently store binary
503	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	600	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		601
		602	=item $db = cf::db_table "name"
		603
		604	Create and/or open a new database table. The string must not be "db" and must be unique
		605	within each server.
		606
505	=cut	607	=cut
		608
		609	sub db_table($) {
		610	my ($name) = @_;
		611	my $db = BDB::db_create $DB_ENV;
		612
		613	eval {
		614	$db->set_flags (BDB::CHKSUM);
		615
		616	utf8::encode $name;
		617	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		618	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		619	cf::cleanup "db_open(db): $!" if $!;
		620	};
		621	cf::cleanup "db_open(db): $@" if $@;
		622
		623	$db
		624	}
506		625
507	our $DB;	626	our $DB;
508		627
509	sub db_init {	628	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	629	cf::sync_job {
514	eval {	630	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	631	};
524	}	632	}
525		633
526	sub db_get($$) {	634	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	635	my $key = "$_[0]/$_[1]";
528		636
…		…
626		734
627	#############################################################################	735	#############################################################################
628		736
629	=head2 ATTACHABLE OBJECTS	737	=head2 ATTACHABLE OBJECTS
630		738
631	Many objects in crossfire are so-called attachable objects. That means you can	739	Many objects in deliantra are so-called attachable objects. That means you can
632	attach callbacks/event handlers (a collection of which is called an "attachment")	740	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	741	to it. All such attachable objects support the following methods.
634		742
635	In the following description, CLASS can be any of C<global>, C<object>	743	In the following description, CLASS can be any of C<global>, C<object>
636	C<player>, C<client> or C<map> (i.e. the attachable objects in	744	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	745	Deliantra).
638		746
639	=over 4	747	=over 4
640		748
641	=item $attachable->attach ($attachment, key => $value...)	749	=item $attachable->attach ($attachment, key => $value...)
642		750
…		…
686	=item cf::CLASS::attachment $name, ...	794	=item cf::CLASS::attachment $name, ...
687		795
688	Register an attachment by C<$name> through which attachable objects of the	796	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	797	given CLASS can refer to this attachment.
690		798
691	Some classes such as crossfire maps and objects can specify attachments	799	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	800	that are attached at load/instantiate time, thus the need for a name.
693		801
694	These calls expect any number of the following handler/hook descriptions:	802	These calls expect any number of the following handler/hook descriptions:
695		803
696	=over 4	804	=over 4
…		…
924	}	1032	}
925		1033
926	0	1034	0
927	}	1035	}
928		1036
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1038
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1039	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1040
933	Generate an object-specific event with the given arguments.	1041	Generate an object-specific event with the given arguments.
934		1042
…		…
940		1048
941	=cut	1049	=cut
942		1050
943	#############################################################################	1051	#############################################################################
944	# object support	1052	# object support
945	#
946		1053
		1054	sub _object_equal($$);
		1055	sub _object_equal($$) {
		1056	my ($a, $b) = @_;
		1057
		1058	return 0 unless (ref $a) eq (ref $b);
		1059
		1060	if ("HASH" eq ref $a) {
		1061	my @ka = keys %$a;
		1062	my @kb = keys %$b;
		1063
		1064	return 0 if @ka != @kb;
		1065
		1066	for (0 .. $#ka) {
		1067	return 0 unless $ka[$_] eq $kb[$_];
		1068	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1069	}
		1070
		1071	} elsif ("ARRAY" eq ref $a) {
		1072
		1073	return 0 if @$a != @$b;
		1074
		1075	for (0 .. $#$a) {
		1076	return 0 unless _object_equal $a->[$_], $b->[$_];
		1077	}
		1078
		1079	} elsif ($a ne $b) {
		1080	return 0;
		1081	}
		1082
		1083	1
		1084	}
		1085
		1086	our $SLOW_MERGES;#d#
947	sub _can_merge {	1087	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1088	my ($ob1, $ob2) = @_;
949		1089
950	local $Storable::canonical = 1;	1090	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1091
954	$fob1 eq $fob2	1092	# we do the slow way here
		1093	return _object_equal $ob1, $ob2
955	}	1094	}
956		1095
957	sub reattach {	1096	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1097	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1098	my ($obj) = @_;
960		1099
		1100	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1101	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1102
963	my $registry = $obj->registry;	1103	my $registry = $obj->registry;
964		1104
965	@$registry = ();	1105	@$registry = ();
966		1106
…		…
981	cf::attachable->attach (	1121	cf::attachable->attach (
982	prio => -1000000,	1122	prio => -1000000,
983	on_instantiate => sub {	1123	on_instantiate => sub {
984	my ($obj, $data) = @_;	1124	my ($obj, $data) = @_;
985		1125
986	$data = from_json $data;	1126	$data = decode_json $data;
987		1127
988	for (@$data) {	1128	for (@$data) {
989	my ($name, $args) = @$_;	1129	my ($name, $args) = @$_;
990		1130
991	$obj->attach ($name, %{$args || {} });	1131	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1147	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1148	my ($filename, $rdata, $objs) = @_;
1009		1149
1010	sync_job {	1150	sync_job {
1011	if (length $$rdata) {	1151	if (length $$rdata) {
		1152	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1153	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1154	$decname, length $$rdata, scalar @$objs;
1014		1155
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1158	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1159	aio_fsync $fh if $cf::USE_FSYNC;
1019	close $fh;	1160	aio_close $fh;
1020		1161
1021	if (@$objs) {	1162	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1163	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1164	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1166	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1167	aio_fsync $fh if $cf::USE_FSYNC;
1027	close $fh;	1168	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1169	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1170	}
1030	} else {	1171	} else {
1031	aio_unlink "$filename.pst";	1172	aio_unlink "$filename.pst";
1032	}	1173	}
…		…
1037	}	1178	}
1038	} else {	1179	} else {
1039	aio_unlink $filename;	1180	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1041	}	1182	}
1042	}	1183	};
1043	}	1184	}
1044		1185
1045	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1047		1188
…		…
1059	or return;	1200	or return;
1060		1201
1061	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1204	or return;
		1205
1064	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1065	}	1208	}
1066		1209
		1210	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
		1213
1069	return ($data, $av);	1214	($data, $av)
1070	}	1215	}
1071		1216
1072	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
1073		1218
1074	=over 4	1219	=over 4
…		…
1197		1342
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1343	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1344	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1345
1201	$ext{source} =	1346	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1347	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1348	. "#line 1 \"$path\"\n{\n"
1204	. $source	1349	. $source
1205	. "\n};\n1";	1350	. "\n};\n1";
1206		1351
1207	$todo{$base} = \%ext;	1352	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1368	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1369	: "$v->{base}: extension inactive.\n";
1225		1370
1226	if (exists $v->{meta}{mandatory}) {	1371	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1372	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1373	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1374	}
1231		1375
1232	warn $msg;	1376	warn $msg;
1233	}	1377	}
1234		1378
…		…
1248		1392
1249	=back	1393	=back
1250		1394
1251	=head2 CORE EXTENSIONS	1395	=head2 CORE EXTENSIONS
1252		1396
1253	Functions and methods that extend core crossfire objects.	1397	Functions and methods that extend core deliantra objects.
1254		1398
1255	=cut	1399	=cut
1256		1400
1257	package cf::player;	1401	package cf::player;
1258		1402
1259	use Coro::AIO;	1403	use Coro::AIO;
1260		1404
1261	=head3 cf::player	1405	=head3 cf::player
1262		1406
1263	=over 4	1407	=over 4
		1408
		1409	=item cf::player::num_playing
		1410
		1411	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1412
		1413	=cut
		1414
		1415	sub num_playing {
		1416	scalar grep
		1417	$_->ob->map
		1418	&& !$_->hidden
		1419	&& !$_->ob->flag (cf::FLAG_WIZ),
		1420	cf::player::list
		1421	}
1264		1422
1265	=item cf::player::find $login	1423	=item cf::player::find $login
1266		1424
1267	Returns the given player object, loading it if necessary (might block).	1425	Returns the given player object, loading it if necessary (might block).
1268		1426
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1462	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1463	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1464	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1465	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1466
1309	my $pl = load_pl path $login	1467	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1468	or return;
		1469
		1470	my $pl = cf::player::load_pl $f
		1471	or return;
		1472
		1473	local $cf::PLAYER_LOADING{$login} = $pl;
		1474	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1475	$cf::PLAYER{$login} = $pl
1312	}	1476	}
1313	}	1477	}
1314	}	1478	}
1315		1479
…		…
1323		1487
1324	return if $pl->{deny_save};	1488	return if $pl->{deny_save};
1325		1489
1326	aio_mkdir playerdir $pl, 0770;	1490	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1491	$pl->{last_save} = $cf::RUNTIME;
		1492
		1493	cf::get_slot 0.01;
1328		1494
1329	$pl->save_pl ($path);	1495	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1496	cf::cede_to_tick;
1331	}	1497	}
1332		1498
…		…
1364	my ($pl) = @_;	1530	my ($pl) = @_;
1365		1531
1366	my $name = $pl->ob->name;	1532	my $name = $pl->ob->name;
1367		1533
1368	$pl->{deny_save} = 1;	1534	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1535	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1536
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1537	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1538	$pl->deactivate;
		1539	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1540	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1541	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1542	$pl->ns->destroy if $pl->ns;
1375		1543
1376	my $path = playerdir $pl;	1544	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1545	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1416		1584
1417	for my $login (@$dirs) {	1585	for my $login (@$dirs) {
1418	my $path = path $login;	1586	my $path = path $login;
1419		1587
1420	# a .pst is a dead give-away for a valid player	1588	# a .pst is a dead give-away for a valid player
1421	unless (-e "$path.pst") {	1589	# if no pst file found, open and chekc for blocked users
		1590	if (aio_stat "$path.pst") {
1422	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1591	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1423	aio_read $fh, 0, 512, my $buf, 0 or next;	1592	aio_read $fh, 0, 512, my $buf, 0 or next;
1424	$buf !~ /^password -------------$/m or next; # official not-valid tag	1593	$buf !~ /^password -------------$/m or next; # official not-valid tag
1425	}	1594	}
1426		1595
…		…
1457	}	1626	}
1458		1627
1459	\@paths	1628	\@paths
1460	}	1629	}
1461		1630
1462	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1631	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1463		1632
1464	Expand crossfire pod fragments into protocol xml.	1633	Expand deliantra pod fragments into protocol xml.
1465
1466	=cut
1467
1468	sub expand_cfpod {
1469	((my $self), (local $_)) = @_;
1470
1471	# escape & and <
1472	s/&/&amp;/g;
1473	s/(?<![BIUGHT])</&lt;/g;
1474
1475	# this is buggy, it needs to properly take care of nested <'s
1476
1477	1 while
1478	# replace B<>, I<>, U<> etc.
1479	s/B<([^\>]*)>/<b>$1<\/b>/
1480	|| s/I<([^\>]*)>/<i>$1<\/i>/
1481	|| s/U<([^\>]*)>/<u>$1<\/u>/
1482	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1483	# replace G<male|female> tags
1484	|| s{G<([^>|]*)\|([^>]*)>}{
1485	$self->gender ? $2 : $1
1486	}ge
1487	# replace H<hint text>
1488	|| s{H<([^\>]*)>}
1489	{
1490	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1491	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1492	"")
1493	[$self->{hintmode}]
1494	}ge;
1495
1496	# create single paragraphs (very hackish)
1497	s/(?<=\S)\n(?=\w)/ /g;
1498
1499	# compress some whitespace
1500	s/\s+\n/\n/g; # ws line-ends
1501	s/\n\n+/\n/g; # double lines
1502	s/^\n+//; # beginning lines
1503	s/\n+$//; # ending lines
1504
1505	$_
1506	}
1507
1508	sub hintmode {
1509	$_[0]{hintmode} = $_[1] if @_ > 1;
1510	$_[0]{hintmode}
1511	}
1512		1634
1513	=item $player->ext_reply ($msgid, @msg)	1635	=item $player->ext_reply ($msgid, @msg)
1514		1636
1515	Sends an ext reply to the player.	1637	Sends an ext reply to the player.
1516		1638
…		…
1583	our $MAX_RESET = 3600;	1705	our $MAX_RESET = 3600;
1584	our $DEFAULT_RESET = 3000;	1706	our $DEFAULT_RESET = 3000;
1585		1707
1586	sub generate_random_map {	1708	sub generate_random_map {
1587	my ($self, $rmp) = @_;	1709	my ($self, $rmp) = @_;
		1710
		1711	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1712
1588	# mit "rum" bekleckern, nicht	1713	# mit "rum" bekleckern, nicht
1589	$self->_create_random_map (	1714	$self->_create_random_map (
1590	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1715	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1591	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1716	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1592	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1717	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1714		1839
1715	# the temporary/swap location	1840	# the temporary/swap location
1716	sub save_path {	1841	sub save_path {
1717	my ($self) = @_;	1842	my ($self) = @_;
1718		1843
1719	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1844	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1720	"$TMPDIR/$path.map"	1845	"$TMPDIR/$path.map"
1721	}	1846	}
1722		1847
1723	# the unique path, undef == no special unique path	1848	# the unique path, undef == no special unique path
1724	sub uniq_path {	1849	sub uniq_path {
1725	my ($self) = @_;	1850	my ($self) = @_;
1726		1851
1727	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1852	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1728	"$UNIQUEDIR/$path"	1853	"$UNIQUEDIR/$path"
1729	}	1854	}
1730		1855
1731	# and all this just because we cannot iterate over	1856	# and all this just because we cannot iterate over
1732	# all maps in C++...	1857	# all maps in C++...
…		…
1755		1880
1756	sub load_header_from($) {	1881	sub load_header_from($) {
1757	my ($self, $path) = @_;	1882	my ($self, $path) = @_;
1758		1883
1759	utf8::encode $path;	1884	utf8::encode $path;
1760	#aio_open $path, O_RDONLY, 0	1885	my $f = new_from_file cf::object::thawer $path
1761	# or return;
1762
1763	$self->_load_header ($path)
1764	or return;	1886	or return;
		1887
		1888	$self->_load_header ($f)
		1889	or return;
		1890
		1891	local $MAP_LOADING{$self->{path}} = $self;
		1892	$f->resolve_delayed_derefs;
1765		1893
1766	$self->{load_path} = $path;	1894	$self->{load_path} = $path;
1767		1895
1768	1	1896	1
1769	}	1897	}
…		…
1823	sub find {	1951	sub find {
1824	my ($path, $origin) = @_;	1952	my ($path, $origin) = @_;
1825		1953
1826	$path = normalise $path, $origin && $origin->path;	1954	$path = normalise $path, $origin && $origin->path;
1827		1955
		1956	cf::lock_wait "map_data:$path";#d#remove
1828	cf::lock_wait "map_find:$path";	1957	cf::lock_wait "map_find:$path";
1829		1958
1830	$cf::MAP{$path} || do {	1959	$cf::MAP{$path} || do {
		1960	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1831	my $guard = cf::lock_acquire "map_find:$path";	1961	my $guard2 = cf::lock_acquire "map_find:$path";
		1962
1832	my $map = new_from_path cf::map $path	1963	my $map = new_from_path cf::map $path
1833	or return;	1964	or return;
1834		1965
1835	$map->{last_save} = $cf::RUNTIME;	1966	$map->{last_save} = $cf::RUNTIME;
1836		1967
…		…
1838	or return;	1969	or return;
1839		1970
1840	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1971	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1841	# doing this can freeze the server in a sync job, obviously	1972	# doing this can freeze the server in a sync job, obviously
1842	#$cf::WAIT_FOR_TICK->wait;	1973	#$cf::WAIT_FOR_TICK->wait;
		1974	undef $guard2;
		1975	undef $guard1;
1843	$map->reset;	1976	$map->reset;
1844	undef $guard;
1845	return find $path;	1977	return find $path;
1846	}	1978	}
1847		1979
1848	$cf::MAP{$path} = $map	1980	$cf::MAP{$path} = $map
1849	}	1981	}
…		…
1858	local $self->{deny_reset} = 1; # loading can take a long time	1990	local $self->{deny_reset} = 1; # loading can take a long time
1859		1991
1860	my $path = $self->{path};	1992	my $path = $self->{path};
1861		1993
1862	{	1994	{
1863	my $guard1 = cf::lock_acquire "map_data:$path";	1995	my $guard = cf::lock_acquire "map_data:$path";
1864	my $guard2 = cf::lock_acquire "map_load:$path";
1865		1996
		1997	return unless $self->valid;
1866	return if $self->in_memory != cf::MAP_SWAPPED;	1998	return unless $self->in_memory == cf::MAP_SWAPPED;
1867		1999
1868	$self->in_memory (cf::MAP_LOADING);	2000	$self->in_memory (cf::MAP_LOADING);
1869		2001
1870	$self->alloc;	2002	$self->alloc;
1871		2003
1872	$self->pre_load;	2004	$self->pre_load;
1873	cf::cede_to_tick;	2005	cf::cede_to_tick;
1874		2006
		2007	my $f = new_from_file cf::object::thawer $self->{load_path};
		2008	$f->skip_block;
1875	$self->_load_objects ($self->{load_path}, 1)	2009	$self->_load_objects ($f)
1876	or return;	2010	or return;
1877		2011
1878	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2012	$self->post_load_original
1879	if delete $self->{load_original};	2013	if delete $self->{load_original};
1880		2014
1881	if (my $uniq = $self->uniq_path) {	2015	if (my $uniq = $self->uniq_path) {
1882	utf8::encode $uniq;	2016	utf8::encode $uniq;
1883	if (aio_open $uniq, O_RDONLY, 0) {	2017	unless (aio_stat $uniq) {
		2018	if (my $f = new_from_file cf::object::thawer $uniq) {
1884	$self->clear_unique_items;	2019	$self->clear_unique_items;
1885	$self->_load_objects ($uniq, 0);	2020	$self->_load_objects ($f);
		2021	$f->resolve_delayed_derefs;
		2022	}
1886	}	2023	}
1887	}	2024	}
		2025
		2026	$f->resolve_delayed_derefs;
1888		2027
1889	cf::cede_to_tick;	2028	cf::cede_to_tick;
1890	# now do the right thing for maps	2029	# now do the right thing for maps
1891	$self->link_multipart_objects;	2030	$self->link_multipart_objects;
1892	$self->difficulty ($self->estimate_difficulty)	2031	$self->difficulty ($self->estimate_difficulty)
…		…
1904	}	2043	}
1905		2044
1906	$self->{last_save} = $cf::RUNTIME;	2045	$self->{last_save} = $cf::RUNTIME;
1907	$self->last_access ($cf::RUNTIME);	2046	$self->last_access ($cf::RUNTIME);
1908		2047
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2048	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2049	}
1911		2050
1912	$self->post_load;	2051	$self->post_load;
1913	}	2052	}
1914		2053
…		…
1972	my ($path, $origin, $load) = @_;	2111	my ($path, $origin, $load) = @_;
1973		2112
1974	$path = normalise $path, $origin && $origin->{path};	2113	$path = normalise $path, $origin && $origin->{path};
1975		2114
1976	if (my $map = $cf::MAP{$path}) {	2115	if (my $map = $cf::MAP{$path}) {
1977	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2116	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1978	}	2117	}
1979		2118
1980	$MAP_PREFETCH{$path} |= $load;	2119	$MAP_PREFETCH{$path} |= $load;
1981		2120
1982	$MAP_PREFETCHER ||= cf::async {	2121	$MAP_PREFETCHER ||= cf::async {
		2122	$Coro::current->{desc} = "map prefetcher";
		2123
1983	while (%MAP_PREFETCH) {	2124	while (%MAP_PREFETCH) {
1984	while (my ($k, $v) = each %MAP_PREFETCH) {	2125	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $k) {	2126	if (my $map = find $k) {
1986	$map->load if $v;	2127	$map->load if $v;
1987	}	2128	}
…		…
2013	return if $self->{deny_save};	2154	return if $self->{deny_save};
2014		2155
2015	local $self->{last_access} = $self->last_access;#d#	2156	local $self->{last_access} = $self->last_access;#d#
2016		2157
2017	cf::async {	2158	cf::async {
		2159	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2160	$_->contr->save for $self->players;
2019	};	2161	};
		2162
		2163	cf::get_slot 0.02;
2020		2164
2021	if ($uniq) {	2165	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2168	} else {
…		…
2033	$self->save;	2177	$self->save;
2034		2178
2035	my $lock = cf::lock_acquire "map_data:$self->{path}";	2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2180
2037	return if $self->players;	2181	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2182	return if $self->in_memory != cf::MAP_ACTIVE;
2039	return if $self->{deny_save};	2183	return if $self->{deny_save};
2040		2184
		2185	$self->in_memory (cf::MAP_SWAPPED);
		2186
		2187	$self->deactivate;
		2188	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2189	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2190	}
2044		2191
2045	sub reset_at {	2192	sub reset_at {
2046	my ($self) = @_;	2193	my ($self) = @_;
2047		2194
…		…
2079	if $uniq;	2226	if $uniq;
2080	}	2227	}
2081		2228
2082	delete $cf::MAP{$self->path};	2229	delete $cf::MAP{$self->path};
2083		2230
		2231	$self->deactivate;
		2232	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2233	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2234
2088	$self->unlink_save;	2235	$self->unlink_save;
2089	$self->destroy;	2236	$self->destroy;
2090	}	2237	}
2091		2238
…		…
2158		2305
2159	sub unique_maps() {	2306	sub unique_maps() {
2160	[	2307	[
2161	map {	2308	map {
2162	utf8::decode $_;	2309	utf8::decode $_;
2163	/\.map$/	2310	s/\.map$//; # TODO future compatibility hack
		2311	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2312	? ()
2164	? normalise $_	2313	: normalise $_
2165	: ()
2166	} @{ aio_readdir $UNIQUEDIR or [] }	2314	} @{ aio_readdir $UNIQUEDIR or [] }
2167	]	2315	]
2168	}	2316	}
2169		2317
2170	package cf;
2171
2172	=back	2318	=back
2173		2319
2174	=head3 cf::object	2320	=head3 cf::object
2175		2321
2176	=cut	2322	=cut
…		…
2179		2325
2180	=over 4	2326	=over 4
2181		2327
2182	=item $ob->inv_recursive	2328	=item $ob->inv_recursive
2183		2329
2184	Returns the inventory of the object _and_ their inventories, recursively.	2330	Returns the inventory of the object I<and> their inventories, recursively,
		2331	but I<not> the object itself.
2185		2332
2186	=cut	2333	=cut
2187		2334
2188	sub inv_recursive_;	2335	sub inv_recursive_;
2189	sub inv_recursive_ {	2336	sub inv_recursive_ {
…		…
2192		2339
2193	sub inv_recursive {	2340	sub inv_recursive {
2194	inv_recursive_ inv $_[0]	2341	inv_recursive_ inv $_[0]
2195	}	2342	}
2196		2343
		2344	=item $ref = $ob->ref
		2345
		2346	Creates and returns a persistent reference to an object that can be stored as a string.
		2347
		2348	=item $ob = cf::object::deref ($refstring)
		2349
		2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2351	even if the object actually exists. May block.
		2352
		2353	=cut
		2354
		2355	sub deref {
		2356	my ($ref) = @_;
		2357
		2358	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2359	my ($uuid, $name) = ($1, $2);
		2360	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2361	or return;
		2362	$pl->ob->uuid eq $uuid
		2363	or return;
		2364
		2365	$pl->ob
		2366	} else {
		2367	warn "$ref: cannot resolve object reference\n";
		2368	undef
		2369	}
		2370	}
		2371
2197	package cf;	2372	package cf;
2198		2373
2199	=back	2374	=back
2200		2375
2201	=head3 cf::object::player	2376	=head3 cf::object::player
…		…
2207	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2382	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2208	can be C<undef>. Does the right thing when the player is currently in a	2383	can be C<undef>. Does the right thing when the player is currently in a
2209	dialogue with the given NPC character.	2384	dialogue with the given NPC character.
2210		2385
2211	=cut	2386	=cut
		2387
		2388	our $SAY_CHANNEL = {
		2389	id => "say",
		2390	title => "Map",
		2391	reply => "say ",
		2392	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2393	};
		2394
		2395	our $CHAT_CHANNEL = {
		2396	id => "chat",
		2397	title => "Chat",
		2398	reply => "chat ",
		2399	tooltip => "Player chat and shouts, global to the server.",
		2400	};
2212		2401
2213	# rough implementation of a future "reply" method that works	2402	# rough implementation of a future "reply" method that works
2214	# with dialog boxes.	2403	# with dialog boxes.
2215	#TODO: the first argument must go, split into a $npc->reply_to ( method	2404	#TODO: the first argument must go, split into a $npc->reply_to ( method
2216	sub cf::object::player::reply($$$;$) {	2405	sub cf::object::player::reply($$$;$) {
…		…
2228	my $dialog = $pl->{npc_dialog};	2417	my $dialog = $pl->{npc_dialog};
2229	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2230		2419
2231	} else {	2420	} else {
2232	$msg = $npc->name . " says: $msg" if $npc;	2421	$msg = $npc->name . " says: $msg" if $npc;
2233	$self->message ($msg, $flags);	2422	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2234	}	2423	}
2235	}	2424	}
2236	}	2425	}
2237		2426
2238	=item $object->send_msg ($channel, $msg, $color, [extra...])	2427	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2263		2452
2264	=item $player_object->enter_link	2453	=item $player_object->enter_link
2265		2454
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2455	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2456
2268	The player should be reasonably safe there for short amounts of time. You	2457	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2458	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2459	though, as the palyer cannot control the character while it is on the link
		2460	map.
2270		2461
2271	Will never block.	2462	Will never block.
2272		2463
2273	=item $player_object->leave_link ($map, $x, $y)	2464	=item $player_object->leave_link ($map, $x, $y)
2274		2465
…		…
2332		2523
2333	$map->load;	2524	$map->load;
2334	$map->load_neighbours;	2525	$map->load_neighbours;
2335		2526
2336	return unless $self->contr->active;	2527	return unless $self->contr->active;
		2528	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2337	$self->activate_recursive;	2529	$self->activate_recursive;
2338		2530
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2532	$self->enter_map ($map, $x, $y);
2341	}	2533	}
…		…
2346	her, loading and preparing them map, calling the provided $check callback	2538	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2539	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2540	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2541	be called at the end of this process.
2350		2542
		2543	Note that $check will be called with a potentially non-loaded map, so if
		2544	it needs a loaded map it has to call C<< ->load >>.
		2545
2351	=cut	2546	=cut
2352		2547
2353	our $GOTOGEN;	2548	our $GOTOGEN;
2354		2549
2355	sub cf::object::player::goto {	2550	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2555
2361	$self->enter_link;	2556	$self->enter_link;
2362		2557
2363	(async {	2558	(async {
		2559	$Coro::current->{desc} = "player::goto $path $x $y";
		2560
		2561	# *tag paths override both path and x|y
		2562	if ($path =~ /^\*(.*)$/) {
		2563	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2564	my $ob = $obs[rand @obs];
		2565
		2566	# see if we actually can go there
		2567	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2568	$ob = $obs[rand @obs];
		2569	} else {
		2570	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2571	}
		2572	# else put us there anyways for now #d#
		2573
		2574	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2575	} else {
		2576	($path, $x, $y) = (undef, undef, undef);
		2577	}
		2578	}
		2579
2364	my $map = eval {	2580	my $map = eval {
2365	my $map = cf::map::find $path;	2581	my $map = defined $path ? cf::map::find $path : undef;
2366		2582
2367	if ($map) {	2583	if ($map) {
2368	$map = $map->customise_for ($self);	2584	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2585	$map = $check->($map) if $check && $map;
2370	} else {	2586	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2588	}
2373		2589
2374	$map	2590	$map
2375	};	2591	};
2376		2592
…		…
2412	}	2628	}
2413		2629
2414	sub prepare_random_map {	2630	sub prepare_random_map {
2415	my ($exit) = @_;	2631	my ($exit) = @_;
2416		2632
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2633	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2634	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2635	# that depends on the exit object
2422		2636
2423	my $rmp = parse_random_map_params $exit->msg;	2637	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2639	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2640	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2641	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2642	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2643	$rmp->{origin_y} = $exit->y;
		2644
		2645	$exit->map->touch;
2430	}	2646	}
2431		2647
2432	$rmp->{random_seed} ||= $exit->random_seed;	2648	$rmp->{random_seed} ||= $exit->random_seed;
2433		2649
2434	my $data = cf::to_json $rmp;	2650	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2651	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2652	my $meta = "$RANDOMDIR/$md5.meta";
2437		2653
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2655	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2656	undef $fh;
2441	aio_rename "$meta~", $meta;	2657	aio_rename "$meta~", $meta;
2442		2658
		2659	my $slaying = "?random/$md5";
		2660
		2661	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2662	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2663	$exit->msg (undef);
		2664	}
2445	}	2665	}
2446	}	2666	}
2447		2667
2448	sub cf::object::player::enter_exit {	2668	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2669	my ($self, $exit) = @_;
2450		2670
2451	return unless $self->type == cf::PLAYER;	2671	return unless $self->type == cf::PLAYER;
2452		2672
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2673	$self->enter_link;
2465		2674
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2675	(async {
2471	$self->deactivate_recursive; # just to be sure	2676	$Coro::current->{desc} = "enter_exit";
		2677
2472	unless (eval {	2678	unless (eval {
		2679	$self->deactivate_recursive; # just to be sure
		2680
		2681	# random map handling
		2682	{
		2683	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2684
		2685	prepare_random_map $exit
		2686	if $exit->slaying eq "/!";
		2687	}
		2688
		2689	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2690	my $x = $exit->stats->hp;
		2691	my $y = $exit->stats->sp;
		2692
2473	$self->goto ($slaying, $hp, $sp);	2693	$self->goto ($map, $x, $y);
2474		2694
		2695	# if exit is damned, update players death & WoR home-position
		2696	$self->contr->savebed ($map, $x, $y)
		2697	if $exit->flag (cf::FLAG_DAMNED);
		2698
2475	1;	2699	1
2476	}) {	2700	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2701	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2702	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2703	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2704	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2705
2482	warn "ERROR in enter_exit: $@";	2706	warn "ERROR in enter_exit: $@";
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2734	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2735	the message unless the client supports the msg packet.
2512		2736
2513	=cut	2737	=cut
2514		2738
		2739	# non-persistent channels (usually the info channel)
2515	our %CHANNEL = (	2740	our %CHANNEL = (
2516	"c/identify" => {	2741	"c/identify" => {
2517	id => "identify",	2742	id => "infobox",
2518	title => "Identify",	2743	title => "Identify",
2519	reply => undef,	2744	reply => undef,
2520	tooltip => "Items recently identified",	2745	tooltip => "Items recently identified",
2521	},	2746	},
2522	"c/examine" => {	2747	"c/examine" => {
2523	id => "examine",	2748	id => "infobox",
2524	title => "Examine",	2749	title => "Examine",
2525	reply => undef,	2750	reply => undef,
2526	tooltip => "Signs and other items you examined",	2751	tooltip => "Signs and other items you examined",
2527	},	2752	},
		2753	"c/book" => {
		2754	id => "infobox",
		2755	title => "Book",
		2756	reply => undef,
		2757	tooltip => "The contents of a note or book",
		2758	},
		2759	"c/lookat" => {
		2760	id => "infobox",
		2761	title => "Look",
		2762	reply => undef,
		2763	tooltip => "What you saw there",
		2764	},
		2765	"c/who" => {
		2766	id => "infobox",
		2767	title => "Players",
		2768	reply => undef,
		2769	tooltip => "Shows players who are currently online",
		2770	},
		2771	"c/body" => {
		2772	id => "infobox",
		2773	title => "Body Parts",
		2774	reply => undef,
		2775	tooltip => "Shows which body parts you posess and are available",
		2776	},
		2777	"c/skills" => {
		2778	id => "infobox",
		2779	title => "Skills",
		2780	reply => undef,
		2781	tooltip => "Shows your experience per skill and item power",
		2782	},
		2783	"c/uptime" => {
		2784	id => "infobox",
		2785	title => "Uptime",
		2786	reply => undef,
		2787	tooltip => "How long the server has been running since last restart",
		2788	},
		2789	"c/mapinfo" => {
		2790	id => "infobox",
		2791	title => "Map Info",
		2792	reply => undef,
		2793	tooltip => "Information related to the maps",
		2794	},
		2795	"c/party" => {
		2796	id => "party",
		2797	title => "Party",
		2798	reply => "gsay ",
		2799	tooltip => "Messages and chat related to your party",
		2800	},
2528	);	2801	);
2529		2802
2530	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2531	my ($self, $channel, $msg, $color, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2532		2805
2533	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg)
		2807	unless $color & cf::NDI_VERBATIM;
2534		2808
2535	$color &= cf::NDI_CLIENT_MASK; # just in case...	2809	$color &= cf::NDI_CLIENT_MASK; # just in case...
2536		2810
2537	# check predefined channels, for the benefit of C	2811	# check predefined channels, for the benefit of C
2538	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2812	if ($CHANNEL{$channel}) {
		2813	$channel = $CHANNEL{$channel};
2539		2814
		2815	$self->ext_msg (channel_info => $channel)
		2816	if $self->can_msg;
		2817
		2818	$channel = $channel->{id};
		2819
2540	if (ref $channel) {	2820	} elsif (ref $channel) {
2541	# send meta info to client, if not yet sent	2821	# send meta info to client, if not yet sent
2542	unless (exists $self->{channel}{$channel->{id}}) {	2822	unless (exists $self->{channel}{$channel->{id}}) {
2543	$self->{channel}{$channel->{id}} = $channel;	2823	$self->{channel}{$channel->{id}} = $channel;
2544	$self->ext_msg (channel_info => $channel)	2824	$self->ext_msg (channel_info => $channel)
2545	if $self->can_msg;	2825	if $self->can_msg;
…		…
2553	if ($self->can_msg) {	2833	if ($self->can_msg) {
2554	# default colour, mask it out	2834	# default colour, mask it out
2555	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2835	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2556	if $color & cf::NDI_DEF;	2836	if $color & cf::NDI_DEF;
2557		2837
2558	$self->send_packet ("msg " . $self->{json_coder}->encode (	2838	my $pkt = "msg "
		2839	. $self->{json_coder}->encode (
2559	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2840	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2841	);
		2842
		2843	# try lzf for large packets
		2844	$pkt = "lzf " . Compress::LZF::compress $pkt
		2845	if 1024 <= length $pkt and $self->{can_lzf};
		2846
		2847	# split very large packets
		2848	if (8192 < length $pkt and $self->{can_lzf}) {
		2849	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2850	$pkt = "frag";
		2851	}
		2852
		2853	$self->send_packet ($pkt);
2560	} else {	2854	} else {
2561	if ($color >= 0) {	2855	if ($color >= 0) {
2562	# replace some tags by gcfclient-compatible ones	2856	# replace some tags by gcfclient-compatible ones
2563	for ($msg) {	2857	for ($msg) {
2564	1 while	2858	1 while
…		…
2762	=pod	3056	=pod
2763		3057
2764	The following functions and methods are available within a safe environment:	3058	The following functions and methods are available within a safe environment:
2765		3059
2766	cf::object	3060	cf::object
2767	contr pay_amount pay_player map x y force_find force_add	3061	contr pay_amount pay_player map x y force_find force_add destroy
2768	insert remove name archname title slaying race decrease_ob_nr	3062	insert remove name archname title slaying race decrease split
2769		3063
2770	cf::object::player	3064	cf::object::player
2771	player	3065	player
2772		3066
2773	cf::player	3067	cf::player
…		…
2778		3072
2779	=cut	3073	=cut
2780		3074
2781	for (	3075	for (
2782	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3076	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2783	insert remove inv name archname title slaying race	3077	insert remove inv nrof name archname title slaying race
2784	decrease_ob_nr)],	3078	decrease split destroy change_exp)],
2785	["cf::object::player" => qw(player)],	3079	["cf::object::player" => qw(player)],
2786	["cf::player" => qw(peaceful)],	3080	["cf::player" => qw(peaceful)],
2787	["cf::map" => qw(trigger)],	3081	["cf::map" => qw(trigger)],
2788	) {	3082	) {
2789	no strict 'refs';	3083	no strict 'refs';
…		…
2894	{	3188	{
2895	my $faces = $facedata->{faceinfo};	3189	my $faces = $facedata->{faceinfo};
2896		3190
2897	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
2898	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3192	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3193
2899	cf::face::set_visibility $idx, $info->{visibility};	3194	cf::face::set_visibility $idx, $info->{visibility};
2900	cf::face::set_magicmap $idx, $info->{magicmap};	3195	cf::face::set_magicmap $idx, $info->{magicmap};
2901	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3196	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2902	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3197	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2903		3198
2904	cf::cede_to_tick;	3199	cf::cede_to_tick;
2905	}	3200	}
2906		3201
2907	while (my ($face, $info) = each %$faces) {	3202	while (my ($face, $info) = each %$faces) {
2908	next unless $info->{smooth};	3203	next unless $info->{smooth};
		3204
2909	my $idx = cf::face::find $face	3205	my $idx = cf::face::find $face
2910	or next;	3206	or next;
		3207
2911	if (my $smooth = cf::face::find $info->{smooth}) {	3208	if (my $smooth = cf::face::find $info->{smooth}) {
2912	cf::face::set_smooth $idx, $smooth;	3209	cf::face::set_smooth $idx, $smooth;
2913	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3210	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2914	} else {	3211	} else {
2915	warn "smooth face '$info->{smooth}' not found for face '$face'";	3212	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2933	{	3230	{
2934	# TODO: for gcfclient pleasure, we should give resources	3231	# TODO: for gcfclient pleasure, we should give resources
2935	# that gcfclient doesn't grok a >10000 face index.	3232	# that gcfclient doesn't grok a >10000 face index.
2936	my $res = $facedata->{resource};	3233	my $res = $facedata->{resource};
2937		3234
2938	my $soundconf = delete $res->{"res/sound.conf"};
2939
2940	while (my ($name, $info) = each %$res) {	3235	while (my ($name, $info) = each %$res) {
		3236	if (defined $info->{type}) {
2941	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3237	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2942	my $data;	3238	my $data;
2943		3239
2944	if ($info->{type} & 1) {	3240	if ($info->{type} & 1) {
2945	# prepend meta info	3241	# prepend meta info
2946		3242
2947	my $meta = $enc->encode ({	3243	my $meta = $enc->encode ({
2948	name => $name,	3244	name => $name,
2949	%{ $info->{meta} || {} },	3245	%{ $info->{meta} || {} },
2950	});	3246	});
2951		3247
2952	$data = pack "(w/a*)*", $meta, $info->{data};	3248	$data = pack "(w/a*)*", $meta, $info->{data};
		3249	} else {
		3250	$data = $info->{data};
		3251	}
		3252
		3253	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3254	cf::face::set_type $idx, $info->{type};
2953	} else {	3255	} else {
2954	$data = $info->{data};	3256	$RESOURCE{$name} = $info;
2955	}	3257	}
2956		3258
2957	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2958	cf::face::set_type $idx, $info->{type};
2959
2960	cf::cede_to_tick;	3259	cf::cede_to_tick;
2961	}	3260	}
2962
2963	if ($soundconf) {
2964	$soundconf = $enc->decode (delete $soundconf->{data});
2965
2966	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2967	my $sound = $soundconf->{compat}[$_]
2968	or next;
2969
2970	my $face = cf::face::find "sound/$sound->[1]";
2971	cf::sound::set $sound->[0] => $face;
2972	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2973	}
2974
2975	while (my ($k, $v) = each %{$soundconf->{event}}) {
2976	my $face = cf::face::find "sound/$v";
2977	cf::sound::set $k => $face;
2978	}
2979	}
2980	}	3261	}
		3262
		3263	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2981		3264
2982	1	3265	1
2983	}	3266	}
		3267
		3268	cf::global->attach (on_resource_update => sub {
		3269	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3270	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3271
		3272	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3273	my $sound = $soundconf->{compat}[$_]
		3274	or next;
		3275
		3276	my $face = cf::face::find "sound/$sound->[1]";
		3277	cf::sound::set $sound->[0] => $face;
		3278	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3279	}
		3280
		3281	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3282	my $face = cf::face::find "sound/$v";
		3283	cf::sound::set $k => $face;
		3284	}
		3285	}
		3286	});
2984		3287
2985	register_exticmd fx_want => sub {	3288	register_exticmd fx_want => sub {
2986	my ($ns, $want) = @_;	3289	my ($ns, $want) = @_;
2987		3290
2988	while (my ($k, $v) = each %$want) {	3291	while (my ($k, $v) = each %$want) {
2989	$ns->fx_want ($k, $v);	3292	$ns->fx_want ($k, $v);
2990	}	3293	}
2991	};	3294	};
		3295
		3296	sub load_resource_file($) {
		3297	my $guard = lock_acquire "load_resource_file";
		3298
		3299	my $status = load_resource_file_ $_[0];
		3300	get_slot 0.1, 100;
		3301	cf::arch::commit_load;
		3302
		3303	$status
		3304	}
2992		3305
2993	sub reload_regions {	3306	sub reload_regions {
2994	# HACK to clear player env face cache, we need some signal framework	3307	# HACK to clear player env face cache, we need some signal framework
2995	# for this (global event?)	3308	# for this (global event?)
2996	%ext::player_env::MUSIC_FACE_CACHE = ();	3309	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3010	}	3323	}
3011		3324
3012	sub reload_archetypes {	3325	sub reload_archetypes {
3013	load_resource_file "$DATADIR/archetypes"	3326	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";	3327	or die "unable to load archetypes\n";
3015	#d# NEED to laod twice to resolve forward references
3016	# this really needs to be done in an extra post-pass
3017	# (which needs to be synchronous, so solve it differently)
3018	load_resource_file "$DATADIR/archetypes"
3019	or die "unable to load archetypes\n";
3020	}	3328	}
3021		3329
3022	sub reload_treasures {	3330	sub reload_treasures {
3023	load_resource_file "$DATADIR/treasures"	3331	load_resource_file "$DATADIR/treasures"
3024	or die "unable to load treasurelists\n";	3332	or die "unable to load treasurelists\n";
3025	}	3333	}
3026		3334
3027	sub reload_resources {	3335	sub reload_resources {
3028	warn "reloading resource files...\n";	3336	warn "reloading resource files...\n";
3029		3337
		3338	reload_facedata;
		3339	reload_archetypes;
3030	reload_regions;	3340	reload_regions;
3031	reload_facedata;
3032	#reload_archetypes;#d#
3033	reload_archetypes;
3034	reload_treasures;	3341	reload_treasures;
3035		3342
3036	warn "finished reloading resource files\n";	3343	warn "finished reloading resource files\n";
3037	}	3344	}
3038		3345
3039	sub init {	3346	sub init {
		3347	my $guard = freeze_mainloop;
		3348
		3349	evthread_start IO::AIO::poll_fileno;
		3350
3040	reload_resources;	3351	reload_resources;
3041	}	3352	}
3042		3353
3043	sub reload_config {	3354	sub reload_config {
3044	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
3045	or return;	3356	or return;
3046		3357
3047	local $/;	3358	local $/;
3048	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
3049		3360
3050	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3051		3362
3052	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3053	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3059	};	3370	};
3060	warn $@ if $@;	3371	warn $@ if $@;
3061	}	3372	}
3062	}	3373	}
3063		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
3064	sub main {	3394	sub main {
		3395	atomic;
		3396
3065	# we must not ever block the main coroutine	3397	# we must not ever block the main coroutine
3066	local $Coro::idle = sub {	3398	local $Coro::idle = sub {
3067	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3399	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3068	(async {	3400	(async {
3069	Event::one_event;	3401	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3402	EV::loop EV::LOOP_ONESHOT;
3070	})->prio (Coro::PRIO_MAX);	3403	})->prio (Coro::PRIO_MAX);
3071	};	3404	};
3072		3405
		3406	{
		3407	my $guard = freeze_mainloop;
3073	reload_config;	3408	reload_config;
3074	db_init;	3409	db_init;
3075	load_extensions;	3410	load_extensions;
3076		3411
3077	$TICK_WATCHER->start;	3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3413	}
		3414
		3415	utime time, time, $RUNTIMEFILE;
		3416
		3417	# no (long-running) fork's whatsoever before this point(!)
		3418	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3419
3078	Event::loop;	3420	EV::loop;
3079	}	3421	}
3080		3422
3081	#############################################################################	3423	#############################################################################
3082	# initialisation and cleanup	3424	# initialisation and cleanup
3083		3425
3084	# install some emergency cleanup handlers	3426	# install some emergency cleanup handlers
3085	BEGIN {	3427	BEGIN {
		3428	our %SIGWATCHER = ();
3086	for my $signal (qw(INT HUP TERM)) {	3429	for my $signal (qw(INT HUP TERM)) {
3087	Event->signal (	3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3088	reentrant => 0,
3089	data => WF_AUTOCANCEL,
3090	signal => $signal,
3091	prio => 0,
3092	cb => sub {
3093	cf::cleanup "SIG$signal";	3431	cf::cleanup "SIG$signal";
3094	},
3095	);	3432	};
3096	}	3433	}
3097	}	3434	}
3098		3435
3099	sub write_runtime {	3436	sub write_runtime_sync {
3100	my $runtime = "$LOCALDIR/runtime";
3101
3102	# first touch the runtime file to show we are still running:	3437	# first touch the runtime file to show we are still running:
3103	# the fsync below can take a very very long time.	3438	# the fsync below can take a very very long time.
3104		3439
3105	IO::AIO::aio_utime $runtime, undef, undef;	3440	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3106		3441
3107	my $guard = cf::lock_acquire "write_runtime";	3442	my $guard = cf::lock_acquire "write_runtime";
3108		3443
3109	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3444	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3110	or return;	3445	or return;
3111		3446
3112	my $value = $cf::RUNTIME + 90 + 10;	3447	my $value = $cf::RUNTIME + 90 + 10;
3113	# 10 is the runtime save interval, for a monotonic clock	3448	# 10 is the runtime save interval, for a monotonic clock
3114	# 60 allows for the watchdog to kill the server.	3449	# 60 allows for the watchdog to kill the server.
…		…
3124	aio_utime $fh, undef, undef;	3459	aio_utime $fh, undef, undef;
3125		3460
3126	close $fh	3461	close $fh
3127	or return;	3462	or return;
3128		3463
3129	aio_rename "$runtime~", $runtime	3464	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3130	and return;	3465	and return;
3131		3466
3132	warn "runtime file written.\n";	3467	warn "runtime file written.\n";
3133		3468
3134	1	3469	1
		3470	}
		3471
		3472	our $uuid_lock;
		3473	our $uuid_skip;
		3474
		3475	sub write_uuid_sync($) {
		3476	$uuid_skip ||= $_[0];
		3477
		3478	return if $uuid_lock;
		3479	local $uuid_lock = 1;
		3480
		3481	my $uuid = "$LOCALDIR/uuid";
		3482
		3483	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3484	or return;
		3485
		3486	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3487	$uuid_skip = 0;
		3488
		3489	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3490	and return;
		3491
		3492	# always fsync - this file is important
		3493	aio_fsync $fh
		3494	and return;
		3495
		3496	close $fh
		3497	or return;
		3498
		3499	aio_rename "$uuid~", $uuid
		3500	and return;
		3501
		3502	warn "uuid file written ($value).\n";
		3503
		3504	1
		3505
		3506	}
		3507
		3508	sub write_uuid($$) {
		3509	my ($skip, $sync) = @_;
		3510
		3511	$sync ? write_uuid_sync $skip
		3512	: async { write_uuid_sync $skip };
3135	}	3513	}
3136		3514
3137	sub emergency_save() {	3515	sub emergency_save() {
3138	my $freeze_guard = cf::freeze_mainloop;	3516	my $freeze_guard = cf::freeze_mainloop;
3139		3517
…		…
3145	# and maps saved/destroyed asynchronously.	3523	# and maps saved/destroyed asynchronously.
3146	warn "begin emergency player save\n";	3524	warn "begin emergency player save\n";
3147	for my $login (keys %cf::PLAYER) {	3525	for my $login (keys %cf::PLAYER) {
3148	my $pl = $cf::PLAYER{$login} or next;	3526	my $pl = $cf::PLAYER{$login} or next;
3149	$pl->valid or next;	3527	$pl->valid or next;
		3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3150	$pl->save;	3529	$pl->save;
3151	}	3530	}
3152	warn "end emergency player save\n";	3531	warn "end emergency player save\n";
3153		3532
3154	warn "begin emergency map save\n";	3533	warn "begin emergency map save\n";
…		…
3160	warn "end emergency map save\n";	3539	warn "end emergency map save\n";
3161		3540
3162	warn "begin emergency database checkpoint\n";	3541	warn "begin emergency database checkpoint\n";
3163	BDB::db_env_txn_checkpoint $DB_ENV;	3542	BDB::db_env_txn_checkpoint $DB_ENV;
3164	warn "end emergency database checkpoint\n";	3543	warn "end emergency database checkpoint\n";
		3544
		3545	warn "begin write uuid\n";
		3546	write_uuid_sync 1;
		3547	warn "end write uuid\n";
3165	};	3548	};
3166		3549
3167	warn "leave emergency perl save\n";	3550	warn "leave emergency perl save\n";
3168	}	3551	}
3169		3552
3170	sub post_cleanup {	3553	sub post_cleanup {
3171	my ($make_core) = @_;	3554	my ($make_core) = @_;
3172		3555
3173	warn Carp::longmess "post_cleanup backtrace"	3556	warn Carp::longmess "post_cleanup backtrace"
3174	if $make_core;	3557	if $make_core;
		3558
		3559	my $fh = pidfile;
		3560	unlink $PIDFILE if <$fh> == $$;
		3561	}
		3562
		3563	# a safer delete_package, copied from Symbol
		3564	sub clear_package($) {
		3565	my $pkg = shift;
		3566
		3567	# expand to full symbol table name if needed
		3568	unless ($pkg =~ /^main::.*::$/) {
		3569	$pkg = "main$pkg" if $pkg =~ /^::/;
		3570	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3571	$pkg .= '::' unless $pkg =~ /::$/;
		3572	}
		3573
		3574	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3575	my $stem_symtab = *{$stem}{HASH};
		3576
		3577	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3578	or return;
		3579
		3580	# clear all symbols
		3581	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3582	for my $name (keys %$leaf_symtab) {
		3583	_gv_clear *{"$pkg$name"};
		3584	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3585	}
		3586	warn "cleared package $pkg\n";#d#
3175	}	3587	}
3176		3588
3177	sub do_reload_perl() {	3589	sub do_reload_perl() {
3178	# can/must only be called in main	3590	# can/must only be called in main
3179	if ($Coro::current != $Coro::main) {	3591	if ($Coro::current != $Coro::main) {
3180	warn "can only reload from main coroutine";	3592	warn "can only reload from main coroutine";
3181	return;	3593	return;
3182	}	3594	}
3183		3595
		3596	return if $RELOAD++;
		3597
		3598	while ($RELOAD) {
3184	warn "reloading...";	3599	warn "reloading...";
3185		3600
3186	warn "entering sync_job";	3601	warn "entering sync_job";
3187		3602
3188	cf::sync_job {	3603	cf::sync_job {
3189	cf::write_runtime; # external watchdog should not bark	3604	cf::write_runtime_sync; # external watchdog should not bark
3190	cf::emergency_save;	3605	cf::emergency_save;
3191	cf::write_runtime; # external watchdog should not bark	3606	cf::write_runtime_sync; # external watchdog should not bark
3192		3607
3193	warn "syncing database to disk";	3608	warn "syncing database to disk";
3194	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3195		3610
3196	# if anything goes wrong in here, we should simply crash as we already saved	3611	# if anything goes wrong in here, we should simply crash as we already saved
3197		3612
3198	warn "cancelling all WF_AUTOCANCEL watchers";
3199	for (Event::all_watchers) {
3200	$_->cancel if $_->data & WF_AUTOCANCEL;
3201	}
3202
3203	warn "flushing outstanding aio requests";	3613	warn "flushing outstanding aio requests";
3204	for (;;) {
3205	BDB::flush;
3206	IO::AIO::flush;
3207	Coro::cede;
3208	last unless IO::AIO::nreqs || BDB::nreqs;	3614	while (IO::AIO::nreqs || BDB::nreqs) {
3209	warn "iterate...";	3615	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3210	}
3211
3212	++$RELOAD;
3213
3214	warn "cancelling all extension coros";
3215	$_->cancel for values %EXT_CORO;
3216	%EXT_CORO = ();
3217
3218	warn "removing commands";
3219	%COMMAND = ();
3220
3221	warn "removing ext/exti commands";
3222	%EXTCMD = ();
3223	%EXTICMD = ();
3224
3225	warn "unloading/nuking all extensions";
3226	for my $pkg (@EXTS) {
3227	warn "... unloading $pkg";
3228
3229	if (my $cb = $pkg->can ("unload")) {
3230	eval {
3231	$cb->($pkg);
3232	1
3233	} or warn "$pkg unloaded, but with errors: $@";
3234	}	3616	}
3235		3617
3236	warn "... nuking $pkg";	3618	warn "cancelling all extension coros";
3237	Symbol::delete_package $pkg;	3619	$_->cancel for values %EXT_CORO;
3238	}	3620	%EXT_CORO = ();
3239		3621
3240	warn "unloading all perl modules loaded from $LIBDIR";	3622	warn "removing commands";
3241	while (my ($k, $v) = each %INC) {	3623	%COMMAND = ();
3242	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3243		3624
		3625	warn "removing ext/exti commands";
		3626	%EXTCMD = ();
		3627	%EXTICMD = ();
		3628
		3629	warn "unloading/nuking all extensions";
		3630	for my $pkg (@EXTS) {
3244	warn "... unloading $k";	3631	warn "... unloading $pkg";
3245	delete $INC{$k};
3246		3632
3247	$k =~ s/\.pm$//;
3248	$k =~ s/\//::/g;
3249
3250	if (my $cb = $k->can ("unload_module")) {	3633	if (my $cb = $pkg->can ("unload")) {
		3634	eval {
3251	$cb->();	3635	$cb->($pkg);
		3636	1
		3637	} or warn "$pkg unloaded, but with errors: $@";
		3638	}
		3639
		3640	warn "... clearing $pkg";
		3641	clear_package $pkg;
3252	}	3642	}
3253		3643
3254	Symbol::delete_package $k;	3644	warn "unloading all perl modules loaded from $LIBDIR";
		3645	while (my ($k, $v) = each %INC) {
		3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3647
		3648	warn "... unloading $k";
		3649	delete $INC{$k};
		3650
		3651	$k =~ s/\.pm$//;
		3652	$k =~ s/\//::/g;
		3653
		3654	if (my $cb = $k->can ("unload_module")) {
		3655	$cb->();
		3656	}
		3657
		3658	clear_package $k;
3255	}	3659	}
3256		3660
3257	warn "getting rid of safe::, as good as possible";	3661	warn "getting rid of safe::, as good as possible";
3258	Symbol::delete_package "safe::$_"	3662	clear_package "safe::$_"
3259	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3260		3664
3261	warn "unloading cf.pm \"a bit\"";	3665	warn "unloading cf.pm \"a bit\"";
3262	delete $INC{"cf.pm"};	3666	delete $INC{"cf.pm"};
3263	delete $INC{"cf/pod.pm"};	3667	delete $INC{"cf/pod.pm"};
3264		3668
3265	# don't, removes xs symbols, too,	3669	# don't, removes xs symbols, too,
3266	# and global variables created in xs	3670	# and global variables created in xs
3267	#Symbol::delete_package __PACKAGE__;	3671	#clear_package __PACKAGE__;
3268		3672
3269	warn "unload completed, starting to reload now";	3673	warn "unload completed, starting to reload now";
3270		3674
3271	warn "reloading cf.pm";	3675	warn "reloading cf.pm";
3272	require cf;	3676	require cf;
3273	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3274		3678
3275	warn "loading config and database again";	3679	warn "loading config and database again";
3276	cf::reload_config;	3680	cf::reload_config;
3277		3681
3278	warn "loading extensions";	3682	warn "loading extensions";
3279	cf::load_extensions;	3683	cf::load_extensions;
3280		3684
3281	warn "reattaching attachments to objects/players";	3685	warn "reattaching attachments to objects/players";
3282	_global_reattach; # objects, sockets	3686	_global_reattach; # objects, sockets
3283	warn "reattaching attachments to maps";	3687	warn "reattaching attachments to maps";
3284	reattach $_ for values %MAP;	3688	reattach $_ for values %MAP;
3285	warn "reattaching attachments to players";	3689	warn "reattaching attachments to players";
3286	reattach $_ for values %PLAYER;	3690	reattach $_ for values %PLAYER;
3287		3691
3288	warn "leaving sync_job";	3692	warn "leaving sync_job";
3289		3693
3290	1	3694	1
3291	} or do {	3695	} or do {
3292	warn $@;	3696	warn $@;
3293	warn "error while reloading, exiting.";	3697	cf::cleanup "error while reloading, exiting.";
3294	exit 1;
3295	};	3698	};
3296		3699
3297	warn "reloaded";	3700	warn "reloaded";
		3701	--$RELOAD;
		3702	}
3298	};	3703	};
3299		3704
3300	our $RELOAD_WATCHER; # used only during reload	3705	our $RELOAD_WATCHER; # used only during reload
3301		3706
3302	sub reload_perl() {	3707	sub reload_perl() {
3303	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3304	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3305		3710
3306	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3307	reentrant => 0,
3308	after => 0,
3309	data => WF_AUTOCANCEL,
3310	cb => sub {
3311	do_reload_perl;	3712	do_reload_perl;
3312	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3313	},
3314	);	3714	};
3315	}	3715	}
3316		3716
3317	register_command "reload" => sub {	3717	register_command "reload" => sub {
3318	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3319		3719
3320	if ($who->flag (FLAG_WIZ)) {	3720	if ($who->flag (FLAG_WIZ)) {
3321	$who->message ("reloading server.");	3721	$who->message ("reloading server.");
		3722	async {
		3723	$Coro::current->{desc} = "perl_reload";
3322	async { reload_perl };	3724	reload_perl;
		3725	};
3323	}	3726	}
3324	};	3727	};
3325		3728
3326	unshift @INC, $LIBDIR;	3729	unshift @INC, $LIBDIR;
3327		3730
…		…
3329		3732
3330	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3331	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3332		3735
3333	sub wait_for_tick {	3736	sub wait_for_tick {
3334	return unless $TICK_WATCHER->is_active;
3335	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3336		3738
3337	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3338	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3339	$signal->wait;	3741	$signal->wait;
3340	}	3742	}
3341		3743
3342	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3343	return unless $TICK_WATCHER->is_active;
3344	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3345		3746
3346	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3347	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3348	$signal->wait;	3749	$signal->wait;
3349	}	3750	}
3350		3751
3351	my $min = 1e6;#d#	3752	sub tick {
3352	my $avg = 10;
3353	$TICK_WATCHER = Event->timer (
3354	reentrant => 0,
3355	parked => 1,
3356	prio => 0,
3357	at => $NEXT_TICK || $TICK,
3358	data => WF_AUTOCANCEL,
3359	cb => sub {
3360	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3361	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3362	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3363	return;	3756	return;
3364	}	3757	}
3365		3758
3366	$NOW = $tick_start = Event::time;
3367
3368	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3369		3760
3370	0 && sync_job {#d#	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	for(1..10) {	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	my $t = Event::time;	3763	Coro::async_pool {
3373	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3764	$Coro::current->{desc} = "runtime saver";
3374	or die;	3765	write_runtime_sync
3375		3766	or warn "ERROR: unable to write runtime file: $!";
3376	$map->width (50);
3377	$map->height (50);
3378	$map->alloc;
3379	$map->_load_objects ("/tmp/x.map", 1);
3380	my $t = Event::time - $t;
3381
3382	#next unless $t < 0.0013;#d#
3383	if ($t < $min) {
3384	$min = $t;
3385	}
3386	$avg = $avg * 0.99 + $t * 0.01;
3387	}
3388	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3389	exit 0;
3390	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3391	};	3767	};
		3768	}
3392		3769
3393	$RUNTIME += $TICK;
3394	$NEXT_TICK += $TICK;
3395
3396	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3397	$NEXT_RUNTIME_WRITE = $NOW + 10;
3398	Coro::async_pool {
3399	write_runtime
3400	or warn "ERROR: unable to write runtime file: $!";
3401	};
3402	}
3403
3404	# my $AFTER = Event::time;
3405	# warn $AFTER - $NOW;#d#
3406
3407	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3408	$sig->send;	3771	$sig->send;
3409	}	3772	}
3410	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3411	$sig->send;	3774	$sig->send;
3412	}	3775	}
3413		3776
3414	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3415
3416	# if we are delayed by four ticks or more, skip them all
3417	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3418
3419	$TICK_WATCHER->at ($NEXT_TICK);
3420	$TICK_WATCHER->start;
3421
3422	$LOAD = ($NOW - $tick_start) / $TICK;
3423	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3424		3779
3425	_post_tick;	3780	if (0) {
3426		3781	if ($NEXT_TICK) {
3427		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3428	},	3786	}
3429	);	3787	}
3430		3788
3431	{	3789	{
3432	BDB::max_poll_time $TICK * 0.1;	3790	# configure BDB
3433	$BDB_POLL_WATCHER = Event->io (	3791
3434	reentrant => 0,
3435	fd => BDB::poll_fileno,
3436	poll => 'r',
3437	prio => 0,
3438	data => WF_AUTOCANCEL,
3439	cb => \&BDB::poll_cb,
3440	);
3441	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3442		3793	BDB::max_poll_reqs $TICK * 0.1;
3443	BDB::set_sync_prepare {	3794	$AnyEvent::BDB::WATCHER->priority (1);
3444	my $status;
3445	my $current = $Coro::current;
3446	(
3447	sub {
3448	$status = $!;
3449	$current->ready; undef $current;
3450	},
3451	sub {
3452	Coro::schedule while defined $current;
3453	$! = $status;
3454	},
3455	)
3456	};
3457		3795
3458	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3459	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
		3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3799	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3800	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3801	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3802	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3460		3803
3461	cf::sync_job {	3804	cf::sync_job {
3462	eval {	3805	eval {
3463	BDB::db_env_open	3806	BDB::db_env_open
3464	$DB_ENV,	3807	$DB_ENV,
…		…
3466	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3809	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3467	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3810	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3468	0666;	3811	0666;
3469		3812
3470	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3813	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3471
3472	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3473	$DB_ENV->set_lk_detect;
3474	};	3814	};
3475		3815
3476	cf::cleanup "db_env_open(db): $@" if $@;	3816	cf::cleanup "db_env_open(db): $@" if $@;
3477	};	3817	};
3478	}	3818	}
		3819
		3820	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3821	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3822	};
		3823	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3824	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3825	};
		3826	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3827	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3828	};
3479	}	3829	}
3480		3830
3481	{	3831	{
		3832	# configure IO::AIO
		3833
3482	IO::AIO::min_parallel 8;	3834	IO::AIO::min_parallel 8;
3483
3484	undef $Coro::AIO::WATCHER;
3485	IO::AIO::max_poll_time $TICK * 0.1;	3835	IO::AIO::max_poll_time $TICK * 0.1;
3486	$AIO_POLL_WATCHER = Event->io (	3836	undef $AnyEvent::AIO::WATCHER;
3487	reentrant => 0,
3488	data => WF_AUTOCANCEL,
3489	fd => IO::AIO::poll_fileno,
3490	poll => 'r',
3491	prio => 6,
3492	cb => \&IO::AIO::poll_cb,
3493	);
3494	}	3837	}
3495		3838
3496	my $_log_backtrace;	3839	my $_log_backtrace;
3497		3840
3498	sub _log_backtrace {	3841	sub _log_backtrace {
…		…
3501	$msg =~ s/\n//;	3844	$msg =~ s/\n//;
3502		3845
3503	# limit the # of concurrent backtraces	3846	# limit the # of concurrent backtraces
3504	if ($_log_backtrace < 2) {	3847	if ($_log_backtrace < 2) {
3505	++$_log_backtrace;	3848	++$_log_backtrace;
		3849	my $perl_bt = Carp::longmess $msg;
3506	async {	3850	async {
		3851	$Coro::current->{desc} = "abt $msg";
		3852
3507	my @bt = fork_call {	3853	my @bt = fork_call {
3508	@addr = map { sprintf "%x", $_ } @addr;	3854	@addr = map { sprintf "%x", $_ } @addr;
3509	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3855	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3510	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3856	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3511	or die "addr2line: $!";	3857	or die "addr2line: $!";
…		…
3519	}	3865	}
3520		3866
3521	@funcs	3867	@funcs
3522	};	3868	};
3523		3869
3524	LOG llevInfo, "[ABT] $msg\n";	3870	LOG llevInfo, "[ABT] $perl_bt\n";
		3871	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3525	LOG llevInfo, "[ABT] $_\n" for @bt;	3872	LOG llevInfo, "[ABT] $_\n" for @bt;
3526	--$_log_backtrace;	3873	--$_log_backtrace;
3527	};	3874	};
3528	} else {	3875	} else {
3529	LOG llevInfo, "[ABT] $msg\n";	3876	LOG llevInfo, "[ABT] $msg\n";

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