ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.355 by root, Sun Sep 2 12:45:44 2007 UTC vs.
Revision 1.456 by root, Tue Sep 30 04:00:35 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 $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
102		134
103	binmode STDOUT;	135	binmode STDOUT;
104	binmode STDERR;	136	binmode STDERR;
105		137
106	# read virtual server time, if available	138	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	139	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	140	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	141	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	142	$RUNTIME = <$fh> + 0.;
111	}	143	}
112		144
113	mkdir $_	145	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		191
160	The raw value load value from the last tick.	192	The raw value load value from the last tick.
161		193
162	=item %cf::CFG	194	=item %cf::CFG
163		195
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	197	from wherever your confdir points to.
166		198
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	199	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		200
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	219	$msg .= "\n"
188	unless $msg =~ /\n$/;	220	unless $msg =~ /\n$/;
189		221
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		223
192	utf8::encode $msg;
193	LOG llevError, $msg;	224	LOG llevError, $msg;
194	};	225	};
195	}	226	}
		227
		228	$Coro::State::DIEHOOK = sub {
		229	return unless $^S eq 0; # "eq", not "=="
		230
		231	if ($Coro::current == $Coro::main) {#d#
		232	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		233	return;#d#
		234	}#d#
		235
		236	# kill coroutine otherwise
		237	warn Carp::longmess $_[0];
		238	Coro::terminate
		239	};
		240
		241	$SIG{__DIE__} = sub { }; #d#?
196		242
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	253	for my $pkg (qw(
208	cf::global cf::attachable	254	cf::global cf::attachable
209	cf::object cf::object::player	255	cf::object cf::object::player
210	cf::client cf::player	256	cf::client cf::player
211	cf::arch cf::living	257	cf::arch cf::living
		258	cf::map cf::mapspace
212	cf::map cf::party cf::region	259	cf::party cf::region
213	)) {	260	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	262	}
217		263
218	$Event::DIED = sub {	264	$EV::DIED = sub {
219	warn "error in event callback: @_";	265	warn "error in event callback: @_";
220	};	266	};
221		267
222	#############################################################################	268	#############################################################################
223		269
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	293	$d
248	} || "[unable to dump $_[0]: '$@']";	294	} || "[unable to dump $_[0]: '$@']";
249	}	295	}
250		296
251	=item $ref = cf::from_json $json	297	=item $ref = cf::decode_json $json
252		298
253	Converts a JSON string into the corresponding perl data structure.	299	Converts a JSON string into the corresponding perl data structure.
254		300
255	=item $json = cf::to_json $ref	301	=item $json = cf::encode_json $ref
256		302
257	Converts a perl data structure into its JSON representation.	303	Converts a perl data structure into its JSON representation.
258		304
259	=cut	305	=cut
260		306
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		308
263	sub to_json ($) { $json_coder->encode ($_[0]) }	309	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	310	sub decode_json($) { $json_coder->decode ($_[0]) }
		311
		312	=item cf::post_init { BLOCK }
		313
		314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		315	but I<before> the server starts ticking again.
		316
		317	The cdoeblock will have a single boolean argument to indicate whether this
		318	is a reload or not.
		319
		320	=cut
		321
		322	sub post_init(&) {
		323	push @POST_INIT, shift;
		324	}
265		325
266	=item cf::lock_wait $string	326	=item cf::lock_wait $string
267		327
268	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
269		329
…		…
285	Return true if the lock is currently active, i.e. somebody has locked it.	345	Return true if the lock is currently active, i.e. somebody has locked it.
286		346
287	=cut	347	=cut
288		348
289	our %LOCK;	349	our %LOCK;
		350	our %LOCKER;#d#
290		351
291	sub lock_wait($) {	352	sub lock_wait($) {
292	my ($key) = @_;	353	my ($key) = @_;
293		354
		355	if ($LOCKER{$key} == $Coro::current) {#d#
		356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		357	return;#d#
		358	}#d#
		359
294	# wait for lock, if any	360	# wait for lock, if any
295	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
296	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;	364	Coro::schedule;
298	}	365	}
299	}	366	}
300		367
…		…
303		370
304	# wait, to be sure we are not locked	371	# wait, to be sure we are not locked
305	lock_wait $key;	372	lock_wait $key;
306		373
307	$LOCK{$key} = [];	374	$LOCK{$key} = [];
		375	$LOCKER{$key} = $Coro::current;#d#
308		376
309	Coro::guard {	377	Coro::guard {
		378	delete $LOCKER{$key};#d#
310	# wake up all waiters, to be on the safe side	379	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };	380	$_->ready for @{ delete $LOCK{$key} };
312	}	381	}
313	}	382	}
314		383
…		…
317		386
318	! ! $LOCK{$key}	387	! ! $LOCK{$key}
319	}	388	}
320		389
321	sub freeze_mainloop {	390	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
323		392
324	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
325	$TICK_WATCHER->start;	394	}
326	};	395
327	$TICK_WATCHER->stop;	396	=item cf::periodic $interval, $cb
328	$guard	397
		398	Like EV::periodic, but randomly selects a starting point so that the actions
		399	get spread over timer.
		400
		401	=cut
		402
		403	sub periodic($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
329	}	409	}
330		410
331	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
332		412
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	424	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	425	our $SLOT_QUEUE;
346		426
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	428	$SLOT_QUEUE = Coro::async {
		429	$Coro::current->desc ("timeslot manager");
		430
349	my $signal = new Coro::Signal;	431	my $signal = new Coro::Signal;
350		432
351	while () {	433	while () {
352	next_job:	434	next_job:
353	my $avail = cf::till_tick;	435	my $avail = cf::till_tick;
…		…
361	}	443	}
362	}	444	}
363	}	445	}
364		446
365	if (@SLOT_QUEUE) {	447	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	449	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	450	$signal->wait;
369	} else {	451	} else {
370	Coro::schedule;	452	Coro::schedule;
371	}	453	}
372	}	454	}
373	};	455	};
374		456
375	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
376	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
377		461
378	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
380		464
…		…
394		478
395	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
396		480
397	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
398		482
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	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	484	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	485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	486	acceptable.
403		487
404	If it must be done, put the blocking parts into C<sync_job>. This will run	488	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	489	the given BLOCK in another coroutine while waiting for the result. The
…		…
410		494
411	sub sync_job(&) {	495	sub sync_job(&) {
412	my ($job) = @_;	496	my ($job) = @_;
413		497
414	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	499	my $time = EV::time;
416		500
417	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
419		503
420	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	505
422	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
423		507
424	my $busy = 1;	508	my $busy = 1;
425	my @res;	509	my @res;
426		510
427	(async {	511	(async {
		512	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	513	@res = eval { $job->() };
429	warn $@ if $@;	514	warn $@ if $@;
430	undef $busy;	515	undef $busy;
431	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
432		517
433	while ($busy) {	518	while ($busy) {
434	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
435	}	523	}
		524	}
436		525
437	$time = Event::time - $time;	526	my $time = EV::time - $time;
438		527
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	528	$TICK_START += $time; # do not account sync jobs to server load
443		529
444	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
445	} else {	531	} else {
446	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
447		533
…		…
472	=item fork_call { }, $args	558	=item fork_call { }, $args
473		559
474	Executes the given code block with the given arguments in a seperate	560	Executes the given code block with the given arguments in a seperate
475	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
476	Coro::Storable. May, of course, block. Note that the executed sub may	562	Coro::Storable. May, of course, block. Note that the executed sub may
477	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
478		564
479	=cut	565	=cut
480		566
481	sub fork_call(&@) {	567	sub fork_call(&@) {
482	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
…		…
491	}, @args;	577	}, @args;
492		578
493	wantarray ? @res : $res[-1]	579	wantarray ? @res : $res[-1]
494	}	580	}
495		581
		582	=item $coin = coin_from_name $name
		583
		584	=cut
		585
		586	our %coin_alias = (
		587	"silver" => "silvercoin",
		588	"silvercoin" => "silvercoin",
		589	"silvercoins" => "silvercoin",
		590	"gold" => "goldcoin",
		591	"goldcoin" => "goldcoin",
		592	"goldcoins" => "goldcoin",
		593	"platinum" => "platinacoin",
		594	"platinumcoin" => "platinacoin",
		595	"platinumcoins" => "platinacoin",
		596	"platina" => "platinacoin",
		597	"platinacoin" => "platinacoin",
		598	"platinacoins" => "platinacoin",
		599	"royalty" => "royalty",
		600	"royalties" => "royalty",
		601	);
		602
		603	sub coin_from_name($) {
		604	$coin_alias{$_[0]}
		605	? cf::arch::find $coin_alias{$_[0]}
		606	: undef
		607	}
		608
496	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
497		610
498	Returns a single value from the environment database.	611	Returns a single value from the environment database.
499		612
500	=item cf::db_put $family => $key => $value	613	=item cf::db_put $family => $key => $value
501		614
502	Stores the given C<$value> in the family. It can currently store binary	615	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).	616	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
504		617
		618	=item $db = cf::db_table "name"
		619
		620	Create and/or open a new database table. The string must not be "db" and must be unique
		621	within each server.
		622
505	=cut	623	=cut
		624
		625	sub db_table($) {
		626	my ($name) = @_;
		627	my $db = BDB::db_create $DB_ENV;
		628
		629	eval {
		630	$db->set_flags (BDB::CHKSUM);
		631
		632	utf8::encode $name;
		633	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		634	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		635	cf::cleanup "db_open(db): $!" if $!;
		636	};
		637	cf::cleanup "db_open(db): $@" if $@;
		638
		639	$db
		640	}
506		641
507	our $DB;	642	our $DB;
508		643
509	sub db_init {	644	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	645	cf::sync_job {
514	eval {	646	$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	}	647	};
524	}	648	}
525		649
526	sub db_get($$) {	650	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	651	my $key = "$_[0]/$_[1]";
528		652
…		…
626		750
627	#############################################################################	751	#############################################################################
628		752
629	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
630		754
631	Many objects in crossfire are so-called attachable objects. That means you can	755	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")	756	attach callbacks/event handlers (a collection of which is called an "attachment")
633	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
634		758
635	In the following description, CLASS can be any of C<global>, C<object>	759	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	760	C<player>, C<client> or C<map> (i.e. the attachable objects in
637	Crossfire TRT).	761	Deliantra).
638		762
639	=over 4	763	=over 4
640		764
641	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
642		766
…		…
686	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
687		811
688	Register an attachment by C<$name> through which attachable objects of the	812	Register an attachment by C<$name> through which attachable objects of the
689	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
690		814
691	Some classes such as crossfire maps and objects can specify attachments	815	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.	816	that are attached at load/instantiate time, thus the need for a name.
693		817
694	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
695		819
696	=over 4	820	=over 4
…		…
924	}	1048	}
925		1049
926	0	1050	0
927	}	1051	}
928		1052
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1054
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1056
933	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
934		1058
…		…
940		1064
941	=cut	1065	=cut
942		1066
943	#############################################################################	1067	#############################################################################
944	# object support	1068	# object support
945	#
946		1069
		1070	sub _object_equal($$);
		1071	sub _object_equal($$) {
		1072	my ($a, $b) = @_;
		1073
		1074	return 0 unless (ref $a) eq (ref $b);
		1075
		1076	if ("HASH" eq ref $a) {
		1077	my @ka = keys %$a;
		1078	my @kb = keys %$b;
		1079
		1080	return 0 if @ka != @kb;
		1081
		1082	for (0 .. $#ka) {
		1083	return 0 unless $ka[$_] eq $kb[$_];
		1084	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1085	}
		1086
		1087	} elsif ("ARRAY" eq ref $a) {
		1088
		1089	return 0 if @$a != @$b;
		1090
		1091	for (0 .. $#$a) {
		1092	return 0 unless _object_equal $a->[$_], $b->[$_];
		1093	}
		1094
		1095	} elsif ($a ne $b) {
		1096	return 0;
		1097	}
		1098
		1099	1
		1100	}
		1101
		1102	our $SLOW_MERGES;#d#
947	sub _can_merge {	1103	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
949		1105
950	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1107
954	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
955	}	1110	}
956		1111
957	sub reattach {	1112	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1114	my ($obj) = @_;
960		1115
		1116	# no longer needed after getting rid of delete_package?
961	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1117	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
962		1118
963	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
964		1120
965	@$registry = ();	1121	@$registry = ();
966		1122
…		…
981	cf::attachable->attach (	1137	cf::attachable->attach (
982	prio => -1000000,	1138	prio => -1000000,
983	on_instantiate => sub {	1139	on_instantiate => sub {
984	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
985		1141
986	$data = from_json $data;	1142	$data = decode_json $data;
987		1143
988	for (@$data) {	1144	for (@$data) {
989	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
990		1146
991	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1163	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
1009		1165
1010	sync_job {	1166	sync_job {
1011	if (length $$rdata) {	1167	if (length $$rdata) {
		1168	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1014		1171
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1019	close $fh;	1176	aio_close $fh;
1020		1177
1021	if (@$objs) {	1178	if (@$objs) {
1022	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1023	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1027	close $fh;	1184	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1186	}
1030	} else {	1187	} else {
1031	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1032	}	1189	}
1033		1190
1034	aio_rename "$filename~", $filename;	1191	aio_rename "$filename~", $filename;
		1192
		1193	$filename =~ s%/[^/]+$%%;
		1194	aio_pathsync $filename;
1035	} else {	1195	} else {
1036	warn "FATAL: $filename~: $!\n";	1196	warn "FATAL: $filename~: $!\n";
1037	}	1197	}
1038	} else {	1198	} else {
1039	aio_unlink $filename;	1199	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1200	aio_unlink "$filename.pst";
1041	}	1201	}
1042	}	1202	};
1043	}	1203	}
1044		1204
1045	sub object_freezer_as_string {	1205	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1206	my ($rdata, $objs) = @_;
1047		1207
…		…
1059	or return;	1219	or return;
1060		1220
1061	unless (aio_stat "$filename.pst") {	1221	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1222	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1223	or return;
		1224
1064	$av = eval { (Storable::thaw $av)->{objs} };	1225	my $st = eval { Coro::Storable::thaw $av };
		1226	$av = $st->{objs};
1065	}	1227	}
1066		1228
		1229	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1230	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1231	$decname, length $data, scalar @{$av || []};
		1232
1069	return ($data, $av);	1233	($data, $av)
1070	}	1234	}
1071		1235
1072	=head2 COMMAND CALLBACKS	1236	=head2 COMMAND CALLBACKS
1073		1237
1074	=over 4	1238	=over 4
…		…
1197		1361
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1362	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1363	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1364
1201	$ext{source} =	1365	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1366	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1367	. "#line 1 \"$path\"\n{\n"
1204	. $source	1368	. $source
1205	. "\n};\n1";	1369	. "\n};\n1";
1206		1370
1207	$todo{$base} = \%ext;	1371	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1387	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1388	: "$v->{base}: extension inactive.\n";
1225		1389
1226	if (exists $v->{meta}{mandatory}) {	1390	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1391	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1392	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1393	}
1231		1394
1232	warn $msg;	1395	warn $msg;
1233	}	1396	}
1234		1397
…		…
1248		1411
1249	=back	1412	=back
1250		1413
1251	=head2 CORE EXTENSIONS	1414	=head2 CORE EXTENSIONS
1252		1415
1253	Functions and methods that extend core crossfire objects.	1416	Functions and methods that extend core deliantra objects.
1254		1417
1255	=cut	1418	=cut
1256		1419
1257	package cf::player;	1420	package cf::player;
1258		1421
1259	use Coro::AIO;	1422	use Coro::AIO;
1260		1423
1261	=head3 cf::player	1424	=head3 cf::player
1262		1425
1263	=over 4	1426	=over 4
		1427
		1428	=item cf::player::num_playing
		1429
		1430	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1431
		1432	=cut
		1433
		1434	sub num_playing {
		1435	scalar grep
		1436	$_->ob->map
		1437	&& !$_->hidden
		1438	&& !$_->ob->flag (cf::FLAG_WIZ),
		1439	cf::player::list
		1440	}
1264		1441
1265	=item cf::player::find $login	1442	=item cf::player::find $login
1266		1443
1267	Returns the given player object, loading it if necessary (might block).	1444	Returns the given player object, loading it if necessary (might block).
1268		1445
…		…
1287		1464
1288	sub exists($) {	1465	sub exists($) {
1289	my ($login) = @_;	1466	my ($login) = @_;
1290		1467
1291	$cf::PLAYER{$login}	1468	$cf::PLAYER{$login}
1292	or cf::sync_job { !aio_stat path $login }	1469	or !aio_stat path $login
1293	}	1470	}
1294		1471
1295	sub find($) {	1472	sub find($) {
1296	return $cf::PLAYER{$_[0]} || do {	1473	return $cf::PLAYER{$_[0]} || do {
1297	my $login = $_[0];	1474	my $login = $_[0];
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1481	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1482	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1483	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1484	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1485
1309	my $pl = load_pl path $login	1486	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1487	or return;
		1488
		1489	my $pl = cf::player::load_pl $f
		1490	or return;
		1491
		1492	local $cf::PLAYER_LOADING{$login} = $pl;
		1493	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1494	$cf::PLAYER{$login} = $pl
1312	}	1495	}
1313	}	1496	}
1314	}	1497	}
1315		1498
…		…
1323		1506
1324	return if $pl->{deny_save};	1507	return if $pl->{deny_save};
1325		1508
1326	aio_mkdir playerdir $pl, 0770;	1509	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1510	$pl->{last_save} = $cf::RUNTIME;
		1511
		1512	cf::get_slot 0.01;
1328		1513
1329	$pl->save_pl ($path);	1514	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1515	cf::cede_to_tick;
1331	}	1516	}
1332		1517
…		…
1364	my ($pl) = @_;	1549	my ($pl) = @_;
1365		1550
1366	my $name = $pl->ob->name;	1551	my $name = $pl->ob->name;
1367		1552
1368	$pl->{deny_save} = 1;	1553	$pl->{deny_save} = 1;
1369	$pl->password ("*"); # this should lock out the player until we nuked the dir	1554	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1370		1555
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1556	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1557	$pl->deactivate;
		1558	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1559	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1560	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1561	$pl->ns->destroy if $pl->ns;
1375		1562
1376	my $path = playerdir $pl;	1563	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1564	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1416		1603
1417	for my $login (@$dirs) {	1604	for my $login (@$dirs) {
1418	my $path = path $login;	1605	my $path = path $login;
1419		1606
1420	# a .pst is a dead give-away for a valid player	1607	# a .pst is a dead give-away for a valid player
1421	unless (-e "$path.pst") {	1608	# if no pst file found, open and chekc for blocked users
		1609	if (aio_stat "$path.pst") {
1422	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1610	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1423	aio_read $fh, 0, 512, my $buf, 0 or next;	1611	aio_read $fh, 0, 512, my $buf, 0 or next;
1424	$buf !~ /^password -------------$/m or next; # official not-valid tag	1612	$buf !~ /^password -------------$/m or next; # official not-valid tag
1425	}	1613	}
1426		1614
…		…
1457	}	1645	}
1458		1646
1459	\@paths	1647	\@paths
1460	}	1648	}
1461		1649
1462	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1650	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1463		1651
1464	Expand crossfire pod fragments into protocol xml.	1652	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		1653
1513	=item $player->ext_reply ($msgid, @msg)	1654	=item $player->ext_reply ($msgid, @msg)
1514		1655
1515	Sends an ext reply to the player.	1656	Sends an ext reply to the player.
1516		1657
…		…
1583	our $MAX_RESET = 3600;	1724	our $MAX_RESET = 3600;
1584	our $DEFAULT_RESET = 3000;	1725	our $DEFAULT_RESET = 3000;
1585		1726
1586	sub generate_random_map {	1727	sub generate_random_map {
1587	my ($self, $rmp) = @_;	1728	my ($self, $rmp) = @_;
		1729
		1730	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1731
1588	# mit "rum" bekleckern, nicht	1732	# mit "rum" bekleckern, nicht
1589	$self->_create_random_map (	1733	$self->_create_random_map (
1590	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1591	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1592	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1714		1858
1715	# the temporary/swap location	1859	# the temporary/swap location
1716	sub save_path {	1860	sub save_path {
1717	my ($self) = @_;	1861	my ($self) = @_;
1718		1862
1719	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1720	"$TMPDIR/$path.map"	1864	"$TMPDIR/$path.map"
1721	}	1865	}
1722		1866
1723	# the unique path, undef == no special unique path	1867	# the unique path, undef == no special unique path
1724	sub uniq_path {	1868	sub uniq_path {
1725	my ($self) = @_;	1869	my ($self) = @_;
1726		1870
1727	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1728	"$UNIQUEDIR/$path"	1872	"$UNIQUEDIR/$path"
1729	}	1873	}
1730		1874
1731	# and all this just because we cannot iterate over	1875	# and all this just because we cannot iterate over
1732	# all maps in C++...	1876	# all maps in C++...
…		…
1755		1899
1756	sub load_header_from($) {	1900	sub load_header_from($) {
1757	my ($self, $path) = @_;	1901	my ($self, $path) = @_;
1758		1902
1759	utf8::encode $path;	1903	utf8::encode $path;
1760	#aio_open $path, O_RDONLY, 0	1904	my $f = new_from_file cf::object::thawer $path
1761	# or return;
1762
1763	$self->_load_header ($path)
1764	or return;	1905	or return;
		1906
		1907	$self->_load_header ($f)
		1908	or return;
		1909
		1910	local $MAP_LOADING{$self->{path}} = $self;
		1911	$f->resolve_delayed_derefs;
1765		1912
1766	$self->{load_path} = $path;	1913	$self->{load_path} = $path;
1767		1914
1768	1	1915	1
1769	}	1916	}
…		…
1823	sub find {	1970	sub find {
1824	my ($path, $origin) = @_;	1971	my ($path, $origin) = @_;
1825		1972
1826	$path = normalise $path, $origin && $origin->path;	1973	$path = normalise $path, $origin && $origin->path;
1827		1974
		1975	cf::lock_wait "map_data:$path";#d#remove
1828	cf::lock_wait "map_find:$path";	1976	cf::lock_wait "map_find:$path";
1829		1977
1830	$cf::MAP{$path} || do {	1978	$cf::MAP{$path} || do {
		1979	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1831	my $guard = cf::lock_acquire "map_find:$path";	1980	my $guard2 = cf::lock_acquire "map_find:$path";
		1981
1832	my $map = new_from_path cf::map $path	1982	my $map = new_from_path cf::map $path
1833	or return;	1983	or return;
1834		1984
1835	$map->{last_save} = $cf::RUNTIME;	1985	$map->{last_save} = $cf::RUNTIME;
1836		1986
…		…
1838	or return;	1988	or return;
1839		1989
1840	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1841	# doing this can freeze the server in a sync job, obviously	1991	# doing this can freeze the server in a sync job, obviously
1842	#$cf::WAIT_FOR_TICK->wait;	1992	#$cf::WAIT_FOR_TICK->wait;
		1993	undef $guard2;
		1994	undef $guard1;
1843	$map->reset;	1995	$map->reset;
1844	undef $guard;
1845	return find $path;	1996	return find $path;
1846	}	1997	}
1847		1998
1848	$cf::MAP{$path} = $map	1999	$cf::MAP{$path} = $map
1849	}	2000	}
…		…
1858	local $self->{deny_reset} = 1; # loading can take a long time	2009	local $self->{deny_reset} = 1; # loading can take a long time
1859		2010
1860	my $path = $self->{path};	2011	my $path = $self->{path};
1861		2012
1862	{	2013	{
1863	my $guard1 = cf::lock_acquire "map_data:$path";	2014	my $guard = cf::lock_acquire "map_data:$path";
1864	my $guard2 = cf::lock_acquire "map_load:$path";
1865		2015
		2016	return unless $self->valid;
1866	return if $self->in_memory != cf::MAP_SWAPPED;	2017	return unless $self->in_memory == cf::MAP_SWAPPED;
1867		2018
1868	$self->in_memory (cf::MAP_LOADING);	2019	$self->in_memory (cf::MAP_LOADING);
1869		2020
1870	$self->alloc;	2021	$self->alloc;
1871		2022
1872	$self->pre_load;	2023	$self->pre_load;
1873	cf::cede_to_tick;	2024	cf::cede_to_tick;
1874		2025
		2026	my $f = new_from_file cf::object::thawer $self->{load_path};
		2027	$f->skip_block;
1875	$self->_load_objects ($self->{load_path}, 1)	2028	$self->_load_objects ($f)
1876	or return;	2029	or return;
1877		2030
1878	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2031	$self->post_load_original
1879	if delete $self->{load_original};	2032	if delete $self->{load_original};
1880		2033
1881	if (my $uniq = $self->uniq_path) {	2034	if (my $uniq = $self->uniq_path) {
1882	utf8::encode $uniq;	2035	utf8::encode $uniq;
1883	if (aio_open $uniq, O_RDONLY, 0) {	2036	unless (aio_stat $uniq) {
		2037	if (my $f = new_from_file cf::object::thawer $uniq) {
1884	$self->clear_unique_items;	2038	$self->clear_unique_items;
1885	$self->_load_objects ($uniq, 0);	2039	$self->_load_objects ($f);
		2040	$f->resolve_delayed_derefs;
		2041	}
1886	}	2042	}
1887	}	2043	}
		2044
		2045	$f->resolve_delayed_derefs;
1888		2046
1889	cf::cede_to_tick;	2047	cf::cede_to_tick;
1890	# now do the right thing for maps	2048	# now do the right thing for maps
1891	$self->link_multipart_objects;	2049	$self->link_multipart_objects;
1892	$self->difficulty ($self->estimate_difficulty)	2050	$self->difficulty ($self->estimate_difficulty)
…		…
1904	}	2062	}
1905		2063
1906	$self->{last_save} = $cf::RUNTIME;	2064	$self->{last_save} = $cf::RUNTIME;
1907	$self->last_access ($cf::RUNTIME);	2065	$self->last_access ($cf::RUNTIME);
1908		2066
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2067	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2068	}
1911		2069
1912	$self->post_load;	2070	$self->post_load;
1913	}	2071	}
1914		2072
…		…
1972	my ($path, $origin, $load) = @_;	2130	my ($path, $origin, $load) = @_;
1973		2131
1974	$path = normalise $path, $origin && $origin->{path};	2132	$path = normalise $path, $origin && $origin->{path};
1975		2133
1976	if (my $map = $cf::MAP{$path}) {	2134	if (my $map = $cf::MAP{$path}) {
1977	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2135	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1978	}	2136	}
1979		2137
1980	$MAP_PREFETCH{$path} |= $load;	2138	$MAP_PREFETCH{$path} |= $load;
1981		2139
1982	$MAP_PREFETCHER ||= cf::async {	2140	$MAP_PREFETCHER ||= cf::async {
		2141	$Coro::current->{desc} = "map prefetcher";
		2142
1983	while (%MAP_PREFETCH) {	2143	while (%MAP_PREFETCH) {
1984	while (my ($k, $v) = each %MAP_PREFETCH) {	2144	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $k) {	2145	if (my $map = find $k) {
1986	$map->load if $v;	2146	$map->load if $v;
1987	}	2147	}
…		…
2013	return if $self->{deny_save};	2173	return if $self->{deny_save};
2014		2174
2015	local $self->{last_access} = $self->last_access;#d#	2175	local $self->{last_access} = $self->last_access;#d#
2016		2176
2017	cf::async {	2177	cf::async {
		2178	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2179	$_->contr->save for $self->players;
2019	};	2180	};
		2181
		2182	cf::get_slot 0.02;
2020		2183
2021	if ($uniq) {	2184	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2186	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2187	} else {
…		…
2033	$self->save;	2196	$self->save;
2034		2197
2035	my $lock = cf::lock_acquire "map_data:$self->{path}";	2198	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2199
2037	return if $self->players;	2200	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2201	return if $self->in_memory != cf::MAP_ACTIVE;
2039	return if $self->{deny_save};	2202	return if $self->{deny_save};
2040		2203
		2204	$self->in_memory (cf::MAP_SWAPPED);
		2205
		2206	$self->deactivate;
		2207	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2208	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2209	}
2044		2210
2045	sub reset_at {	2211	sub reset_at {
2046	my ($self) = @_;	2212	my ($self) = @_;
2047		2213
…		…
2079	if $uniq;	2245	if $uniq;
2080	}	2246	}
2081		2247
2082	delete $cf::MAP{$self->path};	2248	delete $cf::MAP{$self->path};
2083		2249
		2250	$self->deactivate;
		2251	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2252	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2253
2088	$self->unlink_save;	2254	$self->unlink_save;
2089	$self->destroy;	2255	$self->destroy;
2090	}	2256	}
2091		2257
…		…
2158		2324
2159	sub unique_maps() {	2325	sub unique_maps() {
2160	[	2326	[
2161	map {	2327	map {
2162	utf8::decode $_;	2328	utf8::decode $_;
2163	/\.map$/	2329	s/\.map$//; # TODO future compatibility hack
		2330	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2331	? ()
2164	? normalise $_	2332	: normalise $_
2165	: ()
2166	} @{ aio_readdir $UNIQUEDIR or [] }	2333	} @{ aio_readdir $UNIQUEDIR or [] }
2167	]	2334	]
2168	}	2335	}
2169		2336
2170	package cf;
2171
2172	=back	2337	=back
2173		2338
2174	=head3 cf::object	2339	=head3 cf::object
2175		2340
2176	=cut	2341	=cut
…		…
2179		2344
2180	=over 4	2345	=over 4
2181		2346
2182	=item $ob->inv_recursive	2347	=item $ob->inv_recursive
2183		2348
2184	Returns the inventory of the object _and_ their inventories, recursively.	2349	Returns the inventory of the object I<and> their inventories, recursively,
		2350	but I<not> the object itself.
2185		2351
2186	=cut	2352	=cut
2187		2353
2188	sub inv_recursive_;	2354	sub inv_recursive_;
2189	sub inv_recursive_ {	2355	sub inv_recursive_ {
…		…
2192		2358
2193	sub inv_recursive {	2359	sub inv_recursive {
2194	inv_recursive_ inv $_[0]	2360	inv_recursive_ inv $_[0]
2195	}	2361	}
2196		2362
		2363	=item $ref = $ob->ref
		2364
		2365	Creates and returns a persistent reference to an object that can be stored as a string.
		2366
		2367	=item $ob = cf::object::deref ($refstring)
		2368
		2369	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2370	even if the object actually exists. May block.
		2371
		2372	=cut
		2373
		2374	sub deref {
		2375	my ($ref) = @_;
		2376
		2377	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2378	my ($uuid, $name) = ($1, $2);
		2379	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2380	or return;
		2381	$pl->ob->uuid eq $uuid
		2382	or return;
		2383
		2384	$pl->ob
		2385	} else {
		2386	warn "$ref: cannot resolve object reference\n";
		2387	undef
		2388	}
		2389	}
		2390
2197	package cf;	2391	package cf;
2198		2392
2199	=back	2393	=back
2200		2394
2201	=head3 cf::object::player	2395	=head3 cf::object::player
…		…
2207	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2401	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	2402	can be C<undef>. Does the right thing when the player is currently in a
2209	dialogue with the given NPC character.	2403	dialogue with the given NPC character.
2210		2404
2211	=cut	2405	=cut
		2406
		2407	our $SAY_CHANNEL = {
		2408	id => "say",
		2409	title => "Map",
		2410	reply => "say ",
		2411	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2412	};
		2413
		2414	our $CHAT_CHANNEL = {
		2415	id => "chat",
		2416	title => "Chat",
		2417	reply => "chat ",
		2418	tooltip => "Player chat and shouts, global to the server.",
		2419	};
2212		2420
2213	# rough implementation of a future "reply" method that works	2421	# rough implementation of a future "reply" method that works
2214	# with dialog boxes.	2422	# with dialog boxes.
2215	#TODO: the first argument must go, split into a $npc->reply_to ( method	2423	#TODO: the first argument must go, split into a $npc->reply_to ( method
2216	sub cf::object::player::reply($$$;$) {	2424	sub cf::object::player::reply($$$;$) {
…		…
2228	my $dialog = $pl->{npc_dialog};	2436	my $dialog = $pl->{npc_dialog};
2229	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2437	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2230		2438
2231	} else {	2439	} else {
2232	$msg = $npc->name . " says: $msg" if $npc;	2440	$msg = $npc->name . " says: $msg" if $npc;
2233	$self->message ($msg, $flags);	2441	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2234	}	2442	}
2235	}	2443	}
2236	}	2444	}
2237		2445
2238	=item $object->send_msg ($channel, $msg, $color, [extra...])	2446	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2263		2471
2264	=item $player_object->enter_link	2472	=item $player_object->enter_link
2265		2473
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2474	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2475
2268	The player should be reasonably safe there for short amounts of time. You	2476	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.	2477	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2478	though, as the palyer cannot control the character while it is on the link
		2479	map.
2270		2480
2271	Will never block.	2481	Will never block.
2272		2482
2273	=item $player_object->leave_link ($map, $x, $y)	2483	=item $player_object->leave_link ($map, $x, $y)
2274		2484
…		…
2332		2542
2333	$map->load;	2543	$map->load;
2334	$map->load_neighbours;	2544	$map->load_neighbours;
2335		2545
2336	return unless $self->contr->active;	2546	return unless $self->contr->active;
		2547	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2337	$self->activate_recursive;	2548	$self->activate_recursive;
2338		2549
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2550	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2551	$self->enter_map ($map, $x, $y);
2341	}	2552	}
…		…
2346	her, loading and preparing them map, calling the provided $check callback	2557	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	2558	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	2559	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2560	be called at the end of this process.
2350		2561
		2562	Note that $check will be called with a potentially non-loaded map, so if
		2563	it needs a loaded map it has to call C<< ->load >>.
		2564
2351	=cut	2565	=cut
2352		2566
2353	our $GOTOGEN;	2567	our $GOTOGEN;
2354		2568
2355	sub cf::object::player::goto {	2569	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2573	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2574
2361	$self->enter_link;	2575	$self->enter_link;
2362		2576
2363	(async {	2577	(async {
		2578	$Coro::current->{desc} = "player::goto $path $x $y";
		2579
		2580	# *tag paths override both path and x|y
		2581	if ($path =~ /^\*(.*)$/) {
		2582	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2583	my $ob = $obs[rand @obs];
		2584
		2585	# see if we actually can go there
		2586	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2587	$ob = $obs[rand @obs];
		2588	} else {
		2589	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2590	}
		2591	# else put us there anyways for now #d#
		2592
		2593	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2594	} else {
		2595	($path, $x, $y) = (undef, undef, undef);
		2596	}
		2597	}
		2598
2364	my $map = eval {	2599	my $map = eval {
2365	my $map = cf::map::find $path;	2600	my $map = defined $path ? cf::map::find $path : undef;
2366		2601
2367	if ($map) {	2602	if ($map) {
2368	$map = $map->customise_for ($self);	2603	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2604	$map = $check->($map) if $check && $map;
2370	} else {	2605	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2606	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2607	}
2373		2608
2374	$map	2609	$map
2375	};	2610	};
2376		2611
…		…
2412	}	2647	}
2413		2648
2414	sub prepare_random_map {	2649	sub prepare_random_map {
2415	my ($exit) = @_;	2650	my ($exit) = @_;
2416		2651
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2652	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2653	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2654	# that depends on the exit object
2422		2655
2423	my $rmp = parse_random_map_params $exit->msg;	2656	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2658	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2659	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2660	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2661	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2662	$rmp->{origin_y} = $exit->y;
		2663
		2664	$exit->map->touch;
2430	}	2665	}
2431		2666
2432	$rmp->{random_seed} ||= $exit->random_seed;	2667	$rmp->{random_seed} ||= $exit->random_seed;
2433		2668
2434	my $data = cf::to_json $rmp;	2669	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2670	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2671	my $meta = "$RANDOMDIR/$md5.meta";
2437		2672
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2673	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2674	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2675	undef $fh;
2441	aio_rename "$meta~", $meta;	2676	aio_rename "$meta~", $meta;
2442		2677
		2678	my $slaying = "?random/$md5";
		2679
		2680	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2681	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2682	$exit->msg (undef);
		2683	}
2445	}	2684	}
2446	}	2685	}
2447		2686
2448	sub cf::object::player::enter_exit {	2687	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2688	my ($self, $exit) = @_;
2450		2689
2451	return unless $self->type == cf::PLAYER;	2690	return unless $self->type == cf::PLAYER;
2452		2691
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;	2692	$self->enter_link;
2465		2693
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 {	2694	(async {
2471	$self->deactivate_recursive; # just to be sure	2695	$Coro::current->{desc} = "enter_exit";
		2696
2472	unless (eval {	2697	unless (eval {
		2698	$self->deactivate_recursive; # just to be sure
		2699
		2700	# random map handling
		2701	{
		2702	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2703
		2704	prepare_random_map $exit
		2705	if $exit->slaying eq "/!";
		2706	}
		2707
		2708	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2709	my $x = $exit->stats->hp;
		2710	my $y = $exit->stats->sp;
		2711
2473	$self->goto ($slaying, $hp, $sp);	2712	$self->goto ($map, $x, $y);
2474		2713
		2714	# if exit is damned, update players death & WoR home-position
		2715	$self->contr->savebed ($map, $x, $y)
		2716	if $exit->flag (cf::FLAG_DAMNED);
		2717
2475	1;	2718	1
2476	}) {	2719	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2720	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2721	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2722	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2723	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2724
2482	warn "ERROR in enter_exit: $@";	2725	warn "ERROR in enter_exit: $@";
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2753	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2754	the message unless the client supports the msg packet.
2512		2755
2513	=cut	2756	=cut
2514		2757
		2758	# non-persistent channels (usually the info channel)
2515	our %CHANNEL = (	2759	our %CHANNEL = (
2516	"c/identify" => {	2760	"c/identify" => {
2517	id => "identify",	2761	id => "infobox",
2518	title => "Identify",	2762	title => "Identify",
2519	reply => undef,	2763	reply => undef,
2520	tooltip => "Items recently identified",	2764	tooltip => "Items recently identified",
2521	},	2765	},
2522	"c/examine" => {	2766	"c/examine" => {
2523	id => "examine",	2767	id => "infobox",
2524	title => "Examine",	2768	title => "Examine",
2525	reply => undef,	2769	reply => undef,
2526	tooltip => "Signs and other items you examined",	2770	tooltip => "Signs and other items you examined",
2527	},	2771	},
		2772	"c/book" => {
		2773	id => "infobox",
		2774	title => "Book",
		2775	reply => undef,
		2776	tooltip => "The contents of a note or book",
		2777	},
		2778	"c/lookat" => {
		2779	id => "infobox",
		2780	title => "Look",
		2781	reply => undef,
		2782	tooltip => "What you saw there",
		2783	},
		2784	"c/who" => {
		2785	id => "infobox",
		2786	title => "Players",
		2787	reply => undef,
		2788	tooltip => "Shows players who are currently online",
		2789	},
		2790	"c/body" => {
		2791	id => "infobox",
		2792	title => "Body Parts",
		2793	reply => undef,
		2794	tooltip => "Shows which body parts you posess and are available",
		2795	},
		2796	"c/skills" => {
		2797	id => "infobox",
		2798	title => "Skills",
		2799	reply => undef,
		2800	tooltip => "Shows your experience per skill and item power",
		2801	},
		2802	"c/uptime" => {
		2803	id => "infobox",
		2804	title => "Uptime",
		2805	reply => undef,
		2806	tooltip => "How long the server has been running since last restart",
		2807	},
		2808	"c/mapinfo" => {
		2809	id => "infobox",
		2810	title => "Map Info",
		2811	reply => undef,
		2812	tooltip => "Information related to the maps",
		2813	},
		2814	"c/party" => {
		2815	id => "party",
		2816	title => "Party",
		2817	reply => "gsay ",
		2818	tooltip => "Messages and chat related to your party",
		2819	},
2528	);	2820	);
2529		2821
2530	sub cf::client::send_msg {	2822	sub cf::client::send_msg {
2531	my ($self, $channel, $msg, $color, @extra) = @_;	2823	my ($self, $channel, $msg, $color, @extra) = @_;
2532		2824
2533	$msg = $self->pl->expand_cfpod ($msg);	2825	$msg = $self->pl->expand_cfpod ($msg)
		2826	unless $color & cf::NDI_VERBATIM;
2534		2827
2535	$color &= cf::NDI_CLIENT_MASK; # just in case...	2828	$color &= cf::NDI_CLIENT_MASK; # just in case...
2536		2829
2537	# check predefined channels, for the benefit of C	2830	# check predefined channels, for the benefit of C
2538	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2831	if ($CHANNEL{$channel}) {
		2832	$channel = $CHANNEL{$channel};
2539		2833
		2834	$self->ext_msg (channel_info => $channel)
		2835	if $self->can_msg;
		2836
		2837	$channel = $channel->{id};
		2838
2540	if (ref $channel) {	2839	} elsif (ref $channel) {
2541	# send meta info to client, if not yet sent	2840	# send meta info to client, if not yet sent
2542	unless (exists $self->{channel}{$channel->{id}}) {	2841	unless (exists $self->{channel}{$channel->{id}}) {
2543	$self->{channel}{$channel->{id}} = $channel;	2842	$self->{channel}{$channel->{id}} = $channel;
2544	$self->ext_msg (channel_info => $channel)	2843	$self->ext_msg (channel_info => $channel)
2545	if $self->can_msg;	2844	if $self->can_msg;
…		…
2553	if ($self->can_msg) {	2852	if ($self->can_msg) {
2554	# default colour, mask it out	2853	# default colour, mask it out
2555	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2556	if $color & cf::NDI_DEF;	2855	if $color & cf::NDI_DEF;
2557		2856
2558	$self->send_packet ("msg " . $self->{json_coder}->encode (	2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
2559	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2860	);
		2861
		2862	# try lzf for large packets
		2863	$pkt = "lzf " . Compress::LZF::compress $pkt
		2864	if 1024 <= length $pkt and $self->{can_lzf};
		2865
		2866	# split very large packets
		2867	if (8192 < length $pkt and $self->{can_lzf}) {
		2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2869	$pkt = "frag";
		2870	}
		2871
		2872	$self->send_packet ($pkt);
2560	} else {	2873	} else {
2561	if ($color >= 0) {	2874	if ($color >= 0) {
2562	# replace some tags by gcfclient-compatible ones	2875	# replace some tags by gcfclient-compatible ones
2563	for ($msg) {	2876	for ($msg) {
2564	1 while	2877	1 while
…		…
2762	=pod	3075	=pod
2763		3076
2764	The following functions and methods are available within a safe environment:	3077	The following functions and methods are available within a safe environment:
2765		3078
2766	cf::object	3079	cf::object
2767	contr pay_amount pay_player map x y force_find force_add	3080	contr pay_amount pay_player map x y force_find force_add destroy
2768	insert remove name archname title slaying race decrease_ob_nr	3081	insert remove name archname title slaying race decrease split
2769		3082
2770	cf::object::player	3083	cf::object::player
2771	player	3084	player
2772		3085
2773	cf::player	3086	cf::player
…		…
2778		3091
2779	=cut	3092	=cut
2780		3093
2781	for (	3094	for (
2782	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2783	insert remove inv name archname title slaying race	3096	insert remove inv nrof name archname title slaying race
2784	decrease_ob_nr)],	3097	decrease split destroy change_exp)],
2785	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2786	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful)],
2787	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2788	) {	3101	) {
2789	no strict 'refs';	3102	no strict 'refs';
…		…
2894	{	3207	{
2895	my $faces = $facedata->{faceinfo};	3208	my $faces = $facedata->{faceinfo};
2896		3209
2897	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2898	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3212
2899	cf::face::set_visibility $idx, $info->{visibility};	3213	cf::face::set_visibility $idx, $info->{visibility};
2900	cf::face::set_magicmap $idx, $info->{magicmap};	3214	cf::face::set_magicmap $idx, $info->{magicmap};
2901	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3215	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};	3216	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2903		3217
2904	cf::cede_to_tick;	3218	cf::cede_to_tick;
2905	}	3219	}
2906		3220
2907	while (my ($face, $info) = each %$faces) {	3221	while (my ($face, $info) = each %$faces) {
2908	next unless $info->{smooth};	3222	next unless $info->{smooth};
		3223
2909	my $idx = cf::face::find $face	3224	my $idx = cf::face::find $face
2910	or next;	3225	or next;
		3226
2911	if (my $smooth = cf::face::find $info->{smooth}) {	3227	if (my $smooth = cf::face::find $info->{smooth}) {
2912	cf::face::set_smooth $idx, $smooth;	3228	cf::face::set_smooth $idx, $smooth;
2913	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2914	} else {	3230	} else {
2915	warn "smooth face '$info->{smooth}' not found for face '$face'";	3231	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2933	{	3249	{
2934	# TODO: for gcfclient pleasure, we should give resources	3250	# TODO: for gcfclient pleasure, we should give resources
2935	# that gcfclient doesn't grok a >10000 face index.	3251	# that gcfclient doesn't grok a >10000 face index.
2936	my $res = $facedata->{resource};	3252	my $res = $facedata->{resource};
2937		3253
2938	my $soundconf = delete $res->{"res/sound.conf"};
2939
2940	while (my ($name, $info) = each %$res) {	3254	while (my ($name, $info) = each %$res) {
		3255	if (defined $info->{type}) {
2941	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2942	my $data;	3257	my $data;
2943		3258
2944	if ($info->{type} & 1) {	3259	if ($info->{type} & 1) {
2945	# prepend meta info	3260	# prepend meta info
2946		3261
2947	my $meta = $enc->encode ({	3262	my $meta = $enc->encode ({
2948	name => $name,	3263	name => $name,
2949	%{ $info->{meta} || {} },	3264	%{ $info->{meta} || {} },
2950	});	3265	});
2951		3266
2952	$data = pack "(w/a*)*", $meta, $info->{data};	3267	$data = pack "(w/a*)*", $meta, $info->{data};
		3268	} else {
		3269	$data = $info->{data};
		3270	}
		3271
		3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3273	cf::face::set_type $idx, $info->{type};
2953	} else {	3274	} else {
2954	$data = $info->{data};	3275	$RESOURCE{$name} = $info;
2955	}	3276	}
2956		3277
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;	3278	cf::cede_to_tick;
2961	}	3279	}
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	}	3280	}
		3281
		3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2981		3283
2982	1	3284	1
2983	}	3285	}
		3286
		3287	cf::global->attach (on_resource_update => sub {
		3288	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3289	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3290
		3291	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3292	my $sound = $soundconf->{compat}[$_]
		3293	or next;
		3294
		3295	my $face = cf::face::find "sound/$sound->[1]";
		3296	cf::sound::set $sound->[0] => $face;
		3297	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3298	}
		3299
		3300	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3301	my $face = cf::face::find "sound/$v";
		3302	cf::sound::set $k => $face;
		3303	}
		3304	}
		3305	});
2984		3306
2985	register_exticmd fx_want => sub {	3307	register_exticmd fx_want => sub {
2986	my ($ns, $want) = @_;	3308	my ($ns, $want) = @_;
2987		3309
2988	while (my ($k, $v) = each %$want) {	3310	while (my ($k, $v) = each %$want) {
2989	$ns->fx_want ($k, $v);	3311	$ns->fx_want ($k, $v);
2990	}	3312	}
2991	};	3313	};
		3314
		3315	sub load_resource_file($) {
		3316	my $guard = lock_acquire "load_resource_file";
		3317
		3318	my $status = load_resource_file_ $_[0];
		3319	get_slot 0.1, 100;
		3320	cf::arch::commit_load;
		3321
		3322	$status
		3323	}
2992		3324
2993	sub reload_regions {	3325	sub reload_regions {
2994	# HACK to clear player env face cache, we need some signal framework	3326	# HACK to clear player env face cache, we need some signal framework
2995	# for this (global event?)	3327	# for this (global event?)
2996	%ext::player_env::MUSIC_FACE_CACHE = ();	3328	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3010	}	3342	}
3011		3343
3012	sub reload_archetypes {	3344	sub reload_archetypes {
3013	load_resource_file "$DATADIR/archetypes"	3345	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";	3346	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	}	3347	}
3021		3348
3022	sub reload_treasures {	3349	sub reload_treasures {
3023	load_resource_file "$DATADIR/treasures"	3350	load_resource_file "$DATADIR/treasures"
3024	or die "unable to load treasurelists\n";	3351	or die "unable to load treasurelists\n";
3025	}	3352	}
3026		3353
3027	sub reload_resources {	3354	sub reload_resources {
3028	warn "reloading resource files...\n";	3355	warn "reloading resource files...\n";
3029		3356
		3357	reload_facedata;
		3358	reload_archetypes;
3030	reload_regions;	3359	reload_regions;
3031	reload_facedata;
3032	#reload_archetypes;#d#
3033	reload_archetypes;
3034	reload_treasures;	3360	reload_treasures;
3035		3361
3036	warn "finished reloading resource files\n";	3362	warn "finished reloading resource files\n";
3037	}
3038
3039	sub init {
3040	reload_resources;
3041	}	3363	}
3042		3364
3043	sub reload_config {	3365	sub reload_config {
3044	open my $fh, "<:utf8", "$CONFDIR/config"	3366	open my $fh, "<:utf8", "$CONFDIR/config"
3045	or return;	3367	or return;
3046		3368
3047	local $/;	3369	local $/;
3048	*CFG = YAML::Syck::Load <$fh>;	3370	*CFG = YAML::Load <$fh>;
3049		3371
3050	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3051		3373
3052	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3374	$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};	3375	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3059	};	3381	};
3060	warn $@ if $@;	3382	warn $@ if $@;
3061	}	3383	}
3062	}	3384	}
3063		3385
		3386	sub pidfile() {
		3387	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3388	or die "$PIDFILE: $!";
		3389	flock $fh, &Fcntl::LOCK_EX
		3390	or die "$PIDFILE: flock: $!";
		3391	$fh
		3392	}
		3393
		3394	# make sure only one server instance is running at any one time
		3395	sub atomic {
		3396	my $fh = pidfile;
		3397
		3398	my $pid = <$fh>;
		3399	kill 9, $pid if $pid > 0;
		3400
		3401	seek $fh, 0, 0;
		3402	print $fh $$;
		3403	}
		3404
3064	sub main {	3405	sub main {
		3406	cf::init_globals; # initialise logging
		3407
		3408	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3409	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3410	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3411	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3412
		3413	cf::init_experience;
		3414	cf::init_anim;
		3415	cf::init_attackmess;
		3416	cf::init_dynamic;
		3417	cf::init_block;
		3418
		3419	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3420
3065	# we must not ever block the main coroutine	3421	# we must not ever block the main coroutine
3066	local $Coro::idle = sub {	3422	local $Coro::idle = sub {
3067	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3423	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3068	(async {	3424	(async {
3069	Event::one_event;	3425	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3426	EV::loop EV::LOOP_ONESHOT;
3070	})->prio (Coro::PRIO_MAX);	3427	})->prio (Coro::PRIO_MAX);
3071	};	3428	};
3072		3429
		3430	evthread_start IO::AIO::poll_fileno;
		3431
		3432	cf::sync_job {
		3433	reload_resources;
3073	reload_config;	3434	reload_config;
3074	db_init;	3435	db_init;
		3436
		3437	cf::load_settings;
		3438	cf::load_materials;
		3439	cf::init_uuid;
		3440	cf::init_signals;
		3441	cf::init_commands;
		3442	cf::init_skills;
		3443
		3444	cf::init_beforeplay;
		3445
		3446	atomic;
		3447
3075	load_extensions;	3448	load_extensions;
3076		3449
3077	$TICK_WATCHER->start;	3450	utime time, time, $RUNTIMEFILE;
		3451
		3452	# no (long-running) fork's whatsoever before this point(!)
		3453	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3454
		3455	(pop @POST_INIT)->(0) while @POST_INIT;
		3456	};
		3457
3078	Event::loop;	3458	EV::loop;
3079	}	3459	}
3080		3460
3081	#############################################################################	3461	#############################################################################
3082	# initialisation and cleanup	3462	# initialisation and cleanup
3083		3463
3084	# install some emergency cleanup handlers	3464	# install some emergency cleanup handlers
3085	BEGIN {	3465	BEGIN {
		3466	our %SIGWATCHER = ();
3086	for my $signal (qw(INT HUP TERM)) {	3467	for my $signal (qw(INT HUP TERM)) {
3087	Event->signal (	3468	$SIGWATCHER{$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";	3469	cf::cleanup "SIG$signal";
3094	},
3095	);	3470	};
3096	}	3471	}
3097	}	3472	}
3098		3473
3099	sub write_runtime {	3474	sub write_runtime_sync {
3100	my $runtime = "$LOCALDIR/runtime";
3101
3102	# first touch the runtime file to show we are still running:	3475	# first touch the runtime file to show we are still running:
3103	# the fsync below can take a very very long time.	3476	# the fsync below can take a very very long time.
3104		3477
3105	IO::AIO::aio_utime $runtime, undef, undef;	3478	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3106		3479
3107	my $guard = cf::lock_acquire "write_runtime";	3480	my $guard = cf::lock_acquire "write_runtime";
3108		3481
3109	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3482	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3110	or return;	3483	or return;
3111		3484
3112	my $value = $cf::RUNTIME + 90 + 10;	3485	my $value = $cf::RUNTIME + 90 + 10;
3113	# 10 is the runtime save interval, for a monotonic clock	3486	# 10 is the runtime save interval, for a monotonic clock
3114	# 60 allows for the watchdog to kill the server.	3487	# 60 allows for the watchdog to kill the server.
…		…
3124	aio_utime $fh, undef, undef;	3497	aio_utime $fh, undef, undef;
3125		3498
3126	close $fh	3499	close $fh
3127	or return;	3500	or return;
3128		3501
3129	aio_rename "$runtime~", $runtime	3502	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3130	and return;	3503	and return;
3131		3504
3132	warn "runtime file written.\n";	3505	warn "runtime file written.\n";
3133		3506
3134	1	3507	1
		3508	}
		3509
		3510	our $uuid_lock;
		3511	our $uuid_skip;
		3512
		3513	sub write_uuid_sync($) {
		3514	$uuid_skip ||= $_[0];
		3515
		3516	return if $uuid_lock;
		3517	local $uuid_lock = 1;
		3518
		3519	my $uuid = "$LOCALDIR/uuid";
		3520
		3521	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3522	or return;
		3523
		3524	my $value = uuid_seq uuid_cur;
		3525
		3526	unless ($value) {
		3527	warn "cowardly refusing to write zero uuid value!\n";
		3528	return;
		3529	}
		3530
		3531	my $value = uuid_str $value + $uuid_skip;
		3532	$uuid_skip = 0;
		3533
		3534	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3535	and return;
		3536
		3537	# always fsync - this file is important
		3538	aio_fsync $fh
		3539	and return;
		3540
		3541	close $fh
		3542	or return;
		3543
		3544	aio_rename "$uuid~", $uuid
		3545	and return;
		3546
		3547	warn "uuid file written ($value).\n";
		3548
		3549	1
		3550
		3551	}
		3552
		3553	sub write_uuid($$) {
		3554	my ($skip, $sync) = @_;
		3555
		3556	$sync ? write_uuid_sync $skip
		3557	: async { write_uuid_sync $skip };
3135	}	3558	}
3136		3559
3137	sub emergency_save() {	3560	sub emergency_save() {
3138	my $freeze_guard = cf::freeze_mainloop;	3561	my $freeze_guard = cf::freeze_mainloop;
3139		3562
…		…
3145	# and maps saved/destroyed asynchronously.	3568	# and maps saved/destroyed asynchronously.
3146	warn "begin emergency player save\n";	3569	warn "begin emergency player save\n";
3147	for my $login (keys %cf::PLAYER) {	3570	for my $login (keys %cf::PLAYER) {
3148	my $pl = $cf::PLAYER{$login} or next;	3571	my $pl = $cf::PLAYER{$login} or next;
3149	$pl->valid or next;	3572	$pl->valid or next;
		3573	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3150	$pl->save;	3574	$pl->save;
3151	}	3575	}
3152	warn "end emergency player save\n";	3576	warn "end emergency player save\n";
3153		3577
3154	warn "begin emergency map save\n";	3578	warn "begin emergency map save\n";
…		…
3160	warn "end emergency map save\n";	3584	warn "end emergency map save\n";
3161		3585
3162	warn "begin emergency database checkpoint\n";	3586	warn "begin emergency database checkpoint\n";
3163	BDB::db_env_txn_checkpoint $DB_ENV;	3587	BDB::db_env_txn_checkpoint $DB_ENV;
3164	warn "end emergency database checkpoint\n";	3588	warn "end emergency database checkpoint\n";
		3589
		3590	warn "begin write uuid\n";
		3591	write_uuid_sync 1;
		3592	warn "end write uuid\n";
3165	};	3593	};
3166		3594
3167	warn "leave emergency perl save\n";	3595	warn "leave emergency perl save\n";
3168	}	3596	}
3169		3597
3170	sub post_cleanup {	3598	sub post_cleanup {
3171	my ($make_core) = @_;	3599	my ($make_core) = @_;
3172		3600
3173	warn Carp::longmess "post_cleanup backtrace"	3601	warn Carp::longmess "post_cleanup backtrace"
3174	if $make_core;	3602	if $make_core;
		3603
		3604	my $fh = pidfile;
		3605	unlink $PIDFILE if <$fh> == $$;
		3606	}
		3607
		3608	# a safer delete_package, copied from Symbol
		3609	sub clear_package($) {
		3610	my $pkg = shift;
		3611
		3612	# expand to full symbol table name if needed
		3613	unless ($pkg =~ /^main::.*::$/) {
		3614	$pkg = "main$pkg" if $pkg =~ /^::/;
		3615	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3616	$pkg .= '::' unless $pkg =~ /::$/;
		3617	}
		3618
		3619	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3620	my $stem_symtab = *{$stem}{HASH};
		3621
		3622	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3623	or return;
		3624
		3625	# clear all symbols
		3626	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3627	for my $name (keys %$leaf_symtab) {
		3628	_gv_clear *{"$pkg$name"};
		3629	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3630	}
		3631	warn "cleared package $pkg\n";#d#
3175	}	3632	}
3176		3633
3177	sub do_reload_perl() {	3634	sub do_reload_perl() {
3178	# can/must only be called in main	3635	# can/must only be called in main
3179	if ($Coro::current != $Coro::main) {	3636	if ($Coro::current != $Coro::main) {
3180	warn "can only reload from main coroutine";	3637	warn "can only reload from main coroutine";
3181	return;	3638	return;
3182	}	3639	}
3183		3640
		3641	return if $RELOAD++;
		3642
		3643	while ($RELOAD) {
3184	warn "reloading...";	3644	warn "reloading...";
3185		3645
3186	warn "entering sync_job";	3646	warn "entering sync_job";
3187		3647
3188	cf::sync_job {	3648	cf::sync_job {
3189	cf::write_runtime; # external watchdog should not bark	3649	cf::write_runtime_sync; # external watchdog should not bark
3190	cf::emergency_save;	3650	cf::emergency_save;
3191	cf::write_runtime; # external watchdog should not bark	3651	cf::write_runtime_sync; # external watchdog should not bark
3192		3652
3193	warn "syncing database to disk";	3653	warn "syncing database to disk";
3194	BDB::db_env_txn_checkpoint $DB_ENV;	3654	BDB::db_env_txn_checkpoint $DB_ENV;
3195		3655
3196	# if anything goes wrong in here, we should simply crash as we already saved	3656	# if anything goes wrong in here, we should simply crash as we already saved
3197		3657
3198	warn "cancelling all WF_AUTOCANCEL watchers";
3199	for (Event::all_watchers) {
3200	$_->cancel if $_->data & WF_AUTOCANCEL;
3201	}
3202
3203	warn "flushing outstanding aio requests";	3658	warn "flushing outstanding aio requests";
3204	for (;;) {
3205	BDB::flush;
3206	IO::AIO::flush;
3207	Coro::cede;
3208	last unless IO::AIO::nreqs || BDB::nreqs;	3659	while (IO::AIO::nreqs || BDB::nreqs) {
3209	warn "iterate...";	3660	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3210	}
3211
3212	++$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	}	3661	}
3235		3662
3236	warn "... nuking $pkg";	3663	warn "cancelling all extension coros";
3237	Symbol::delete_package $pkg;	3664	$_->cancel for values %EXT_CORO;
3238	}	3665	%EXT_CORO = ();
3239		3666
3240	warn "unloading all perl modules loaded from $LIBDIR";	3667	warn "removing commands";
3241	while (my ($k, $v) = each %INC) {	3668	%COMMAND = ();
3242	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3243		3669
		3670	warn "removing ext/exti commands";
		3671	%EXTCMD = ();
		3672	%EXTICMD = ();
		3673
		3674	warn "unloading/nuking all extensions";
		3675	for my $pkg (@EXTS) {
3244	warn "... unloading $k";	3676	warn "... unloading $pkg";
3245	delete $INC{$k};
3246		3677
3247	$k =~ s/\.pm$//;
3248	$k =~ s/\//::/g;
3249
3250	if (my $cb = $k->can ("unload_module")) {	3678	if (my $cb = $pkg->can ("unload")) {
		3679	eval {
3251	$cb->();	3680	$cb->($pkg);
		3681	1
		3682	} or warn "$pkg unloaded, but with errors: $@";
		3683	}
		3684
		3685	warn "... clearing $pkg";
		3686	clear_package $pkg;
3252	}	3687	}
3253		3688
3254	Symbol::delete_package $k;	3689	warn "unloading all perl modules loaded from $LIBDIR";
		3690	while (my ($k, $v) = each %INC) {
		3691	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3692
		3693	warn "... unloading $k";
		3694	delete $INC{$k};
		3695
		3696	$k =~ s/\.pm$//;
		3697	$k =~ s/\//::/g;
		3698
		3699	if (my $cb = $k->can ("unload_module")) {
		3700	$cb->();
		3701	}
		3702
		3703	clear_package $k;
3255	}	3704	}
3256		3705
3257	warn "getting rid of safe::, as good as possible";	3706	warn "getting rid of safe::, as good as possible";
3258	Symbol::delete_package "safe::$_"	3707	clear_package "safe::$_"
3259	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3708	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3260		3709
3261	warn "unloading cf.pm \"a bit\"";	3710	warn "unloading cf.pm \"a bit\"";
3262	delete $INC{"cf.pm"};	3711	delete $INC{"cf.pm"};
3263	delete $INC{"cf/pod.pm"};	3712	delete $INC{"cf/pod.pm"};
3264		3713
3265	# don't, removes xs symbols, too,	3714	# don't, removes xs symbols, too,
3266	# and global variables created in xs	3715	# and global variables created in xs
3267	#Symbol::delete_package __PACKAGE__;	3716	#clear_package __PACKAGE__;
3268		3717
3269	warn "unload completed, starting to reload now";	3718	warn "unload completed, starting to reload now";
3270		3719
3271	warn "reloading cf.pm";	3720	warn "reloading cf.pm";
3272	require cf;	3721	require cf;
3273	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3722	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3274		3723
3275	warn "loading config and database again";	3724	warn "loading config and database again";
3276	cf::reload_config;	3725	cf::reload_config;
3277		3726
3278	warn "loading extensions";	3727	warn "loading extensions";
3279	cf::load_extensions;	3728	cf::load_extensions;
3280		3729
3281	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3282	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3283	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3284	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3285	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3286	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
3287		3736
		3737	warn "running post_load";
		3738	(pop @POST_INIT)->(1) while @POST_INIT;
		3739
3288	warn "leaving sync_job";	3740	warn "leaving sync_job";
3289		3741
3290	1	3742	1
3291	} or do {	3743	} or do {
3292	warn $@;	3744	warn $@;
3293	warn "error while reloading, exiting.";	3745	cf::cleanup "error while reloading, exiting.";
3294	exit 1;
3295	};	3746	};
3296		3747
3297	warn "reloaded";	3748	warn "reloaded";
		3749	--$RELOAD;
		3750	}
3298	};	3751	};
3299		3752
3300	our $RELOAD_WATCHER; # used only during reload	3753	our $RELOAD_WATCHER; # used only during reload
3301		3754
3302	sub reload_perl() {	3755	sub reload_perl() {
3303	# doing reload synchronously and two reloads happen back-to-back,	3756	# doing reload synchronously and two reloads happen back-to-back,
3304	# coro crashes during coro_state_free->destroy here.	3757	# coro crashes during coro_state_free->destroy here.
3305		3758
3306	$RELOAD_WATCHER ||= Event->timer (	3759	$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;	3760	do_reload_perl;
3312	undef $RELOAD_WATCHER;	3761	undef $RELOAD_WATCHER;
3313	},
3314	);	3762	};
3315	}	3763	}
3316		3764
3317	register_command "reload" => sub {	3765	register_command "reload" => sub {
3318	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3319		3767
3320	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3321	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3322	async { reload_perl };	3772	reload_perl;
		3773	};
3323	}	3774	}
3324	};	3775	};
3325		3776
3326	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3327		3778
…		…
3329		3780
3330	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3331	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3332		3783
3333	sub wait_for_tick {	3784	sub wait_for_tick {
3334	return unless $TICK_WATCHER->is_active;
3335	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3336		3786
3337	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3338	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3339	$signal->wait;	3789	$signal->wait;
3340	}	3790	}
3341		3791
3342	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3343	return unless $TICK_WATCHER->is_active;
3344	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3345		3794
3346	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3347	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3348	$signal->wait;	3797	$signal->wait;
3349	}	3798	}
3350		3799
3351	my $min = 1e6;#d#	3800	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 != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3361	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3362	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3363	return;	3804	return;
3364	}	3805	}
3365		3806
3366	$NOW = $tick_start = Event::time;
3367
3368	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3369		3808
3370	0 && sync_job {#d#	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	for(1..10) {	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	my $t = Event::time;	3811	Coro::async_pool {
3373	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3812	$Coro::current->{desc} = "runtime saver";
3374	or die;	3813	write_runtime_sync
3375		3814	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	};	3815	};
		3816	}
3392		3817
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) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3408	$sig->send;	3819	$sig->send;
3409	}	3820	}
3410	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3411	$sig->send;	3822	$sig->send;
3412	}	3823	}
3413		3824
3414	$NOW = Event::time;	3825	$LOAD = ($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;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3424		3827
3425	_post_tick;	3828	if (0) {
3426		3829	if ($NEXT_TICK) {
3427		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3428	},	3834	}
3429	);	3835	}
3430		3836
3431	{	3837	{
3432	BDB::max_poll_time $TICK * 0.1;	3838	# configure BDB
3433	$BDB_POLL_WATCHER = Event->io (	3839
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;	3840	BDB::min_parallel 8;
3442		3841	BDB::max_poll_reqs $TICK * 0.1;
3443	BDB::set_sync_prepare {	3842	$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	$! = $status;
3454	},
3455	)
3456	};
3457		3843
3458	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3459	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
		3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3460		3851
3461	cf::sync_job {	3852	cf::sync_job {
3462	eval {	3853	eval {
3463	BDB::db_env_open	3854	BDB::db_env_open
3464	$DB_ENV,	3855	$DB_ENV,
…		…
3466	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3857	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3467	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3858	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3468	0666;	3859	0666;
3469		3860
3470	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3861	cf::cleanup "db_env_open($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	};	3862	};
3475		3863
3476	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3477	};	3865	};
3478	}	3866	}
		3867
		3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3870	};
		3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3873	};
		3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3876	};
3479	}	3877	}
3480		3878
3481	{	3879	{
		3880	# configure IO::AIO
		3881
3482	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3483
3484	undef $Coro::AIO::WATCHER;
3485	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3486	$AIO_POLL_WATCHER = Event->io (	3884	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	}	3885	}
3495		3886
3496	my $_log_backtrace;	3887	my $_log_backtrace;
3497		3888
3498	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3501	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3502		3893
3503	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3504	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3505	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3506	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3507	my @bt = fork_call {	3901	my @bt = fork_call {
3508	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3509	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3510	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3511	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3519	}	3913	}
3520		3914
3521	@funcs	3915	@funcs
3522	};	3916	};
3523		3917
3524	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3525	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3526	--$_log_backtrace;	3921	--$_log_backtrace;
3527	};	3922	};
3528	} else {	3923	} else {
3529	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines