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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.357 by root, Tue Sep 4 08:42:58 2007 UTC vs.
Revision 1.455 by root, Sat Sep 27 08:17:40 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, %PLAYER_LOADING); # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
93	our (%MAP, %MAP_LOADING ); # 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 || {} });
…		…
1005	);	1161	);
1006		1162
1007	sub object_freezer_save {	1163	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
1009		1165
1010	my $guard = cf::lock_acquire "io";
1011
1012	sync_job {	1166	sync_job {
1013	if (length $$rdata) {	1167	if (length $$rdata) {
		1168	utf8::decode (my $decname = $filename);
1014	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1015	$filename, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1016		1171
1017	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1018	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1019	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1020	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1021	close $fh;	1176	aio_close $fh;
1022		1177
1023	if (@$objs) {	1178	if (@$objs) {
1024	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) {
1025	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1026	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1027	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1184	aio_close $fh;
1030	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1031	}	1186	}
1032	} else {	1187	} else {
1033	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1034	}	1189	}
…		…
1040	} else {	1195	} else {
1041	aio_unlink $filename;	1196	aio_unlink $filename;
1042	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1043	}	1198	}
1044	};	1199	};
1045
1046	undef $guard;
1047	}	1200	}
1048		1201
1049	sub object_freezer_as_string {	1202	sub object_freezer_as_string {
1050	my ($rdata, $objs) = @_;	1203	my ($rdata, $objs) = @_;
1051		1204
…		…
1056		1209
1057	sub object_thawer_load {	1210	sub object_thawer_load {
1058	my ($filename) = @_;	1211	my ($filename) = @_;
1059		1212
1060	my ($data, $av);	1213	my ($data, $av);
1061
1062	my $guard = cf::lock_acquire "io";
1063		1214
1064	(aio_load $filename, $data) >= 0	1215	(aio_load $filename, $data) >= 0
1065	or return;	1216	or return;
1066		1217
1067	unless (aio_stat "$filename.pst") {	1218	unless (aio_stat "$filename.pst") {
1068	(aio_load "$filename.pst", $av) >= 0	1219	(aio_load "$filename.pst", $av) >= 0
1069	or return;	1220	or return;
1070		1221
1071	undef $guard;
1072	$av = eval { (Storable::thaw $av)->{objs} };	1222	my $st = eval { Coro::Storable::thaw $av };
		1223	$av = $st->{objs};
1073	}	1224	}
1074		1225
		1226	utf8::decode (my $decname = $filename);
1075	warn sprintf "loading %s (%d)\n",	1227	warn sprintf "loading %s (%d,%d)\n",
1076	$filename, length $data, scalar @{$av || []};	1228	$decname, length $data, scalar @{$av || []};
1077		1229
1078	($data, $av)	1230	($data, $av)
1079	}	1231	}
1080		1232
1081	=head2 COMMAND CALLBACKS	1233	=head2 COMMAND CALLBACKS
…		…
1206		1358
1207	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1208	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1209		1361
1210	$ext{source} =	1362	$ext{source} =
1211	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1212	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1213	. $source	1365	. $source
1214	. "\n};\n1";	1366	. "\n};\n1";
1215		1367
1216	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1232	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1233	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1234		1386
1235	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1236	warn $msg;	1388	warn $msg;
1237	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1238	exit 1;
1239	}	1390	}
1240		1391
1241	warn $msg;	1392	warn $msg;
1242	}	1393	}
1243		1394
…		…
1257		1408
1258	=back	1409	=back
1259		1410
1260	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1261		1412
1262	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1263		1414
1264	=cut	1415	=cut
1265		1416
1266	package cf::player;	1417	package cf::player;
1267		1418
1268	use Coro::AIO;	1419	use Coro::AIO;
1269		1420
1270	=head3 cf::player	1421	=head3 cf::player
1271		1422
1272	=over 4	1423	=over 4
		1424
		1425	=item cf::player::num_playing
		1426
		1427	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1428
		1429	=cut
		1430
		1431	sub num_playing {
		1432	scalar grep
		1433	$_->ob->map
		1434	&& !$_->hidden
		1435	&& !$_->ob->flag (cf::FLAG_WIZ),
		1436	cf::player::list
		1437	}
1273		1438
1274	=item cf::player::find $login	1439	=item cf::player::find $login
1275		1440
1276	Returns the given player object, loading it if necessary (might block).	1441	Returns the given player object, loading it if necessary (might block).
1277		1442
…		…
1296		1461
1297	sub exists($) {	1462	sub exists($) {
1298	my ($login) = @_;	1463	my ($login) = @_;
1299		1464
1300	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1301	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1302	}	1467	}
1303		1468
1304	sub find($) {	1469	sub find($) {
1305	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1306	my $login = $_[0];	1471	my $login = $_[0];
…		…
1316	aio_unlink +(playerdir $login) . "/$login.pl";	1481	aio_unlink +(playerdir $login) . "/$login.pl";
1317		1482
1318	my $f = new_from_file cf::object::thawer path $login	1483	my $f = new_from_file cf::object::thawer path $login
1319	or return;	1484	or return;
1320		1485
1321	$f->next;
1322	my $pl = cf::player::load_pl $f	1486	my $pl = cf::player::load_pl $f
1323	or return;	1487	or return;
		1488
1324	local $cf::PLAYER_LOADING{$login} = $pl;	1489	local $cf::PLAYER_LOADING{$login} = $pl;
1325	$f->resolve_delayed_derefs;	1490	$f->resolve_delayed_derefs;
1326	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1327	}	1492	}
1328	}	1493	}
…		…
1338		1503
1339	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1340		1505
1341	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1342	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
		1508
		1509	cf::get_slot 0.01;
1343		1510
1344	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1345	cf::cede_to_tick;	1512	cf::cede_to_tick;
1346	}	1513	}
1347		1514
…		…
1379	my ($pl) = @_;	1546	my ($pl) = @_;
1380		1547
1381	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1382		1549
1383	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1384	$pl->password ("*"); # this should lock out the player until we nuked the dir	1551	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1385		1552
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1387	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1389	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1390		1559
1391	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1431		1600
1432	for my $login (@$dirs) {	1601	for my $login (@$dirs) {
1433	my $path = path $login;	1602	my $path = path $login;
1434		1603
1435	# a .pst is a dead give-away for a valid player	1604	# a .pst is a dead give-away for a valid player
1436	unless (-e "$path.pst") {	1605	# if no pst file found, open and chekc for blocked users
		1606	if (aio_stat "$path.pst") {
1437	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1438	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1439	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
1440	}	1610	}
1441		1611
…		…
1472	}	1642	}
1473		1643
1474	\@paths	1644	\@paths
1475	}	1645	}
1476		1646
1477	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1478		1648
1479	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1480
1481	=cut
1482
1483	sub expand_cfpod {
1484	((my $self), (local $_)) = @_;
1485
1486	# escape & and <
1487	s/&/&amp;/g;
1488	s/(?<![BIUGHT])</&lt;/g;
1489
1490	# this is buggy, it needs to properly take care of nested <'s
1491
1492	1 while
1493	# replace B<>, I<>, U<> etc.
1494	s/B<([^\>]*)>/<b>$1<\/b>/
1495	|| s/I<([^\>]*)>/<i>$1<\/i>/
1496	|| s/U<([^\>]*)>/<u>$1<\/u>/
1497	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1650
1528	=item $player->ext_reply ($msgid, @msg)	1651	=item $player->ext_reply ($msgid, @msg)
1529		1652
1530	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1531		1654
…		…
1598	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1599	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1600		1723
1601	sub generate_random_map {	1724	sub generate_random_map {
1602	my ($self, $rmp) = @_;	1725	my ($self, $rmp) = @_;
		1726
		1727	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1728
1603	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1604	$self->_create_random_map (	1730	$self->_create_random_map (
1605	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1606	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1607	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1729		1855
1730	# the temporary/swap location	1856	# the temporary/swap location
1731	sub save_path {	1857	sub save_path {
1732	my ($self) = @_;	1858	my ($self) = @_;
1733		1859
1734	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1735	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1736	}	1862	}
1737		1863
1738	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1739	sub uniq_path {	1865	sub uniq_path {
1740	my ($self) = @_;	1866	my ($self) = @_;
1741		1867
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1744	}	1870	}
1745		1871
1746	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1747	# all maps in C++...	1873	# all maps in C++...
…		…
1841	sub find {	1967	sub find {
1842	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1843		1969
1844	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1845		1971
		1972	cf::lock_wait "map_data:$path";#d#remove
1846	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1847		1974
1848	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
		1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1849	my $guard = cf::lock_acquire "map_find:$path";	1977	my $guard2 = cf::lock_acquire "map_find:$path";
		1978
1850	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1851	or return;	1980	or return;
1852		1981
1853	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
1854		1983
…		…
1856	or return;	1985	or return;
1857		1986
1858	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1859	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1860	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
		1991	undef $guard1;
1861	$map->reset;	1992	$map->reset;
1862	undef $guard;
1863	return find $path;	1993	return find $path;
1864	}	1994	}
1865		1995
1866	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
1867	}	1997	}
…		…
1879		2009
1880	{	2010	{
1881	my $guard = cf::lock_acquire "map_data:$path";	2011	my $guard = cf::lock_acquire "map_data:$path";
1882		2012
1883	return unless $self->valid;	2013	return unless $self->valid;
1884	return if $self->in_memory != cf::MAP_SWAPPED;	2014	return unless $self->in_memory == cf::MAP_SWAPPED;
1885		2015
1886	$self->in_memory (cf::MAP_LOADING);	2016	$self->in_memory (cf::MAP_LOADING);
1887		2017
1888	$self->alloc;	2018	$self->alloc;
1889		2019
…		…
1893	my $f = new_from_file cf::object::thawer $self->{load_path};	2023	my $f = new_from_file cf::object::thawer $self->{load_path};
1894	$f->skip_block;	2024	$f->skip_block;
1895	$self->_load_objects ($f)	2025	$self->_load_objects ($f)
1896	or return;	2026	or return;
1897		2027
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
1899	if delete $self->{load_original};	2029	if delete $self->{load_original};
1900		2030
1901	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2032	utf8::encode $uniq;
1903	unless (aio_stat $uniq) {	2033	unless (aio_stat $uniq) {
…		…
1929	}	2059	}
1930		2060
1931	$self->{last_save} = $cf::RUNTIME;	2061	$self->{last_save} = $cf::RUNTIME;
1932	$self->last_access ($cf::RUNTIME);	2062	$self->last_access ($cf::RUNTIME);
1933		2063
1934	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
1935	}	2065	}
1936		2066
1937	$self->post_load;	2067	$self->post_load;
1938	}	2068	}
1939		2069
…		…
1997	my ($path, $origin, $load) = @_;	2127	my ($path, $origin, $load) = @_;
1998		2128
1999	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
2000		2130
2001	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
2002	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2003	}	2133	}
2004		2134
2005	$MAP_PREFETCH{$path} |= $load;	2135	$MAP_PREFETCH{$path} |= $load;
2006		2136
2007	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
		2138	$Coro::current->{desc} = "map prefetcher";
		2139
2008	while (%MAP_PREFETCH) {	2140	while (%MAP_PREFETCH) {
2009	while (my ($k, $v) = each %MAP_PREFETCH) {	2141	while (my ($k, $v) = each %MAP_PREFETCH) {
2010	if (my $map = find $k) {	2142	if (my $map = find $k) {
2011	$map->load if $v;	2143	$map->load if $v;
2012	}	2144	}
…		…
2038	return if $self->{deny_save};	2170	return if $self->{deny_save};
2039		2171
2040	local $self->{last_access} = $self->last_access;#d#	2172	local $self->{last_access} = $self->last_access;#d#
2041		2173
2042	cf::async {	2174	cf::async {
		2175	$Coro::current->{desc} = "map player save";
2043	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
2044	};	2177	};
		2178
		2179	cf::get_slot 0.02;
2045		2180
2046	if ($uniq) {	2181	if ($uniq) {
2047	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2048	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2049	} else {	2184	} else {
…		…
2058	$self->save;	2193	$self->save;
2059		2194
2060	my $lock = cf::lock_acquire "map_data:$self->{path}";	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
2061		2196
2062	return if $self->players;	2197	return if $self->players;
2063	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
2064	return if $self->{deny_save};	2199	return if $self->{deny_save};
2065		2200
		2201	$self->in_memory (cf::MAP_SWAPPED);
		2202
		2203	$self->deactivate;
		2204	$_->clear_links_to ($self) for values %cf::MAP;
2066	$self->clear;	2205	$self->clear;
2067	$self->in_memory (cf::MAP_SWAPPED);
2068	}	2206	}
2069		2207
2070	sub reset_at {	2208	sub reset_at {
2071	my ($self) = @_;	2209	my ($self) = @_;
2072		2210
…		…
2104	if $uniq;	2242	if $uniq;
2105	}	2243	}
2106		2244
2107	delete $cf::MAP{$self->path};	2245	delete $cf::MAP{$self->path};
2108		2246
		2247	$self->deactivate;
		2248	$_->clear_links_to ($self) for values %cf::MAP;
2109	$self->clear;	2249	$self->clear;
2110
2111	$_->clear_links_to ($self) for values %cf::MAP;
2112		2250
2113	$self->unlink_save;	2251	$self->unlink_save;
2114	$self->destroy;	2252	$self->destroy;
2115	}	2253	}
2116		2254
…		…
2183		2321
2184	sub unique_maps() {	2322	sub unique_maps() {
2185	[	2323	[
2186	map {	2324	map {
2187	utf8::decode $_;	2325	utf8::decode $_;
2188	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2189	? normalise $_	2329	: normalise $_
2190	: ()
2191	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2192	]	2331	]
2193	}	2332	}
2194		2333
2195	package cf;
2196
2197	=back	2334	=back
2198		2335
2199	=head3 cf::object	2336	=head3 cf::object
2200		2337
2201	=cut	2338	=cut
…		…
2204		2341
2205	=over 4	2342	=over 4
2206		2343
2207	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2208		2345
2209	Returns the inventory of the object _and_ their inventories, recursively.	2346	Returns the inventory of the object I<and> their inventories, recursively,
		2347	but I<not> the object itself.
2210		2348
2211	=cut	2349	=cut
2212		2350
2213	sub inv_recursive_;	2351	sub inv_recursive_;
2214	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2219	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2220	}	2358	}
2221		2359
2222	=item $ref = $ob->ref	2360	=item $ref = $ob->ref
2223		2361
2224	creates and returns a persistent reference to an objetc that can be stored as a string.	2362	Creates and returns a persistent reference to an object that can be stored as a string.
2225		2363
2226	=item $ob = cf::object::deref ($refstring)	2364	=item $ob = cf::object::deref ($refstring)
2227		2365
2228	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2366	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2229	even if the object actually exists. May block.	2367	even if the object actually exists. May block.
…		…
2231	=cut	2369	=cut
2232		2370
2233	sub deref {	2371	sub deref {
2234	my ($ref) = @_;	2372	my ($ref) = @_;
2235		2373
2236	# temporary compatibility#TODO#remove
2237	$ref =~ s{^<}{player/<};
2238
2239	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2374	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2240	my ($uuid, $name) = ($1, $2);	2375	my ($uuid, $name) = ($1, $2);
2241	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2376	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2242	or return;	2377	or return;
2243	$pl->ob->uuid eq $uuid	2378	$pl->ob->uuid eq $uuid
2244	or return;	2379	or return;
…		…
2264	can be C<undef>. Does the right thing when the player is currently in a	2399	can be C<undef>. Does the right thing when the player is currently in a
2265	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2266		2401
2267	=cut	2402	=cut
2268		2403
		2404	our $SAY_CHANNEL = {
		2405	id => "say",
		2406	title => "Map",
		2407	reply => "say ",
		2408	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2409	};
		2410
		2411	our $CHAT_CHANNEL = {
		2412	id => "chat",
		2413	title => "Chat",
		2414	reply => "chat ",
		2415	tooltip => "Player chat and shouts, global to the server.",
		2416	};
		2417
2269	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2270	# with dialog boxes.	2419	# with dialog boxes.
2271	#TODO: the first argument must go, split into a $npc->reply_to ( method	2420	#TODO: the first argument must go, split into a $npc->reply_to ( method
2272	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
2273	my ($self, $npc, $msg, $flags) = @_;	2422	my ($self, $npc, $msg, $flags) = @_;
…		…
2284	my $dialog = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2285	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2434	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2286		2435
2287	} else {	2436	} else {
2288	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2289	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2290	}	2439	}
2291	}	2440	}
2292	}	2441	}
2293		2442
2294	=item $object->send_msg ($channel, $msg, $color, [extra...])	2443	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2319		2468
2320	=item $player_object->enter_link	2469	=item $player_object->enter_link
2321		2470
2322	Freezes the player and moves him/her to a special map (C<{link}>).	2471	Freezes the player and moves him/her to a special map (C<{link}>).
2323		2472
2324	The player should be reasonably safe there for short amounts of time. You	2473	The player should be reasonably safe there for short amounts of time (e.g.
2325	I<MUST> call C<leave_link> as soon as possible, though.	2474	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2475	though, as the palyer cannot control the character while it is on the link
		2476	map.
2326		2477
2327	Will never block.	2478	Will never block.
2328		2479
2329	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2330		2481
…		…
2388		2539
2389	$map->load;	2540	$map->load;
2390	$map->load_neighbours;	2541	$map->load_neighbours;
2391		2542
2392	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2393	$self->activate_recursive;	2545	$self->activate_recursive;
2394		2546
2395	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2396	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2397	}	2549	}
…		…
2402	her, loading and preparing them map, calling the provided $check callback	2554	her, loading and preparing them map, calling the provided $check callback
2403	that has to return the map if sucecssful, and then unfreezes the player on	2555	that has to return the map if sucecssful, and then unfreezes the player on
2404	the new (success) or old (failed) map position. In either case, $done will	2556	the new (success) or old (failed) map position. In either case, $done will
2405	be called at the end of this process.	2557	be called at the end of this process.
2406		2558
		2559	Note that $check will be called with a potentially non-loaded map, so if
		2560	it needs a loaded map it has to call C<< ->load >>.
		2561
2407	=cut	2562	=cut
2408		2563
2409	our $GOTOGEN;	2564	our $GOTOGEN;
2410		2565
2411	sub cf::object::player::goto {	2566	sub cf::object::player::goto {
…		…
2415	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2416		2571
2417	$self->enter_link;	2572	$self->enter_link;
2418		2573
2419	(async {	2574	(async {
		2575	$Coro::current->{desc} = "player::goto $path $x $y";
		2576
		2577	# *tag paths override both path and x|y
		2578	if ($path =~ /^\*(.*)$/) {
		2579	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2580	my $ob = $obs[rand @obs];
		2581
		2582	# see if we actually can go there
		2583	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2584	$ob = $obs[rand @obs];
		2585	} else {
		2586	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2587	}
		2588	# else put us there anyways for now #d#
		2589
		2590	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2591	} else {
		2592	($path, $x, $y) = (undef, undef, undef);
		2593	}
		2594	}
		2595
2420	my $map = eval {	2596	my $map = eval {
2421	my $map = cf::map::find $path;	2597	my $map = defined $path ? cf::map::find $path : undef;
2422		2598
2423	if ($map) {	2599	if ($map) {
2424	$map = $map->customise_for ($self);	2600	$map = $map->customise_for ($self);
2425	$map = $check->($map) if $check && $map;	2601	$map = $check->($map) if $check && $map;
2426	} else {	2602	} else {
2427	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2603	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2428	}	2604	}
2429		2605
2430	$map	2606	$map
2431	};	2607	};
2432		2608
…		…
2468	}	2644	}
2469		2645
2470	sub prepare_random_map {	2646	sub prepare_random_map {
2471	my ($exit) = @_;	2647	my ($exit) = @_;
2472		2648
2473	my $guard = cf::lock_acquire "exit_prepare:$exit";
2474
2475	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2476	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2477	# that depends on the exit object	2651	# that depends on the exit object
2478		2652
2479	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2481	if ($exit->map) {	2655	if ($exit->map) {
2482	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2483	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2484	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2485	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2486	}	2662	}
2487		2663
2488	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2489		2665
2490	my $data = cf::to_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2491	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2492	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2493		2669
2494	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2495	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2496	undef $fh;	2672	undef $fh;
2497	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2498		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2499	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2500	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2501	}	2681	}
2502	}	2682	}
2503		2683
2504	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2505	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2506		2686
2507	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2508		2688
2509	if ($exit->slaying eq "/!") {
2510	#TODO: this should de-fi-ni-te-ly not be a sync-job
2511	# the problem is that $exit might not survive long enough
2512	# so it needs to be done right now, right here
2513	cf::sync_job { prepare_random_map $exit };
2514	}
2515
2516	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2517	my $hp = $exit->stats->hp;
2518	my $sp = $exit->stats->sp;
2519
2520	$self->enter_link;	2689	$self->enter_link;
2521		2690
2522	# if exit is damned, update players death & WoR home-position
2523	$self->contr->savebed ($slaying, $hp, $sp)
2524	if $exit->flag (FLAG_DAMNED);
2525
2526	(async {	2691	(async {
2527	$self->deactivate_recursive; # just to be sure	2692	$Coro::current->{desc} = "enter_exit";
		2693
2528	unless (eval {	2694	unless (eval {
		2695	$self->deactivate_recursive; # just to be sure
		2696
		2697	# random map handling
		2698	{
		2699	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2700
		2701	prepare_random_map $exit
		2702	if $exit->slaying eq "/!";
		2703	}
		2704
		2705	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2706	my $x = $exit->stats->hp;
		2707	my $y = $exit->stats->sp;
		2708
2529	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2530		2710
		2711	# if exit is damned, update players death & WoR home-position
		2712	$self->contr->savebed ($map, $x, $y)
		2713	if $exit->flag (cf::FLAG_DAMNED);
		2714
2531	1;	2715	1
2532	}) {	2716	}) {
2533	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2534	. "I'll try to bring you back to the map you were before. "	2718	. "I'll try to bring you back to the map you were before. "
2535	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2536	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2537		2721
2538	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2566	the message, with C<log> being the default. If C<$color> is negative, suppress	2750	the message, with C<log> being the default. If C<$color> is negative, suppress
2567	the message unless the client supports the msg packet.	2751	the message unless the client supports the msg packet.
2568		2752
2569	=cut	2753	=cut
2570		2754
		2755	# non-persistent channels (usually the info channel)
2571	our %CHANNEL = (	2756	our %CHANNEL = (
2572	"c/identify" => {	2757	"c/identify" => {
2573	id => "identify",	2758	id => "infobox",
2574	title => "Identify",	2759	title => "Identify",
2575	reply => undef,	2760	reply => undef,
2576	tooltip => "Items recently identified",	2761	tooltip => "Items recently identified",
2577	},	2762	},
2578	"c/examine" => {	2763	"c/examine" => {
2579	id => "examine",	2764	id => "infobox",
2580	title => "Examine",	2765	title => "Examine",
2581	reply => undef,	2766	reply => undef,
2582	tooltip => "Signs and other items you examined",	2767	tooltip => "Signs and other items you examined",
2583	},	2768	},
		2769	"c/book" => {
		2770	id => "infobox",
		2771	title => "Book",
		2772	reply => undef,
		2773	tooltip => "The contents of a note or book",
		2774	},
		2775	"c/lookat" => {
		2776	id => "infobox",
		2777	title => "Look",
		2778	reply => undef,
		2779	tooltip => "What you saw there",
		2780	},
		2781	"c/who" => {
		2782	id => "infobox",
		2783	title => "Players",
		2784	reply => undef,
		2785	tooltip => "Shows players who are currently online",
		2786	},
		2787	"c/body" => {
		2788	id => "infobox",
		2789	title => "Body Parts",
		2790	reply => undef,
		2791	tooltip => "Shows which body parts you posess and are available",
		2792	},
		2793	"c/skills" => {
		2794	id => "infobox",
		2795	title => "Skills",
		2796	reply => undef,
		2797	tooltip => "Shows your experience per skill and item power",
		2798	},
		2799	"c/uptime" => {
		2800	id => "infobox",
		2801	title => "Uptime",
		2802	reply => undef,
		2803	tooltip => "How long the server has been running since last restart",
		2804	},
		2805	"c/mapinfo" => {
		2806	id => "infobox",
		2807	title => "Map Info",
		2808	reply => undef,
		2809	tooltip => "Information related to the maps",
		2810	},
		2811	"c/party" => {
		2812	id => "party",
		2813	title => "Party",
		2814	reply => "gsay ",
		2815	tooltip => "Messages and chat related to your party",
		2816	},
2584	);	2817	);
2585		2818
2586	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2587	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2588		2821
2589	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2590		2824
2591	$color &= cf::NDI_CLIENT_MASK; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2592		2826
2593	# check predefined channels, for the benefit of C	2827	# check predefined channels, for the benefit of C
2594	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2828	if ($CHANNEL{$channel}) {
		2829	$channel = $CHANNEL{$channel};
2595		2830
		2831	$self->ext_msg (channel_info => $channel)
		2832	if $self->can_msg;
		2833
		2834	$channel = $channel->{id};
		2835
2596	if (ref $channel) {	2836	} elsif (ref $channel) {
2597	# send meta info to client, if not yet sent	2837	# send meta info to client, if not yet sent
2598	unless (exists $self->{channel}{$channel->{id}}) {	2838	unless (exists $self->{channel}{$channel->{id}}) {
2599	$self->{channel}{$channel->{id}} = $channel;	2839	$self->{channel}{$channel->{id}} = $channel;
2600	$self->ext_msg (channel_info => $channel)	2840	$self->ext_msg (channel_info => $channel)
2601	if $self->can_msg;	2841	if $self->can_msg;
…		…
2609	if ($self->can_msg) {	2849	if ($self->can_msg) {
2610	# default colour, mask it out	2850	# default colour, mask it out
2611	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2612	if $color & cf::NDI_DEF;	2852	if $color & cf::NDI_DEF;
2613		2853
2614	$self->send_packet ("msg " . $self->{json_coder}->encode (	2854	my $pkt = "msg "
		2855	. $self->{json_coder}->encode (
2615	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2856	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2857	);
		2858
		2859	# try lzf for large packets
		2860	$pkt = "lzf " . Compress::LZF::compress $pkt
		2861	if 1024 <= length $pkt and $self->{can_lzf};
		2862
		2863	# split very large packets
		2864	if (8192 < length $pkt and $self->{can_lzf}) {
		2865	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2866	$pkt = "frag";
		2867	}
		2868
		2869	$self->send_packet ($pkt);
2616	} else {	2870	} else {
2617	if ($color >= 0) {	2871	if ($color >= 0) {
2618	# replace some tags by gcfclient-compatible ones	2872	# replace some tags by gcfclient-compatible ones
2619	for ($msg) {	2873	for ($msg) {
2620	1 while	2874	1 while
…		…
2818	=pod	3072	=pod
2819		3073
2820	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2821		3075
2822	cf::object	3076	cf::object
2823	contr pay_amount pay_player map x y force_find force_add	3077	contr pay_amount pay_player map x y force_find force_add destroy
2824	insert remove name archname title slaying race decrease_ob_nr	3078	insert remove name archname title slaying race decrease split
2825		3079
2826	cf::object::player	3080	cf::object::player
2827	player	3081	player
2828		3082
2829	cf::player	3083	cf::player
…		…
2834		3088
2835	=cut	3089	=cut
2836		3090
2837	for (	3091	for (
2838	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3092	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2839	insert remove inv name archname title slaying race	3093	insert remove inv nrof name archname title slaying race
2840	decrease_ob_nr)],	3094	decrease split destroy change_exp)],
2841	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
2842	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
2843	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
2844	) {	3098	) {
2845	no strict 'refs';	3099	no strict 'refs';
…		…
2950	{	3204	{
2951	my $faces = $facedata->{faceinfo};	3205	my $faces = $facedata->{faceinfo};
2952		3206
2953	while (my ($face, $info) = each %$faces) {	3207	while (my ($face, $info) = each %$faces) {
2954	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3209
2955	cf::face::set_visibility $idx, $info->{visibility};	3210	cf::face::set_visibility $idx, $info->{visibility};
2956	cf::face::set_magicmap $idx, $info->{magicmap};	3211	cf::face::set_magicmap $idx, $info->{magicmap};
2957	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3212	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2958	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3213	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2959		3214
2960	cf::cede_to_tick;	3215	cf::cede_to_tick;
2961	}	3216	}
2962		3217
2963	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
2964	next unless $info->{smooth};	3219	next unless $info->{smooth};
		3220
2965	my $idx = cf::face::find $face	3221	my $idx = cf::face::find $face
2966	or next;	3222	or next;
		3223
2967	if (my $smooth = cf::face::find $info->{smooth}) {	3224	if (my $smooth = cf::face::find $info->{smooth}) {
2968	cf::face::set_smooth $idx, $smooth;	3225	cf::face::set_smooth $idx, $smooth;
2969	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2970	} else {	3227	} else {
2971	warn "smooth face '$info->{smooth}' not found for face '$face'";	3228	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2989	{	3246	{
2990	# TODO: for gcfclient pleasure, we should give resources	3247	# TODO: for gcfclient pleasure, we should give resources
2991	# that gcfclient doesn't grok a >10000 face index.	3248	# that gcfclient doesn't grok a >10000 face index.
2992	my $res = $facedata->{resource};	3249	my $res = $facedata->{resource};
2993		3250
2994	my $soundconf = delete $res->{"res/sound.conf"};
2995
2996	while (my ($name, $info) = each %$res) {	3251	while (my ($name, $info) = each %$res) {
		3252	if (defined $info->{type}) {
2997	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2998	my $data;	3254	my $data;
2999		3255
3000	if ($info->{type} & 1) {	3256	if ($info->{type} & 1) {
3001	# prepend meta info	3257	# prepend meta info
3002		3258
3003	my $meta = $enc->encode ({	3259	my $meta = $enc->encode ({
3004	name => $name,	3260	name => $name,
3005	%{ $info->{meta} || {} },	3261	%{ $info->{meta} || {} },
3006	});	3262	});
3007		3263
3008	$data = pack "(w/a*)*", $meta, $info->{data};	3264	$data = pack "(w/a*)*", $meta, $info->{data};
		3265	} else {
		3266	$data = $info->{data};
		3267	}
		3268
		3269	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3270	cf::face::set_type $idx, $info->{type};
3009	} else {	3271	} else {
3010	$data = $info->{data};	3272	$RESOURCE{$name} = $info;
3011	}	3273	}
3012		3274
3013	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3014	cf::face::set_type $idx, $info->{type};
3015
3016	cf::cede_to_tick;	3275	cf::cede_to_tick;
3017	}	3276	}
3018
3019	if ($soundconf) {
3020	$soundconf = $enc->decode (delete $soundconf->{data});
3021
3022	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3023	my $sound = $soundconf->{compat}[$_]
3024	or next;
3025
3026	my $face = cf::face::find "sound/$sound->[1]";
3027	cf::sound::set $sound->[0] => $face;
3028	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3029	}
3030
3031	while (my ($k, $v) = each %{$soundconf->{event}}) {
3032	my $face = cf::face::find "sound/$v";
3033	cf::sound::set $k => $face;
3034	}
3035	}
3036	}	3277	}
		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3037		3280
3038	1	3281	1
3039	}	3282	}
		3283
		3284	cf::global->attach (on_resource_update => sub {
		3285	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3286	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3287
		3288	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3289	my $sound = $soundconf->{compat}[$_]
		3290	or next;
		3291
		3292	my $face = cf::face::find "sound/$sound->[1]";
		3293	cf::sound::set $sound->[0] => $face;
		3294	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3295	}
		3296
		3297	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3298	my $face = cf::face::find "sound/$v";
		3299	cf::sound::set $k => $face;
		3300	}
		3301	}
		3302	});
3040		3303
3041	register_exticmd fx_want => sub {	3304	register_exticmd fx_want => sub {
3042	my ($ns, $want) = @_;	3305	my ($ns, $want) = @_;
3043		3306
3044	while (my ($k, $v) = each %$want) {	3307	while (my ($k, $v) = each %$want) {
3045	$ns->fx_want ($k, $v);	3308	$ns->fx_want ($k, $v);
3046	}	3309	}
3047	};	3310	};
		3311
		3312	sub load_resource_file($) {
		3313	my $guard = lock_acquire "load_resource_file";
		3314
		3315	my $status = load_resource_file_ $_[0];
		3316	get_slot 0.1, 100;
		3317	cf::arch::commit_load;
		3318
		3319	$status
		3320	}
3048		3321
3049	sub reload_regions {	3322	sub reload_regions {
3050	# HACK to clear player env face cache, we need some signal framework	3323	# HACK to clear player env face cache, we need some signal framework
3051	# for this (global event?)	3324	# for this (global event?)
3052	%ext::player_env::MUSIC_FACE_CACHE = ();	3325	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3066	}	3339	}
3067		3340
3068	sub reload_archetypes {	3341	sub reload_archetypes {
3069	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
3070	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
3071	#d# NEED to laod twice to resolve forward references
3072	# this really needs to be done in an extra post-pass
3073	# (which needs to be synchronous, so solve it differently)
3074	load_resource_file "$DATADIR/archetypes"
3075	or die "unable to load archetypes\n";
3076	}	3344	}
3077		3345
3078	sub reload_treasures {	3346	sub reload_treasures {
3079	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
3080	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
3081	}	3349	}
3082		3350
3083	sub reload_resources {	3351	sub reload_resources {
3084	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
3085		3353
		3354	reload_facedata;
		3355	reload_archetypes;
3086	reload_regions;	3356	reload_regions;
3087	reload_facedata;
3088	#reload_archetypes;#d#
3089	reload_archetypes;
3090	reload_treasures;	3357	reload_treasures;
3091		3358
3092	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
3093	}
3094
3095	sub init {
3096	reload_resources;
3097	}	3360	}
3098		3361
3099	sub reload_config {	3362	sub reload_config {
3100	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
3101	or return;	3364	or return;
3102		3365
3103	local $/;	3366	local $/;
3104	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
3105		3368
3106	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3107		3370
3108	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3371	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3109	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3372	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3115	};	3378	};
3116	warn $@ if $@;	3379	warn $@ if $@;
3117	}	3380	}
3118	}	3381	}
3119		3382
		3383	sub pidfile() {
		3384	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3385	or die "$PIDFILE: $!";
		3386	flock $fh, &Fcntl::LOCK_EX
		3387	or die "$PIDFILE: flock: $!";
		3388	$fh
		3389	}
		3390
		3391	# make sure only one server instance is running at any one time
		3392	sub atomic {
		3393	my $fh = pidfile;
		3394
		3395	my $pid = <$fh>;
		3396	kill 9, $pid if $pid > 0;
		3397
		3398	seek $fh, 0, 0;
		3399	print $fh $$;
		3400	}
		3401
3120	sub main {	3402	sub main {
		3403	cf::init_globals; # initialise logging
		3404
		3405	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3406	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3407	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3408	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3409
		3410	cf::init_experience;
		3411	cf::init_anim;
		3412	cf::init_attackmess;
		3413	cf::init_dynamic;
		3414	cf::init_block;
		3415
		3416	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3417
3121	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
3122	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
3123	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3420	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3124	(async {	3421	(async {
3125	Event::one_event;	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3423	EV::loop EV::LOOP_ONESHOT;
3126	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
3127	};	3425	};
3128		3426
		3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
3129	reload_config;	3431	reload_config;
3130	db_init;	3432	db_init;
		3433
		3434	cf::load_settings;
		3435	cf::load_materials;
		3436	cf::init_uuid;
		3437	cf::init_signals;
		3438	cf::init_commands;
		3439	cf::init_skills;
		3440
		3441	cf::init_beforeplay;
		3442
		3443	atomic;
		3444
3131	load_extensions;	3445	load_extensions;
3132		3446
3133	$TICK_WATCHER->start;	3447	utime time, time, $RUNTIMEFILE;
		3448
		3449	# no (long-running) fork's whatsoever before this point(!)
		3450	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3451
		3452	(pop @POST_INIT)->(0) while @POST_INIT;
		3453	};
		3454
3134	Event::loop;	3455	EV::loop;
3135	}	3456	}
3136		3457
3137	#############################################################################	3458	#############################################################################
3138	# initialisation and cleanup	3459	# initialisation and cleanup
3139		3460
3140	# install some emergency cleanup handlers	3461	# install some emergency cleanup handlers
3141	BEGIN {	3462	BEGIN {
		3463	our %SIGWATCHER = ();
3142	for my $signal (qw(INT HUP TERM)) {	3464	for my $signal (qw(INT HUP TERM)) {
3143	Event->signal (	3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3144	reentrant => 0,
3145	data => WF_AUTOCANCEL,
3146	signal => $signal,
3147	prio => 0,
3148	cb => sub {
3149	cf::cleanup "SIG$signal";	3466	cf::cleanup "SIG$signal";
3150	},
3151	);	3467	};
3152	}	3468	}
3153	}	3469	}
3154		3470
3155	sub write_runtime {	3471	sub write_runtime_sync {
3156	my $runtime = "$LOCALDIR/runtime";
3157
3158	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
3159	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
3160		3474
3161	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3162		3476
3163	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
3164		3478
3165	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3166	or return;	3480	or return;
3167		3481
3168	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
3169	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
3170	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
3180	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
3181		3495
3182	close $fh	3496	close $fh
3183	or return;	3497	or return;
3184		3498
3185	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3186	and return;	3500	and return;
3187		3501
3188	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
3189		3503
3190	1	3504	1
		3505	}
		3506
		3507	our $uuid_lock;
		3508	our $uuid_skip;
		3509
		3510	sub write_uuid_sync($) {
		3511	$uuid_skip ||= $_[0];
		3512
		3513	return if $uuid_lock;
		3514	local $uuid_lock = 1;
		3515
		3516	my $uuid = "$LOCALDIR/uuid";
		3517
		3518	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3519	or return;
		3520
		3521	my $value = uuid_seq uuid_cur;
		3522
		3523	unless ($value) {
		3524	warn "cowardly refusing to write zero uuid value!\n";
		3525	return;
		3526	}
		3527
		3528	my $value = uuid_str $value + $uuid_skip;
		3529	$uuid_skip = 0;
		3530
		3531	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3532	and return;
		3533
		3534	# always fsync - this file is important
		3535	aio_fsync $fh
		3536	and return;
		3537
		3538	close $fh
		3539	or return;
		3540
		3541	aio_rename "$uuid~", $uuid
		3542	and return;
		3543
		3544	warn "uuid file written ($value).\n";
		3545
		3546	1
		3547
		3548	}
		3549
		3550	sub write_uuid($$) {
		3551	my ($skip, $sync) = @_;
		3552
		3553	$sync ? write_uuid_sync $skip
		3554	: async { write_uuid_sync $skip };
3191	}	3555	}
3192		3556
3193	sub emergency_save() {	3557	sub emergency_save() {
3194	my $freeze_guard = cf::freeze_mainloop;	3558	my $freeze_guard = cf::freeze_mainloop;
3195		3559
…		…
3201	# and maps saved/destroyed asynchronously.	3565	# and maps saved/destroyed asynchronously.
3202	warn "begin emergency player save\n";	3566	warn "begin emergency player save\n";
3203	for my $login (keys %cf::PLAYER) {	3567	for my $login (keys %cf::PLAYER) {
3204	my $pl = $cf::PLAYER{$login} or next;	3568	my $pl = $cf::PLAYER{$login} or next;
3205	$pl->valid or next;	3569	$pl->valid or next;
		3570	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3206	$pl->save;	3571	$pl->save;
3207	}	3572	}
3208	warn "end emergency player save\n";	3573	warn "end emergency player save\n";
3209		3574
3210	warn "begin emergency map save\n";	3575	warn "begin emergency map save\n";
…		…
3216	warn "end emergency map save\n";	3581	warn "end emergency map save\n";
3217		3582
3218	warn "begin emergency database checkpoint\n";	3583	warn "begin emergency database checkpoint\n";
3219	BDB::db_env_txn_checkpoint $DB_ENV;	3584	BDB::db_env_txn_checkpoint $DB_ENV;
3220	warn "end emergency database checkpoint\n";	3585	warn "end emergency database checkpoint\n";
		3586
		3587	warn "begin write uuid\n";
		3588	write_uuid_sync 1;
		3589	warn "end write uuid\n";
3221	};	3590	};
3222		3591
3223	warn "leave emergency perl save\n";	3592	warn "leave emergency perl save\n";
3224	}	3593	}
3225		3594
3226	sub post_cleanup {	3595	sub post_cleanup {
3227	my ($make_core) = @_;	3596	my ($make_core) = @_;
3228		3597
3229	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
3230	if $make_core;	3599	if $make_core;
		3600
		3601	my $fh = pidfile;
		3602	unlink $PIDFILE if <$fh> == $$;
		3603	}
		3604
		3605	# a safer delete_package, copied from Symbol
		3606	sub clear_package($) {
		3607	my $pkg = shift;
		3608
		3609	# expand to full symbol table name if needed
		3610	unless ($pkg =~ /^main::.*::$/) {
		3611	$pkg = "main$pkg" if $pkg =~ /^::/;
		3612	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3613	$pkg .= '::' unless $pkg =~ /::$/;
		3614	}
		3615
		3616	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3617	my $stem_symtab = *{$stem}{HASH};
		3618
		3619	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3620	or return;
		3621
		3622	# clear all symbols
		3623	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3624	for my $name (keys %$leaf_symtab) {
		3625	_gv_clear *{"$pkg$name"};
		3626	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3627	}
		3628	warn "cleared package $pkg\n";#d#
3231	}	3629	}
3232		3630
3233	sub do_reload_perl() {	3631	sub do_reload_perl() {
3234	# can/must only be called in main	3632	# can/must only be called in main
3235	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
3236	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
3237	return;	3635	return;
3238	}	3636	}
3239		3637
		3638	return if $RELOAD++;
		3639
		3640	while ($RELOAD) {
3240	warn "reloading...";	3641	warn "reloading...";
3241		3642
3242	warn "entering sync_job";	3643	warn "entering sync_job";
3243		3644
3244	cf::sync_job {	3645	cf::sync_job {
3245	cf::write_runtime; # external watchdog should not bark	3646	cf::write_runtime_sync; # external watchdog should not bark
3246	cf::emergency_save;	3647	cf::emergency_save;
3247	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
3248		3649
3249	warn "syncing database to disk";	3650	warn "syncing database to disk";
3250	BDB::db_env_txn_checkpoint $DB_ENV;	3651	BDB::db_env_txn_checkpoint $DB_ENV;
3251		3652
3252	# if anything goes wrong in here, we should simply crash as we already saved	3653	# if anything goes wrong in here, we should simply crash as we already saved
3253		3654
3254	warn "cancelling all WF_AUTOCANCEL watchers";
3255	for (Event::all_watchers) {
3256	$_->cancel if $_->data & WF_AUTOCANCEL;
3257	}
3258
3259	warn "flushing outstanding aio requests";	3655	warn "flushing outstanding aio requests";
3260	for (;;) {
3261	BDB::flush;
3262	IO::AIO::flush;
3263	Coro::cede;
3264	last unless IO::AIO::nreqs || BDB::nreqs;	3656	while (IO::AIO::nreqs || BDB::nreqs) {
3265	warn "iterate...";	3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3266	}
3267
3268	++$RELOAD;
3269
3270	warn "cancelling all extension coros";
3271	$_->cancel for values %EXT_CORO;
3272	%EXT_CORO = ();
3273
3274	warn "removing commands";
3275	%COMMAND = ();
3276
3277	warn "removing ext/exti commands";
3278	%EXTCMD = ();
3279	%EXTICMD = ();
3280
3281	warn "unloading/nuking all extensions";
3282	for my $pkg (@EXTS) {
3283	warn "... unloading $pkg";
3284
3285	if (my $cb = $pkg->can ("unload")) {
3286	eval {
3287	$cb->($pkg);
3288	1
3289	} or warn "$pkg unloaded, but with errors: $@";
3290	}	3658	}
3291		3659
3292	warn "... nuking $pkg";	3660	warn "cancelling all extension coros";
3293	Symbol::delete_package $pkg;	3661	$_->cancel for values %EXT_CORO;
3294	}	3662	%EXT_CORO = ();
3295		3663
3296	warn "unloading all perl modules loaded from $LIBDIR";	3664	warn "removing commands";
3297	while (my ($k, $v) = each %INC) {	3665	%COMMAND = ();
3298	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3299		3666
		3667	warn "removing ext/exti commands";
		3668	%EXTCMD = ();
		3669	%EXTICMD = ();
		3670
		3671	warn "unloading/nuking all extensions";
		3672	for my $pkg (@EXTS) {
3300	warn "... unloading $k";	3673	warn "... unloading $pkg";
3301	delete $INC{$k};
3302		3674
3303	$k =~ s/\.pm$//;
3304	$k =~ s/\//::/g;
3305
3306	if (my $cb = $k->can ("unload_module")) {	3675	if (my $cb = $pkg->can ("unload")) {
		3676	eval {
3307	$cb->();	3677	$cb->($pkg);
		3678	1
		3679	} or warn "$pkg unloaded, but with errors: $@";
		3680	}
		3681
		3682	warn "... clearing $pkg";
		3683	clear_package $pkg;
3308	}	3684	}
3309		3685
3310	Symbol::delete_package $k;	3686	warn "unloading all perl modules loaded from $LIBDIR";
		3687	while (my ($k, $v) = each %INC) {
		3688	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3689
		3690	warn "... unloading $k";
		3691	delete $INC{$k};
		3692
		3693	$k =~ s/\.pm$//;
		3694	$k =~ s/\//::/g;
		3695
		3696	if (my $cb = $k->can ("unload_module")) {
		3697	$cb->();
		3698	}
		3699
		3700	clear_package $k;
3311	}	3701	}
3312		3702
3313	warn "getting rid of safe::, as good as possible";	3703	warn "getting rid of safe::, as good as possible";
3314	Symbol::delete_package "safe::$_"	3704	clear_package "safe::$_"
3315	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3705	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3316		3706
3317	warn "unloading cf.pm \"a bit\"";	3707	warn "unloading cf.pm \"a bit\"";
3318	delete $INC{"cf.pm"};	3708	delete $INC{"cf.pm"};
3319	delete $INC{"cf/pod.pm"};	3709	delete $INC{"cf/pod.pm"};
3320		3710
3321	# don't, removes xs symbols, too,	3711	# don't, removes xs symbols, too,
3322	# and global variables created in xs	3712	# and global variables created in xs
3323	#Symbol::delete_package __PACKAGE__;	3713	#clear_package __PACKAGE__;
3324		3714
3325	warn "unload completed, starting to reload now";	3715	warn "unload completed, starting to reload now";
3326		3716
3327	warn "reloading cf.pm";	3717	warn "reloading cf.pm";
3328	require cf;	3718	require cf;
3329	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3330		3720
3331	warn "loading config and database again";	3721	warn "loading config and database again";
3332	cf::reload_config;	3722	cf::reload_config;
3333		3723
3334	warn "loading extensions";	3724	warn "loading extensions";
3335	cf::load_extensions;	3725	cf::load_extensions;
3336		3726
3337	warn "reattaching attachments to objects/players";	3727	warn "reattaching attachments to objects/players";
3338	_global_reattach; # objects, sockets	3728	_global_reattach; # objects, sockets
3339	warn "reattaching attachments to maps";	3729	warn "reattaching attachments to maps";
3340	reattach $_ for values %MAP;	3730	reattach $_ for values %MAP;
3341	warn "reattaching attachments to players";	3731	warn "reattaching attachments to players";
3342	reattach $_ for values %PLAYER;	3732	reattach $_ for values %PLAYER;
3343		3733
		3734	warn "running post_load";
		3735	(pop @POST_INIT)->(1) while @POST_INIT;
		3736
3344	warn "leaving sync_job";	3737	warn "leaving sync_job";
3345		3738
3346	1	3739	1
3347	} or do {	3740	} or do {
3348	warn $@;	3741	warn $@;
3349	warn "error while reloading, exiting.";	3742	cf::cleanup "error while reloading, exiting.";
3350	exit 1;
3351	};	3743	};
3352		3744
3353	warn "reloaded";	3745	warn "reloaded";
		3746	--$RELOAD;
		3747	}
3354	};	3748	};
3355		3749
3356	our $RELOAD_WATCHER; # used only during reload	3750	our $RELOAD_WATCHER; # used only during reload
3357		3751
3358	sub reload_perl() {	3752	sub reload_perl() {
3359	# doing reload synchronously and two reloads happen back-to-back,	3753	# doing reload synchronously and two reloads happen back-to-back,
3360	# coro crashes during coro_state_free->destroy here.	3754	# coro crashes during coro_state_free->destroy here.
3361		3755
3362	$RELOAD_WATCHER ||= Event->timer (	3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3363	reentrant => 0,
3364	after => 0,
3365	data => WF_AUTOCANCEL,
3366	cb => sub {
3367	do_reload_perl;	3757	do_reload_perl;
3368	undef $RELOAD_WATCHER;	3758	undef $RELOAD_WATCHER;
3369	},
3370	);	3759	};
3371	}	3760	}
3372		3761
3373	register_command "reload" => sub {	3762	register_command "reload" => sub {
3374	my ($who, $arg) = @_;	3763	my ($who, $arg) = @_;
3375		3764
3376	if ($who->flag (FLAG_WIZ)) {	3765	if ($who->flag (FLAG_WIZ)) {
3377	$who->message ("reloading server.");	3766	$who->message ("reloading server.");
		3767	async {
		3768	$Coro::current->{desc} = "perl_reload";
3378	async { reload_perl };	3769	reload_perl;
		3770	};
3379	}	3771	}
3380	};	3772	};
3381		3773
3382	unshift @INC, $LIBDIR;	3774	unshift @INC, $LIBDIR;
3383		3775
…		…
3385		3777
3386	our @WAIT_FOR_TICK;	3778	our @WAIT_FOR_TICK;
3387	our @WAIT_FOR_TICK_BEGIN;	3779	our @WAIT_FOR_TICK_BEGIN;
3388		3780
3389	sub wait_for_tick {	3781	sub wait_for_tick {
3390	return unless $TICK_WATCHER->is_active;
3391	return if $Coro::current == $Coro::main;	3782	return if tick_inhibit || $Coro::current == $Coro::main;
3392		3783
3393	my $signal = new Coro::Signal;	3784	my $signal = new Coro::Signal;
3394	push @WAIT_FOR_TICK, $signal;	3785	push @WAIT_FOR_TICK, $signal;
3395	$signal->wait;	3786	$signal->wait;
3396	}	3787	}
3397		3788
3398	sub wait_for_tick_begin {	3789	sub wait_for_tick_begin {
3399	return unless $TICK_WATCHER->is_active;
3400	return if $Coro::current == $Coro::main;	3790	return if tick_inhibit || $Coro::current == $Coro::main;
3401		3791
3402	my $signal = new Coro::Signal;	3792	my $signal = new Coro::Signal;
3403	push @WAIT_FOR_TICK_BEGIN, $signal;	3793	push @WAIT_FOR_TICK_BEGIN, $signal;
3404	$signal->wait;	3794	$signal->wait;
3405	}	3795	}
3406		3796
3407	my $min = 1e6;#d#	3797	sub tick {
3408	my $avg = 10;
3409	$TICK_WATCHER = Event->timer (
3410	reentrant => 0,
3411	parked => 1,
3412	prio => 0,
3413	at => $NEXT_TICK || $TICK,
3414	data => WF_AUTOCANCEL,
3415	cb => sub {
3416	if ($Coro::current != $Coro::main) {	3798	if ($Coro::current != $Coro::main) {
3417	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3418	unless ++$bug_warning > 10;	3800	unless ++$bug_warning > 10;
3419	return;	3801	return;
3420	}	3802	}
3421		3803
3422	$NOW = $tick_start = Event::time;
3423
3424	cf::server_tick; # one server iteration	3804	cf::server_tick; # one server iteration
3425		3805
3426	0 && sync_job {#d#	3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3427	for(1..10) {	3807	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3428	my $t = Event::time;	3808	Coro::async_pool {
3429	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3809	$Coro::current->{desc} = "runtime saver";
3430	or die;	3810	write_runtime_sync
3431		3811	or warn "ERROR: unable to write runtime file: $!";
3432	$map->width (50);
3433	$map->height (50);
3434	$map->alloc;
3435	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3436	my $t = Event::time - $t;
3437
3438	#next unless $t < 0.0013;#d#
3439	if ($t < $min) {
3440	$min = $t;
3441	}
3442	$avg = $avg * 0.99 + $t * 0.01;
3443	}
3444	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3445	exit 0;
3446	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3447	};	3812	};
		3813	}
3448		3814
3449	$RUNTIME += $TICK;
3450	$NEXT_TICK += $TICK;
3451
3452	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3453	$NEXT_RUNTIME_WRITE = $NOW + 10;
3454	Coro::async_pool {
3455	write_runtime
3456	or warn "ERROR: unable to write runtime file: $!";
3457	};
3458	}
3459
3460	# my $AFTER = Event::time;
3461	# warn $AFTER - $NOW;#d#
3462
3463	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3464	$sig->send;	3816	$sig->send;
3465	}	3817	}
3466	while (my $sig = shift @WAIT_FOR_TICK) {	3818	while (my $sig = shift @WAIT_FOR_TICK) {
3467	$sig->send;	3819	$sig->send;
3468	}	3820	}
3469		3821
3470	$NOW = Event::time;	3822	$LOAD = ($NOW - $TICK_START) / $TICK;
3471
3472	# if we are delayed by four ticks or more, skip them all
3473	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3474
3475	$TICK_WATCHER->at ($NEXT_TICK);
3476	$TICK_WATCHER->start;
3477
3478	$LOAD = ($NOW - $tick_start) / $TICK;
3479	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3480		3824
3481	_post_tick;	3825	if (0) {
3482		3826	if ($NEXT_TICK) {
3483		3827	my $jitter = $TICK_START - $NEXT_TICK;
		3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3829	warn "jitter $JITTER\n";#d#
		3830	}
3484	},	3831	}
3485	);	3832	}
3486		3833
3487	{	3834	{
3488	BDB::max_poll_time $TICK * 0.1;	3835	# configure BDB
3489	$BDB_POLL_WATCHER = Event->io (	3836
3490	reentrant => 0,
3491	fd => BDB::poll_fileno,
3492	poll => 'r',
3493	prio => 0,
3494	data => WF_AUTOCANCEL,
3495	cb => \&BDB::poll_cb,
3496	);
3497	BDB::min_parallel 8;	3837	BDB::min_parallel 8;
3498		3838	BDB::max_poll_reqs $TICK * 0.1;
3499	BDB::set_sync_prepare {	3839	$AnyEvent::BDB::WATCHER->priority (1);
3500	my $status;
3501	my $current = $Coro::current;
3502	(
3503	sub {
3504	$status = $!;
3505	$current->ready; undef $current;
3506	},
3507	sub {
3508	Coro::schedule while defined $current;
3509	$! = $status;
3510	},
3511	)
3512	};
3513		3840
3514	unless ($DB_ENV) {	3841	unless ($DB_ENV) {
3515	$DB_ENV = BDB::db_env_create;	3842	$DB_ENV = BDB::db_env_create;
		3843	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3844	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3845	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3846	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3847	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3516		3848
3517	cf::sync_job {	3849	cf::sync_job {
3518	eval {	3850	eval {
3519	BDB::db_env_open	3851	BDB::db_env_open
3520	$DB_ENV,	3852	$DB_ENV,
…		…
3522	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3854	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3523	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3855	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3524	0666;	3856	0666;
3525		3857
3526	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3858	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3527
3528	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3529	$DB_ENV->set_lk_detect;
3530	};	3859	};
3531		3860
3532	cf::cleanup "db_env_open(db): $@" if $@;	3861	cf::cleanup "db_env_open(db): $@" if $@;
3533	};	3862	};
3534	}	3863	}
		3864
		3865	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3866	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3867	};
		3868	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3869	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3870	};
		3871	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3872	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3873	};
3535	}	3874	}
3536		3875
3537	{	3876	{
		3877	# configure IO::AIO
		3878
3538	IO::AIO::min_parallel 8;	3879	IO::AIO::min_parallel 8;
3539
3540	undef $Coro::AIO::WATCHER;
3541	IO::AIO::max_poll_time $TICK * 0.1;	3880	IO::AIO::max_poll_time $TICK * 0.1;
3542	$AIO_POLL_WATCHER = Event->io (	3881	undef $AnyEvent::AIO::WATCHER;
3543	reentrant => 0,
3544	data => WF_AUTOCANCEL,
3545	fd => IO::AIO::poll_fileno,
3546	poll => 'r',
3547	prio => 6,
3548	cb => \&IO::AIO::poll_cb,
3549	);
3550	}	3882	}
3551		3883
3552	my $_log_backtrace;	3884	my $_log_backtrace;
3553		3885
3554	sub _log_backtrace {	3886	sub _log_backtrace {
…		…
3557	$msg =~ s/\n//;	3889	$msg =~ s/\n//;
3558		3890
3559	# limit the # of concurrent backtraces	3891	# limit the # of concurrent backtraces
3560	if ($_log_backtrace < 2) {	3892	if ($_log_backtrace < 2) {
3561	++$_log_backtrace;	3893	++$_log_backtrace;
		3894	my $perl_bt = Carp::longmess $msg;
3562	async {	3895	async {
		3896	$Coro::current->{desc} = "abt $msg";
		3897
3563	my @bt = fork_call {	3898	my @bt = fork_call {
3564	@addr = map { sprintf "%x", $_ } @addr;	3899	@addr = map { sprintf "%x", $_ } @addr;
3565	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3900	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3566	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3901	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3567	or die "addr2line: $!";	3902	or die "addr2line: $!";
…		…
3575	}	3910	}
3576		3911
3577	@funcs	3912	@funcs
3578	};	3913	};
3579		3914
3580	LOG llevInfo, "[ABT] $msg\n";	3915	LOG llevInfo, "[ABT] $perl_bt\n";
		3916	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3581	LOG llevInfo, "[ABT] $_\n" for @bt;	3917	LOG llevInfo, "[ABT] $_\n" for @bt;
3582	--$_log_backtrace;	3918	--$_log_backtrace;
3583	};	3919	};
3584	} else {	3920	} else {
3585	LOG llevInfo, "[ABT] $msg\n";	3921	LOG llevInfo, "[ABT] $msg\n";

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