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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.359 by root, Sat Sep 8 18:15:55 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 $string
267		327
268	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
269		329
…		…
297	return;#d#	357	return;#d#
298	}#d#	358	}#d#
299		359
300	# wait for lock, if any	360	# wait for lock, if any
301	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
302	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;	364	Coro::schedule;
304	}	365	}
305	}	366	}
306		367
…		…
325		386
326	! ! $LOCK{$key}	387	! ! $LOCK{$key}
327	}	388	}
328		389
329	sub freeze_mainloop {	390	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
331		392
332	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
333	$TICK_WATCHER->start;	394	}
334	};	395
335	$TICK_WATCHER->stop;	396	=item cf::periodic $interval, $cb
336	$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($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
337	}	409	}
338		410
339	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
340		412
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	424	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	425	our $SLOT_QUEUE;
354		426
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	428	$SLOT_QUEUE = Coro::async {
		429	$Coro::current->desc ("timeslot manager");
		430
357	my $signal = new Coro::Signal;	431	my $signal = new Coro::Signal;
358		432
359	while () {	433	while () {
360	next_job:	434	next_job:
361	my $avail = cf::till_tick;	435	my $avail = cf::till_tick;
…		…
369	}	443	}
370	}	444	}
371	}	445	}
372		446
373	if (@SLOT_QUEUE) {	447	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	449	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	450	$signal->wait;
377	} else {	451	} else {
378	Coro::schedule;	452	Coro::schedule;
379	}	453	}
380	}	454	}
381	};	455	};
382		456
383	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
384	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
385		461
386	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
388		464
…		…
402		478
403	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
404		480
405	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
406		482
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	The design of Deliantra requires that the main coroutine ($Coro::main)
408	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
409	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
410	acceptable.	486	acceptable.
411		487
412	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
413	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
…		…
418		494
419	sub sync_job(&) {	495	sub sync_job(&) {
420	my ($job) = @_;	496	my ($job) = @_;
421		497
422	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	499	my $time = EV::time;
424		500
425	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
427		503
428	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	505
430	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
431		507
432	my $busy = 1;	508	my $busy = 1;
433	my @res;	509	my @res;
434		510
435	(async {	511	(async {
		512	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	513	@res = eval { $job->() };
437	warn $@ if $@;	514	warn $@ if $@;
438	undef $busy;	515	undef $busy;
439	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
440		517
441	while ($busy) {	518	while ($busy) {
442	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
443	}	523	}
		524	}
444		525
445	$time = Event::time - $time;	526	my $time = EV::time - $time;
446		527
447	LOG llevError | logBacktrace, Carp::longmess "long sync job"
448	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
449
450	$tick_start += $time; # do not account sync jobs to server load	528	$TICK_START += $time; # do not account sync jobs to server load
451		529
452	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
453	} else {	531	} else {
454	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
455		533
…		…
480	=item fork_call { }, $args	558	=item fork_call { }, $args
481		559
482	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
483	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
484	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
485	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
486		564
487	=cut	565	=cut
488		566
489	sub fork_call(&@) {	567	sub fork_call(&@) {
490	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
…		…
499	}, @args;	577	}, @args;
500		578
501	wantarray ? @res : $res[-1]	579	wantarray ? @res : $res[-1]
502	}	580	}
503		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
504	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
505		610
506	Returns a single value from the environment database.	611	Returns a single value from the environment database.
507		612
508	=item cf::db_put $family => $key => $value	613	=item cf::db_put $family => $key => $value
509		614
510	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
511	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).
512		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
513	=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	}
514		641
515	our $DB;	642	our $DB;
516		643
517	sub db_init {	644	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	645	cf::sync_job {
522	eval {	646	$DB ||= db_table "db";
523	$DB->set_flags (BDB::CHKSUM);
524
525	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
526	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
527	cf::cleanup "db_open(db): $!" if $!;
528	};
529	cf::cleanup "db_open(db): $@" if $@;
530	};
531	}	647	};
532	}	648	}
533		649
534	sub db_get($$) {	650	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	651	my $key = "$_[0]/$_[1]";
536		652
…		…
634		750
635	#############################################################################	751	#############################################################################
636		752
637	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
638		754
639	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
640	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")
641	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
642		758
643	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>
644	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
645	Crossfire TRT).	761	Deliantra).
646		762
647	=over 4	763	=over 4
648		764
649	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
650		766
…		…
694	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
695		811
696	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
697	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
698		814
699	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
700	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.
701		817
702	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
703		819
704	=over 4	820	=over 4
…		…
932	}	1048	}
933		1049
934	0	1050	0
935	}	1051	}
936		1052
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1054
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1056
941	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
942		1058
…		…
948		1064
949	=cut	1065	=cut
950		1066
951	#############################################################################	1067	#############################################################################
952	# object support	1068	# object support
953	#
954		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#
955	sub _can_merge {	1103	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
957		1105
958	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1107
962	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
963	}	1110	}
964		1111
965	sub reattach {	1112	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1114	my ($obj) = @_;
968		1115
		1116	# no longer needed after getting rid of delete_package?
969	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
970		1118
971	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
972		1120
973	@$registry = ();	1121	@$registry = ();
974		1122
…		…
989	cf::attachable->attach (	1137	cf::attachable->attach (
990	prio => -1000000,	1138	prio => -1000000,
991	on_instantiate => sub {	1139	on_instantiate => sub {
992	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
993		1141
994	$data = from_json $data;	1142	$data = decode_json $data;
995		1143
996	for (@$data) {	1144	for (@$data) {
997	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
998		1146
999	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1161	);
1014		1162
1015	sub object_freezer_save {	1163	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
1017		1165
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1166	sync_job {
1021	if (length $$rdata) {	1167	if (length $$rdata) {
		1168	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1024		1171
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1176	aio_close $fh;
1030		1177
1031	if (@$objs) {	1178	if (@$objs) {
1032	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) {
1033	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1184	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1186	}
1040	} else {	1187	} else {
1041	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1042	}	1189	}
…		…
1048	} else {	1195	} else {
1049	aio_unlink $filename;	1196	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1197	aio_unlink "$filename.pst";
1051	}	1198	}
1052	};	1199	};
1053
1054	undef $guard;
1055	}	1200	}
1056		1201
1057	sub object_freezer_as_string {	1202	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1203	my ($rdata, $objs) = @_;
1059		1204
…		…
1064		1209
1065	sub object_thawer_load {	1210	sub object_thawer_load {
1066	my ($filename) = @_;	1211	my ($filename) = @_;
1067		1212
1068	my ($data, $av);	1213	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1214
1072	(aio_load $filename, $data) >= 0	1215	(aio_load $filename, $data) >= 0
1073	or return;	1216	or return;
1074		1217
1075	unless (aio_stat "$filename.pst") {	1218	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1219	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1220	or return;
1078		1221
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1222	my $st = eval { Coro::Storable::thaw $av };
		1223	$av = $st->{objs};
1081	}	1224	}
1082		1225
		1226	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1227	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1228	$decname, length $data, scalar @{$av || []};
1085		1229
1086	($data, $av)	1230	($data, $av)
1087	}	1231	}
1088		1232
1089	=head2 COMMAND CALLBACKS	1233	=head2 COMMAND CALLBACKS
…		…
1214		1358
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1359	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1360	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1361
1218	$ext{source} =	1362	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1363	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1364	. "#line 1 \"$path\"\n{\n"
1221	. $source	1365	. $source
1222	. "\n};\n1";	1366	. "\n};\n1";
1223		1367
1224	$todo{$base} = \%ext;	1368	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1384	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1385	: "$v->{base}: extension inactive.\n";
1242		1386
1243	if (exists $v->{meta}{mandatory}) {	1387	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1388	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1389	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1390	}
1248		1391
1249	warn $msg;	1392	warn $msg;
1250	}	1393	}
1251		1394
…		…
1265		1408
1266	=back	1409	=back
1267		1410
1268	=head2 CORE EXTENSIONS	1411	=head2 CORE EXTENSIONS
1269		1412
1270	Functions and methods that extend core crossfire objects.	1413	Functions and methods that extend core deliantra objects.
1271		1414
1272	=cut	1415	=cut
1273		1416
1274	package cf::player;	1417	package cf::player;
1275		1418
1276	use Coro::AIO;	1419	use Coro::AIO;
1277		1420
1278	=head3 cf::player	1421	=head3 cf::player
1279		1422
1280	=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	}
1281		1438
1282	=item cf::player::find $login	1439	=item cf::player::find $login
1283		1440
1284	Returns the given player object, loading it if necessary (might block).	1441	Returns the given player object, loading it if necessary (might block).
1285		1442
…		…
1304		1461
1305	sub exists($) {	1462	sub exists($) {
1306	my ($login) = @_;	1463	my ($login) = @_;
1307		1464
1308	$cf::PLAYER{$login}	1465	$cf::PLAYER{$login}
1309	or cf::sync_job { !aio_stat path $login }	1466	or !aio_stat path $login
1310	}	1467	}
1311		1468
1312	sub find($) {	1469	sub find($) {
1313	return $cf::PLAYER{$_[0]} || do {	1470	return $cf::PLAYER{$_[0]} || do {
1314	my $login = $_[0];	1471	my $login = $_[0];
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1481	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1482
1326	my $f = new_from_file cf::object::thawer path $login	1483	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1484	or return;
1328		1485
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1486	my $pl = cf::player::load_pl $f
1331	or return;	1487	or return;
		1488
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1489	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1490	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1491	$cf::PLAYER{$login} = $pl
1335	}	1492	}
1336	}	1493	}
…		…
1346		1503
1347	return if $pl->{deny_save};	1504	return if $pl->{deny_save};
1348		1505
1349	aio_mkdir playerdir $pl, 0770;	1506	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1507	$pl->{last_save} = $cf::RUNTIME;
		1508
		1509	cf::get_slot 0.01;
1351		1510
1352	$pl->save_pl ($path);	1511	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1512	cf::cede_to_tick;
1354	}	1513	}
1355		1514
…		…
1387	my ($pl) = @_;	1546	my ($pl) = @_;
1388		1547
1389	my $name = $pl->ob->name;	1548	my $name = $pl->ob->name;
1390		1549
1391	$pl->{deny_save} = 1;	1550	$pl->{deny_save} = 1;
1392	$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
1393		1552
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1553	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1554	$pl->deactivate;
		1555	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1556	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1557	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1558	$pl->ns->destroy if $pl->ns;
1398		1559
1399	my $path = playerdir $pl;	1560	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1561	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1600
1440	for my $login (@$dirs) {	1601	for my $login (@$dirs) {
1441	my $path = path $login;	1602	my $path = path $login;
1442		1603
1443	# a .pst is a dead give-away for a valid player	1604	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1605	# if no pst file found, open and chekc for blocked users
		1606	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1607	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1608	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1609	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1610	}
1449		1611
…		…
1480	}	1642	}
1481		1643
1482	\@paths	1644	\@paths
1483	}	1645	}
1484		1646
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1647	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1648
1487	Expand crossfire pod fragments into protocol xml.	1649	Expand deliantra pod fragments into protocol xml.
1488
1489	=cut
1490
1491	sub expand_cfpod {
1492	((my $self), (local $_)) = @_;
1493
1494	# escape & and <
1495	s/&/&amp;/g;
1496	s/(?<![BIUGHT])</&lt;/g;
1497
1498	# this is buggy, it needs to properly take care of nested <'s
1499
1500	1 while
1501	# replace B<>, I<>, U<> etc.
1502	s/B<([^\>]*)>/<b>$1<\/b>/
1503	|| s/I<([^\>]*)>/<i>$1<\/i>/
1504	|| s/U<([^\>]*)>/<u>$1<\/u>/
1505	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1506	# replace G<male|female> tags
1507	|| s{G<([^>|]*)\|([^>]*)>}{
1508	$self->gender ? $2 : $1
1509	}ge
1510	# replace H<hint text>
1511	|| s{H<([^\>]*)>}
1512	{
1513	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1514	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1515	"")
1516	[$self->{hintmode}]
1517	}ge;
1518
1519	# create single paragraphs (very hackish)
1520	s/(?<=\S)\n(?=\w)/ /g;
1521
1522	# compress some whitespace
1523	s/\s+\n/\n/g; # ws line-ends
1524	s/\n\n+/\n/g; # double lines
1525	s/^\n+//; # beginning lines
1526	s/\n+$//; # ending lines
1527
1528	$_
1529	}
1530
1531	sub hintmode {
1532	$_[0]{hintmode} = $_[1] if @_ > 1;
1533	$_[0]{hintmode}
1534	}
1535		1650
1536	=item $player->ext_reply ($msgid, @msg)	1651	=item $player->ext_reply ($msgid, @msg)
1537		1652
1538	Sends an ext reply to the player.	1653	Sends an ext reply to the player.
1539		1654
…		…
1606	our $MAX_RESET = 3600;	1721	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1722	our $DEFAULT_RESET = 3000;
1608		1723
1609	sub generate_random_map {	1724	sub generate_random_map {
1610	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
1611	# mit "rum" bekleckern, nicht	1729	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1730	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1731	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1732	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1733	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1855
1738	# the temporary/swap location	1856	# the temporary/swap location
1739	sub save_path {	1857	sub save_path {
1740	my ($self) = @_;	1858	my ($self) = @_;
1741		1859
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1860	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1861	"$TMPDIR/$path.map"
1744	}	1862	}
1745		1863
1746	# the unique path, undef == no special unique path	1864	# the unique path, undef == no special unique path
1747	sub uniq_path {	1865	sub uniq_path {
1748	my ($self) = @_;	1866	my ($self) = @_;
1749		1867
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1868	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1869	"$UNIQUEDIR/$path"
1752	}	1870	}
1753		1871
1754	# and all this just because we cannot iterate over	1872	# and all this just because we cannot iterate over
1755	# all maps in C++...	1873	# all maps in C++...
…		…
1853		1971
1854	cf::lock_wait "map_data:$path";#d#remove	1972	cf::lock_wait "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1973	cf::lock_wait "map_find:$path";
1856		1974
1857	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1858	my $guard1 = cf::lock_acquire "map_find:$path";
1859	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1976	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1977	my $guard2 = cf::lock_acquire "map_find:$path";
1860		1978
1861	my $map = new_from_path cf::map $path	1979	my $map = new_from_path cf::map $path
1862	or return;	1980	or return;
1863		1981
1864	$map->{last_save} = $cf::RUNTIME;	1982	$map->{last_save} = $cf::RUNTIME;
…		…
1867	or return;	1985	or return;
1868		1986
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1987	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	1988	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	1989	#$cf::WAIT_FOR_TICK->wait;
		1990	undef $guard2;
1872	undef $guard1;	1991	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	1992	$map->reset;
1875	return find $path;	1993	return find $path;
1876	}	1994	}
1877		1995
1878	$cf::MAP{$path} = $map	1996	$cf::MAP{$path} = $map
…		…
1891		2009
1892	{	2010	{
1893	my $guard = cf::lock_acquire "map_data:$path";	2011	my $guard = cf::lock_acquire "map_data:$path";
1894		2012
1895	return unless $self->valid;	2013	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	2014	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		2015
1898	$self->in_memory (cf::MAP_LOADING);	2016	$self->in_memory (cf::MAP_LOADING);
1899		2017
1900	$self->alloc;	2018	$self->alloc;
1901		2019
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2023	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2024	$f->skip_block;
1907	$self->_load_objects ($f)	2025	$self->_load_objects ($f)
1908	or return;	2026	or return;
1909		2027
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2028	$self->post_load_original
1911	if delete $self->{load_original};	2029	if delete $self->{load_original};
1912		2030
1913	if (my $uniq = $self->uniq_path) {	2031	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2032	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2033	unless (aio_stat $uniq) {
…		…
1941	}	2059	}
1942		2060
1943	$self->{last_save} = $cf::RUNTIME;	2061	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2062	$self->last_access ($cf::RUNTIME);
1945		2063
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2064	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2065	}
1948		2066
1949	$self->post_load;	2067	$self->post_load;
1950	}	2068	}
1951		2069
…		…
2009	my ($path, $origin, $load) = @_;	2127	my ($path, $origin, $load) = @_;
2010		2128
2011	$path = normalise $path, $origin && $origin->{path};	2129	$path = normalise $path, $origin && $origin->{path};
2012		2130
2013	if (my $map = $cf::MAP{$path}) {	2131	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2132	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2133	}
2016		2134
2017	$MAP_PREFETCH{$path} |= $load;	2135	$MAP_PREFETCH{$path} |= $load;
2018		2136
2019	$MAP_PREFETCHER ||= cf::async {	2137	$MAP_PREFETCHER ||= cf::async {
		2138	$Coro::current->{desc} = "map prefetcher";
		2139
2020	while (%MAP_PREFETCH) {	2140	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2141	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2142	if (my $map = find $k) {
2023	$map->load if $v;	2143	$map->load if $v;
2024	}	2144	}
…		…
2050	return if $self->{deny_save};	2170	return if $self->{deny_save};
2051		2171
2052	local $self->{last_access} = $self->last_access;#d#	2172	local $self->{last_access} = $self->last_access;#d#
2053		2173
2054	cf::async {	2174	cf::async {
		2175	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2176	$_->contr->save for $self->players;
2056	};	2177	};
		2178
		2179	cf::get_slot 0.02;
2057		2180
2058	if ($uniq) {	2181	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2182	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2183	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2184	} else {
…		…
2070	$self->save;	2193	$self->save;
2071		2194
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2195	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2196
2074	return if $self->players;	2197	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2198	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2199	return if $self->{deny_save};
2077		2200
2078	$self->in_memory (cf::MAP_SWAPPED);	2201	$self->in_memory (cf::MAP_SWAPPED);
2079		2202
2080	$self->deactivate;	2203	$self->deactivate;
…		…
2198		2321
2199	sub unique_maps() {	2322	sub unique_maps() {
2200	[	2323	[
2201	map {	2324	map {
2202	utf8::decode $_;	2325	utf8::decode $_;
2203	/\.map$/	2326	s/\.map$//; # TODO future compatibility hack
		2327	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2328	? ()
2204	? normalise $_	2329	: normalise $_
2205	: ()
2206	} @{ aio_readdir $UNIQUEDIR or [] }	2330	} @{ aio_readdir $UNIQUEDIR or [] }
2207	]	2331	]
2208	}	2332	}
2209		2333
2210	package cf;
2211
2212	=back	2334	=back
2213		2335
2214	=head3 cf::object	2336	=head3 cf::object
2215		2337
2216	=cut	2338	=cut
…		…
2219		2341
2220	=over 4	2342	=over 4
2221		2343
2222	=item $ob->inv_recursive	2344	=item $ob->inv_recursive
2223		2345
2224	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.
2225		2348
2226	=cut	2349	=cut
2227		2350
2228	sub inv_recursive_;	2351	sub inv_recursive_;
2229	sub inv_recursive_ {	2352	sub inv_recursive_ {
…		…
2234	inv_recursive_ inv $_[0]	2357	inv_recursive_ inv $_[0]
2235	}	2358	}
2236		2359
2237	=item $ref = $ob->ref	2360	=item $ref = $ob->ref
2238		2361
2239	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.
2240		2363
2241	=item $ob = cf::object::deref ($refstring)	2364	=item $ob = cf::object::deref ($refstring)
2242		2365
2243	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,
2244	even if the object actually exists. May block.	2367	even if the object actually exists. May block.
…		…
2246	=cut	2369	=cut
2247		2370
2248	sub deref {	2371	sub deref {
2249	my ($ref) = @_;	2372	my ($ref) = @_;
2250		2373
2251	# temporary compatibility#TODO#remove
2252	$ref =~ s{^<}{player/<};
2253
2254	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2374	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2255	my ($uuid, $name) = ($1, $2);	2375	my ($uuid, $name) = ($1, $2);
2256	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2376	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2257	or return;	2377	or return;
2258	$pl->ob->uuid eq $uuid	2378	$pl->ob->uuid eq $uuid
2259	or return;	2379	or return;
…		…
2279	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
2280	dialogue with the given NPC character.	2400	dialogue with the given NPC character.
2281		2401
2282	=cut	2402	=cut
2283		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
2284	# rough implementation of a future "reply" method that works	2418	# rough implementation of a future "reply" method that works
2285	# with dialog boxes.	2419	# with dialog boxes.
2286	#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
2287	sub cf::object::player::reply($$$;$) {	2421	sub cf::object::player::reply($$$;$) {
2288	my ($self, $npc, $msg, $flags) = @_;	2422	my ($self, $npc, $msg, $flags) = @_;
…		…
2299	my $dialog = $pl->{npc_dialog};	2433	my $dialog = $pl->{npc_dialog};
2300	$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));
2301		2435
2302	} else {	2436	} else {
2303	$msg = $npc->name . " says: $msg" if $npc;	2437	$msg = $npc->name . " says: $msg" if $npc;
2304	$self->message ($msg, $flags);	2438	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2305	}	2439	}
2306	}	2440	}
2307	}	2441	}
2308		2442
2309	=item $object->send_msg ($channel, $msg, $color, [extra...])	2443	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2334		2468
2335	=item $player_object->enter_link	2469	=item $player_object->enter_link
2336		2470
2337	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}>).
2338		2472
2339	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.
2340	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.
2341		2477
2342	Will never block.	2478	Will never block.
2343		2479
2344	=item $player_object->leave_link ($map, $x, $y)	2480	=item $player_object->leave_link ($map, $x, $y)
2345		2481
…		…
2403		2539
2404	$map->load;	2540	$map->load;
2405	$map->load_neighbours;	2541	$map->load_neighbours;
2406		2542
2407	return unless $self->contr->active;	2543	return unless $self->contr->active;
		2544	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2408	$self->activate_recursive;	2545	$self->activate_recursive;
2409		2546
2410	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2547	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2411	$self->enter_map ($map, $x, $y);	2548	$self->enter_map ($map, $x, $y);
2412	}	2549	}
…		…
2417	her, loading and preparing them map, calling the provided $check callback	2554	her, loading and preparing them map, calling the provided $check callback
2418	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
2419	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
2420	be called at the end of this process.	2557	be called at the end of this process.
2421		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
2422	=cut	2562	=cut
2423		2563
2424	our $GOTOGEN;	2564	our $GOTOGEN;
2425		2565
2426	sub cf::object::player::goto {	2566	sub cf::object::player::goto {
…		…
2430	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2570	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2431		2571
2432	$self->enter_link;	2572	$self->enter_link;
2433		2573
2434	(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
2435	my $map = eval {	2596	my $map = eval {
2436	my $map = cf::map::find $path;	2597	my $map = defined $path ? cf::map::find $path : undef;
2437		2598
2438	if ($map) {	2599	if ($map) {
2439	$map = $map->customise_for ($self);	2600	$map = $map->customise_for ($self);
2440	$map = $check->($map) if $check && $map;	2601	$map = $check->($map) if $check && $map;
2441	} else {	2602	} else {
2442	$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);
2443	}	2604	}
2444		2605
2445	$map	2606	$map
2446	};	2607	};
2447		2608
…		…
2483	}	2644	}
2484		2645
2485	sub prepare_random_map {	2646	sub prepare_random_map {
2486	my ($exit) = @_;	2647	my ($exit) = @_;
2487		2648
2488	my $guard = cf::lock_acquire "exit_prepare:$exit";
2489
2490	# all this does is basically replace the /! path by	2649	# all this does is basically replace the /! path by
2491	# a new random map path (?random/...) with a seed	2650	# a new random map path (?random/...) with a seed
2492	# that depends on the exit object	2651	# that depends on the exit object
2493		2652
2494	my $rmp = parse_random_map_params $exit->msg;	2653	my $rmp = parse_random_map_params $exit->msg;
…		…
2496	if ($exit->map) {	2655	if ($exit->map) {
2497	$rmp->{region} = $exit->region->name;	2656	$rmp->{region} = $exit->region->name;
2498	$rmp->{origin_map} = $exit->map->path;	2657	$rmp->{origin_map} = $exit->map->path;
2499	$rmp->{origin_x} = $exit->x;	2658	$rmp->{origin_x} = $exit->x;
2500	$rmp->{origin_y} = $exit->y;	2659	$rmp->{origin_y} = $exit->y;
		2660
		2661	$exit->map->touch;
2501	}	2662	}
2502		2663
2503	$rmp->{random_seed} ||= $exit->random_seed;	2664	$rmp->{random_seed} ||= $exit->random_seed;
2504		2665
2505	my $data = cf::to_json $rmp;	2666	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2506	my $md5 = Digest::MD5::md5_hex $data;	2667	my $md5 = Digest::MD5::md5_hex $data;
2507	my $meta = "$RANDOMDIR/$md5.meta";	2668	my $meta = "$RANDOMDIR/$md5.meta";
2508		2669
2509	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2670	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2510	aio_write $fh, 0, (length $data), $data, 0;	2671	aio_write $fh, 0, (length $data), $data, 0;
2511	undef $fh;	2672	undef $fh;
2512	aio_rename "$meta~", $meta;	2673	aio_rename "$meta~", $meta;
2513		2674
		2675	my $slaying = "?random/$md5";
		2676
		2677	if ($exit->valid) {
2514	$exit->slaying ("?random/$md5");	2678	$exit->slaying ("?random/$md5");
2515	$exit->msg (undef);	2679	$exit->msg (undef);
		2680	}
2516	}	2681	}
2517	}	2682	}
2518		2683
2519	sub cf::object::player::enter_exit {	2684	sub cf::object::player::enter_exit {
2520	my ($self, $exit) = @_;	2685	my ($self, $exit) = @_;
2521		2686
2522	return unless $self->type == cf::PLAYER;	2687	return unless $self->type == cf::PLAYER;
2523		2688
2524	if ($exit->slaying eq "/!") {
2525	#TODO: this should de-fi-ni-te-ly not be a sync-job
2526	# the problem is that $exit might not survive long enough
2527	# so it needs to be done right now, right here
2528	cf::sync_job { prepare_random_map $exit };
2529	}
2530
2531	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2532	my $hp = $exit->stats->hp;
2533	my $sp = $exit->stats->sp;
2534
2535	$self->enter_link;	2689	$self->enter_link;
2536		2690
2537	# if exit is damned, update players death & WoR home-position
2538	$self->contr->savebed ($slaying, $hp, $sp)
2539	if $exit->flag (FLAG_DAMNED);
2540
2541	(async {	2691	(async {
2542	$self->deactivate_recursive; # just to be sure	2692	$Coro::current->{desc} = "enter_exit";
		2693
2543	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
2544	$self->goto ($slaying, $hp, $sp);	2709	$self->goto ($map, $x, $y);
2545		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
2546	1;	2715	1
2547	}) {	2716	}) {
2548	$self->message ("Something went wrong deep within the crossfire server. "	2717	$self->message ("Something went wrong deep within the deliantra server. "
2549	. "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. "
2550	. "Please report this to the dungeon master!",	2719	. "Please report this to the dungeon master!",
2551	cf::NDI_UNIQUE | cf::NDI_RED);	2720	cf::NDI_UNIQUE | cf::NDI_RED);
2552		2721
2553	warn "ERROR in enter_exit: $@";	2722	warn "ERROR in enter_exit: $@";
…		…
2581	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
2582	the message unless the client supports the msg packet.	2751	the message unless the client supports the msg packet.
2583		2752
2584	=cut	2753	=cut
2585		2754
		2755	# non-persistent channels (usually the info channel)
2586	our %CHANNEL = (	2756	our %CHANNEL = (
2587	"c/identify" => {	2757	"c/identify" => {
2588	id => "identify",	2758	id => "infobox",
2589	title => "Identify",	2759	title => "Identify",
2590	reply => undef,	2760	reply => undef,
2591	tooltip => "Items recently identified",	2761	tooltip => "Items recently identified",
2592	},	2762	},
2593	"c/examine" => {	2763	"c/examine" => {
2594	id => "examine",	2764	id => "infobox",
2595	title => "Examine",	2765	title => "Examine",
2596	reply => undef,	2766	reply => undef,
2597	tooltip => "Signs and other items you examined",	2767	tooltip => "Signs and other items you examined",
2598	},	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	},
2599	);	2817	);
2600		2818
2601	sub cf::client::send_msg {	2819	sub cf::client::send_msg {
2602	my ($self, $channel, $msg, $color, @extra) = @_;	2820	my ($self, $channel, $msg, $color, @extra) = @_;
2603		2821
2604	$msg = $self->pl->expand_cfpod ($msg);	2822	$msg = $self->pl->expand_cfpod ($msg)
		2823	unless $color & cf::NDI_VERBATIM;
2605		2824
2606	$color &= cf::NDI_CLIENT_MASK; # just in case...	2825	$color &= cf::NDI_CLIENT_MASK; # just in case...
2607		2826
2608	# check predefined channels, for the benefit of C	2827	# check predefined channels, for the benefit of C
2609	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2828	if ($CHANNEL{$channel}) {
		2829	$channel = $CHANNEL{$channel};
2610		2830
		2831	$self->ext_msg (channel_info => $channel)
		2832	if $self->can_msg;
		2833
		2834	$channel = $channel->{id};
		2835
2611	if (ref $channel) {	2836	} elsif (ref $channel) {
2612	# send meta info to client, if not yet sent	2837	# send meta info to client, if not yet sent
2613	unless (exists $self->{channel}{$channel->{id}}) {	2838	unless (exists $self->{channel}{$channel->{id}}) {
2614	$self->{channel}{$channel->{id}} = $channel;	2839	$self->{channel}{$channel->{id}} = $channel;
2615	$self->ext_msg (channel_info => $channel)	2840	$self->ext_msg (channel_info => $channel)
2616	if $self->can_msg;	2841	if $self->can_msg;
…		…
2624	if ($self->can_msg) {	2849	if ($self->can_msg) {
2625	# default colour, mask it out	2850	# default colour, mask it out
2626	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2851	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2627	if $color & cf::NDI_DEF;	2852	if $color & cf::NDI_DEF;
2628		2853
2629	$self->send_packet ("msg " . $self->{json_coder}->encode (	2854	my $pkt = "msg "
		2855	. $self->{json_coder}->encode (
2630	[$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);
2631	} else {	2870	} else {
2632	if ($color >= 0) {	2871	if ($color >= 0) {
2633	# replace some tags by gcfclient-compatible ones	2872	# replace some tags by gcfclient-compatible ones
2634	for ($msg) {	2873	for ($msg) {
2635	1 while	2874	1 while
…		…
2833	=pod	3072	=pod
2834		3073
2835	The following functions and methods are available within a safe environment:	3074	The following functions and methods are available within a safe environment:
2836		3075
2837	cf::object	3076	cf::object
2838	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
2839	insert remove name archname title slaying race decrease_ob_nr	3078	insert remove name archname title slaying race decrease split
2840		3079
2841	cf::object::player	3080	cf::object::player
2842	player	3081	player
2843		3082
2844	cf::player	3083	cf::player
…		…
2849		3088
2850	=cut	3089	=cut
2851		3090
2852	for (	3091	for (
2853	["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
2854	insert remove inv name archname title slaying race	3093	insert remove inv nrof name archname title slaying race
2855	decrease_ob_nr)],	3094	decrease split destroy change_exp)],
2856	["cf::object::player" => qw(player)],	3095	["cf::object::player" => qw(player)],
2857	["cf::player" => qw(peaceful)],	3096	["cf::player" => qw(peaceful)],
2858	["cf::map" => qw(trigger)],	3097	["cf::map" => qw(trigger)],
2859	) {	3098	) {
2860	no strict 'refs';	3099	no strict 'refs';
…		…
2965	{	3204	{
2966	my $faces = $facedata->{faceinfo};	3205	my $faces = $facedata->{faceinfo};
2967		3206
2968	while (my ($face, $info) = each %$faces) {	3207	while (my ($face, $info) = each %$faces) {
2969	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3208	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3209
2970	cf::face::set_visibility $idx, $info->{visibility};	3210	cf::face::set_visibility $idx, $info->{visibility};
2971	cf::face::set_magicmap $idx, $info->{magicmap};	3211	cf::face::set_magicmap $idx, $info->{magicmap};
2972	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};
2973	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};
2974		3214
2975	cf::cede_to_tick;	3215	cf::cede_to_tick;
2976	}	3216	}
2977		3217
2978	while (my ($face, $info) = each %$faces) {	3218	while (my ($face, $info) = each %$faces) {
2979	next unless $info->{smooth};	3219	next unless $info->{smooth};
		3220
2980	my $idx = cf::face::find $face	3221	my $idx = cf::face::find $face
2981	or next;	3222	or next;
		3223
2982	if (my $smooth = cf::face::find $info->{smooth}) {	3224	if (my $smooth = cf::face::find $info->{smooth}) {
2983	cf::face::set_smooth $idx, $smooth;	3225	cf::face::set_smooth $idx, $smooth;
2984	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3226	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2985	} else {	3227	} else {
2986	warn "smooth face '$info->{smooth}' not found for face '$face'";	3228	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3004	{	3246	{
3005	# TODO: for gcfclient pleasure, we should give resources	3247	# TODO: for gcfclient pleasure, we should give resources
3006	# that gcfclient doesn't grok a >10000 face index.	3248	# that gcfclient doesn't grok a >10000 face index.
3007	my $res = $facedata->{resource};	3249	my $res = $facedata->{resource};
3008		3250
3009	my $soundconf = delete $res->{"res/sound.conf"};
3010
3011	while (my ($name, $info) = each %$res) {	3251	while (my ($name, $info) = each %$res) {
		3252	if (defined $info->{type}) {
3012	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3253	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3013	my $data;	3254	my $data;
3014		3255
3015	if ($info->{type} & 1) {	3256	if ($info->{type} & 1) {
3016	# prepend meta info	3257	# prepend meta info
3017		3258
3018	my $meta = $enc->encode ({	3259	my $meta = $enc->encode ({
3019	name => $name,	3260	name => $name,
3020	%{ $info->{meta} || {} },	3261	%{ $info->{meta} || {} },
3021	});	3262	});
3022		3263
3023	$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};
3024	} else {	3271	} else {
3025	$data = $info->{data};	3272	$RESOURCE{$name} = $info;
3026	}	3273	}
3027		3274
3028	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3029	cf::face::set_type $idx, $info->{type};
3030
3031	cf::cede_to_tick;	3275	cf::cede_to_tick;
3032	}	3276	}
3033
3034	if ($soundconf) {
3035	$soundconf = $enc->decode (delete $soundconf->{data});
3036
3037	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3038	my $sound = $soundconf->{compat}[$_]
3039	or next;
3040
3041	my $face = cf::face::find "sound/$sound->[1]";
3042	cf::sound::set $sound->[0] => $face;
3043	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3044	}
3045
3046	while (my ($k, $v) = each %{$soundconf->{event}}) {
3047	my $face = cf::face::find "sound/$v";
3048	cf::sound::set $k => $face;
3049	}
3050	}
3051	}	3277	}
		3278
		3279	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3052		3280
3053	1	3281	1
3054	}	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	});
3055		3303
3056	register_exticmd fx_want => sub {	3304	register_exticmd fx_want => sub {
3057	my ($ns, $want) = @_;	3305	my ($ns, $want) = @_;
3058		3306
3059	while (my ($k, $v) = each %$want) {	3307	while (my ($k, $v) = each %$want) {
3060	$ns->fx_want ($k, $v);	3308	$ns->fx_want ($k, $v);
3061	}	3309	}
3062	};	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	}
3063		3321
3064	sub reload_regions {	3322	sub reload_regions {
3065	# 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
3066	# for this (global event?)	3324	# for this (global event?)
3067	%ext::player_env::MUSIC_FACE_CACHE = ();	3325	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3081	}	3339	}
3082		3340
3083	sub reload_archetypes {	3341	sub reload_archetypes {
3084	load_resource_file "$DATADIR/archetypes"	3342	load_resource_file "$DATADIR/archetypes"
3085	or die "unable to load archetypes\n";	3343	or die "unable to load archetypes\n";
3086	#d# NEED to laod twice to resolve forward references
3087	# this really needs to be done in an extra post-pass
3088	# (which needs to be synchronous, so solve it differently)
3089	load_resource_file "$DATADIR/archetypes"
3090	or die "unable to load archetypes\n";
3091	}	3344	}
3092		3345
3093	sub reload_treasures {	3346	sub reload_treasures {
3094	load_resource_file "$DATADIR/treasures"	3347	load_resource_file "$DATADIR/treasures"
3095	or die "unable to load treasurelists\n";	3348	or die "unable to load treasurelists\n";
3096	}	3349	}
3097		3350
3098	sub reload_resources {	3351	sub reload_resources {
3099	warn "reloading resource files...\n";	3352	warn "reloading resource files...\n";
3100		3353
		3354	reload_facedata;
		3355	reload_archetypes;
3101	reload_regions;	3356	reload_regions;
3102	reload_facedata;
3103	#reload_archetypes;#d#
3104	reload_archetypes;
3105	reload_treasures;	3357	reload_treasures;
3106		3358
3107	warn "finished reloading resource files\n";	3359	warn "finished reloading resource files\n";
3108	}
3109
3110	sub init {
3111	reload_resources;
3112	}	3360	}
3113		3361
3114	sub reload_config {	3362	sub reload_config {
3115	open my $fh, "<:utf8", "$CONFDIR/config"	3363	open my $fh, "<:utf8", "$CONFDIR/config"
3116	or return;	3364	or return;
3117		3365
3118	local $/;	3366	local $/;
3119	*CFG = YAML::Syck::Load <$fh>;	3367	*CFG = YAML::Load <$fh>;
3120		3368
3121	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3369	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3122		3370
3123	$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};
3124	$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};
…		…
3130	};	3378	};
3131	warn $@ if $@;	3379	warn $@ if $@;
3132	}	3380	}
3133	}	3381	}
3134		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
3135	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
3136	# we must not ever block the main coroutine	3418	# we must not ever block the main coroutine
3137	local $Coro::idle = sub {	3419	local $Coro::idle = sub {
3138	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#
3139	(async {	3421	(async {
3140	Event::one_event;	3422	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3423	EV::loop EV::LOOP_ONESHOT;
3141	})->prio (Coro::PRIO_MAX);	3424	})->prio (Coro::PRIO_MAX);
3142	};	3425	};
3143		3426
		3427	evthread_start IO::AIO::poll_fileno;
		3428
		3429	cf::sync_job {
		3430	reload_resources;
3144	reload_config;	3431	reload_config;
3145	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
3146	load_extensions;	3445	load_extensions;
3147		3446
3148	$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
3149	Event::loop;	3455	EV::loop;
3150	}	3456	}
3151		3457
3152	#############################################################################	3458	#############################################################################
3153	# initialisation and cleanup	3459	# initialisation and cleanup
3154		3460
3155	# install some emergency cleanup handlers	3461	# install some emergency cleanup handlers
3156	BEGIN {	3462	BEGIN {
		3463	our %SIGWATCHER = ();
3157	for my $signal (qw(INT HUP TERM)) {	3464	for my $signal (qw(INT HUP TERM)) {
3158	Event->signal (	3465	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3159	reentrant => 0,
3160	data => WF_AUTOCANCEL,
3161	signal => $signal,
3162	prio => 0,
3163	cb => sub {
3164	cf::cleanup "SIG$signal";	3466	cf::cleanup "SIG$signal";
3165	},
3166	);	3467	};
3167	}	3468	}
3168	}	3469	}
3169		3470
3170	sub write_runtime {	3471	sub write_runtime_sync {
3171	my $runtime = "$LOCALDIR/runtime";
3172
3173	# first touch the runtime file to show we are still running:	3472	# first touch the runtime file to show we are still running:
3174	# the fsync below can take a very very long time.	3473	# the fsync below can take a very very long time.
3175		3474
3176	IO::AIO::aio_utime $runtime, undef, undef;	3475	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3177		3476
3178	my $guard = cf::lock_acquire "write_runtime";	3477	my $guard = cf::lock_acquire "write_runtime";
3179		3478
3180	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3479	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3181	or return;	3480	or return;
3182		3481
3183	my $value = $cf::RUNTIME + 90 + 10;	3482	my $value = $cf::RUNTIME + 90 + 10;
3184	# 10 is the runtime save interval, for a monotonic clock	3483	# 10 is the runtime save interval, for a monotonic clock
3185	# 60 allows for the watchdog to kill the server.	3484	# 60 allows for the watchdog to kill the server.
…		…
3195	aio_utime $fh, undef, undef;	3494	aio_utime $fh, undef, undef;
3196		3495
3197	close $fh	3496	close $fh
3198	or return;	3497	or return;
3199		3498
3200	aio_rename "$runtime~", $runtime	3499	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3201	and return;	3500	and return;
3202		3501
3203	warn "runtime file written.\n";	3502	warn "runtime file written.\n";
3204		3503
3205	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($$) {
		3551	my ($skip, $sync) = @_;
		3552
		3553	$sync ? write_uuid_sync $skip
		3554	: async { write_uuid_sync $skip };
3206	}	3555	}
3207		3556
3208	sub emergency_save() {	3557	sub emergency_save() {
3209	my $freeze_guard = cf::freeze_mainloop;	3558	my $freeze_guard = cf::freeze_mainloop;
3210		3559
…		…
3216	# and maps saved/destroyed asynchronously.	3565	# and maps saved/destroyed asynchronously.
3217	warn "begin emergency player save\n";	3566	warn "begin emergency player save\n";
3218	for my $login (keys %cf::PLAYER) {	3567	for my $login (keys %cf::PLAYER) {
3219	my $pl = $cf::PLAYER{$login} or next;	3568	my $pl = $cf::PLAYER{$login} or next;
3220	$pl->valid or next;	3569	$pl->valid or next;
		3570	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3221	$pl->save;	3571	$pl->save;
3222	}	3572	}
3223	warn "end emergency player save\n";	3573	warn "end emergency player save\n";
3224		3574
3225	warn "begin emergency map save\n";	3575	warn "begin emergency map save\n";
…		…
3231	warn "end emergency map save\n";	3581	warn "end emergency map save\n";
3232		3582
3233	warn "begin emergency database checkpoint\n";	3583	warn "begin emergency database checkpoint\n";
3234	BDB::db_env_txn_checkpoint $DB_ENV;	3584	BDB::db_env_txn_checkpoint $DB_ENV;
3235	warn "end emergency database checkpoint\n";	3585	warn "end emergency database checkpoint\n";
		3586
		3587	warn "begin write uuid\n";
		3588	write_uuid_sync 1;
		3589	warn "end write uuid\n";
3236	};	3590	};
3237		3591
3238	warn "leave emergency perl save\n";	3592	warn "leave emergency perl save\n";
3239	}	3593	}
3240		3594
3241	sub post_cleanup {	3595	sub post_cleanup {
3242	my ($make_core) = @_;	3596	my ($make_core) = @_;
3243		3597
3244	warn Carp::longmess "post_cleanup backtrace"	3598	warn Carp::longmess "post_cleanup backtrace"
3245	if $make_core;	3599	if $make_core;
		3600
		3601	my $fh = pidfile;
		3602	unlink $PIDFILE if <$fh> == $$;
		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 $pkg\n";#d#
3246	}	3629	}
3247		3630
3248	sub do_reload_perl() {	3631	sub do_reload_perl() {
3249	# can/must only be called in main	3632	# can/must only be called in main
3250	if ($Coro::current != $Coro::main) {	3633	if ($Coro::current != $Coro::main) {
3251	warn "can only reload from main coroutine";	3634	warn "can only reload from main coroutine";
3252	return;	3635	return;
3253	}	3636	}
3254		3637
		3638	return if $RELOAD++;
		3639
		3640	while ($RELOAD) {
3255	warn "reloading...";	3641	warn "reloading...";
3256		3642
3257	warn "entering sync_job";	3643	warn "entering sync_job";
3258		3644
3259	cf::sync_job {	3645	cf::sync_job {
3260	cf::write_runtime; # external watchdog should not bark	3646	cf::write_runtime_sync; # external watchdog should not bark
3261	cf::emergency_save;	3647	cf::emergency_save;
3262	cf::write_runtime; # external watchdog should not bark	3648	cf::write_runtime_sync; # external watchdog should not bark
3263		3649
3264	warn "syncing database to disk";	3650	warn "syncing database to disk";
3265	BDB::db_env_txn_checkpoint $DB_ENV;	3651	BDB::db_env_txn_checkpoint $DB_ENV;
3266		3652
3267	# 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
3268		3654
3269	warn "cancelling all WF_AUTOCANCEL watchers";
3270	for (Event::all_watchers) {
3271	$_->cancel if $_->data & WF_AUTOCANCEL;
3272	}
3273
3274	warn "flushing outstanding aio requests";	3655	warn "flushing outstanding aio requests";
3275	for (;;) {
3276	BDB::flush;
3277	IO::AIO::flush;
3278	Coro::cede;
3279	last unless IO::AIO::nreqs || BDB::nreqs;	3656	while (IO::AIO::nreqs || BDB::nreqs) {
3280	warn "iterate...";	3657	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3281	}
3282
3283	++$RELOAD;
3284
3285	warn "cancelling all extension coros";
3286	$_->cancel for values %EXT_CORO;
3287	%EXT_CORO = ();
3288
3289	warn "removing commands";
3290	%COMMAND = ();
3291
3292	warn "removing ext/exti commands";
3293	%EXTCMD = ();
3294	%EXTICMD = ();
3295
3296	warn "unloading/nuking all extensions";
3297	for my $pkg (@EXTS) {
3298	warn "... unloading $pkg";
3299
3300	if (my $cb = $pkg->can ("unload")) {
3301	eval {
3302	$cb->($pkg);
3303	1
3304	} or warn "$pkg unloaded, but with errors: $@";
3305	}	3658	}
3306		3659
3307	warn "... nuking $pkg";	3660	warn "cancelling all extension coros";
3308	Symbol::delete_package $pkg;	3661	$_->cancel for values %EXT_CORO;
3309	}	3662	%EXT_CORO = ();
3310		3663
3311	warn "unloading all perl modules loaded from $LIBDIR";	3664	warn "removing commands";
3312	while (my ($k, $v) = each %INC) {	3665	%COMMAND = ();
3313	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3314		3666
		3667	warn "removing ext/exti commands";
		3668	%EXTCMD = ();
		3669	%EXTICMD = ();
		3670
		3671	warn "unloading/nuking all extensions";
		3672	for my $pkg (@EXTS) {
3315	warn "... unloading $k";	3673	warn "... unloading $pkg";
3316	delete $INC{$k};
3317		3674
3318	$k =~ s/\.pm$//;
3319	$k =~ s/\//::/g;
3320
3321	if (my $cb = $k->can ("unload_module")) {	3675	if (my $cb = $pkg->can ("unload")) {
		3676	eval {
3322	$cb->();	3677	$cb->($pkg);
		3678	1
		3679	} or warn "$pkg unloaded, but with errors: $@";
		3680	}
		3681
		3682	warn "... clearing $pkg";
		3683	clear_package $pkg;
3323	}	3684	}
3324		3685
3325	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 $k;
3326	}	3701	}
3327		3702
3328	warn "getting rid of safe::, as good as possible";	3703	warn "getting rid of safe::, as good as possible";
3329	Symbol::delete_package "safe::$_"	3704	clear_package "safe::$_"
3330	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);
3331		3706
3332	warn "unloading cf.pm \"a bit\"";	3707	warn "unloading cf.pm \"a bit\"";
3333	delete $INC{"cf.pm"};	3708	delete $INC{"cf.pm"};
3334	delete $INC{"cf/pod.pm"};	3709	delete $INC{"cf/pod.pm"};
3335		3710
3336	# don't, removes xs symbols, too,	3711	# don't, removes xs symbols, too,
3337	# and global variables created in xs	3712	# and global variables created in xs
3338	#Symbol::delete_package __PACKAGE__;	3713	#clear_package __PACKAGE__;
3339		3714
3340	warn "unload completed, starting to reload now";	3715	warn "unload completed, starting to reload now";
3341		3716
3342	warn "reloading cf.pm";	3717	warn "reloading cf.pm";
3343	require cf;	3718	require cf;
3344	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3719	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3345		3720
3346	warn "loading config and database again";	3721	warn "loading config and database again";
3347	cf::reload_config;	3722	cf::reload_config;
3348		3723
3349	warn "loading extensions";	3724	warn "loading extensions";
3350	cf::load_extensions;	3725	cf::load_extensions;
3351		3726
3352	warn "reattaching attachments to objects/players";	3727	warn "reattaching attachments to objects/players";
3353	_global_reattach; # objects, sockets	3728	_global_reattach; # objects, sockets
3354	warn "reattaching attachments to maps";	3729	warn "reattaching attachments to maps";
3355	reattach $_ for values %MAP;	3730	reattach $_ for values %MAP;
3356	warn "reattaching attachments to players";	3731	warn "reattaching attachments to players";
3357	reattach $_ for values %PLAYER;	3732	reattach $_ for values %PLAYER;
3358		3733
		3734	warn "running post_load";
		3735	(pop @POST_INIT)->(1) while @POST_INIT;
		3736
3359	warn "leaving sync_job";	3737	warn "leaving sync_job";
3360		3738
3361	1	3739	1
3362	} or do {	3740	} or do {
3363	warn $@;	3741	warn $@;
3364	warn "error while reloading, exiting.";	3742	cf::cleanup "error while reloading, exiting.";
3365	exit 1;
3366	};	3743	};
3367		3744
3368	warn "reloaded";	3745	warn "reloaded";
		3746	--$RELOAD;
		3747	}
3369	};	3748	};
3370		3749
3371	our $RELOAD_WATCHER; # used only during reload	3750	our $RELOAD_WATCHER; # used only during reload
3372		3751
3373	sub reload_perl() {	3752	sub reload_perl() {
3374	# doing reload synchronously and two reloads happen back-to-back,	3753	# doing reload synchronously and two reloads happen back-to-back,
3375	# coro crashes during coro_state_free->destroy here.	3754	# coro crashes during coro_state_free->destroy here.
3376		3755
3377	$RELOAD_WATCHER ||= Event->timer (	3756	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3378	reentrant => 0,
3379	after => 0,
3380	data => WF_AUTOCANCEL,
3381	cb => sub {
3382	do_reload_perl;	3757	do_reload_perl;
3383	undef $RELOAD_WATCHER;	3758	undef $RELOAD_WATCHER;
3384	},
3385	);	3759	};
3386	}	3760	}
3387		3761
3388	register_command "reload" => sub {	3762	register_command "reload" => sub {
3389	my ($who, $arg) = @_;	3763	my ($who, $arg) = @_;
3390		3764
3391	if ($who->flag (FLAG_WIZ)) {	3765	if ($who->flag (FLAG_WIZ)) {
3392	$who->message ("reloading server.");	3766	$who->message ("reloading server.");
		3767	async {
		3768	$Coro::current->{desc} = "perl_reload";
3393	async { reload_perl };	3769	reload_perl;
		3770	};
3394	}	3771	}
3395	};	3772	};
3396		3773
3397	unshift @INC, $LIBDIR;	3774	unshift @INC, $LIBDIR;
3398		3775
…		…
3400		3777
3401	our @WAIT_FOR_TICK;	3778	our @WAIT_FOR_TICK;
3402	our @WAIT_FOR_TICK_BEGIN;	3779	our @WAIT_FOR_TICK_BEGIN;
3403		3780
3404	sub wait_for_tick {	3781	sub wait_for_tick {
3405	return unless $TICK_WATCHER->is_active;
3406	return if $Coro::current == $Coro::main;	3782	return if tick_inhibit || $Coro::current == $Coro::main;
3407		3783
3408	my $signal = new Coro::Signal;	3784	my $signal = new Coro::Signal;
3409	push @WAIT_FOR_TICK, $signal;	3785	push @WAIT_FOR_TICK, $signal;
3410	$signal->wait;	3786	$signal->wait;
3411	}	3787	}
3412		3788
3413	sub wait_for_tick_begin {	3789	sub wait_for_tick_begin {
3414	return unless $TICK_WATCHER->is_active;
3415	return if $Coro::current == $Coro::main;	3790	return if tick_inhibit || $Coro::current == $Coro::main;
3416		3791
3417	my $signal = new Coro::Signal;	3792	my $signal = new Coro::Signal;
3418	push @WAIT_FOR_TICK_BEGIN, $signal;	3793	push @WAIT_FOR_TICK_BEGIN, $signal;
3419	$signal->wait;	3794	$signal->wait;
3420	}	3795	}
3421		3796
3422	my $min = 1e6;#d#	3797	sub tick {
3423	my $avg = 10;
3424	$TICK_WATCHER = Event->timer (
3425	reentrant => 0,
3426	parked => 1,
3427	prio => 0,
3428	at => $NEXT_TICK || $TICK,
3429	data => WF_AUTOCANCEL,
3430	cb => sub {
3431	if ($Coro::current != $Coro::main) {	3798	if ($Coro::current != $Coro::main) {
3432	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3799	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3433	unless ++$bug_warning > 10;	3800	unless ++$bug_warning > 10;
3434	return;	3801	return;
3435	}	3802	}
3436		3803
3437	$NOW = $tick_start = Event::time;
3438
3439	cf::server_tick; # one server iteration	3804	cf::server_tick; # one server iteration
3440		3805
3441	0 && sync_job {#d#	3806	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3442	for(1..10) {	3807	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3443	my $t = Event::time;	3808	Coro::async_pool {
3444	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3809	$Coro::current->{desc} = "runtime saver";
3445	or die;	3810	write_runtime_sync
3446		3811	or warn "ERROR: unable to write runtime file: $!";
3447	$map->width (50);
3448	$map->height (50);
3449	$map->alloc;
3450	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3451	my $t = Event::time - $t;
3452
3453	#next unless $t < 0.0013;#d#
3454	if ($t < $min) {
3455	$min = $t;
3456	}
3457	$avg = $avg * 0.99 + $t * 0.01;
3458	}
3459	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3460	exit 0;
3461	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3462	};	3812	};
		3813	}
3463		3814
3464	$RUNTIME += $TICK;
3465	$NEXT_TICK += $TICK;
3466
3467	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3468	$NEXT_RUNTIME_WRITE = $NOW + 10;
3469	Coro::async_pool {
3470	write_runtime
3471	or warn "ERROR: unable to write runtime file: $!";
3472	};
3473	}
3474
3475	# my $AFTER = Event::time;
3476	# warn $AFTER - $NOW;#d#
3477
3478	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3815	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3479	$sig->send;	3816	$sig->send;
3480	}	3817	}
3481	while (my $sig = shift @WAIT_FOR_TICK) {	3818	while (my $sig = shift @WAIT_FOR_TICK) {
3482	$sig->send;	3819	$sig->send;
3483	}	3820	}
3484		3821
3485	$NOW = Event::time;	3822	$LOAD = ($NOW - $TICK_START) / $TICK;
3486
3487	# if we are delayed by four ticks or more, skip them all
3488	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3489
3490	$TICK_WATCHER->at ($NEXT_TICK);
3491	$TICK_WATCHER->start;
3492
3493	$LOAD = ($NOW - $tick_start) / $TICK;
3494	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3823	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3495		3824
3496	_post_tick;	3825	if (0) {
3497		3826	if ($NEXT_TICK) {
3498		3827	my $jitter = $TICK_START - $NEXT_TICK;
		3828	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3829	warn "jitter $JITTER\n";#d#
		3830	}
3499	},	3831	}
3500	);	3832	}
3501		3833
3502	{	3834	{
3503	BDB::max_poll_time $TICK * 0.1;	3835	# configure BDB
3504	$BDB_POLL_WATCHER = Event->io (	3836
3505	reentrant => 0,
3506	fd => BDB::poll_fileno,
3507	poll => 'r',
3508	prio => 0,
3509	data => WF_AUTOCANCEL,
3510	cb => \&BDB::poll_cb,
3511	);
3512	BDB::min_parallel 8;	3837	BDB::min_parallel 8;
3513		3838	BDB::max_poll_reqs $TICK * 0.1;
3514	BDB::set_sync_prepare {	3839	$AnyEvent::BDB::WATCHER->priority (1);
3515	my $status;
3516	my $current = $Coro::current;
3517	(
3518	sub {
3519	$status = $!;
3520	$current->ready; undef $current;
3521	},
3522	sub {
3523	Coro::schedule while defined $current;
3524	$! = $status;
3525	},
3526	)
3527	};
3528		3840
3529	unless ($DB_ENV) {	3841	unless ($DB_ENV) {
3530	$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);
3531		3848
3532	cf::sync_job {	3849	cf::sync_job {
3533	eval {	3850	eval {
3534	BDB::db_env_open	3851	BDB::db_env_open
3535	$DB_ENV,	3852	$DB_ENV,
…		…
3537	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3854	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3538	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3855	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3539	0666;	3856	0666;
3540		3857
3541	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3858	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3542
3543	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3544	$DB_ENV->set_lk_detect;
3545	};	3859	};
3546		3860
3547	cf::cleanup "db_env_open(db): $@" if $@;	3861	cf::cleanup "db_env_open(db): $@" if $@;
3548	};	3862	};
3549	}	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	};
3550	}	3874	}
3551		3875
3552	{	3876	{
		3877	# configure IO::AIO
		3878
3553	IO::AIO::min_parallel 8;	3879	IO::AIO::min_parallel 8;
3554
3555	undef $Coro::AIO::WATCHER;
3556	IO::AIO::max_poll_time $TICK * 0.1;	3880	IO::AIO::max_poll_time $TICK * 0.1;
3557	$AIO_POLL_WATCHER = Event->io (	3881	undef $AnyEvent::AIO::WATCHER;
3558	reentrant => 0,
3559	data => WF_AUTOCANCEL,
3560	fd => IO::AIO::poll_fileno,
3561	poll => 'r',
3562	prio => 6,
3563	cb => \&IO::AIO::poll_cb,
3564	);
3565	}	3882	}
3566		3883
3567	my $_log_backtrace;	3884	my $_log_backtrace;
3568		3885
3569	sub _log_backtrace {	3886	sub _log_backtrace {
…		…
3572	$msg =~ s/\n//;	3889	$msg =~ s/\n//;
3573		3890
3574	# limit the # of concurrent backtraces	3891	# limit the # of concurrent backtraces
3575	if ($_log_backtrace < 2) {	3892	if ($_log_backtrace < 2) {
3576	++$_log_backtrace;	3893	++$_log_backtrace;
		3894	my $perl_bt = Carp::longmess $msg;
3577	async {	3895	async {
		3896	$Coro::current->{desc} = "abt $msg";
		3897
3578	my @bt = fork_call {	3898	my @bt = fork_call {
3579	@addr = map { sprintf "%x", $_ } @addr;	3899	@addr = map { sprintf "%x", $_ } @addr;
3580	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3900	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3581	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 |"
3582	or die "addr2line: $!";	3902	or die "addr2line: $!";
…		…
3590	}	3910	}
3591		3911
3592	@funcs	3912	@funcs
3593	};	3913	};
3594		3914
3595	LOG llevInfo, "[ABT] $msg\n";	3915	LOG llevInfo, "[ABT] $perl_bt\n";
		3916	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3596	LOG llevInfo, "[ABT] $_\n" for @bt;	3917	LOG llevInfo, "[ABT] $_\n" for @bt;
3597	--$_log_backtrace;	3918	--$_log_backtrace;
3598	};	3919	};
3599	} else {	3920	} else {
3600	LOG llevInfo, "[ABT] $msg\n";	3921	LOG llevInfo, "[ABT] $msg\n";

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