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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.358 by root, Fri Sep 7 18:10:52 2007 UTC vs.
Revision 1.451 by root, Mon Sep 22 05:42:41 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.64 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
24	use Coro::Util ();	49	use Coro::Util ();
25		50
26	use JSON::XS ();	51	use JSON::XS 2.01 ();
27	use BDB ();	52	use BDB ();
28	use Data::Dumper;	53	use Data::Dumper;
29	use Digest::MD5;	54	use Digest::MD5;
30	use Fcntl;	55	use Fcntl;
31	use YAML::Syck ();	56	use YAML ();
32	use IO::AIO 2.32 ();	57	use IO::AIO ();
33	use Time::HiRes;	58	use Time::HiRes;
34	use Compress::LZF;	59	use Compress::LZF;
35	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
36		63
37	# configure various modules to our taste	64	# configure various modules to our taste
38	#	65	#
39	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42
43	$Event::Eval = 1; # no idea why this is required, but it is
44
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		74
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		76
52	our %COMMAND = ();	77	our %COMMAND = ();
53	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	81	our %EXTCMD = ();
57	our %EXTICMD = ();	82	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
60		85
61	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	87	our @EVENT;
63		88
64	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	90	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
75		104
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	107	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
83		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	113	our $DB_ENV;
86		114
87	our %CFG;	115	our %CFG;
88		116
89	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
91		120
92	our (%PLAYER, %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 $TICK_START; # for load detecting purposes
102		132
103	binmode STDOUT;	133	binmode STDOUT;
104	binmode STDERR;	134	binmode STDERR;
105		135
106	# read virtual server time, if available	136	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
111	}	141	}
112		142
113	mkdir $_	143	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
159		189
160	The raw value load value from the last tick.	190	The raw value load value from the last tick.
161		191
162	=item %cf::CFG	192	=item %cf::CFG
163		193
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	195	from wherever your confdir points to.
166		196
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		198
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	217	$msg .= "\n"
188	unless $msg =~ /\n$/;	218	unless $msg =~ /\n$/;
189		219
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		221
192	utf8::encode $msg;
193	LOG llevError, $msg;	222	LOG llevError, $msg;
194	};	223	};
195	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
196		240
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	251	for my $pkg (qw(
208	cf::global cf::attachable	252	cf::global cf::attachable
209	cf::object cf::object::player	253	cf::object cf::object::player
210	cf::client cf::player	254	cf::client cf::player
211	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
212	cf::map cf::party cf::region	257	cf::party cf::region
213	)) {	258	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	260	}
217		261
218	$Event::DIED = sub {	262	$EV::DIED = sub {
219	warn "error in event callback: @_";	263	warn "error in event callback: @_";
220	};	264	};
221		265
222	#############################################################################	266	#############################################################################
223		267
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	291	$d
248	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
249	}	293	}
250		294
251	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
252		296
253	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
254		298
255	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
256		300
257	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
258		302
259	=cut	303	=cut
260		304
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		306
263	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
265		309
266	=item cf::lock_wait $string	310	=item cf::lock_wait $string
267		311
268	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
269		313
…		…
297	return;#d#	341	return;#d#
298	}#d#	342	}#d#
299		343
300	# wait for lock, if any	344	# wait for lock, if any
301	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
		346	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
302	push @{ $LOCK{$key} }, $Coro::current;	347	push @{ $LOCK{$key} }, $Coro::current;
303	Coro::schedule;	348	Coro::schedule;
304	}	349	}
305	}	350	}
306		351
…		…
325		370
326	! ! $LOCK{$key}	371	! ! $LOCK{$key}
327	}	372	}
328		373
329	sub freeze_mainloop {	374	sub freeze_mainloop {
330	return unless $TICK_WATCHER->is_active;	375	tick_inhibit_inc;
331		376
332	my $guard = Coro::guard {	377	Coro::guard \&tick_inhibit_dec;
333	$TICK_WATCHER->start;	378	}
334	};	379
335	$TICK_WATCHER->stop;	380	=item cf::periodic $interval, $cb
336	$guard	381
		382	Like EV::periodic, but randomly selects a starting point so that the actions
		383	get spread over timer.
		384
		385	=cut
		386
		387	sub periodic($$) {
		388	my ($interval, $cb) = @_;
		389
		390	my $start = rand List::Util::min 180, $interval;
		391
		392	EV::periodic $start, $interval, 0, $cb
337	}	393	}
338		394
339	=item cf::get_slot $time[, $priority[, $name]]	395	=item cf::get_slot $time[, $priority[, $name]]
340		396
341	Allocate $time seconds of blocking CPU time at priority C<$priority>:	397	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
352	our @SLOT_QUEUE;	408	our @SLOT_QUEUE;
353	our $SLOT_QUEUE;	409	our $SLOT_QUEUE;
354		410
355	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	411	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
356	$SLOT_QUEUE = Coro::async {	412	$SLOT_QUEUE = Coro::async {
		413	$Coro::current->desc ("timeslot manager");
		414
357	my $signal = new Coro::Signal;	415	my $signal = new Coro::Signal;
358		416
359	while () {	417	while () {
360	next_job:	418	next_job:
361	my $avail = cf::till_tick;	419	my $avail = cf::till_tick;
…		…
369	}	427	}
370	}	428	}
371	}	429	}
372		430
373	if (@SLOT_QUEUE) {	431	if (@SLOT_QUEUE) {
374	# we do not use wait_For_tick() as it returns immediately when tick is inactive	432	# we do not use wait_for_tick() as it returns immediately when tick is inactive
375	push @cf::WAIT_FOR_TICK, $signal;	433	push @cf::WAIT_FOR_TICK, $signal;
376	$signal->wait;	434	$signal->wait;
377	} else {	435	} else {
378	Coro::schedule;	436	Coro::schedule;
379	}	437	}
380	}	438	}
381	};	439	};
382		440
383	sub get_slot($;$$) {	441	sub get_slot($;$$) {
		442	return if tick_inhibit || $Coro::current == $Coro::main;
		443
384	my ($time, $pri, $name) = @_;	444	my ($time, $pri, $name) = @_;
385		445
386	$time = $TICK * .6 if $time > $TICK * .6;	446	$time = $TICK * .6 if $time > $TICK * .6;
387	my $sig = new Coro::Signal;	447	my $sig = new Coro::Signal;
388		448
…		…
402		462
403	BEGIN { *async = \&Coro::async_pool }	463	BEGIN { *async = \&Coro::async_pool }
404		464
405	=item cf::sync_job { BLOCK }	465	=item cf::sync_job { BLOCK }
406		466
407	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	467	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	468	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	469	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
410	acceptable.	470	acceptable.
411		471
412	If it must be done, put the blocking parts into C<sync_job>. This will run	472	If it must be done, put the blocking parts into C<sync_job>. This will run
413	the given BLOCK in another coroutine while waiting for the result. The	473	the given BLOCK in another coroutine while waiting for the result. The
…		…
418		478
419	sub sync_job(&) {	479	sub sync_job(&) {
420	my ($job) = @_;	480	my ($job) = @_;
421		481
422	if ($Coro::current == $Coro::main) {	482	if ($Coro::current == $Coro::main) {
423	my $time = Event::time;	483	my $time = EV::time;
424		484
425	# this is the main coro, too bad, we have to block	485	# this is the main coro, too bad, we have to block
426	# till the operation succeeds, freezing the server :/	486	# till the operation succeeds, freezing the server :/
427		487
428	# TODO: use suspend/resume instead	488	LOG llevError, Carp::longmess "sync job";#d#
429	# (but this is cancel-safe)	489
430	my $freeze_guard = freeze_mainloop;	490	my $freeze_guard = freeze_mainloop;
431		491
432	my $busy = 1;	492	my $busy = 1;
433	my @res;	493	my @res;
434		494
435	(async {	495	(async {
		496	$Coro::current->desc ("sync job coro");
436	@res = eval { $job->() };	497	@res = eval { $job->() };
437	warn $@ if $@;	498	warn $@ if $@;
438	undef $busy;	499	undef $busy;
439	})->prio (Coro::PRIO_MAX);	500	})->prio (Coro::PRIO_MAX);
440		501
441	while ($busy) {	502	while ($busy) {
442	Coro::cede or Event::one_event;	503	if (Coro::nready) {
		504	Coro::cede_notself;
		505	} else {
		506	EV::loop EV::LOOP_ONESHOT;
443	}	507	}
		508	}
444		509
445	$time = Event::time - $time;	510	my $time = EV::time - $time;
446		511
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	512	$TICK_START += $time; # do not account sync jobs to server load
451		513
452	wantarray ? @res : $res[0]	514	wantarray ? @res : $res[0]
453	} else {	515	} else {
454	# we are in another coroutine, how wonderful, everything just works	516	# we are in another coroutine, how wonderful, everything just works
455		517
…		…
480	=item fork_call { }, $args	542	=item fork_call { }, $args
481		543
482	Executes the given code block with the given arguments in a seperate	544	Executes the given code block with the given arguments in a seperate
483	process, returning the results. Everything must be serialisable with	545	process, returning the results. Everything must be serialisable with
484	Coro::Storable. May, of course, block. Note that the executed sub may	546	Coro::Storable. May, of course, block. Note that the executed sub may
485	never block itself or use any form of Event handling.	547	never block itself or use any form of event handling.
486		548
487	=cut	549	=cut
488		550
489	sub fork_call(&@) {	551	sub fork_call(&@) {
490	my ($cb, @args) = @_;	552	my ($cb, @args) = @_;
…		…
499	}, @args;	561	}, @args;
500		562
501	wantarray ? @res : $res[-1]	563	wantarray ? @res : $res[-1]
502	}	564	}
503		565
		566	=item $coin = coin_from_name $name
		567
		568	=cut
		569
		570	our %coin_alias = (
		571	"silver" => "silvercoin",
		572	"silvercoin" => "silvercoin",
		573	"silvercoins" => "silvercoin",
		574	"gold" => "goldcoin",
		575	"goldcoin" => "goldcoin",
		576	"goldcoins" => "goldcoin",
		577	"platinum" => "platinacoin",
		578	"platinumcoin" => "platinacoin",
		579	"platinumcoins" => "platinacoin",
		580	"platina" => "platinacoin",
		581	"platinacoin" => "platinacoin",
		582	"platinacoins" => "platinacoin",
		583	"royalty" => "royalty",
		584	"royalties" => "royalty",
		585	);
		586
		587	sub coin_from_name($) {
		588	$coin_alias{$_[0]}
		589	? cf::arch::find $coin_alias{$_[0]}
		590	: undef
		591	}
		592
504	=item $value = cf::db_get $family => $key	593	=item $value = cf::db_get $family => $key
505		594
506	Returns a single value from the environment database.	595	Returns a single value from the environment database.
507		596
508	=item cf::db_put $family => $key => $value	597	=item cf::db_put $family => $key => $value
509		598
510	Stores the given C<$value> in the family. It can currently store binary	599	Stores the given C<$value> in the family. It can currently store binary
511	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	600	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
512		601
		602	=item $db = cf::db_table "name"
		603
		604	Create and/or open a new database table. The string must not be "db" and must be unique
		605	within each server.
		606
513	=cut	607	=cut
		608
		609	sub db_table($) {
		610	my ($name) = @_;
		611	my $db = BDB::db_create $DB_ENV;
		612
		613	eval {
		614	$db->set_flags (BDB::CHKSUM);
		615
		616	utf8::encode $name;
		617	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		618	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		619	cf::cleanup "db_open(db): $!" if $!;
		620	};
		621	cf::cleanup "db_open(db): $@" if $@;
		622
		623	$db
		624	}
514		625
515	our $DB;	626	our $DB;
516		627
517	sub db_init {	628	sub db_init {
518	unless ($DB) {
519	$DB = BDB::db_create $DB_ENV;
520
521	cf::sync_job {	629	cf::sync_job {
522	eval {	630	$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	}	631	};
532	}	632	}
533		633
534	sub db_get($$) {	634	sub db_get($$) {
535	my $key = "$_[0]/$_[1]";	635	my $key = "$_[0]/$_[1]";
536		636
…		…
634		734
635	#############################################################################	735	#############################################################################
636		736
637	=head2 ATTACHABLE OBJECTS	737	=head2 ATTACHABLE OBJECTS
638		738
639	Many objects in crossfire are so-called attachable objects. That means you can	739	Many objects in deliantra are so-called attachable objects. That means you can
640	attach callbacks/event handlers (a collection of which is called an "attachment")	740	attach callbacks/event handlers (a collection of which is called an "attachment")
641	to it. All such attachable objects support the following methods.	741	to it. All such attachable objects support the following methods.
642		742
643	In the following description, CLASS can be any of C<global>, C<object>	743	In the following description, CLASS can be any of C<global>, C<object>
644	C<player>, C<client> or C<map> (i.e. the attachable objects in	744	C<player>, C<client> or C<map> (i.e. the attachable objects in
645	Crossfire TRT).	745	Deliantra).
646		746
647	=over 4	747	=over 4
648		748
649	=item $attachable->attach ($attachment, key => $value...)	749	=item $attachable->attach ($attachment, key => $value...)
650		750
…		…
694	=item cf::CLASS::attachment $name, ...	794	=item cf::CLASS::attachment $name, ...
695		795
696	Register an attachment by C<$name> through which attachable objects of the	796	Register an attachment by C<$name> through which attachable objects of the
697	given CLASS can refer to this attachment.	797	given CLASS can refer to this attachment.
698		798
699	Some classes such as crossfire maps and objects can specify attachments	799	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.	800	that are attached at load/instantiate time, thus the need for a name.
701		801
702	These calls expect any number of the following handler/hook descriptions:	802	These calls expect any number of the following handler/hook descriptions:
703		803
704	=over 4	804	=over 4
…		…
932	}	1032	}
933		1033
934	0	1034	0
935	}	1035	}
936		1036
937	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
938		1038
939	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1039	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
940		1040
941	Generate an object-specific event with the given arguments.	1041	Generate an object-specific event with the given arguments.
942		1042
…		…
948		1048
949	=cut	1049	=cut
950		1050
951	#############################################################################	1051	#############################################################################
952	# object support	1052	# object support
953	#
954		1053
		1054	sub _object_equal($$);
		1055	sub _object_equal($$) {
		1056	my ($a, $b) = @_;
		1057
		1058	return 0 unless (ref $a) eq (ref $b);
		1059
		1060	if ("HASH" eq ref $a) {
		1061	my @ka = keys %$a;
		1062	my @kb = keys %$b;
		1063
		1064	return 0 if @ka != @kb;
		1065
		1066	for (0 .. $#ka) {
		1067	return 0 unless $ka[$_] eq $kb[$_];
		1068	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1069	}
		1070
		1071	} elsif ("ARRAY" eq ref $a) {
		1072
		1073	return 0 if @$a != @$b;
		1074
		1075	for (0 .. $#$a) {
		1076	return 0 unless _object_equal $a->[$_], $b->[$_];
		1077	}
		1078
		1079	} elsif ($a ne $b) {
		1080	return 0;
		1081	}
		1082
		1083	1
		1084	}
		1085
		1086	our $SLOW_MERGES;#d#
955	sub _can_merge {	1087	sub _can_merge {
956	my ($ob1, $ob2) = @_;	1088	my ($ob1, $ob2) = @_;
957		1089
958	local $Storable::canonical = 1;	1090	++$SLOW_MERGES;#d#
959	my $fob1 = Storable::freeze $ob1;
960	my $fob2 = Storable::freeze $ob2;
961		1091
962	$fob1 eq $fob2	1092	# we do the slow way here
		1093	return _object_equal $ob1, $ob2
963	}	1094	}
964		1095
965	sub reattach {	1096	sub reattach {
966	# basically do the same as instantiate, without calling instantiate	1097	# basically do the same as instantiate, without calling instantiate
967	my ($obj) = @_;	1098	my ($obj) = @_;
968		1099
		1100	# no longer needed after getting rid of delete_package?
969	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1101	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
970		1102
971	my $registry = $obj->registry;	1103	my $registry = $obj->registry;
972		1104
973	@$registry = ();	1105	@$registry = ();
974		1106
…		…
989	cf::attachable->attach (	1121	cf::attachable->attach (
990	prio => -1000000,	1122	prio => -1000000,
991	on_instantiate => sub {	1123	on_instantiate => sub {
992	my ($obj, $data) = @_;	1124	my ($obj, $data) = @_;
993		1125
994	$data = from_json $data;	1126	$data = decode_json $data;
995		1127
996	for (@$data) {	1128	for (@$data) {
997	my ($name, $args) = @$_;	1129	my ($name, $args) = @$_;
998		1130
999	$obj->attach ($name, %{$args || {} });	1131	$obj->attach ($name, %{$args || {} });
…		…
1013	);	1145	);
1014		1146
1015	sub object_freezer_save {	1147	sub object_freezer_save {
1016	my ($filename, $rdata, $objs) = @_;	1148	my ($filename, $rdata, $objs) = @_;
1017		1149
1018	my $guard = cf::lock_acquire "io";
1019
1020	sync_job {	1150	sync_job {
1021	if (length $$rdata) {	1151	if (length $$rdata) {
		1152	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1153	warn sprintf "saving %s (%d,%d)\n",
1023	$filename, length $$rdata, scalar @$objs;	1154	$decname, length $$rdata, scalar @$objs;
1024		1155
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1158	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1159	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1160	aio_close $fh;
1030		1161
1031	if (@$objs) {	1162	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1163	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1164	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1166	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1167	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1168	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1169	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1170	}
1040	} else {	1171	} else {
1041	aio_unlink "$filename.pst";	1172	aio_unlink "$filename.pst";
1042	}	1173	}
…		…
1048	} else {	1179	} else {
1049	aio_unlink $filename;	1180	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1051	}	1182	}
1052	};	1183	};
1053
1054	undef $guard;
1055	}	1184	}
1056		1185
1057	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1059		1188
…		…
1064		1193
1065	sub object_thawer_load {	1194	sub object_thawer_load {
1066	my ($filename) = @_;	1195	my ($filename) = @_;
1067		1196
1068	my ($data, $av);	1197	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1198
1072	(aio_load $filename, $data) >= 0	1199	(aio_load $filename, $data) >= 0
1073	or return;	1200	or return;
1074		1201
1075	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1204	or return;
1078		1205
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1081	}	1208	}
1082		1209
		1210	utf8::decode (my $decname = $filename);
1083	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1084	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
1085		1213
1086	($data, $av)	1214	($data, $av)
1087	}	1215	}
1088		1216
1089	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
…		…
1214		1342
1215	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1343	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1216	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1344	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1217		1345
1218	$ext{source} =	1346	$ext{source} =
1219	"package $pkg; use strict; use utf8;\n"	1347	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1220	. "#line 1 \"$path\"\n{\n"	1348	. "#line 1 \"$path\"\n{\n"
1221	. $source	1349	. $source
1222	. "\n};\n1";	1350	. "\n};\n1";
1223		1351
1224	$todo{$base} = \%ext;	1352	$todo{$base} = \%ext;
…		…
1240	my $msg = $@ ? "$v->{path}: $@\n"	1368	my $msg = $@ ? "$v->{path}: $@\n"
1241	: "$v->{base}: extension inactive.\n";	1369	: "$v->{base}: extension inactive.\n";
1242		1370
1243	if (exists $v->{meta}{mandatory}) {	1371	if (exists $v->{meta}{mandatory}) {
1244	warn $msg;	1372	warn $msg;
1245	warn "mandatory extension failed to load, exiting.\n";	1373	cf::cleanup "mandatory extension failed to load, exiting.";
1246	exit 1;
1247	}	1374	}
1248		1375
1249	warn $msg;	1376	warn $msg;
1250	}	1377	}
1251		1378
…		…
1265		1392
1266	=back	1393	=back
1267		1394
1268	=head2 CORE EXTENSIONS	1395	=head2 CORE EXTENSIONS
1269		1396
1270	Functions and methods that extend core crossfire objects.	1397	Functions and methods that extend core deliantra objects.
1271		1398
1272	=cut	1399	=cut
1273		1400
1274	package cf::player;	1401	package cf::player;
1275		1402
1276	use Coro::AIO;	1403	use Coro::AIO;
1277		1404
1278	=head3 cf::player	1405	=head3 cf::player
1279		1406
1280	=over 4	1407	=over 4
		1408
		1409	=item cf::player::num_playing
		1410
		1411	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1412
		1413	=cut
		1414
		1415	sub num_playing {
		1416	scalar grep
		1417	$_->ob->map
		1418	&& !$_->hidden
		1419	&& !$_->ob->flag (cf::FLAG_WIZ),
		1420	cf::player::list
		1421	}
1281		1422
1282	=item cf::player::find $login	1423	=item cf::player::find $login
1283		1424
1284	Returns the given player object, loading it if necessary (might block).	1425	Returns the given player object, loading it if necessary (might block).
1285		1426
…		…
1324	aio_unlink +(playerdir $login) . "/$login.pl";	1465	aio_unlink +(playerdir $login) . "/$login.pl";
1325		1466
1326	my $f = new_from_file cf::object::thawer path $login	1467	my $f = new_from_file cf::object::thawer path $login
1327	or return;	1468	or return;
1328		1469
1329	$f->next;
1330	my $pl = cf::player::load_pl $f	1470	my $pl = cf::player::load_pl $f
1331	or return;	1471	or return;
		1472
1332	local $cf::PLAYER_LOADING{$login} = $pl;	1473	local $cf::PLAYER_LOADING{$login} = $pl;
1333	$f->resolve_delayed_derefs;	1474	$f->resolve_delayed_derefs;
1334	$cf::PLAYER{$login} = $pl	1475	$cf::PLAYER{$login} = $pl
1335	}	1476	}
1336	}	1477	}
…		…
1346		1487
1347	return if $pl->{deny_save};	1488	return if $pl->{deny_save};
1348		1489
1349	aio_mkdir playerdir $pl, 0770;	1490	aio_mkdir playerdir $pl, 0770;
1350	$pl->{last_save} = $cf::RUNTIME;	1491	$pl->{last_save} = $cf::RUNTIME;
		1492
		1493	cf::get_slot 0.01;
1351		1494
1352	$pl->save_pl ($path);	1495	$pl->save_pl ($path);
1353	cf::cede_to_tick;	1496	cf::cede_to_tick;
1354	}	1497	}
1355		1498
…		…
1387	my ($pl) = @_;	1530	my ($pl) = @_;
1388		1531
1389	my $name = $pl->ob->name;	1532	my $name = $pl->ob->name;
1390		1533
1391	$pl->{deny_save} = 1;	1534	$pl->{deny_save} = 1;
1392	$pl->password ("*"); # this should lock out the player until we nuked the dir	1535	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1393		1536
1394	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1537	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1395	$pl->deactivate;	1538	$pl->deactivate;
		1539	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1540	$pl->ob->check_score;
1396	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1541	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1397	$pl->ns->destroy if $pl->ns;	1542	$pl->ns->destroy if $pl->ns;
1398		1543
1399	my $path = playerdir $pl;	1544	my $path = playerdir $pl;
1400	my $temp = "$path~$cf::RUNTIME~deleting~";	1545	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1439		1584
1440	for my $login (@$dirs) {	1585	for my $login (@$dirs) {
1441	my $path = path $login;	1586	my $path = path $login;
1442		1587
1443	# a .pst is a dead give-away for a valid player	1588	# a .pst is a dead give-away for a valid player
1444	unless (-e "$path.pst") {	1589	# if no pst file found, open and chekc for blocked users
		1590	if (aio_stat "$path.pst") {
1445	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1591	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1446	aio_read $fh, 0, 512, my $buf, 0 or next;	1592	aio_read $fh, 0, 512, my $buf, 0 or next;
1447	$buf !~ /^password -------------$/m or next; # official not-valid tag	1593	$buf !~ /^password -------------$/m or next; # official not-valid tag
1448	}	1594	}
1449		1595
…		…
1480	}	1626	}
1481		1627
1482	\@paths	1628	\@paths
1483	}	1629	}
1484		1630
1485	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1631	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1486		1632
1487	Expand crossfire pod fragments into protocol xml.	1633	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		1634
1536	=item $player->ext_reply ($msgid, @msg)	1635	=item $player->ext_reply ($msgid, @msg)
1537		1636
1538	Sends an ext reply to the player.	1637	Sends an ext reply to the player.
1539		1638
…		…
1606	our $MAX_RESET = 3600;	1705	our $MAX_RESET = 3600;
1607	our $DEFAULT_RESET = 3000;	1706	our $DEFAULT_RESET = 3000;
1608		1707
1609	sub generate_random_map {	1708	sub generate_random_map {
1610	my ($self, $rmp) = @_;	1709	my ($self, $rmp) = @_;
		1710
		1711	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1712
1611	# mit "rum" bekleckern, nicht	1713	# mit "rum" bekleckern, nicht
1612	$self->_create_random_map (	1714	$self->_create_random_map (
1613	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1715	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1614	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1716	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1615	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1717	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1737		1839
1738	# the temporary/swap location	1840	# the temporary/swap location
1739	sub save_path {	1841	sub save_path {
1740	my ($self) = @_;	1842	my ($self) = @_;
1741		1843
1742	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1844	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1743	"$TMPDIR/$path.map"	1845	"$TMPDIR/$path.map"
1744	}	1846	}
1745		1847
1746	# the unique path, undef == no special unique path	1848	# the unique path, undef == no special unique path
1747	sub uniq_path {	1849	sub uniq_path {
1748	my ($self) = @_;	1850	my ($self) = @_;
1749		1851
1750	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1852	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1751	"$UNIQUEDIR/$path"	1853	"$UNIQUEDIR/$path"
1752	}	1854	}
1753		1855
1754	# and all this just because we cannot iterate over	1856	# and all this just because we cannot iterate over
1755	# all maps in C++...	1857	# all maps in C++...
…		…
1853		1955
1854	cf::lock_wait "map_data:$path";#d#remove	1956	cf::lock_wait "map_data:$path";#d#remove
1855	cf::lock_wait "map_find:$path";	1957	cf::lock_wait "map_find:$path";
1856		1958
1857	$cf::MAP{$path} || do {	1959	$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	1960	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1961	my $guard2 = cf::lock_acquire "map_find:$path";
1860		1962
1861	my $map = new_from_path cf::map $path	1963	my $map = new_from_path cf::map $path
1862	or return;	1964	or return;
1863		1965
1864	$map->{last_save} = $cf::RUNTIME;	1966	$map->{last_save} = $cf::RUNTIME;
…		…
1867	or return;	1969	or return;
1868		1970
1869	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1971	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1870	# doing this can freeze the server in a sync job, obviously	1972	# doing this can freeze the server in a sync job, obviously
1871	#$cf::WAIT_FOR_TICK->wait;	1973	#$cf::WAIT_FOR_TICK->wait;
		1974	undef $guard2;
1872	undef $guard1;	1975	undef $guard1;
1873	undef $guard2;
1874	$map->reset;	1976	$map->reset;
1875	return find $path;	1977	return find $path;
1876	}	1978	}
1877		1979
1878	$cf::MAP{$path} = $map	1980	$cf::MAP{$path} = $map
…		…
1891		1993
1892	{	1994	{
1893	my $guard = cf::lock_acquire "map_data:$path";	1995	my $guard = cf::lock_acquire "map_data:$path";
1894		1996
1895	return unless $self->valid;	1997	return unless $self->valid;
1896	return if $self->in_memory != cf::MAP_SWAPPED;	1998	return unless $self->in_memory == cf::MAP_SWAPPED;
1897		1999
1898	$self->in_memory (cf::MAP_LOADING);	2000	$self->in_memory (cf::MAP_LOADING);
1899		2001
1900	$self->alloc;	2002	$self->alloc;
1901		2003
…		…
1905	my $f = new_from_file cf::object::thawer $self->{load_path};	2007	my $f = new_from_file cf::object::thawer $self->{load_path};
1906	$f->skip_block;	2008	$f->skip_block;
1907	$self->_load_objects ($f)	2009	$self->_load_objects ($f)
1908	or return;	2010	or return;
1909		2011
1910	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2012	$self->post_load_original
1911	if delete $self->{load_original};	2013	if delete $self->{load_original};
1912		2014
1913	if (my $uniq = $self->uniq_path) {	2015	if (my $uniq = $self->uniq_path) {
1914	utf8::encode $uniq;	2016	utf8::encode $uniq;
1915	unless (aio_stat $uniq) {	2017	unless (aio_stat $uniq) {
…		…
1941	}	2043	}
1942		2044
1943	$self->{last_save} = $cf::RUNTIME;	2045	$self->{last_save} = $cf::RUNTIME;
1944	$self->last_access ($cf::RUNTIME);	2046	$self->last_access ($cf::RUNTIME);
1945		2047
1946	$self->in_memory (cf::MAP_IN_MEMORY);	2048	$self->in_memory (cf::MAP_ACTIVE);
1947	}	2049	}
1948		2050
1949	$self->post_load;	2051	$self->post_load;
1950	}	2052	}
1951		2053
…		…
2009	my ($path, $origin, $load) = @_;	2111	my ($path, $origin, $load) = @_;
2010		2112
2011	$path = normalise $path, $origin && $origin->{path};	2113	$path = normalise $path, $origin && $origin->{path};
2012		2114
2013	if (my $map = $cf::MAP{$path}) {	2115	if (my $map = $cf::MAP{$path}) {
2014	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2116	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2015	}	2117	}
2016		2118
2017	$MAP_PREFETCH{$path} |= $load;	2119	$MAP_PREFETCH{$path} |= $load;
2018		2120
2019	$MAP_PREFETCHER ||= cf::async {	2121	$MAP_PREFETCHER ||= cf::async {
		2122	$Coro::current->{desc} = "map prefetcher";
		2123
2020	while (%MAP_PREFETCH) {	2124	while (%MAP_PREFETCH) {
2021	while (my ($k, $v) = each %MAP_PREFETCH) {	2125	while (my ($k, $v) = each %MAP_PREFETCH) {
2022	if (my $map = find $k) {	2126	if (my $map = find $k) {
2023	$map->load if $v;	2127	$map->load if $v;
2024	}	2128	}
…		…
2050	return if $self->{deny_save};	2154	return if $self->{deny_save};
2051		2155
2052	local $self->{last_access} = $self->last_access;#d#	2156	local $self->{last_access} = $self->last_access;#d#
2053		2157
2054	cf::async {	2158	cf::async {
		2159	$Coro::current->{desc} = "map player save";
2055	$_->contr->save for $self->players;	2160	$_->contr->save for $self->players;
2056	};	2161	};
		2162
		2163	cf::get_slot 0.02;
2057		2164
2058	if ($uniq) {	2165	if ($uniq) {
2059	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2060	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2061	} else {	2168	} else {
…		…
2070	$self->save;	2177	$self->save;
2071		2178
2072	my $lock = cf::lock_acquire "map_data:$self->{path}";	2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2073		2180
2074	return if $self->players;	2181	return if $self->players;
2075	return if $self->in_memory != cf::MAP_IN_MEMORY;	2182	return if $self->in_memory != cf::MAP_ACTIVE;
2076	return if $self->{deny_save};	2183	return if $self->{deny_save};
2077		2184
		2185	$self->in_memory (cf::MAP_SWAPPED);
		2186
2078	$self->deactivate;	2187	$self->deactivate;
		2188	$_->clear_links_to ($self) for values %cf::MAP;
2079	$self->clear;	2189	$self->clear;
2080	$self->in_memory (cf::MAP_SWAPPED);
2081	}	2190	}
2082		2191
2083	sub reset_at {	2192	sub reset_at {
2084	my ($self) = @_;	2193	my ($self) = @_;
2085		2194
…		…
2118	}	2227	}
2119		2228
2120	delete $cf::MAP{$self->path};	2229	delete $cf::MAP{$self->path};
2121		2230
2122	$self->deactivate;	2231	$self->deactivate;
		2232	$_->clear_links_to ($self) for values %cf::MAP;
2123	$self->clear;	2233	$self->clear;
2124
2125	$_->clear_links_to ($self) for values %cf::MAP;
2126		2234
2127	$self->unlink_save;	2235	$self->unlink_save;
2128	$self->destroy;	2236	$self->destroy;
2129	}	2237	}
2130		2238
…		…
2197		2305
2198	sub unique_maps() {	2306	sub unique_maps() {
2199	[	2307	[
2200	map {	2308	map {
2201	utf8::decode $_;	2309	utf8::decode $_;
2202	/\.map$/	2310	s/\.map$//; # TODO future compatibility hack
		2311	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2312	? ()
2203	? normalise $_	2313	: normalise $_
2204	: ()
2205	} @{ aio_readdir $UNIQUEDIR or [] }	2314	} @{ aio_readdir $UNIQUEDIR or [] }
2206	]	2315	]
2207	}	2316	}
2208		2317
2209	package cf;
2210
2211	=back	2318	=back
2212		2319
2213	=head3 cf::object	2320	=head3 cf::object
2214		2321
2215	=cut	2322	=cut
…		…
2218		2325
2219	=over 4	2326	=over 4
2220		2327
2221	=item $ob->inv_recursive	2328	=item $ob->inv_recursive
2222		2329
2223	Returns the inventory of the object _and_ their inventories, recursively.	2330	Returns the inventory of the object I<and> their inventories, recursively,
		2331	but I<not> the object itself.
2224		2332
2225	=cut	2333	=cut
2226		2334
2227	sub inv_recursive_;	2335	sub inv_recursive_;
2228	sub inv_recursive_ {	2336	sub inv_recursive_ {
…		…
2233	inv_recursive_ inv $_[0]	2341	inv_recursive_ inv $_[0]
2234	}	2342	}
2235		2343
2236	=item $ref = $ob->ref	2344	=item $ref = $ob->ref
2237		2345
2238	creates and returns a persistent reference to an objetc that can be stored as a string.	2346	Creates and returns a persistent reference to an object that can be stored as a string.
2239		2347
2240	=item $ob = cf::object::deref ($refstring)	2348	=item $ob = cf::object::deref ($refstring)
2241		2349
2242	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2243	even if the object actually exists. May block.	2351	even if the object actually exists. May block.
…		…
2245	=cut	2353	=cut
2246		2354
2247	sub deref {	2355	sub deref {
2248	my ($ref) = @_;	2356	my ($ref) = @_;
2249		2357
2250	# temporary compatibility#TODO#remove
2251	$ref =~ s{^<}{player/<};
2252
2253	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2358	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2254	my ($uuid, $name) = ($1, $2);	2359	my ($uuid, $name) = ($1, $2);
2255	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2360	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2256	or return;	2361	or return;
2257	$pl->ob->uuid eq $uuid	2362	$pl->ob->uuid eq $uuid
2258	or return;	2363	or return;
…		…
2278	can be C<undef>. Does the right thing when the player is currently in a	2383	can be C<undef>. Does the right thing when the player is currently in a
2279	dialogue with the given NPC character.	2384	dialogue with the given NPC character.
2280		2385
2281	=cut	2386	=cut
2282		2387
		2388	our $SAY_CHANNEL = {
		2389	id => "say",
		2390	title => "Map",
		2391	reply => "say ",
		2392	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2393	};
		2394
		2395	our $CHAT_CHANNEL = {
		2396	id => "chat",
		2397	title => "Chat",
		2398	reply => "chat ",
		2399	tooltip => "Player chat and shouts, global to the server.",
		2400	};
		2401
2283	# rough implementation of a future "reply" method that works	2402	# rough implementation of a future "reply" method that works
2284	# with dialog boxes.	2403	# with dialog boxes.
2285	#TODO: the first argument must go, split into a $npc->reply_to ( method	2404	#TODO: the first argument must go, split into a $npc->reply_to ( method
2286	sub cf::object::player::reply($$$;$) {	2405	sub cf::object::player::reply($$$;$) {
2287	my ($self, $npc, $msg, $flags) = @_;	2406	my ($self, $npc, $msg, $flags) = @_;
…		…
2298	my $dialog = $pl->{npc_dialog};	2417	my $dialog = $pl->{npc_dialog};
2299	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2300		2419
2301	} else {	2420	} else {
2302	$msg = $npc->name . " says: $msg" if $npc;	2421	$msg = $npc->name . " says: $msg" if $npc;
2303	$self->message ($msg, $flags);	2422	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2304	}	2423	}
2305	}	2424	}
2306	}	2425	}
2307		2426
2308	=item $object->send_msg ($channel, $msg, $color, [extra...])	2427	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2333		2452
2334	=item $player_object->enter_link	2453	=item $player_object->enter_link
2335		2454
2336	Freezes the player and moves him/her to a special map (C<{link}>).	2455	Freezes the player and moves him/her to a special map (C<{link}>).
2337		2456
2338	The player should be reasonably safe there for short amounts of time. You	2457	The player should be reasonably safe there for short amounts of time (e.g.
2339	I<MUST> call C<leave_link> as soon as possible, though.	2458	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2459	though, as the palyer cannot control the character while it is on the link
		2460	map.
2340		2461
2341	Will never block.	2462	Will never block.
2342		2463
2343	=item $player_object->leave_link ($map, $x, $y)	2464	=item $player_object->leave_link ($map, $x, $y)
2344		2465
…		…
2402		2523
2403	$map->load;	2524	$map->load;
2404	$map->load_neighbours;	2525	$map->load_neighbours;
2405		2526
2406	return unless $self->contr->active;	2527	return unless $self->contr->active;
		2528	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2407	$self->activate_recursive;	2529	$self->activate_recursive;
2408		2530
2409	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2410	$self->enter_map ($map, $x, $y);	2532	$self->enter_map ($map, $x, $y);
2411	}	2533	}
…		…
2416	her, loading and preparing them map, calling the provided $check callback	2538	her, loading and preparing them map, calling the provided $check callback
2417	that has to return the map if sucecssful, and then unfreezes the player on	2539	that has to return the map if sucecssful, and then unfreezes the player on
2418	the new (success) or old (failed) map position. In either case, $done will	2540	the new (success) or old (failed) map position. In either case, $done will
2419	be called at the end of this process.	2541	be called at the end of this process.
2420		2542
		2543	Note that $check will be called with a potentially non-loaded map, so if
		2544	it needs a loaded map it has to call C<< ->load >>.
		2545
2421	=cut	2546	=cut
2422		2547
2423	our $GOTOGEN;	2548	our $GOTOGEN;
2424		2549
2425	sub cf::object::player::goto {	2550	sub cf::object::player::goto {
…		…
2429	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2430		2555
2431	$self->enter_link;	2556	$self->enter_link;
2432		2557
2433	(async {	2558	(async {
		2559	$Coro::current->{desc} = "player::goto $path $x $y";
		2560
		2561	# *tag paths override both path and x|y
		2562	if ($path =~ /^\*(.*)$/) {
		2563	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2564	my $ob = $obs[rand @obs];
		2565
		2566	# see if we actually can go there
		2567	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2568	$ob = $obs[rand @obs];
		2569	} else {
		2570	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2571	}
		2572	# else put us there anyways for now #d#
		2573
		2574	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2575	} else {
		2576	($path, $x, $y) = (undef, undef, undef);
		2577	}
		2578	}
		2579
2434	my $map = eval {	2580	my $map = eval {
2435	my $map = cf::map::find $path;	2581	my $map = defined $path ? cf::map::find $path : undef;
2436		2582
2437	if ($map) {	2583	if ($map) {
2438	$map = $map->customise_for ($self);	2584	$map = $map->customise_for ($self);
2439	$map = $check->($map) if $check && $map;	2585	$map = $check->($map) if $check && $map;
2440	} else {	2586	} else {
2441	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2442	}	2588	}
2443		2589
2444	$map	2590	$map
2445	};	2591	};
2446		2592
…		…
2482	}	2628	}
2483		2629
2484	sub prepare_random_map {	2630	sub prepare_random_map {
2485	my ($exit) = @_;	2631	my ($exit) = @_;
2486		2632
2487	my $guard = cf::lock_acquire "exit_prepare:$exit";
2488
2489	# all this does is basically replace the /! path by	2633	# all this does is basically replace the /! path by
2490	# a new random map path (?random/...) with a seed	2634	# a new random map path (?random/...) with a seed
2491	# that depends on the exit object	2635	# that depends on the exit object
2492		2636
2493	my $rmp = parse_random_map_params $exit->msg;	2637	my $rmp = parse_random_map_params $exit->msg;
…		…
2495	if ($exit->map) {	2639	if ($exit->map) {
2496	$rmp->{region} = $exit->region->name;	2640	$rmp->{region} = $exit->region->name;
2497	$rmp->{origin_map} = $exit->map->path;	2641	$rmp->{origin_map} = $exit->map->path;
2498	$rmp->{origin_x} = $exit->x;	2642	$rmp->{origin_x} = $exit->x;
2499	$rmp->{origin_y} = $exit->y;	2643	$rmp->{origin_y} = $exit->y;
		2644
		2645	$exit->map->touch;
2500	}	2646	}
2501		2647
2502	$rmp->{random_seed} ||= $exit->random_seed;	2648	$rmp->{random_seed} ||= $exit->random_seed;
2503		2649
2504	my $data = cf::to_json $rmp;	2650	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2505	my $md5 = Digest::MD5::md5_hex $data;	2651	my $md5 = Digest::MD5::md5_hex $data;
2506	my $meta = "$RANDOMDIR/$md5.meta";	2652	my $meta = "$RANDOMDIR/$md5.meta";
2507		2653
2508	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2509	aio_write $fh, 0, (length $data), $data, 0;	2655	aio_write $fh, 0, (length $data), $data, 0;
2510	undef $fh;	2656	undef $fh;
2511	aio_rename "$meta~", $meta;	2657	aio_rename "$meta~", $meta;
2512		2658
		2659	my $slaying = "?random/$md5";
		2660
		2661	if ($exit->valid) {
2513	$exit->slaying ("?random/$md5");	2662	$exit->slaying ("?random/$md5");
2514	$exit->msg (undef);	2663	$exit->msg (undef);
		2664	}
2515	}	2665	}
2516	}	2666	}
2517		2667
2518	sub cf::object::player::enter_exit {	2668	sub cf::object::player::enter_exit {
2519	my ($self, $exit) = @_;	2669	my ($self, $exit) = @_;
2520		2670
2521	return unless $self->type == cf::PLAYER;	2671	return unless $self->type == cf::PLAYER;
2522		2672
2523	if ($exit->slaying eq "/!") {
2524	#TODO: this should de-fi-ni-te-ly not be a sync-job
2525	# the problem is that $exit might not survive long enough
2526	# so it needs to be done right now, right here
2527	cf::sync_job { prepare_random_map $exit };
2528	}
2529
2530	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2531	my $hp = $exit->stats->hp;
2532	my $sp = $exit->stats->sp;
2533
2534	$self->enter_link;	2673	$self->enter_link;
2535		2674
2536	# if exit is damned, update players death & WoR home-position
2537	$self->contr->savebed ($slaying, $hp, $sp)
2538	if $exit->flag (FLAG_DAMNED);
2539
2540	(async {	2675	(async {
2541	$self->deactivate_recursive; # just to be sure	2676	$Coro::current->{desc} = "enter_exit";
		2677
2542	unless (eval {	2678	unless (eval {
		2679	$self->deactivate_recursive; # just to be sure
		2680
		2681	# random map handling
		2682	{
		2683	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2684
		2685	prepare_random_map $exit
		2686	if $exit->slaying eq "/!";
		2687	}
		2688
		2689	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2690	my $x = $exit->stats->hp;
		2691	my $y = $exit->stats->sp;
		2692
2543	$self->goto ($slaying, $hp, $sp);	2693	$self->goto ($map, $x, $y);
2544		2694
		2695	# if exit is damned, update players death & WoR home-position
		2696	$self->contr->savebed ($map, $x, $y)
		2697	if $exit->flag (cf::FLAG_DAMNED);
		2698
2545	1;	2699	1
2546	}) {	2700	}) {
2547	$self->message ("Something went wrong deep within the crossfire server. "	2701	$self->message ("Something went wrong deep within the deliantra server. "
2548	. "I'll try to bring you back to the map you were before. "	2702	. "I'll try to bring you back to the map you were before. "
2549	. "Please report this to the dungeon master!",	2703	. "Please report this to the dungeon master!",
2550	cf::NDI_UNIQUE | cf::NDI_RED);	2704	cf::NDI_UNIQUE | cf::NDI_RED);
2551		2705
2552	warn "ERROR in enter_exit: $@";	2706	warn "ERROR in enter_exit: $@";
…		…
2580	the message, with C<log> being the default. If C<$color> is negative, suppress	2734	the message, with C<log> being the default. If C<$color> is negative, suppress
2581	the message unless the client supports the msg packet.	2735	the message unless the client supports the msg packet.
2582		2736
2583	=cut	2737	=cut
2584		2738
		2739	# non-persistent channels (usually the info channel)
2585	our %CHANNEL = (	2740	our %CHANNEL = (
2586	"c/identify" => {	2741	"c/identify" => {
2587	id => "identify",	2742	id => "infobox",
2588	title => "Identify",	2743	title => "Identify",
2589	reply => undef,	2744	reply => undef,
2590	tooltip => "Items recently identified",	2745	tooltip => "Items recently identified",
2591	},	2746	},
2592	"c/examine" => {	2747	"c/examine" => {
2593	id => "examine",	2748	id => "infobox",
2594	title => "Examine",	2749	title => "Examine",
2595	reply => undef,	2750	reply => undef,
2596	tooltip => "Signs and other items you examined",	2751	tooltip => "Signs and other items you examined",
2597	},	2752	},
		2753	"c/book" => {
		2754	id => "infobox",
		2755	title => "Book",
		2756	reply => undef,
		2757	tooltip => "The contents of a note or book",
		2758	},
		2759	"c/lookat" => {
		2760	id => "infobox",
		2761	title => "Look",
		2762	reply => undef,
		2763	tooltip => "What you saw there",
		2764	},
		2765	"c/who" => {
		2766	id => "infobox",
		2767	title => "Players",
		2768	reply => undef,
		2769	tooltip => "Shows players who are currently online",
		2770	},
		2771	"c/body" => {
		2772	id => "infobox",
		2773	title => "Body Parts",
		2774	reply => undef,
		2775	tooltip => "Shows which body parts you posess and are available",
		2776	},
		2777	"c/skills" => {
		2778	id => "infobox",
		2779	title => "Skills",
		2780	reply => undef,
		2781	tooltip => "Shows your experience per skill and item power",
		2782	},
		2783	"c/uptime" => {
		2784	id => "infobox",
		2785	title => "Uptime",
		2786	reply => undef,
		2787	tooltip => "How long the server has been running since last restart",
		2788	},
		2789	"c/mapinfo" => {
		2790	id => "infobox",
		2791	title => "Map Info",
		2792	reply => undef,
		2793	tooltip => "Information related to the maps",
		2794	},
		2795	"c/party" => {
		2796	id => "party",
		2797	title => "Party",
		2798	reply => "gsay ",
		2799	tooltip => "Messages and chat related to your party",
		2800	},
2598	);	2801	);
2599		2802
2600	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2601	my ($self, $channel, $msg, $color, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2602		2805
2603	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg)
		2807	unless $color & cf::NDI_VERBATIM;
2604		2808
2605	$color &= cf::NDI_CLIENT_MASK; # just in case...	2809	$color &= cf::NDI_CLIENT_MASK; # just in case...
2606		2810
2607	# check predefined channels, for the benefit of C	2811	# check predefined channels, for the benefit of C
2608	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2812	if ($CHANNEL{$channel}) {
		2813	$channel = $CHANNEL{$channel};
2609		2814
		2815	$self->ext_msg (channel_info => $channel)
		2816	if $self->can_msg;
		2817
		2818	$channel = $channel->{id};
		2819
2610	if (ref $channel) {	2820	} elsif (ref $channel) {
2611	# send meta info to client, if not yet sent	2821	# send meta info to client, if not yet sent
2612	unless (exists $self->{channel}{$channel->{id}}) {	2822	unless (exists $self->{channel}{$channel->{id}}) {
2613	$self->{channel}{$channel->{id}} = $channel;	2823	$self->{channel}{$channel->{id}} = $channel;
2614	$self->ext_msg (channel_info => $channel)	2824	$self->ext_msg (channel_info => $channel)
2615	if $self->can_msg;	2825	if $self->can_msg;
…		…
2623	if ($self->can_msg) {	2833	if ($self->can_msg) {
2624	# default colour, mask it out	2834	# default colour, mask it out
2625	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2835	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2626	if $color & cf::NDI_DEF;	2836	if $color & cf::NDI_DEF;
2627		2837
2628	$self->send_packet ("msg " . $self->{json_coder}->encode (	2838	my $pkt = "msg "
		2839	. $self->{json_coder}->encode (
2629	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2840	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2841	);
		2842
		2843	# try lzf for large packets
		2844	$pkt = "lzf " . Compress::LZF::compress $pkt
		2845	if 1024 <= length $pkt and $self->{can_lzf};
		2846
		2847	# split very large packets
		2848	if (8192 < length $pkt and $self->{can_lzf}) {
		2849	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2850	$pkt = "frag";
		2851	}
		2852
		2853	$self->send_packet ($pkt);
2630	} else {	2854	} else {
2631	if ($color >= 0) {	2855	if ($color >= 0) {
2632	# replace some tags by gcfclient-compatible ones	2856	# replace some tags by gcfclient-compatible ones
2633	for ($msg) {	2857	for ($msg) {
2634	1 while	2858	1 while
…		…
2832	=pod	3056	=pod
2833		3057
2834	The following functions and methods are available within a safe environment:	3058	The following functions and methods are available within a safe environment:
2835		3059
2836	cf::object	3060	cf::object
2837	contr pay_amount pay_player map x y force_find force_add	3061	contr pay_amount pay_player map x y force_find force_add destroy
2838	insert remove name archname title slaying race decrease_ob_nr	3062	insert remove name archname title slaying race decrease split
2839		3063
2840	cf::object::player	3064	cf::object::player
2841	player	3065	player
2842		3066
2843	cf::player	3067	cf::player
…		…
2848		3072
2849	=cut	3073	=cut
2850		3074
2851	for (	3075	for (
2852	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3076	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2853	insert remove inv name archname title slaying race	3077	insert remove inv nrof name archname title slaying race
2854	decrease_ob_nr)],	3078	decrease split destroy change_exp)],
2855	["cf::object::player" => qw(player)],	3079	["cf::object::player" => qw(player)],
2856	["cf::player" => qw(peaceful)],	3080	["cf::player" => qw(peaceful)],
2857	["cf::map" => qw(trigger)],	3081	["cf::map" => qw(trigger)],
2858	) {	3082	) {
2859	no strict 'refs';	3083	no strict 'refs';
…		…
2964	{	3188	{
2965	my $faces = $facedata->{faceinfo};	3189	my $faces = $facedata->{faceinfo};
2966		3190
2967	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
2968	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3192	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3193
2969	cf::face::set_visibility $idx, $info->{visibility};	3194	cf::face::set_visibility $idx, $info->{visibility};
2970	cf::face::set_magicmap $idx, $info->{magicmap};	3195	cf::face::set_magicmap $idx, $info->{magicmap};
2971	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3196	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2972	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3197	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2973		3198
2974	cf::cede_to_tick;	3199	cf::cede_to_tick;
2975	}	3200	}
2976		3201
2977	while (my ($face, $info) = each %$faces) {	3202	while (my ($face, $info) = each %$faces) {
2978	next unless $info->{smooth};	3203	next unless $info->{smooth};
		3204
2979	my $idx = cf::face::find $face	3205	my $idx = cf::face::find $face
2980	or next;	3206	or next;
		3207
2981	if (my $smooth = cf::face::find $info->{smooth}) {	3208	if (my $smooth = cf::face::find $info->{smooth}) {
2982	cf::face::set_smooth $idx, $smooth;	3209	cf::face::set_smooth $idx, $smooth;
2983	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3210	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2984	} else {	3211	} else {
2985	warn "smooth face '$info->{smooth}' not found for face '$face'";	3212	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3003	{	3230	{
3004	# TODO: for gcfclient pleasure, we should give resources	3231	# TODO: for gcfclient pleasure, we should give resources
3005	# that gcfclient doesn't grok a >10000 face index.	3232	# that gcfclient doesn't grok a >10000 face index.
3006	my $res = $facedata->{resource};	3233	my $res = $facedata->{resource};
3007		3234
3008	my $soundconf = delete $res->{"res/sound.conf"};
3009
3010	while (my ($name, $info) = each %$res) {	3235	while (my ($name, $info) = each %$res) {
		3236	if (defined $info->{type}) {
3011	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3237	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3012	my $data;	3238	my $data;
3013		3239
3014	if ($info->{type} & 1) {	3240	if ($info->{type} & 1) {
3015	# prepend meta info	3241	# prepend meta info
3016		3242
3017	my $meta = $enc->encode ({	3243	my $meta = $enc->encode ({
3018	name => $name,	3244	name => $name,
3019	%{ $info->{meta} || {} },	3245	%{ $info->{meta} || {} },
3020	});	3246	});
3021		3247
3022	$data = pack "(w/a*)*", $meta, $info->{data};	3248	$data = pack "(w/a*)*", $meta, $info->{data};
		3249	} else {
		3250	$data = $info->{data};
		3251	}
		3252
		3253	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3254	cf::face::set_type $idx, $info->{type};
3023	} else {	3255	} else {
3024	$data = $info->{data};	3256	$RESOURCE{$name} = $info;
3025	}	3257	}
3026		3258
3027	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3028	cf::face::set_type $idx, $info->{type};
3029
3030	cf::cede_to_tick;	3259	cf::cede_to_tick;
3031	}	3260	}
3032
3033	if ($soundconf) {
3034	$soundconf = $enc->decode (delete $soundconf->{data});
3035
3036	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3037	my $sound = $soundconf->{compat}[$_]
3038	or next;
3039
3040	my $face = cf::face::find "sound/$sound->[1]";
3041	cf::sound::set $sound->[0] => $face;
3042	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3043	}
3044
3045	while (my ($k, $v) = each %{$soundconf->{event}}) {
3046	my $face = cf::face::find "sound/$v";
3047	cf::sound::set $k => $face;
3048	}
3049	}
3050	}	3261	}
		3262
		3263	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3051		3264
3052	1	3265	1
3053	}	3266	}
		3267
		3268	cf::global->attach (on_resource_update => sub {
		3269	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3270	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3271
		3272	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3273	my $sound = $soundconf->{compat}[$_]
		3274	or next;
		3275
		3276	my $face = cf::face::find "sound/$sound->[1]";
		3277	cf::sound::set $sound->[0] => $face;
		3278	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3279	}
		3280
		3281	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3282	my $face = cf::face::find "sound/$v";
		3283	cf::sound::set $k => $face;
		3284	}
		3285	}
		3286	});
3054		3287
3055	register_exticmd fx_want => sub {	3288	register_exticmd fx_want => sub {
3056	my ($ns, $want) = @_;	3289	my ($ns, $want) = @_;
3057		3290
3058	while (my ($k, $v) = each %$want) {	3291	while (my ($k, $v) = each %$want) {
3059	$ns->fx_want ($k, $v);	3292	$ns->fx_want ($k, $v);
3060	}	3293	}
3061	};	3294	};
		3295
		3296	sub load_resource_file($) {
		3297	my $guard = lock_acquire "load_resource_file";
		3298
		3299	my $status = load_resource_file_ $_[0];
		3300	get_slot 0.1, 100;
		3301	cf::arch::commit_load;
		3302
		3303	$status
		3304	}
3062		3305
3063	sub reload_regions {	3306	sub reload_regions {
3064	# HACK to clear player env face cache, we need some signal framework	3307	# HACK to clear player env face cache, we need some signal framework
3065	# for this (global event?)	3308	# for this (global event?)
3066	%ext::player_env::MUSIC_FACE_CACHE = ();	3309	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3080	}	3323	}
3081		3324
3082	sub reload_archetypes {	3325	sub reload_archetypes {
3083	load_resource_file "$DATADIR/archetypes"	3326	load_resource_file "$DATADIR/archetypes"
3084	or die "unable to load archetypes\n";	3327	or die "unable to load archetypes\n";
3085	#d# NEED to laod twice to resolve forward references
3086	# this really needs to be done in an extra post-pass
3087	# (which needs to be synchronous, so solve it differently)
3088	load_resource_file "$DATADIR/archetypes"
3089	or die "unable to load archetypes\n";
3090	}	3328	}
3091		3329
3092	sub reload_treasures {	3330	sub reload_treasures {
3093	load_resource_file "$DATADIR/treasures"	3331	load_resource_file "$DATADIR/treasures"
3094	or die "unable to load treasurelists\n";	3332	or die "unable to load treasurelists\n";
3095	}	3333	}
3096		3334
3097	sub reload_resources {	3335	sub reload_resources {
3098	warn "reloading resource files...\n";	3336	warn "reloading resource files...\n";
3099		3337
		3338	reload_facedata;
		3339	reload_archetypes;
3100	reload_regions;	3340	reload_regions;
3101	reload_facedata;
3102	#reload_archetypes;#d#
3103	reload_archetypes;
3104	reload_treasures;	3341	reload_treasures;
3105		3342
3106	warn "finished reloading resource files\n";	3343	warn "finished reloading resource files\n";
3107	}	3344	}
3108		3345
3109	sub init {	3346	sub init {
		3347	my $guard = freeze_mainloop;
		3348
		3349	evthread_start IO::AIO::poll_fileno;
		3350
3110	reload_resources;	3351	reload_resources;
3111	}	3352	}
3112		3353
3113	sub reload_config {	3354	sub reload_config {
3114	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
3115	or return;	3356	or return;
3116		3357
3117	local $/;	3358	local $/;
3118	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
3119		3360
3120	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3121		3362
3122	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3123	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3129	};	3370	};
3130	warn $@ if $@;	3371	warn $@ if $@;
3131	}	3372	}
3132	}	3373	}
3133		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
3134	sub main {	3394	sub main {
		3395	atomic;
		3396
3135	# we must not ever block the main coroutine	3397	# we must not ever block the main coroutine
3136	local $Coro::idle = sub {	3398	local $Coro::idle = sub {
3137	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3399	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3138	(async {	3400	(async {
3139	Event::one_event;	3401	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3402	EV::loop EV::LOOP_ONESHOT;
3140	})->prio (Coro::PRIO_MAX);	3403	})->prio (Coro::PRIO_MAX);
3141	};	3404	};
3142		3405
		3406	{
		3407	my $guard = freeze_mainloop;
3143	reload_config;	3408	reload_config;
3144	db_init;	3409	db_init;
3145	load_extensions;	3410	load_extensions;
3146		3411
3147	$TICK_WATCHER->start;	3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3413	}
		3414
		3415	utime time, time, $RUNTIMEFILE;
		3416
		3417	# no (long-running) fork's whatsoever before this point(!)
		3418	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3419
3148	Event::loop;	3420	EV::loop;
3149	}	3421	}
3150		3422
3151	#############################################################################	3423	#############################################################################
3152	# initialisation and cleanup	3424	# initialisation and cleanup
3153		3425
3154	# install some emergency cleanup handlers	3426	# install some emergency cleanup handlers
3155	BEGIN {	3427	BEGIN {
		3428	our %SIGWATCHER = ();
3156	for my $signal (qw(INT HUP TERM)) {	3429	for my $signal (qw(INT HUP TERM)) {
3157	Event->signal (	3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3158	reentrant => 0,
3159	data => WF_AUTOCANCEL,
3160	signal => $signal,
3161	prio => 0,
3162	cb => sub {
3163	cf::cleanup "SIG$signal";	3431	cf::cleanup "SIG$signal";
3164	},
3165	);	3432	};
3166	}	3433	}
3167	}	3434	}
3168		3435
3169	sub write_runtime {	3436	sub write_runtime_sync {
3170	my $runtime = "$LOCALDIR/runtime";
3171
3172	# first touch the runtime file to show we are still running:	3437	# first touch the runtime file to show we are still running:
3173	# the fsync below can take a very very long time.	3438	# the fsync below can take a very very long time.
3174		3439
3175	IO::AIO::aio_utime $runtime, undef, undef;	3440	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3176		3441
3177	my $guard = cf::lock_acquire "write_runtime";	3442	my $guard = cf::lock_acquire "write_runtime";
3178		3443
3179	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3444	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3180	or return;	3445	or return;
3181		3446
3182	my $value = $cf::RUNTIME + 90 + 10;	3447	my $value = $cf::RUNTIME + 90 + 10;
3183	# 10 is the runtime save interval, for a monotonic clock	3448	# 10 is the runtime save interval, for a monotonic clock
3184	# 60 allows for the watchdog to kill the server.	3449	# 60 allows for the watchdog to kill the server.
…		…
3194	aio_utime $fh, undef, undef;	3459	aio_utime $fh, undef, undef;
3195		3460
3196	close $fh	3461	close $fh
3197	or return;	3462	or return;
3198		3463
3199	aio_rename "$runtime~", $runtime	3464	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3200	and return;	3465	and return;
3201		3466
3202	warn "runtime file written.\n";	3467	warn "runtime file written.\n";
3203		3468
3204	1	3469	1
		3470	}
		3471
		3472	our $uuid_lock;
		3473	our $uuid_skip;
		3474
		3475	sub write_uuid_sync($) {
		3476	$uuid_skip ||= $_[0];
		3477
		3478	return if $uuid_lock;
		3479	local $uuid_lock = 1;
		3480
		3481	my $uuid = "$LOCALDIR/uuid";
		3482
		3483	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3484	or return;
		3485
		3486	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3487	$uuid_skip = 0;
		3488
		3489	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3490	and return;
		3491
		3492	# always fsync - this file is important
		3493	aio_fsync $fh
		3494	and return;
		3495
		3496	close $fh
		3497	or return;
		3498
		3499	aio_rename "$uuid~", $uuid
		3500	and return;
		3501
		3502	warn "uuid file written ($value).\n";
		3503
		3504	1
		3505
		3506	}
		3507
		3508	sub write_uuid($$) {
		3509	my ($skip, $sync) = @_;
		3510
		3511	$sync ? write_uuid_sync $skip
		3512	: async { write_uuid_sync $skip };
3205	}	3513	}
3206		3514
3207	sub emergency_save() {	3515	sub emergency_save() {
3208	my $freeze_guard = cf::freeze_mainloop;	3516	my $freeze_guard = cf::freeze_mainloop;
3209		3517
…		…
3215	# and maps saved/destroyed asynchronously.	3523	# and maps saved/destroyed asynchronously.
3216	warn "begin emergency player save\n";	3524	warn "begin emergency player save\n";
3217	for my $login (keys %cf::PLAYER) {	3525	for my $login (keys %cf::PLAYER) {
3218	my $pl = $cf::PLAYER{$login} or next;	3526	my $pl = $cf::PLAYER{$login} or next;
3219	$pl->valid or next;	3527	$pl->valid or next;
		3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3220	$pl->save;	3529	$pl->save;
3221	}	3530	}
3222	warn "end emergency player save\n";	3531	warn "end emergency player save\n";
3223		3532
3224	warn "begin emergency map save\n";	3533	warn "begin emergency map save\n";
…		…
3230	warn "end emergency map save\n";	3539	warn "end emergency map save\n";
3231		3540
3232	warn "begin emergency database checkpoint\n";	3541	warn "begin emergency database checkpoint\n";
3233	BDB::db_env_txn_checkpoint $DB_ENV;	3542	BDB::db_env_txn_checkpoint $DB_ENV;
3234	warn "end emergency database checkpoint\n";	3543	warn "end emergency database checkpoint\n";
		3544
		3545	warn "begin write uuid\n";
		3546	write_uuid_sync 1;
		3547	warn "end write uuid\n";
3235	};	3548	};
3236		3549
3237	warn "leave emergency perl save\n";	3550	warn "leave emergency perl save\n";
3238	}	3551	}
3239		3552
3240	sub post_cleanup {	3553	sub post_cleanup {
3241	my ($make_core) = @_;	3554	my ($make_core) = @_;
3242		3555
3243	warn Carp::longmess "post_cleanup backtrace"	3556	warn Carp::longmess "post_cleanup backtrace"
3244	if $make_core;	3557	if $make_core;
		3558
		3559	my $fh = pidfile;
		3560	unlink $PIDFILE if <$fh> == $$;
		3561	}
		3562
		3563	# a safer delete_package, copied from Symbol
		3564	sub clear_package($) {
		3565	my $pkg = shift;
		3566
		3567	# expand to full symbol table name if needed
		3568	unless ($pkg =~ /^main::.*::$/) {
		3569	$pkg = "main$pkg" if $pkg =~ /^::/;
		3570	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3571	$pkg .= '::' unless $pkg =~ /::$/;
		3572	}
		3573
		3574	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3575	my $stem_symtab = *{$stem}{HASH};
		3576
		3577	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3578	or return;
		3579
		3580	# clear all symbols
		3581	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3582	for my $name (keys %$leaf_symtab) {
		3583	_gv_clear *{"$pkg$name"};
		3584	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3585	}
		3586	warn "cleared package $pkg\n";#d#
3245	}	3587	}
3246		3588
3247	sub do_reload_perl() {	3589	sub do_reload_perl() {
3248	# can/must only be called in main	3590	# can/must only be called in main
3249	if ($Coro::current != $Coro::main) {	3591	if ($Coro::current != $Coro::main) {
3250	warn "can only reload from main coroutine";	3592	warn "can only reload from main coroutine";
3251	return;	3593	return;
3252	}	3594	}
3253		3595
		3596	return if $RELOAD++;
		3597
		3598	while ($RELOAD) {
3254	warn "reloading...";	3599	warn "reloading...";
3255		3600
3256	warn "entering sync_job";	3601	warn "entering sync_job";
3257		3602
3258	cf::sync_job {	3603	cf::sync_job {
3259	cf::write_runtime; # external watchdog should not bark	3604	cf::write_runtime_sync; # external watchdog should not bark
3260	cf::emergency_save;	3605	cf::emergency_save;
3261	cf::write_runtime; # external watchdog should not bark	3606	cf::write_runtime_sync; # external watchdog should not bark
3262		3607
3263	warn "syncing database to disk";	3608	warn "syncing database to disk";
3264	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3265		3610
3266	# if anything goes wrong in here, we should simply crash as we already saved	3611	# if anything goes wrong in here, we should simply crash as we already saved
3267		3612
3268	warn "cancelling all WF_AUTOCANCEL watchers";
3269	for (Event::all_watchers) {
3270	$_->cancel if $_->data & WF_AUTOCANCEL;
3271	}
3272
3273	warn "flushing outstanding aio requests";	3613	warn "flushing outstanding aio requests";
3274	for (;;) {
3275	BDB::flush;
3276	IO::AIO::flush;
3277	Coro::cede;
3278	last unless IO::AIO::nreqs || BDB::nreqs;	3614	while (IO::AIO::nreqs || BDB::nreqs) {
3279	warn "iterate...";	3615	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3280	}
3281
3282	++$RELOAD;
3283
3284	warn "cancelling all extension coros";
3285	$_->cancel for values %EXT_CORO;
3286	%EXT_CORO = ();
3287
3288	warn "removing commands";
3289	%COMMAND = ();
3290
3291	warn "removing ext/exti commands";
3292	%EXTCMD = ();
3293	%EXTICMD = ();
3294
3295	warn "unloading/nuking all extensions";
3296	for my $pkg (@EXTS) {
3297	warn "... unloading $pkg";
3298
3299	if (my $cb = $pkg->can ("unload")) {
3300	eval {
3301	$cb->($pkg);
3302	1
3303	} or warn "$pkg unloaded, but with errors: $@";
3304	}	3616	}
3305		3617
3306	warn "... nuking $pkg";	3618	warn "cancelling all extension coros";
3307	Symbol::delete_package $pkg;	3619	$_->cancel for values %EXT_CORO;
3308	}	3620	%EXT_CORO = ();
3309		3621
3310	warn "unloading all perl modules loaded from $LIBDIR";	3622	warn "removing commands";
3311	while (my ($k, $v) = each %INC) {	3623	%COMMAND = ();
3312	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3313		3624
		3625	warn "removing ext/exti commands";
		3626	%EXTCMD = ();
		3627	%EXTICMD = ();
		3628
		3629	warn "unloading/nuking all extensions";
		3630	for my $pkg (@EXTS) {
3314	warn "... unloading $k";	3631	warn "... unloading $pkg";
3315	delete $INC{$k};
3316		3632
3317	$k =~ s/\.pm$//;
3318	$k =~ s/\//::/g;
3319
3320	if (my $cb = $k->can ("unload_module")) {	3633	if (my $cb = $pkg->can ("unload")) {
		3634	eval {
3321	$cb->();	3635	$cb->($pkg);
		3636	1
		3637	} or warn "$pkg unloaded, but with errors: $@";
		3638	}
		3639
		3640	warn "... clearing $pkg";
		3641	clear_package $pkg;
3322	}	3642	}
3323		3643
3324	Symbol::delete_package $k;	3644	warn "unloading all perl modules loaded from $LIBDIR";
		3645	while (my ($k, $v) = each %INC) {
		3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3647
		3648	warn "... unloading $k";
		3649	delete $INC{$k};
		3650
		3651	$k =~ s/\.pm$//;
		3652	$k =~ s/\//::/g;
		3653
		3654	if (my $cb = $k->can ("unload_module")) {
		3655	$cb->();
		3656	}
		3657
		3658	clear_package $k;
3325	}	3659	}
3326		3660
3327	warn "getting rid of safe::, as good as possible";	3661	warn "getting rid of safe::, as good as possible";
3328	Symbol::delete_package "safe::$_"	3662	clear_package "safe::$_"
3329	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3330		3664
3331	warn "unloading cf.pm \"a bit\"";	3665	warn "unloading cf.pm \"a bit\"";
3332	delete $INC{"cf.pm"};	3666	delete $INC{"cf.pm"};
3333	delete $INC{"cf/pod.pm"};	3667	delete $INC{"cf/pod.pm"};
3334		3668
3335	# don't, removes xs symbols, too,	3669	# don't, removes xs symbols, too,
3336	# and global variables created in xs	3670	# and global variables created in xs
3337	#Symbol::delete_package __PACKAGE__;	3671	#clear_package __PACKAGE__;
3338		3672
3339	warn "unload completed, starting to reload now";	3673	warn "unload completed, starting to reload now";
3340		3674
3341	warn "reloading cf.pm";	3675	warn "reloading cf.pm";
3342	require cf;	3676	require cf;
3343	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3344		3678
3345	warn "loading config and database again";	3679	warn "loading config and database again";
3346	cf::reload_config;	3680	cf::reload_config;
3347		3681
3348	warn "loading extensions";	3682	warn "loading extensions";
3349	cf::load_extensions;	3683	cf::load_extensions;
3350		3684
3351	warn "reattaching attachments to objects/players";	3685	warn "reattaching attachments to objects/players";
3352	_global_reattach; # objects, sockets	3686	_global_reattach; # objects, sockets
3353	warn "reattaching attachments to maps";	3687	warn "reattaching attachments to maps";
3354	reattach $_ for values %MAP;	3688	reattach $_ for values %MAP;
3355	warn "reattaching attachments to players";	3689	warn "reattaching attachments to players";
3356	reattach $_ for values %PLAYER;	3690	reattach $_ for values %PLAYER;
3357		3691
3358	warn "leaving sync_job";	3692	warn "leaving sync_job";
3359		3693
3360	1	3694	1
3361	} or do {	3695	} or do {
3362	warn $@;	3696	warn $@;
3363	warn "error while reloading, exiting.";	3697	cf::cleanup "error while reloading, exiting.";
3364	exit 1;
3365	};	3698	};
3366		3699
3367	warn "reloaded";	3700	warn "reloaded";
		3701	--$RELOAD;
		3702	}
3368	};	3703	};
3369		3704
3370	our $RELOAD_WATCHER; # used only during reload	3705	our $RELOAD_WATCHER; # used only during reload
3371		3706
3372	sub reload_perl() {	3707	sub reload_perl() {
3373	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3374	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3375		3710
3376	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3377	reentrant => 0,
3378	after => 0,
3379	data => WF_AUTOCANCEL,
3380	cb => sub {
3381	do_reload_perl;	3712	do_reload_perl;
3382	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3383	},
3384	);	3714	};
3385	}	3715	}
3386		3716
3387	register_command "reload" => sub {	3717	register_command "reload" => sub {
3388	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3389		3719
3390	if ($who->flag (FLAG_WIZ)) {	3720	if ($who->flag (FLAG_WIZ)) {
3391	$who->message ("reloading server.");	3721	$who->message ("reloading server.");
		3722	async {
		3723	$Coro::current->{desc} = "perl_reload";
3392	async { reload_perl };	3724	reload_perl;
		3725	};
3393	}	3726	}
3394	};	3727	};
3395		3728
3396	unshift @INC, $LIBDIR;	3729	unshift @INC, $LIBDIR;
3397		3730
…		…
3399		3732
3400	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3401	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3402		3735
3403	sub wait_for_tick {	3736	sub wait_for_tick {
3404	return unless $TICK_WATCHER->is_active;
3405	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3406		3738
3407	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3408	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3409	$signal->wait;	3741	$signal->wait;
3410	}	3742	}
3411		3743
3412	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3413	return unless $TICK_WATCHER->is_active;
3414	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3415		3746
3416	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3417	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3418	$signal->wait;	3749	$signal->wait;
3419	}	3750	}
3420		3751
3421	my $min = 1e6;#d#	3752	sub tick {
3422	my $avg = 10;
3423	$TICK_WATCHER = Event->timer (
3424	reentrant => 0,
3425	parked => 1,
3426	prio => 0,
3427	at => $NEXT_TICK || $TICK,
3428	data => WF_AUTOCANCEL,
3429	cb => sub {
3430	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3431	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3432	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3433	return;	3756	return;
3434	}	3757	}
3435		3758
3436	$NOW = $tick_start = Event::time;
3437
3438	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3439		3760
3440	0 && sync_job {#d#	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3441	for(1..10) {	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3442	my $t = Event::time;	3763	Coro::async_pool {
3443	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3764	$Coro::current->{desc} = "runtime saver";
3444	or die;	3765	write_runtime_sync
3445		3766	or warn "ERROR: unable to write runtime file: $!";
3446	$map->width (50);
3447	$map->height (50);
3448	$map->alloc;
3449	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3450	my $t = Event::time - $t;
3451
3452	#next unless $t < 0.0013;#d#
3453	if ($t < $min) {
3454	$min = $t;
3455	}
3456	$avg = $avg * 0.99 + $t * 0.01;
3457	}
3458	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3459	exit 0;
3460	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3461	};	3767	};
		3768	}
3462		3769
3463	$RUNTIME += $TICK;
3464	$NEXT_TICK += $TICK;
3465
3466	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3467	$NEXT_RUNTIME_WRITE = $NOW + 10;
3468	Coro::async_pool {
3469	write_runtime
3470	or warn "ERROR: unable to write runtime file: $!";
3471	};
3472	}
3473
3474	# my $AFTER = Event::time;
3475	# warn $AFTER - $NOW;#d#
3476
3477	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3478	$sig->send;	3771	$sig->send;
3479	}	3772	}
3480	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3481	$sig->send;	3774	$sig->send;
3482	}	3775	}
3483		3776
3484	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3485
3486	# if we are delayed by four ticks or more, skip them all
3487	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3488
3489	$TICK_WATCHER->at ($NEXT_TICK);
3490	$TICK_WATCHER->start;
3491
3492	$LOAD = ($NOW - $tick_start) / $TICK;
3493	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3494		3779
3495	_post_tick;	3780	if (0) {
3496		3781	if ($NEXT_TICK) {
3497		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3498	},	3786	}
3499	);	3787	}
3500		3788
3501	{	3789	{
3502	BDB::max_poll_time $TICK * 0.1;	3790	# configure BDB
3503	$BDB_POLL_WATCHER = Event->io (	3791
3504	reentrant => 0,
3505	fd => BDB::poll_fileno,
3506	poll => 'r',
3507	prio => 0,
3508	data => WF_AUTOCANCEL,
3509	cb => \&BDB::poll_cb,
3510	);
3511	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3512		3793	BDB::max_poll_reqs $TICK * 0.1;
3513	BDB::set_sync_prepare {	3794	$AnyEvent::BDB::WATCHER->priority (1);
3514	my $status;
3515	my $current = $Coro::current;
3516	(
3517	sub {
3518	$status = $!;
3519	$current->ready; undef $current;
3520	},
3521	sub {
3522	Coro::schedule while defined $current;
3523	$! = $status;
3524	},
3525	)
3526	};
3527		3795
3528	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3529	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
		3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3799	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3800	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3801	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3802	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3530		3803
3531	cf::sync_job {	3804	cf::sync_job {
3532	eval {	3805	eval {
3533	BDB::db_env_open	3806	BDB::db_env_open
3534	$DB_ENV,	3807	$DB_ENV,
…		…
3536	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3809	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3537	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3810	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3538	0666;	3811	0666;
3539		3812
3540	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3813	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3541
3542	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3543	$DB_ENV->set_lk_detect;
3544	};	3814	};
3545		3815
3546	cf::cleanup "db_env_open(db): $@" if $@;	3816	cf::cleanup "db_env_open(db): $@" if $@;
3547	};	3817	};
3548	}	3818	}
		3819
		3820	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3821	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3822	};
		3823	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3824	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3825	};
		3826	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3827	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3828	};
3549	}	3829	}
3550		3830
3551	{	3831	{
		3832	# configure IO::AIO
		3833
3552	IO::AIO::min_parallel 8;	3834	IO::AIO::min_parallel 8;
3553
3554	undef $Coro::AIO::WATCHER;
3555	IO::AIO::max_poll_time $TICK * 0.1;	3835	IO::AIO::max_poll_time $TICK * 0.1;
3556	$AIO_POLL_WATCHER = Event->io (	3836	undef $AnyEvent::AIO::WATCHER;
3557	reentrant => 0,
3558	data => WF_AUTOCANCEL,
3559	fd => IO::AIO::poll_fileno,
3560	poll => 'r',
3561	prio => 6,
3562	cb => \&IO::AIO::poll_cb,
3563	);
3564	}	3837	}
3565		3838
3566	my $_log_backtrace;	3839	my $_log_backtrace;
3567		3840
3568	sub _log_backtrace {	3841	sub _log_backtrace {
…		…
3571	$msg =~ s/\n//;	3844	$msg =~ s/\n//;
3572		3845
3573	# limit the # of concurrent backtraces	3846	# limit the # of concurrent backtraces
3574	if ($_log_backtrace < 2) {	3847	if ($_log_backtrace < 2) {
3575	++$_log_backtrace;	3848	++$_log_backtrace;
		3849	my $perl_bt = Carp::longmess $msg;
3576	async {	3850	async {
		3851	$Coro::current->{desc} = "abt $msg";
		3852
3577	my @bt = fork_call {	3853	my @bt = fork_call {
3578	@addr = map { sprintf "%x", $_ } @addr;	3854	@addr = map { sprintf "%x", $_ } @addr;
3579	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3855	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3580	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3856	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3581	or die "addr2line: $!";	3857	or die "addr2line: $!";
…		…
3589	}	3865	}
3590		3866
3591	@funcs	3867	@funcs
3592	};	3868	};
3593		3869
3594	LOG llevInfo, "[ABT] $msg\n";	3870	LOG llevInfo, "[ABT] $perl_bt\n";
		3871	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3595	LOG llevInfo, "[ABT] $_\n" for @bt;	3872	LOG llevInfo, "[ABT] $_\n" for @bt;
3596	--$_log_backtrace;	3873	--$_log_backtrace;
3597	};	3874	};
3598	} else {	3875	} else {
3599	LOG llevInfo, "[ABT] $msg\n";	3876	LOG llevInfo, "[ABT] $msg\n";

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