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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.362 by root, Mon Sep 10 12:44:06 2007 UTC vs.
Revision 1.450 by root, Mon Sep 22 01:33:09 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 = ();
…		…
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
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
…		…
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	LOG llevError, $msg;	222	LOG llevError, $msg;
193	};	223	};
194	}	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#?
195		240
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	251	for my $pkg (qw(
207	cf::global cf::attachable	252	cf::global cf::attachable
208	cf::object cf::object::player	253	cf::object cf::object::player
209	cf::client cf::player	254	cf::client cf::player
210	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
211	cf::map cf::party cf::region	257	cf::party cf::region
212	)) {	258	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	260	}
216		261
217	$Event::DIED = sub {	262	$EV::DIED = sub {
218	warn "error in event callback: @_";	263	warn "error in event callback: @_";
219	};	264	};
220		265
221	#############################################################################	266	#############################################################################
222		267
…		…
245	$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;
246	$d	291	$d
247	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
248	}	293	}
249		294
250	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
251		296
252	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
253		298
254	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
255		300
256	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
257		302
258	=cut	303	=cut
259		304
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		306
262	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
264		309
265	=item cf::lock_wait $string	310	=item cf::lock_wait $string
266		311
267	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
268		313
…		…
324		369
325	! ! $LOCK{$key}	370	! ! $LOCK{$key}
326	}	371	}
327		372
328	sub freeze_mainloop {	373	sub freeze_mainloop {
329	return unless $TICK_WATCHER->is_active;	374	tick_inhibit_inc;
330		375
331	my $guard = Coro::guard {	376	Coro::guard \&tick_inhibit_dec;
332	$TICK_WATCHER->start;	377	}
333	};	378
334	$TICK_WATCHER->stop;	379	=item cf::periodic $interval, $cb
335	$guard	380
		381	Like EV::periodic, but randomly selects a starting point so that the actions
		382	get spread over timer.
		383
		384	=cut
		385
		386	sub periodic($$) {
		387	my ($interval, $cb) = @_;
		388
		389	my $start = rand List::Util::min 180, $interval;
		390
		391	EV::periodic $start, $interval, 0, $cb
336	}	392	}
337		393
338	=item cf::get_slot $time[, $priority[, $name]]	394	=item cf::get_slot $time[, $priority[, $name]]
339		395
340	Allocate $time seconds of blocking CPU time at priority C<$priority>:	396	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
351	our @SLOT_QUEUE;	407	our @SLOT_QUEUE;
352	our $SLOT_QUEUE;	408	our $SLOT_QUEUE;
353		409
354	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
355	$SLOT_QUEUE = Coro::async {	411	$SLOT_QUEUE = Coro::async {
		412	$Coro::current->desc ("timeslot manager");
		413
356	my $signal = new Coro::Signal;	414	my $signal = new Coro::Signal;
357		415
358	while () {	416	while () {
359	next_job:	417	next_job:
360	my $avail = cf::till_tick;	418	my $avail = cf::till_tick;
…		…
368	}	426	}
369	}	427	}
370	}	428	}
371		429
372	if (@SLOT_QUEUE) {	430	if (@SLOT_QUEUE) {
373	# we do not use wait_For_tick() as it returns immediately when tick is inactive	431	# we do not use wait_for_tick() as it returns immediately when tick is inactive
374	push @cf::WAIT_FOR_TICK, $signal;	432	push @cf::WAIT_FOR_TICK, $signal;
375	$signal->wait;	433	$signal->wait;
376	} else {	434	} else {
377	Coro::schedule;	435	Coro::schedule;
378	}	436	}
379	}	437	}
380	};	438	};
381		439
382	sub get_slot($;$$) {	440	sub get_slot($;$$) {
		441	return if tick_inhibit || $Coro::current == $Coro::main;
		442
383	my ($time, $pri, $name) = @_;	443	my ($time, $pri, $name) = @_;
384		444
385	$time = $TICK * .6 if $time > $TICK * .6;	445	$time = $TICK * .6 if $time > $TICK * .6;
386	my $sig = new Coro::Signal;	446	my $sig = new Coro::Signal;
387		447
…		…
401		461
402	BEGIN { *async = \&Coro::async_pool }	462	BEGIN { *async = \&Coro::async_pool }
403		463
404	=item cf::sync_job { BLOCK }	464	=item cf::sync_job { BLOCK }
405		465
406	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	466	The design of Deliantra requires that the main coroutine ($Coro::main)
407	is always able to handle events or runnable, as Crossfire TRT is only	467	is always able to handle events or runnable, as Deliantra is only
408	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	468	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
409	acceptable.	469	acceptable.
410		470
411	If it must be done, put the blocking parts into C<sync_job>. This will run	471	If it must be done, put the blocking parts into C<sync_job>. This will run
412	the given BLOCK in another coroutine while waiting for the result. The	472	the given BLOCK in another coroutine while waiting for the result. The
…		…
417		477
418	sub sync_job(&) {	478	sub sync_job(&) {
419	my ($job) = @_;	479	my ($job) = @_;
420		480
421	if ($Coro::current == $Coro::main) {	481	if ($Coro::current == $Coro::main) {
422	my $time = Event::time;	482	my $time = EV::time;
423		483
424	# this is the main coro, too bad, we have to block	484	# this is the main coro, too bad, we have to block
425	# till the operation succeeds, freezing the server :/	485	# till the operation succeeds, freezing the server :/
426		486
427	# TODO: use suspend/resume instead	487	LOG llevError, Carp::longmess "sync job";#d#
428	# (but this is cancel-safe)	488
429	my $freeze_guard = freeze_mainloop;	489	my $freeze_guard = freeze_mainloop;
430		490
431	my $busy = 1;	491	my $busy = 1;
432	my @res;	492	my @res;
433		493
434	(async {	494	(async {
		495	$Coro::current->desc ("sync job coro");
435	@res = eval { $job->() };	496	@res = eval { $job->() };
436	warn $@ if $@;	497	warn $@ if $@;
437	undef $busy;	498	undef $busy;
438	})->prio (Coro::PRIO_MAX);	499	})->prio (Coro::PRIO_MAX);
439		500
440	while ($busy) {	501	while ($busy) {
441	Coro::cede or Event::one_event;	502	if (Coro::nready) {
		503	Coro::cede_notself;
		504	} else {
		505	EV::loop EV::LOOP_ONESHOT;
442	}	506	}
		507	}
443		508
444	$time = Event::time - $time;	509	my $time = EV::time - $time;
445		510
446	LOG llevError | logBacktrace, Carp::longmess "long sync job"
447	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
448
449	$tick_start += $time; # do not account sync jobs to server load	511	$TICK_START += $time; # do not account sync jobs to server load
450		512
451	wantarray ? @res : $res[0]	513	wantarray ? @res : $res[0]
452	} else {	514	} else {
453	# we are in another coroutine, how wonderful, everything just works	515	# we are in another coroutine, how wonderful, everything just works
454		516
…		…
479	=item fork_call { }, $args	541	=item fork_call { }, $args
480		542
481	Executes the given code block with the given arguments in a seperate	543	Executes the given code block with the given arguments in a seperate
482	process, returning the results. Everything must be serialisable with	544	process, returning the results. Everything must be serialisable with
483	Coro::Storable. May, of course, block. Note that the executed sub may	545	Coro::Storable. May, of course, block. Note that the executed sub may
484	never block itself or use any form of Event handling.	546	never block itself or use any form of event handling.
485		547
486	=cut	548	=cut
487		549
488	sub fork_call(&@) {	550	sub fork_call(&@) {
489	my ($cb, @args) = @_;	551	my ($cb, @args) = @_;
…		…
498	}, @args;	560	}, @args;
499		561
500	wantarray ? @res : $res[-1]	562	wantarray ? @res : $res[-1]
501	}	563	}
502		564
		565	=item $coin = coin_from_name $name
		566
		567	=cut
		568
		569	our %coin_alias = (
		570	"silver" => "silvercoin",
		571	"silvercoin" => "silvercoin",
		572	"silvercoins" => "silvercoin",
		573	"gold" => "goldcoin",
		574	"goldcoin" => "goldcoin",
		575	"goldcoins" => "goldcoin",
		576	"platinum" => "platinacoin",
		577	"platinumcoin" => "platinacoin",
		578	"platinumcoins" => "platinacoin",
		579	"platina" => "platinacoin",
		580	"platinacoin" => "platinacoin",
		581	"platinacoins" => "platinacoin",
		582	"royalty" => "royalty",
		583	"royalties" => "royalty",
		584	);
		585
		586	sub coin_from_name($) {
		587	$coin_alias{$_[0]}
		588	? cf::arch::find $coin_alias{$_[0]}
		589	: undef
		590	}
		591
503	=item $value = cf::db_get $family => $key	592	=item $value = cf::db_get $family => $key
504		593
505	Returns a single value from the environment database.	594	Returns a single value from the environment database.
506		595
507	=item cf::db_put $family => $key => $value	596	=item cf::db_put $family => $key => $value
508		597
509	Stores the given C<$value> in the family. It can currently store binary	598	Stores the given C<$value> in the family. It can currently store binary
510	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	599	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
511		600
		601	=item $db = cf::db_table "name"
		602
		603	Create and/or open a new database table. The string must not be "db" and must be unique
		604	within each server.
		605
512	=cut	606	=cut
		607
		608	sub db_table($) {
		609	my ($name) = @_;
		610	my $db = BDB::db_create $DB_ENV;
		611
		612	eval {
		613	$db->set_flags (BDB::CHKSUM);
		614
		615	utf8::encode $name;
		616	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		617	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		618	cf::cleanup "db_open(db): $!" if $!;
		619	};
		620	cf::cleanup "db_open(db): $@" if $@;
		621
		622	$db
		623	}
513		624
514	our $DB;	625	our $DB;
515		626
516	sub db_init {	627	sub db_init {
517	unless ($DB) {
518	$DB = BDB::db_create $DB_ENV;
519
520	cf::sync_job {	628	cf::sync_job {
521	eval {	629	$DB ||= db_table "db";
522	$DB->set_flags (BDB::CHKSUM);
523
524	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
525	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
526	cf::cleanup "db_open(db): $!" if $!;
527	};
528	cf::cleanup "db_open(db): $@" if $@;
529	};
530	}	630	};
531	}	631	}
532		632
533	sub db_get($$) {	633	sub db_get($$) {
534	my $key = "$_[0]/$_[1]";	634	my $key = "$_[0]/$_[1]";
535		635
…		…
633		733
634	#############################################################################	734	#############################################################################
635		735
636	=head2 ATTACHABLE OBJECTS	736	=head2 ATTACHABLE OBJECTS
637		737
638	Many objects in crossfire are so-called attachable objects. That means you can	738	Many objects in deliantra are so-called attachable objects. That means you can
639	attach callbacks/event handlers (a collection of which is called an "attachment")	739	attach callbacks/event handlers (a collection of which is called an "attachment")
640	to it. All such attachable objects support the following methods.	740	to it. All such attachable objects support the following methods.
641		741
642	In the following description, CLASS can be any of C<global>, C<object>	742	In the following description, CLASS can be any of C<global>, C<object>
643	C<player>, C<client> or C<map> (i.e. the attachable objects in	743	C<player>, C<client> or C<map> (i.e. the attachable objects in
644	Crossfire TRT).	744	Deliantra).
645		745
646	=over 4	746	=over 4
647		747
648	=item $attachable->attach ($attachment, key => $value...)	748	=item $attachable->attach ($attachment, key => $value...)
649		749
…		…
693	=item cf::CLASS::attachment $name, ...	793	=item cf::CLASS::attachment $name, ...
694		794
695	Register an attachment by C<$name> through which attachable objects of the	795	Register an attachment by C<$name> through which attachable objects of the
696	given CLASS can refer to this attachment.	796	given CLASS can refer to this attachment.
697		797
698	Some classes such as crossfire maps and objects can specify attachments	798	Some classes such as deliantra maps and objects can specify attachments
699	that are attached at load/instantiate time, thus the need for a name.	799	that are attached at load/instantiate time, thus the need for a name.
700		800
701	These calls expect any number of the following handler/hook descriptions:	801	These calls expect any number of the following handler/hook descriptions:
702		802
703	=over 4	803	=over 4
…		…
931	}	1031	}
932		1032
933	0	1033	0
934	}	1034	}
935		1035
936	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
937		1037
938	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
939		1039
940	Generate an object-specific event with the given arguments.	1040	Generate an object-specific event with the given arguments.
941		1041
…		…
947		1047
948	=cut	1048	=cut
949		1049
950	#############################################################################	1050	#############################################################################
951	# object support	1051	# object support
952	#
953		1052
		1053	sub _object_equal($$);
		1054	sub _object_equal($$) {
		1055	my ($a, $b) = @_;
		1056
		1057	return 0 unless (ref $a) eq (ref $b);
		1058
		1059	if ("HASH" eq ref $a) {
		1060	my @ka = keys %$a;
		1061	my @kb = keys %$b;
		1062
		1063	return 0 if @ka != @kb;
		1064
		1065	for (0 .. $#ka) {
		1066	return 0 unless $ka[$_] eq $kb[$_];
		1067	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1068	}
		1069
		1070	} elsif ("ARRAY" eq ref $a) {
		1071
		1072	return 0 if @$a != @$b;
		1073
		1074	for (0 .. $#$a) {
		1075	return 0 unless _object_equal $a->[$_], $b->[$_];
		1076	}
		1077
		1078	} elsif ($a ne $b) {
		1079	return 0;
		1080	}
		1081
		1082	1
		1083	}
		1084
		1085	our $SLOW_MERGES;#d#
954	sub _can_merge {	1086	sub _can_merge {
955	my ($ob1, $ob2) = @_;	1087	my ($ob1, $ob2) = @_;
956		1088
957	local $Storable::canonical = 1;	1089	++$SLOW_MERGES;#d#
958	my $fob1 = Storable::freeze $ob1;
959	my $fob2 = Storable::freeze $ob2;
960		1090
961	$fob1 eq $fob2	1091	# we do the slow way here
		1092	return _object_equal $ob1, $ob2
962	}	1093	}
963		1094
964	sub reattach {	1095	sub reattach {
965	# basically do the same as instantiate, without calling instantiate	1096	# basically do the same as instantiate, without calling instantiate
966	my ($obj) = @_;	1097	my ($obj) = @_;
967		1098
		1099	# no longer needed after getting rid of delete_package?
968	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1100	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
969		1101
970	my $registry = $obj->registry;	1102	my $registry = $obj->registry;
971		1103
972	@$registry = ();	1104	@$registry = ();
973		1105
…		…
988	cf::attachable->attach (	1120	cf::attachable->attach (
989	prio => -1000000,	1121	prio => -1000000,
990	on_instantiate => sub {	1122	on_instantiate => sub {
991	my ($obj, $data) = @_;	1123	my ($obj, $data) = @_;
992		1124
993	$data = from_json $data;	1125	$data = decode_json $data;
994		1126
995	for (@$data) {	1127	for (@$data) {
996	my ($name, $args) = @$_;	1128	my ($name, $args) = @$_;
997		1129
998	$obj->attach ($name, %{$args || {} });	1130	$obj->attach ($name, %{$args || {} });
…		…
1011	},	1143	},
1012	);	1144	);
1013		1145
1014	sub object_freezer_save {	1146	sub object_freezer_save {
1015	my ($filename, $rdata, $objs) = @_;	1147	my ($filename, $rdata, $objs) = @_;
1016
1017	my $guard = cf::lock_acquire "io";
1018		1148
1019	sync_job {	1149	sync_job {
1020	if (length $$rdata) {	1150	if (length $$rdata) {
1021	utf8::decode (my $decname = $filename);	1151	utf8::decode (my $decname = $filename);
1022	warn sprintf "saving %s (%d,%d)\n",	1152	warn sprintf "saving %s (%d,%d)\n",
1023	$decname, length $$rdata, scalar @$objs;	1153	$decname, length $$rdata, scalar @$objs;
1024		1154
1025	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1026	chmod SAVE_MODE, $fh;	1156	aio_chmod $fh, SAVE_MODE;
1027	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1028	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
1029	close $fh;	1159	aio_close $fh;
1030		1160
1031	if (@$objs) {	1161	if (@$objs) {
1032	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1033	chmod SAVE_MODE, $fh;	1163	aio_chmod $fh, SAVE_MODE;
1034	my $data = Storable::nfreeze { version => 1, objs => $objs };	1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1035	aio_write $fh, 0, (length $data), $data, 0;	1165	aio_write $fh, 0, (length $data), $data, 0;
1036	aio_fsync $fh if $cf::USE_FSYNC;	1166	aio_fsync $fh if $cf::USE_FSYNC;
1037	close $fh;	1167	aio_close $fh;
1038	aio_rename "$filename.pst~", "$filename.pst";	1168	aio_rename "$filename.pst~", "$filename.pst";
1039	}	1169	}
1040	} else {	1170	} else {
1041	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1042	}	1172	}
…		…
1048	} else {	1178	} else {
1049	aio_unlink $filename;	1179	aio_unlink $filename;
1050	aio_unlink "$filename.pst";	1180	aio_unlink "$filename.pst";
1051	}	1181	}
1052	};	1182	};
1053
1054	undef $guard;
1055	}	1183	}
1056		1184
1057	sub object_freezer_as_string {	1185	sub object_freezer_as_string {
1058	my ($rdata, $objs) = @_;	1186	my ($rdata, $objs) = @_;
1059		1187
…		…
1064		1192
1065	sub object_thawer_load {	1193	sub object_thawer_load {
1066	my ($filename) = @_;	1194	my ($filename) = @_;
1067		1195
1068	my ($data, $av);	1196	my ($data, $av);
1069
1070	my $guard = cf::lock_acquire "io";
1071		1197
1072	(aio_load $filename, $data) >= 0	1198	(aio_load $filename, $data) >= 0
1073	or return;	1199	or return;
1074		1200
1075	unless (aio_stat "$filename.pst") {	1201	unless (aio_stat "$filename.pst") {
1076	(aio_load "$filename.pst", $av) >= 0	1202	(aio_load "$filename.pst", $av) >= 0
1077	or return;	1203	or return;
1078		1204
1079	undef $guard;
1080	$av = eval { (Storable::thaw $av)->{objs} };	1205	my $st = eval { Coro::Storable::thaw $av };
		1206	$av = $st->{objs};
1081	}	1207	}
1082		1208
1083	utf8::decode (my $decname = $filename);	1209	utf8::decode (my $decname = $filename);
1084	warn sprintf "loading %s (%d,%d)\n",	1210	warn sprintf "loading %s (%d,%d)\n",
1085	$decname, length $data, scalar @{$av || []};	1211	$decname, length $data, scalar @{$av || []};
…		…
1215		1341
1216	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1217	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1218		1344
1219	$ext{source} =	1345	$ext{source} =
1220	"package $pkg; use strict; use utf8;\n"	1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1221	. "#line 1 \"$path\"\n{\n"	1347	. "#line 1 \"$path\"\n{\n"
1222	. $source	1348	. $source
1223	. "\n};\n1";	1349	. "\n};\n1";
1224		1350
1225	$todo{$base} = \%ext;	1351	$todo{$base} = \%ext;
…		…
1241	my $msg = $@ ? "$v->{path}: $@\n"	1367	my $msg = $@ ? "$v->{path}: $@\n"
1242	: "$v->{base}: extension inactive.\n";	1368	: "$v->{base}: extension inactive.\n";
1243		1369
1244	if (exists $v->{meta}{mandatory}) {	1370	if (exists $v->{meta}{mandatory}) {
1245	warn $msg;	1371	warn $msg;
1246	warn "mandatory extension failed to load, exiting.\n";	1372	cf::cleanup "mandatory extension failed to load, exiting.";
1247	exit 1;
1248	}	1373	}
1249		1374
1250	warn $msg;	1375	warn $msg;
1251	}	1376	}
1252		1377
…		…
1266		1391
1267	=back	1392	=back
1268		1393
1269	=head2 CORE EXTENSIONS	1394	=head2 CORE EXTENSIONS
1270		1395
1271	Functions and methods that extend core crossfire objects.	1396	Functions and methods that extend core deliantra objects.
1272		1397
1273	=cut	1398	=cut
1274		1399
1275	package cf::player;	1400	package cf::player;
1276		1401
…		…
1339	aio_unlink +(playerdir $login) . "/$login.pl";	1464	aio_unlink +(playerdir $login) . "/$login.pl";
1340		1465
1341	my $f = new_from_file cf::object::thawer path $login	1466	my $f = new_from_file cf::object::thawer path $login
1342	or return;	1467	or return;
1343		1468
1344	$f->next;
1345	my $pl = cf::player::load_pl $f	1469	my $pl = cf::player::load_pl $f
1346	or return;	1470	or return;
		1471
1347	local $cf::PLAYER_LOADING{$login} = $pl;	1472	local $cf::PLAYER_LOADING{$login} = $pl;
1348	$f->resolve_delayed_derefs;	1473	$f->resolve_delayed_derefs;
1349	$cf::PLAYER{$login} = $pl	1474	$cf::PLAYER{$login} = $pl
1350	}	1475	}
1351	}	1476	}
…		…
1361		1486
1362	return if $pl->{deny_save};	1487	return if $pl->{deny_save};
1363		1488
1364	aio_mkdir playerdir $pl, 0770;	1489	aio_mkdir playerdir $pl, 0770;
1365	$pl->{last_save} = $cf::RUNTIME;	1490	$pl->{last_save} = $cf::RUNTIME;
		1491
		1492	cf::get_slot 0.01;
1366		1493
1367	$pl->save_pl ($path);	1494	$pl->save_pl ($path);
1368	cf::cede_to_tick;	1495	cf::cede_to_tick;
1369	}	1496	}
1370		1497
…		…
1402	my ($pl) = @_;	1529	my ($pl) = @_;
1403		1530
1404	my $name = $pl->ob->name;	1531	my $name = $pl->ob->name;
1405		1532
1406	$pl->{deny_save} = 1;	1533	$pl->{deny_save} = 1;
1407	$pl->password ("*"); # this should lock out the player until we nuked the dir	1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1408		1535
1409	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1410	$pl->deactivate;	1537	$pl->deactivate;
		1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1539	$pl->ob->check_score;
1411	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1412	$pl->ns->destroy if $pl->ns;	1541	$pl->ns->destroy if $pl->ns;
1413		1542
1414	my $path = playerdir $pl;	1543	my $path = playerdir $pl;
1415	my $temp = "$path~$cf::RUNTIME~deleting~";	1544	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1454		1583
1455	for my $login (@$dirs) {	1584	for my $login (@$dirs) {
1456	my $path = path $login;	1585	my $path = path $login;
1457		1586
1458	# a .pst is a dead give-away for a valid player	1587	# a .pst is a dead give-away for a valid player
1459	unless (-e "$path.pst") {	1588	# if no pst file found, open and chekc for blocked users
		1589	if (aio_stat "$path.pst") {
1460	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1590	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1461	aio_read $fh, 0, 512, my $buf, 0 or next;	1591	aio_read $fh, 0, 512, my $buf, 0 or next;
1462	$buf !~ /^password -------------$/m or next; # official not-valid tag	1592	$buf !~ /^password -------------$/m or next; # official not-valid tag
1463	}	1593	}
1464		1594
…		…
1495	}	1625	}
1496		1626
1497	\@paths	1627	\@paths
1498	}	1628	}
1499		1629
1500	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1501		1631
1502	Expand crossfire pod fragments into protocol xml.	1632	Expand deliantra pod fragments into protocol xml.
1503
1504	=cut
1505
1506	sub expand_cfpod {
1507	((my $self), (local $_)) = @_;
1508
1509	# escape & and <
1510	s/&/&amp;/g;
1511	s/(?<![BIUGHT])</&lt;/g;
1512
1513	# this is buggy, it needs to properly take care of nested <'s
1514
1515	1 while
1516	# replace B<>, I<>, U<> etc.
1517	s/B<([^\>]*)>/<b>$1<\/b>/
1518	|| s/I<([^\>]*)>/<i>$1<\/i>/
1519	|| s/U<([^\>]*)>/<u>$1<\/u>/
1520	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1521	# replace G<male|female> tags
1522	|| s{G<([^>|]*)\|([^>]*)>}{
1523	$self->gender ? $2 : $1
1524	}ge
1525	# replace H<hint text>
1526	|| s{H<([^\>]*)>}
1527	{
1528	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1529	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1530	"")
1531	[$self->{hintmode}]
1532	}ge;
1533
1534	# create single paragraphs (very hackish)
1535	s/(?<=\S)\n(?=\w)/ /g;
1536
1537	# compress some whitespace
1538	s/\s+\n/\n/g; # ws line-ends
1539	s/\n\n+/\n/g; # double lines
1540	s/^\n+//; # beginning lines
1541	s/\n+$//; # ending lines
1542
1543	$_
1544	}
1545
1546	sub hintmode {
1547	$_[0]{hintmode} = $_[1] if @_ > 1;
1548	$_[0]{hintmode}
1549	}
1550		1633
1551	=item $player->ext_reply ($msgid, @msg)	1634	=item $player->ext_reply ($msgid, @msg)
1552		1635
1553	Sends an ext reply to the player.	1636	Sends an ext reply to the player.
1554		1637
…		…
1621	our $MAX_RESET = 3600;	1704	our $MAX_RESET = 3600;
1622	our $DEFAULT_RESET = 3000;	1705	our $DEFAULT_RESET = 3000;
1623		1706
1624	sub generate_random_map {	1707	sub generate_random_map {
1625	my ($self, $rmp) = @_;	1708	my ($self, $rmp) = @_;
		1709
		1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1711
1626	# mit "rum" bekleckern, nicht	1712	# mit "rum" bekleckern, nicht
1627	$self->_create_random_map (	1713	$self->_create_random_map (
1628	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1629	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1630	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1752		1838
1753	# the temporary/swap location	1839	# the temporary/swap location
1754	sub save_path {	1840	sub save_path {
1755	my ($self) = @_;	1841	my ($self) = @_;
1756		1842
1757	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1758	"$TMPDIR/$path.map"	1844	"$TMPDIR/$path.map"
1759	}	1845	}
1760		1846
1761	# the unique path, undef == no special unique path	1847	# the unique path, undef == no special unique path
1762	sub uniq_path {	1848	sub uniq_path {
1763	my ($self) = @_;	1849	my ($self) = @_;
1764		1850
1765	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1766	"$UNIQUEDIR/$path"	1852	"$UNIQUEDIR/$path"
1767	}	1853	}
1768		1854
1769	# and all this just because we cannot iterate over	1855	# and all this just because we cannot iterate over
1770	# all maps in C++...	1856	# all maps in C++...
…		…
1868		1954
1869	cf::lock_wait "map_data:$path";#d#remove	1955	cf::lock_wait "map_data:$path";#d#remove
1870	cf::lock_wait "map_find:$path";	1956	cf::lock_wait "map_find:$path";
1871		1957
1872	$cf::MAP{$path} || do {	1958	$cf::MAP{$path} || do {
1873	my $guard1 = cf::lock_acquire "map_find:$path";
1874	my $guard2 = cf::lock_acquire "map_data:$path"; # just for the fun of it	1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
		1960	my $guard2 = cf::lock_acquire "map_find:$path";
1875		1961
1876	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1877	or return;	1963	or return;
1878		1964
1879	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
…		…
1882	or return;	1968	or return;
1883		1969
1884	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1885	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1886	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
1887	undef $guard1;	1974	undef $guard1;
1888	undef $guard2;
1889	$map->reset;	1975	$map->reset;
1890	return find $path;	1976	return find $path;
1891	}	1977	}
1892		1978
1893	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
…		…
1920	my $f = new_from_file cf::object::thawer $self->{load_path};	2006	my $f = new_from_file cf::object::thawer $self->{load_path};
1921	$f->skip_block;	2007	$f->skip_block;
1922	$self->_load_objects ($f)	2008	$self->_load_objects ($f)
1923	or return;	2009	or return;
1924		2010
1925	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1926	if delete $self->{load_original};	2012	if delete $self->{load_original};
1927		2013
1928	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1929	utf8::encode $uniq;	2015	utf8::encode $uniq;
1930	unless (aio_stat $uniq) {	2016	unless (aio_stat $uniq) {
…		…
1956	}	2042	}
1957		2043
1958	$self->{last_save} = $cf::RUNTIME;	2044	$self->{last_save} = $cf::RUNTIME;
1959	$self->last_access ($cf::RUNTIME);	2045	$self->last_access ($cf::RUNTIME);
1960		2046
1961	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1962	}	2048	}
1963		2049
1964	$self->post_load;	2050	$self->post_load;
1965	}	2051	}
1966		2052
…		…
2024	my ($path, $origin, $load) = @_;	2110	my ($path, $origin, $load) = @_;
2025		2111
2026	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
2027		2113
2028	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
2029	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
2030	}	2116	}
2031		2117
2032	$MAP_PREFETCH{$path} |= $load;	2118	$MAP_PREFETCH{$path} |= $load;
2033		2119
2034	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
2035	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
2036	while (my ($k, $v) = each %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
2037	if (my $map = find $k) {	2125	if (my $map = find $k) {
2038	$map->load if $v;	2126	$map->load if $v;
2039	}	2127	}
…		…
2065	return if $self->{deny_save};	2153	return if $self->{deny_save};
2066		2154
2067	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
2068		2156
2069	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
2070	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2071	};	2160	};
		2161
		2162	cf::get_slot 0.02;
2072		2163
2073	if ($uniq) {	2164	if ($uniq) {
2074	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2075	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2076	} else {	2167	} else {
…		…
2085	$self->save;	2176	$self->save;
2086		2177
2087	my $lock = cf::lock_acquire "map_data:$self->{path}";	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2088		2179
2089	return if $self->players;	2180	return if $self->players;
2090	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2091	return if $self->{deny_save};	2182	return if $self->{deny_save};
2092		2183
2093	$self->in_memory (cf::MAP_SWAPPED);	2184	$self->in_memory (cf::MAP_SWAPPED);
2094		2185
2095	$self->deactivate;	2186	$self->deactivate;
…		…
2213		2304
2214	sub unique_maps() {	2305	sub unique_maps() {
2215	[	2306	[
2216	map {	2307	map {
2217	utf8::decode $_;	2308	utf8::decode $_;
2218	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2219	? normalise $_	2312	: normalise $_
2220	: ()
2221	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2222	]	2314	]
2223	}	2315	}
2224		2316
2225	package cf;
2226
2227	=back	2317	=back
2228		2318
2229	=head3 cf::object	2319	=head3 cf::object
2230		2320
2231	=cut	2321	=cut
…		…
2234		2324
2235	=over 4	2325	=over 4
2236		2326
2237	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2238		2328
2239	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2240		2331
2241	=cut	2332	=cut
2242		2333
2243	sub inv_recursive_;	2334	sub inv_recursive_;
2244	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2249	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2250	}	2341	}
2251		2342
2252	=item $ref = $ob->ref	2343	=item $ref = $ob->ref
2253		2344
2254	creates and returns a persistent reference to an objetc that can be stored as a string.	2345	Creates and returns a persistent reference to an object that can be stored as a string.
2255		2346
2256	=item $ob = cf::object::deref ($refstring)	2347	=item $ob = cf::object::deref ($refstring)
2257		2348
2258	returns the objetc referenced by refstring. may return undef when it cnanot find the object,	2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
2259	even if the object actually exists. May block.	2350	even if the object actually exists. May block.
…		…
2261	=cut	2352	=cut
2262		2353
2263	sub deref {	2354	sub deref {
2264	my ($ref) = @_;	2355	my ($ref) = @_;
2265		2356
2266	# temporary compatibility#TODO#remove
2267	$ref =~ s{^<}{player/<};
2268
2269	if ($ref =~ m{^player\/(<1\.\d+>)/(.*)$}) {	2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
2270	my ($uuid, $name) = ($1, $2);	2358	my ($uuid, $name) = ($1, $2);
2271	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name	2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
2272	or return;	2360	or return;
2273	$pl->ob->uuid eq $uuid	2361	$pl->ob->uuid eq $uuid
2274	or return;	2362	or return;
…		…
2294	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2295	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2296		2384
2297	=cut	2385	=cut
2298		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
		2400
2299	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2300	# with dialog boxes.	2402	# with dialog boxes.
2301	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2302	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
2303	my ($self, $npc, $msg, $flags) = @_;	2405	my ($self, $npc, $msg, $flags) = @_;
…		…
2314	my $dialog = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2315	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2316		2418
2317	} else {	2419	} else {
2318	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2319	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2320	}	2422	}
2321	}	2423	}
2322	}	2424	}
2323		2425
2324	=item $object->send_msg ($channel, $msg, $color, [extra...])	2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2349		2451
2350	=item $player_object->enter_link	2452	=item $player_object->enter_link
2351		2453
2352	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2353		2455
2354	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2355	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2356		2460
2357	Will never block.	2461	Will never block.
2358		2462
2359	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2360		2464
…		…
2418		2522
2419	$map->load;	2523	$map->load;
2420	$map->load_neighbours;	2524	$map->load_neighbours;
2421		2525
2422	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2423	$self->activate_recursive;	2528	$self->activate_recursive;
2424		2529
2425	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2426	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2427	}	2532	}
…		…
2432	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2433	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2434	the new (success) or old (failed) map position. In either case, $done will	2539	the new (success) or old (failed) map position. In either case, $done will
2435	be called at the end of this process.	2540	be called at the end of this process.
2436		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
		2544
2437	=cut	2545	=cut
2438		2546
2439	our $GOTOGEN;	2547	our $GOTOGEN;
2440		2548
2441	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
…		…
2445	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2446		2554
2447	$self->enter_link;	2555	$self->enter_link;
2448		2556
2449	(async {	2557	(async {
		2558	$Coro::current->{desc} = "player::goto $path $x $y";
		2559
		2560	# *tag paths override both path and x|y
		2561	if ($path =~ /^\*(.*)$/) {
		2562	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2563	my $ob = $obs[rand @obs];
		2564
		2565	# see if we actually can go there
		2566	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2567	$ob = $obs[rand @obs];
		2568	} else {
		2569	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2570	}
		2571	# else put us there anyways for now #d#
		2572
		2573	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2574	} else {
		2575	($path, $x, $y) = (undef, undef, undef);
		2576	}
		2577	}
		2578
2450	my $map = eval {	2579	my $map = eval {
2451	my $map = cf::map::find $path;	2580	my $map = defined $path ? cf::map::find $path : undef;
2452		2581
2453	if ($map) {	2582	if ($map) {
2454	$map = $map->customise_for ($self);	2583	$map = $map->customise_for ($self);
2455	$map = $check->($map) if $check && $map;	2584	$map = $check->($map) if $check && $map;
2456	} else {	2585	} else {
2457	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2458	}	2587	}
2459		2588
2460	$map	2589	$map
2461	};	2590	};
2462		2591
…		…
2498	}	2627	}
2499		2628
2500	sub prepare_random_map {	2629	sub prepare_random_map {
2501	my ($exit) = @_;	2630	my ($exit) = @_;
2502		2631
2503	my $guard = cf::lock_acquire "exit_prepare:$exit";
2504
2505	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2506	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2507	# that depends on the exit object	2634	# that depends on the exit object
2508		2635
2509	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2511	if ($exit->map) {	2638	if ($exit->map) {
2512	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2513	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2514	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2515	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2516	}	2645	}
2517		2646
2518	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2519		2648
2520	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2521	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2522	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2523		2652
2524	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2525	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2526	undef $fh;	2655	undef $fh;
2527	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2528		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2529	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2530	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2531	}	2664	}
2532	}	2665	}
2533		2666
2534	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2535	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2536		2669
2537	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2538		2671
2539	if ($exit->slaying eq "/!") {
2540	#TODO: this should de-fi-ni-te-ly not be a sync-job
2541	# the problem is that $exit might not survive long enough
2542	# so it needs to be done right now, right here
2543	cf::sync_job { prepare_random_map $exit };
2544	}
2545
2546	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2547	my $hp = $exit->stats->hp;
2548	my $sp = $exit->stats->sp;
2549
2550	$self->enter_link;	2672	$self->enter_link;
2551		2673
2552	# if exit is damned, update players death & WoR home-position
2553	$self->contr->savebed ($slaying, $hp, $sp)
2554	if $exit->flag (FLAG_DAMNED);
2555
2556	(async {	2674	(async {
2557	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2558	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2559	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2560		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2561	1;	2698	1
2562	}) {	2699	}) {
2563	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2564	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2565	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2566	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2567		2704
2568	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2596	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2597	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2598		2735
2599	=cut	2736	=cut
2600		2737
		2738	# non-persistent channels (usually the info channel)
2601	our %CHANNEL = (	2739	our %CHANNEL = (
2602	"c/identify" => {	2740	"c/identify" => {
2603	id => "identify",	2741	id => "infobox",
2604	title => "Identify",	2742	title => "Identify",
2605	reply => undef,	2743	reply => undef,
2606	tooltip => "Items recently identified",	2744	tooltip => "Items recently identified",
2607	},	2745	},
2608	"c/examine" => {	2746	"c/examine" => {
2609	id => "examine",	2747	id => "infobox",
2610	title => "Examine",	2748	title => "Examine",
2611	reply => undef,	2749	reply => undef,
2612	tooltip => "Signs and other items you examined",	2750	tooltip => "Signs and other items you examined",
2613	},	2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
		2758	"c/lookat" => {
		2759	id => "infobox",
		2760	title => "Look",
		2761	reply => undef,
		2762	tooltip => "What you saw there",
		2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/skills" => {
		2777	id => "infobox",
		2778	title => "Skills",
		2779	reply => undef,
		2780	tooltip => "Shows your experience per skill and item power",
		2781	},
		2782	"c/uptime" => {
		2783	id => "infobox",
		2784	title => "Uptime",
		2785	reply => undef,
		2786	tooltip => "How long the server has been running since last restart",
		2787	},
		2788	"c/mapinfo" => {
		2789	id => "infobox",
		2790	title => "Map Info",
		2791	reply => undef,
		2792	tooltip => "Information related to the maps",
		2793	},
		2794	"c/party" => {
		2795	id => "party",
		2796	title => "Party",
		2797	reply => "gsay ",
		2798	tooltip => "Messages and chat related to your party",
		2799	},
2614	);	2800	);
2615		2801
2616	sub cf::client::send_msg {	2802	sub cf::client::send_msg {
2617	my ($self, $channel, $msg, $color, @extra) = @_;	2803	my ($self, $channel, $msg, $color, @extra) = @_;
2618		2804
2619	$msg = $self->pl->expand_cfpod ($msg);	2805	$msg = $self->pl->expand_cfpod ($msg)
		2806	unless $color & cf::NDI_VERBATIM;
2620		2807
2621	$color &= cf::NDI_CLIENT_MASK; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2622		2809
2623	# check predefined channels, for the benefit of C	2810	# check predefined channels, for the benefit of C
2624	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
2625		2813
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816
		2817	$channel = $channel->{id};
		2818
2626	if (ref $channel) {	2819	} elsif (ref $channel) {
2627	# send meta info to client, if not yet sent	2820	# send meta info to client, if not yet sent
2628	unless (exists $self->{channel}{$channel->{id}}) {	2821	unless (exists $self->{channel}{$channel->{id}}) {
2629	$self->{channel}{$channel->{id}} = $channel;	2822	$self->{channel}{$channel->{id}} = $channel;
2630	$self->ext_msg (channel_info => $channel)	2823	$self->ext_msg (channel_info => $channel)
2631	if $self->can_msg;	2824	if $self->can_msg;
…		…
2639	if ($self->can_msg) {	2832	if ($self->can_msg) {
2640	# default colour, mask it out	2833	# default colour, mask it out
2641	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2642	if $color & cf::NDI_DEF;	2835	if $color & cf::NDI_DEF;
2643		2836
2644	$self->send_packet ("msg " . $self->{json_coder}->encode (	2837	my $pkt = "msg "
		2838	. $self->{json_coder}->encode (
2645	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2839	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2840	);
		2841
		2842	# try lzf for large packets
		2843	$pkt = "lzf " . Compress::LZF::compress $pkt
		2844	if 1024 <= length $pkt and $self->{can_lzf};
		2845
		2846	# split very large packets
		2847	if (8192 < length $pkt and $self->{can_lzf}) {
		2848	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2849	$pkt = "frag";
		2850	}
		2851
		2852	$self->send_packet ($pkt);
2646	} else {	2853	} else {
2647	if ($color >= 0) {	2854	if ($color >= 0) {
2648	# replace some tags by gcfclient-compatible ones	2855	# replace some tags by gcfclient-compatible ones
2649	for ($msg) {	2856	for ($msg) {
2650	1 while	2857	1 while
…		…
2848	=pod	3055	=pod
2849		3056
2850	The following functions and methods are available within a safe environment:	3057	The following functions and methods are available within a safe environment:
2851		3058
2852	cf::object	3059	cf::object
2853	contr pay_amount pay_player map x y force_find force_add	3060	contr pay_amount pay_player map x y force_find force_add destroy
2854	insert remove name archname title slaying race decrease_ob_nr	3061	insert remove name archname title slaying race decrease split
2855		3062
2856	cf::object::player	3063	cf::object::player
2857	player	3064	player
2858		3065
2859	cf::player	3066	cf::player
…		…
2864		3071
2865	=cut	3072	=cut
2866		3073
2867	for (	3074	for (
2868	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2869	insert remove inv name archname title slaying race	3076	insert remove inv nrof name archname title slaying race
2870	decrease_ob_nr)],	3077	decrease split destroy change_exp)],
2871	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2872	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful)],
2873	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2874	) {	3081	) {
2875	no strict 'refs';	3082	no strict 'refs';
…		…
2980	{	3187	{
2981	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
2982		3189
2983	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
2984	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
2985	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
2986	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
2987	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2988	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2989		3197
2990	cf::cede_to_tick;	3198	cf::cede_to_tick;
2991	}	3199	}
2992		3200
2993	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2994	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
2995	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
2996	or next;	3205	or next;
		3206
2997	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
2998	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
2999	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
3000	} else {	3210	} else {
3001	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
3019	{	3229	{
3020	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
3021	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
3022	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
3023		3233
3024	my $soundconf = delete $res->{"res/sound.conf"};
3025
3026	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
		3235	if (defined $info->{type}) {
3027	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
3028	my $data;	3237	my $data;
3029		3238
3030	if ($info->{type} & 1) {	3239	if ($info->{type} & 1) {
3031	# prepend meta info	3240	# prepend meta info
3032		3241
3033	my $meta = $enc->encode ({	3242	my $meta = $enc->encode ({
3034	name => $name,	3243	name => $name,
3035	%{ $info->{meta} || {} },	3244	%{ $info->{meta} || {} },
3036	});	3245	});
3037		3246
3038	$data = pack "(w/a*)*", $meta, $info->{data};	3247	$data = pack "(w/a*)*", $meta, $info->{data};
		3248	} else {
		3249	$data = $info->{data};
		3250	}
		3251
		3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3253	cf::face::set_type $idx, $info->{type};
3039	} else {	3254	} else {
3040	$data = $info->{data};	3255	$RESOURCE{$name} = $info;
3041	}	3256	}
3042		3257
3043	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
3044	cf::face::set_type $idx, $info->{type};
3045
3046	cf::cede_to_tick;	3258	cf::cede_to_tick;
3047	}	3259	}
3048
3049	if ($soundconf) {
3050	$soundconf = $enc->decode (delete $soundconf->{data});
3051
3052	for (0 .. SOUND_CAST_SPELL_0 - 1) {
3053	my $sound = $soundconf->{compat}[$_]
3054	or next;
3055
3056	my $face = cf::face::find "sound/$sound->[1]";
3057	cf::sound::set $sound->[0] => $face;
3058	cf::sound::old_sound_index $_, $face; # gcfclient-compat
3059	}
3060
3061	while (my ($k, $v) = each %{$soundconf->{event}}) {
3062	my $face = cf::face::find "sound/$v";
3063	cf::sound::set $k => $face;
3064	}
3065	}
3066	}	3260	}
		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
3067		3263
3068	1	3264	1
3069	}	3265	}
		3266
		3267	cf::global->attach (on_resource_update => sub {
		3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3270
		3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3272	my $sound = $soundconf->{compat}[$_]
		3273	or next;
		3274
		3275	my $face = cf::face::find "sound/$sound->[1]";
		3276	cf::sound::set $sound->[0] => $face;
		3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3278	}
		3279
		3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3281	my $face = cf::face::find "sound/$v";
		3282	cf::sound::set $k => $face;
		3283	}
		3284	}
		3285	});
3070		3286
3071	register_exticmd fx_want => sub {	3287	register_exticmd fx_want => sub {
3072	my ($ns, $want) = @_;	3288	my ($ns, $want) = @_;
3073		3289
3074	while (my ($k, $v) = each %$want) {	3290	while (my ($k, $v) = each %$want) {
3075	$ns->fx_want ($k, $v);	3291	$ns->fx_want ($k, $v);
3076	}	3292	}
3077	};	3293	};
		3294
		3295	sub load_resource_file($) {
		3296	my $guard = lock_acquire "load_resource_file";
		3297
		3298	my $status = load_resource_file_ $_[0];
		3299	get_slot 0.1, 100;
		3300	cf::arch::commit_load;
		3301
		3302	$status
		3303	}
3078		3304
3079	sub reload_regions {	3305	sub reload_regions {
3080	# HACK to clear player env face cache, we need some signal framework	3306	# HACK to clear player env face cache, we need some signal framework
3081	# for this (global event?)	3307	# for this (global event?)
3082	%ext::player_env::MUSIC_FACE_CACHE = ();	3308	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3096	}	3322	}
3097		3323
3098	sub reload_archetypes {	3324	sub reload_archetypes {
3099	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
3100	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
3101	#d# NEED to laod twice to resolve forward references
3102	# this really needs to be done in an extra post-pass
3103	# (which needs to be synchronous, so solve it differently)
3104	load_resource_file "$DATADIR/archetypes"
3105	or die "unable to load archetypes\n";
3106	}	3327	}
3107		3328
3108	sub reload_treasures {	3329	sub reload_treasures {
3109	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
3110	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
3111	}	3332	}
3112		3333
3113	sub reload_resources {	3334	sub reload_resources {
3114	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
3115		3336
		3337	reload_facedata;
		3338	reload_archetypes;
3116	reload_regions;	3339	reload_regions;
3117	reload_facedata;
3118	#reload_archetypes;#d#
3119	reload_archetypes;
3120	reload_treasures;	3340	reload_treasures;
3121		3341
3122	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
3123	}	3343	}
3124		3344
3125	sub init {	3345	sub init {
		3346	my $guard = freeze_mainloop;
		3347
		3348	evthread_start IO::AIO::poll_fileno;
		3349
3126	reload_resources;	3350	reload_resources;
3127	}	3351	}
3128		3352
3129	sub reload_config {	3353	sub reload_config {
3130	open my $fh, "<:utf8", "$CONFDIR/config"	3354	open my $fh, "<:utf8", "$CONFDIR/config"
3131	or return;	3355	or return;
3132		3356
3133	local $/;	3357	local $/;
3134	*CFG = YAML::Syck::Load <$fh>;	3358	*CFG = YAML::Load <$fh>;
3135		3359
3136	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3137		3361
3138	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3139	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3145	};	3369	};
3146	warn $@ if $@;	3370	warn $@ if $@;
3147	}	3371	}
3148	}	3372	}
3149		3373
		3374	sub pidfile() {
		3375	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3376	or die "$PIDFILE: $!";
		3377	flock $fh, &Fcntl::LOCK_EX
		3378	or die "$PIDFILE: flock: $!";
		3379	$fh
		3380	}
		3381
		3382	# make sure only one server instance is running at any one time
		3383	sub atomic {
		3384	my $fh = pidfile;
		3385
		3386	my $pid = <$fh>;
		3387	kill 9, $pid if $pid > 0;
		3388
		3389	seek $fh, 0, 0;
		3390	print $fh $$;
		3391	}
		3392
3150	sub main {	3393	sub main {
		3394	atomic;
		3395
3151	# we must not ever block the main coroutine	3396	# we must not ever block the main coroutine
3152	local $Coro::idle = sub {	3397	local $Coro::idle = sub {
3153	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3398	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3154	(async {	3399	(async {
3155	Event::one_event;	3400	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3401	EV::loop EV::LOOP_ONESHOT;
3156	})->prio (Coro::PRIO_MAX);	3402	})->prio (Coro::PRIO_MAX);
3157	};	3403	};
3158		3404
		3405	{
		3406	my $guard = freeze_mainloop;
3159	reload_config;	3407	reload_config;
3160	db_init;	3408	db_init;
3161	load_extensions;	3409	load_extensions;
3162		3410
3163	$TICK_WATCHER->start;	3411	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3412	}
		3413
		3414	utime time, time, $RUNTIMEFILE;
		3415
		3416	# no (long-running) fork's whatsoever before this point(!)
		3417	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3418
3164	Event::loop;	3419	EV::loop;
3165	}	3420	}
3166		3421
3167	#############################################################################	3422	#############################################################################
3168	# initialisation and cleanup	3423	# initialisation and cleanup
3169		3424
3170	# install some emergency cleanup handlers	3425	# install some emergency cleanup handlers
3171	BEGIN {	3426	BEGIN {
		3427	our %SIGWATCHER = ();
3172	for my $signal (qw(INT HUP TERM)) {	3428	for my $signal (qw(INT HUP TERM)) {
3173	Event->signal (	3429	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3174	reentrant => 0,
3175	data => WF_AUTOCANCEL,
3176	signal => $signal,
3177	prio => 0,
3178	cb => sub {
3179	cf::cleanup "SIG$signal";	3430	cf::cleanup "SIG$signal";
3180	},
3181	);	3431	};
3182	}	3432	}
3183	}	3433	}
3184		3434
3185	sub write_runtime {	3435	sub write_runtime_sync {
3186	my $runtime = "$LOCALDIR/runtime";
3187
3188	# first touch the runtime file to show we are still running:	3436	# first touch the runtime file to show we are still running:
3189	# the fsync below can take a very very long time.	3437	# the fsync below can take a very very long time.
3190		3438
3191	IO::AIO::aio_utime $runtime, undef, undef;	3439	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3192		3440
3193	my $guard = cf::lock_acquire "write_runtime";	3441	my $guard = cf::lock_acquire "write_runtime";
3194		3442
3195	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3443	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3196	or return;	3444	or return;
3197		3445
3198	my $value = $cf::RUNTIME + 90 + 10;	3446	my $value = $cf::RUNTIME + 90 + 10;
3199	# 10 is the runtime save interval, for a monotonic clock	3447	# 10 is the runtime save interval, for a monotonic clock
3200	# 60 allows for the watchdog to kill the server.	3448	# 60 allows for the watchdog to kill the server.
…		…
3210	aio_utime $fh, undef, undef;	3458	aio_utime $fh, undef, undef;
3211		3459
3212	close $fh	3460	close $fh
3213	or return;	3461	or return;
3214		3462
3215	aio_rename "$runtime~", $runtime	3463	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3216	and return;	3464	and return;
3217		3465
3218	warn "runtime file written.\n";	3466	warn "runtime file written.\n";
3219		3467
3220	1	3468	1
		3469	}
		3470
		3471	our $uuid_lock;
		3472	our $uuid_skip;
		3473
		3474	sub write_uuid_sync($) {
		3475	$uuid_skip ||= $_[0];
		3476
		3477	return if $uuid_lock;
		3478	local $uuid_lock = 1;
		3479
		3480	my $uuid = "$LOCALDIR/uuid";
		3481
		3482	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3483	or return;
		3484
		3485	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3486	$uuid_skip = 0;
		3487
		3488	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3489	and return;
		3490
		3491	# always fsync - this file is important
		3492	aio_fsync $fh
		3493	and return;
		3494
		3495	close $fh
		3496	or return;
		3497
		3498	aio_rename "$uuid~", $uuid
		3499	and return;
		3500
		3501	warn "uuid file written ($value).\n";
		3502
		3503	1
		3504
		3505	}
		3506
		3507	sub write_uuid($$) {
		3508	my ($skip, $sync) = @_;
		3509
		3510	$sync ? write_uuid_sync $skip
		3511	: async { write_uuid_sync $skip };
3221	}	3512	}
3222		3513
3223	sub emergency_save() {	3514	sub emergency_save() {
3224	my $freeze_guard = cf::freeze_mainloop;	3515	my $freeze_guard = cf::freeze_mainloop;
3225		3516
…		…
3231	# and maps saved/destroyed asynchronously.	3522	# and maps saved/destroyed asynchronously.
3232	warn "begin emergency player save\n";	3523	warn "begin emergency player save\n";
3233	for my $login (keys %cf::PLAYER) {	3524	for my $login (keys %cf::PLAYER) {
3234	my $pl = $cf::PLAYER{$login} or next;	3525	my $pl = $cf::PLAYER{$login} or next;
3235	$pl->valid or next;	3526	$pl->valid or next;
		3527	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3236	$pl->save;	3528	$pl->save;
3237	}	3529	}
3238	warn "end emergency player save\n";	3530	warn "end emergency player save\n";
3239		3531
3240	warn "begin emergency map save\n";	3532	warn "begin emergency map save\n";
…		…
3246	warn "end emergency map save\n";	3538	warn "end emergency map save\n";
3247		3539
3248	warn "begin emergency database checkpoint\n";	3540	warn "begin emergency database checkpoint\n";
3249	BDB::db_env_txn_checkpoint $DB_ENV;	3541	BDB::db_env_txn_checkpoint $DB_ENV;
3250	warn "end emergency database checkpoint\n";	3542	warn "end emergency database checkpoint\n";
		3543
		3544	warn "begin write uuid\n";
		3545	write_uuid_sync 1;
		3546	warn "end write uuid\n";
3251	};	3547	};
3252		3548
3253	warn "leave emergency perl save\n";	3549	warn "leave emergency perl save\n";
3254	}	3550	}
3255		3551
3256	sub post_cleanup {	3552	sub post_cleanup {
3257	my ($make_core) = @_;	3553	my ($make_core) = @_;
3258		3554
3259	warn Carp::longmess "post_cleanup backtrace"	3555	warn Carp::longmess "post_cleanup backtrace"
3260	if $make_core;	3556	if $make_core;
		3557
		3558	my $fh = pidfile;
		3559	unlink $PIDFILE if <$fh> == $$;
3261	}	3560	}
		3561
		3562	# a safer delete_package, copied from Symbol
		3563	sub clear_package($) {
		3564	my $pkg = shift;
		3565
		3566	# expand to full symbol table name if needed
		3567	unless ($pkg =~ /^main::.*::$/) {
		3568	$pkg = "main$pkg" if $pkg =~ /^::/;
		3569	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3570	$pkg .= '::' unless $pkg =~ /::$/;
		3571	}
		3572
		3573	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3574	my $stem_symtab = *{$stem}{HASH};
		3575
		3576	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3577	or return;
		3578
		3579	# clear all symbols
		3580	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3581	for my $name (keys %$leaf_symtab) {
		3582	_gv_clear *{"$pkg$name"};
		3583	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3584	}
		3585	warn "cleared package #$pkg\n";#d#
		3586	}
		3587
		3588	our $RELOAD; # how many times to reload
3262		3589
3263	sub do_reload_perl() {	3590	sub do_reload_perl() {
3264	# can/must only be called in main	3591	# can/must only be called in main
3265	if ($Coro::current != $Coro::main) {	3592	if ($Coro::current != $Coro::main) {
3266	warn "can only reload from main coroutine";	3593	warn "can only reload from main coroutine";
3267	return;	3594	return;
3268	}	3595	}
3269		3596
		3597	return if $RELOAD++;
		3598
		3599	while ($RELOAD) {
3270	warn "reloading...";	3600	warn "reloading...";
3271		3601
3272	warn "entering sync_job";	3602	warn "entering sync_job";
3273		3603
3274	cf::sync_job {	3604	cf::sync_job {
3275	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3276	cf::emergency_save;	3606	cf::emergency_save;
3277	cf::write_runtime; # external watchdog should not bark	3607	cf::write_runtime_sync; # external watchdog should not bark
3278		3608
3279	warn "syncing database to disk";	3609	warn "syncing database to disk";
3280	BDB::db_env_txn_checkpoint $DB_ENV;	3610	BDB::db_env_txn_checkpoint $DB_ENV;
3281		3611
3282	# if anything goes wrong in here, we should simply crash as we already saved	3612	# if anything goes wrong in here, we should simply crash as we already saved
3283		3613
3284	warn "cancelling all WF_AUTOCANCEL watchers";
3285	for (Event::all_watchers) {
3286	$_->cancel if $_->data & WF_AUTOCANCEL;
3287	}
3288
3289	warn "flushing outstanding aio requests";	3614	warn "flushing outstanding aio requests";
3290	for (;;) {
3291	BDB::flush;
3292	IO::AIO::flush;
3293	Coro::cede;
3294	last unless IO::AIO::nreqs || BDB::nreqs;	3615	while (IO::AIO::nreqs || BDB::nreqs) {
3295	warn "iterate...";	3616	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3296	}
3297
3298	++$RELOAD;
3299
3300	warn "cancelling all extension coros";
3301	$_->cancel for values %EXT_CORO;
3302	%EXT_CORO = ();
3303
3304	warn "removing commands";
3305	%COMMAND = ();
3306
3307	warn "removing ext/exti commands";
3308	%EXTCMD = ();
3309	%EXTICMD = ();
3310
3311	warn "unloading/nuking all extensions";
3312	for my $pkg (@EXTS) {
3313	warn "... unloading $pkg";
3314
3315	if (my $cb = $pkg->can ("unload")) {
3316	eval {
3317	$cb->($pkg);
3318	1
3319	} or warn "$pkg unloaded, but with errors: $@";
3320	}	3617	}
3321		3618
3322	warn "... nuking $pkg";	3619	warn "cancelling all extension coros";
3323	Symbol::delete_package $pkg;	3620	$_->cancel for values %EXT_CORO;
3324	}	3621	%EXT_CORO = ();
3325		3622
3326	warn "unloading all perl modules loaded from $LIBDIR";	3623	warn "removing commands";
3327	while (my ($k, $v) = each %INC) {	3624	%COMMAND = ();
3328	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3329		3625
		3626	warn "removing ext/exti commands";
		3627	%EXTCMD = ();
		3628	%EXTICMD = ();
		3629
		3630	warn "unloading/nuking all extensions";
		3631	for my $pkg (@EXTS) {
3330	warn "... unloading $k";	3632	warn "... unloading $pkg";
3331	delete $INC{$k};
3332		3633
3333	$k =~ s/\.pm$//;
3334	$k =~ s/\//::/g;
3335
3336	if (my $cb = $k->can ("unload_module")) {	3634	if (my $cb = $pkg->can ("unload")) {
		3635	eval {
3337	$cb->();	3636	$cb->($pkg);
		3637	1
		3638	} or warn "$pkg unloaded, but with errors: $@";
		3639	}
		3640
		3641	warn "... clearing $pkg";
		3642	clear_package $pkg;
3338	}	3643	}
3339		3644
3340	Symbol::delete_package $k;	3645	warn "unloading all perl modules loaded from $LIBDIR";
		3646	while (my ($k, $v) = each %INC) {
		3647	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3648
		3649	warn "... unloading $k";
		3650	delete $INC{$k};
		3651
		3652	$k =~ s/\.pm$//;
		3653	$k =~ s/\//::/g;
		3654
		3655	if (my $cb = $k->can ("unload_module")) {
		3656	$cb->();
		3657	}
		3658
		3659	clear_package $k;
3341	}	3660	}
3342		3661
3343	warn "getting rid of safe::, as good as possible";	3662	warn "getting rid of safe::, as good as possible";
3344	Symbol::delete_package "safe::$_"	3663	clear_package "safe::$_"
3345	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3664	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3346		3665
3347	warn "unloading cf.pm \"a bit\"";	3666	warn "unloading cf.pm \"a bit\"";
3348	delete $INC{"cf.pm"};	3667	delete $INC{"cf.pm"};
3349	delete $INC{"cf/pod.pm"};	3668	delete $INC{"cf/pod.pm"};
3350		3669
3351	# don't, removes xs symbols, too,	3670	# don't, removes xs symbols, too,
3352	# and global variables created in xs	3671	# and global variables created in xs
3353	#Symbol::delete_package __PACKAGE__;	3672	#clear_package __PACKAGE__;
3354		3673
3355	warn "unload completed, starting to reload now";	3674	warn "unload completed, starting to reload now";
3356		3675
3357	warn "reloading cf.pm";	3676	warn "reloading cf.pm";
3358	require cf;	3677	require cf;
3359	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3678	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3360		3679
3361	warn "loading config and database again";	3680	warn "loading config and database again";
3362	cf::reload_config;	3681	cf::reload_config;
3363		3682
3364	warn "loading extensions";	3683	warn "loading extensions";
3365	cf::load_extensions;	3684	cf::load_extensions;
3366		3685
3367	warn "reattaching attachments to objects/players";	3686	warn "reattaching attachments to objects/players";
3368	_global_reattach; # objects, sockets	3687	_global_reattach; # objects, sockets
3369	warn "reattaching attachments to maps";	3688	warn "reattaching attachments to maps";
3370	reattach $_ for values %MAP;	3689	reattach $_ for values %MAP;
3371	warn "reattaching attachments to players";	3690	warn "reattaching attachments to players";
3372	reattach $_ for values %PLAYER;	3691	reattach $_ for values %PLAYER;
3373		3692
3374	warn "leaving sync_job";	3693	warn "leaving sync_job";
3375		3694
3376	1	3695	1
3377	} or do {	3696	} or do {
3378	warn $@;	3697	warn $@;
3379	warn "error while reloading, exiting.";	3698	cf::cleanup "error while reloading, exiting.";
3380	exit 1;
3381	};	3699	};
3382		3700
3383	warn "reloaded";	3701	warn "reloaded";
		3702	--$RELOAD;
		3703	}
3384	};	3704	};
3385		3705
3386	our $RELOAD_WATCHER; # used only during reload	3706	our $RELOAD_WATCHER; # used only during reload
3387		3707
3388	sub reload_perl() {	3708	sub reload_perl() {
3389	# doing reload synchronously and two reloads happen back-to-back,	3709	# doing reload synchronously and two reloads happen back-to-back,
3390	# coro crashes during coro_state_free->destroy here.	3710	# coro crashes during coro_state_free->destroy here.
3391		3711
3392	$RELOAD_WATCHER ||= Event->timer (	3712	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3393	reentrant => 0,
3394	after => 0,
3395	data => WF_AUTOCANCEL,
3396	cb => sub {
3397	do_reload_perl;	3713	do_reload_perl;
3398	undef $RELOAD_WATCHER;	3714	undef $RELOAD_WATCHER;
3399	},
3400	);	3715	};
3401	}	3716	}
3402		3717
3403	register_command "reload" => sub {	3718	register_command "reload" => sub {
3404	my ($who, $arg) = @_;	3719	my ($who, $arg) = @_;
3405		3720
3406	if ($who->flag (FLAG_WIZ)) {	3721	if ($who->flag (FLAG_WIZ)) {
3407	$who->message ("reloading server.");	3722	$who->message ("reloading server.");
		3723	async {
		3724	$Coro::current->{desc} = "perl_reload";
3408	async { reload_perl };	3725	reload_perl;
		3726	};
3409	}	3727	}
3410	};	3728	};
3411		3729
3412	unshift @INC, $LIBDIR;	3730	unshift @INC, $LIBDIR;
3413		3731
…		…
3415		3733
3416	our @WAIT_FOR_TICK;	3734	our @WAIT_FOR_TICK;
3417	our @WAIT_FOR_TICK_BEGIN;	3735	our @WAIT_FOR_TICK_BEGIN;
3418		3736
3419	sub wait_for_tick {	3737	sub wait_for_tick {
3420	return unless $TICK_WATCHER->is_active;
3421	return if $Coro::current == $Coro::main;	3738	return if tick_inhibit || $Coro::current == $Coro::main;
3422		3739
3423	my $signal = new Coro::Signal;	3740	my $signal = new Coro::Signal;
3424	push @WAIT_FOR_TICK, $signal;	3741	push @WAIT_FOR_TICK, $signal;
3425	$signal->wait;	3742	$signal->wait;
3426	}	3743	}
3427		3744
3428	sub wait_for_tick_begin {	3745	sub wait_for_tick_begin {
3429	return unless $TICK_WATCHER->is_active;
3430	return if $Coro::current == $Coro::main;	3746	return if tick_inhibit || $Coro::current == $Coro::main;
3431		3747
3432	my $signal = new Coro::Signal;	3748	my $signal = new Coro::Signal;
3433	push @WAIT_FOR_TICK_BEGIN, $signal;	3749	push @WAIT_FOR_TICK_BEGIN, $signal;
3434	$signal->wait;	3750	$signal->wait;
3435	}	3751	}
3436		3752
3437	my $min = 1e6;#d#	3753	sub tick {
3438	my $avg = 10;
3439	$TICK_WATCHER = Event->timer (
3440	reentrant => 0,
3441	parked => 1,
3442	prio => 0,
3443	at => $NEXT_TICK || $TICK,
3444	data => WF_AUTOCANCEL,
3445	cb => sub {
3446	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
3447	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3755	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3448	unless ++$bug_warning > 10;	3756	unless ++$bug_warning > 10;
3449	return;	3757	return;
3450	}	3758	}
3451		3759
3452	$NOW = $tick_start = Event::time;
3453
3454	cf::server_tick; # one server iteration	3760	cf::server_tick; # one server iteration
3455		3761
3456	0 && sync_job {#d#	3762	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3457	for(1..10) {	3763	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3458	my $t = Event::time;	3764	Coro::async_pool {
3459	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3765	$Coro::current->{desc} = "runtime saver";
3460	or die;	3766	write_runtime_sync
3461		3767	or warn "ERROR: unable to write runtime file: $!";
3462	$map->width (50);
3463	$map->height (50);
3464	$map->alloc;
3465	$map->_load_objects ("/tmp/x.map", 1); #TODO: does not work
3466	my $t = Event::time - $t;
3467
3468	#next unless $t < 0.0013;#d#
3469	if ($t < $min) {
3470	$min = $t;
3471	}
3472	$avg = $avg * 0.99 + $t * 0.01;
3473	}
3474	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3475	exit 0;
3476	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3477	};	3768	};
		3769	}
3478		3770
3479	$RUNTIME += $TICK;
3480	$NEXT_TICK += $TICK;
3481
3482	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3483	$NEXT_RUNTIME_WRITE = $NOW + 10;
3484	Coro::async_pool {
3485	write_runtime
3486	or warn "ERROR: unable to write runtime file: $!";
3487	};
3488	}
3489
3490	# my $AFTER = Event::time;
3491	# warn $AFTER - $NOW;#d#
3492
3493	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3771	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3494	$sig->send;	3772	$sig->send;
3495	}	3773	}
3496	while (my $sig = shift @WAIT_FOR_TICK) {	3774	while (my $sig = shift @WAIT_FOR_TICK) {
3497	$sig->send;	3775	$sig->send;
3498	}	3776	}
3499		3777
3500	$NOW = Event::time;	3778	$LOAD = ($NOW - $TICK_START) / $TICK;
3501
3502	# if we are delayed by four ticks or more, skip them all
3503	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3504
3505	$TICK_WATCHER->at ($NEXT_TICK);
3506	$TICK_WATCHER->start;
3507
3508	$LOAD = ($NOW - $tick_start) / $TICK;
3509	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3779	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3510		3780
3511	_post_tick;	3781	if (0) {
3512		3782	if ($NEXT_TICK) {
3513		3783	my $jitter = $TICK_START - $NEXT_TICK;
		3784	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3785	warn "jitter $JITTER\n";#d#
		3786	}
3514	},	3787	}
3515	);	3788	}
3516		3789
3517	{	3790	{
3518	BDB::max_poll_time $TICK * 0.1;	3791	# configure BDB
3519	$BDB_POLL_WATCHER = Event->io (	3792
3520	reentrant => 0,
3521	fd => BDB::poll_fileno,
3522	poll => 'r',
3523	prio => 0,
3524	data => WF_AUTOCANCEL,
3525	cb => \&BDB::poll_cb,
3526	);
3527	BDB::min_parallel 8;	3793	BDB::min_parallel 8;
3528		3794	BDB::max_poll_reqs $TICK * 0.1;
3529	BDB::set_sync_prepare {	3795	$AnyEvent::BDB::WATCHER->priority (1);
3530	my $status;
3531	my $current = $Coro::current;
3532	(
3533	sub {
3534	$status = $!;
3535	$current->ready; undef $current;
3536	},
3537	sub {
3538	Coro::schedule while defined $current;
3539	$! = $status;
3540	},
3541	)
3542	};
3543		3796
3544	unless ($DB_ENV) {	3797	unless ($DB_ENV) {
3545	$DB_ENV = BDB::db_env_create;	3798	$DB_ENV = BDB::db_env_create;
		3799	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3800	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3801	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3802	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3803	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3546		3804
3547	cf::sync_job {	3805	cf::sync_job {
3548	eval {	3806	eval {
3549	BDB::db_env_open	3807	BDB::db_env_open
3550	$DB_ENV,	3808	$DB_ENV,
…		…
3552	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3810	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3553	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3811	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3554	0666;	3812	0666;
3555		3813
3556	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3814	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3557
3558	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3559	$DB_ENV->set_lk_detect;
3560	};	3815	};
3561		3816
3562	cf::cleanup "db_env_open(db): $@" if $@;	3817	cf::cleanup "db_env_open(db): $@" if $@;
3563	};	3818	};
3564	}	3819	}
		3820
		3821	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3822	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3823	};
		3824	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3825	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3826	};
		3827	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3828	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3829	};
3565	}	3830	}
3566		3831
3567	{	3832	{
		3833	# configure IO::AIO
		3834
3568	IO::AIO::min_parallel 8;	3835	IO::AIO::min_parallel 8;
3569
3570	undef $Coro::AIO::WATCHER;
3571	IO::AIO::max_poll_time $TICK * 0.1;	3836	IO::AIO::max_poll_time $TICK * 0.1;
3572	$AIO_POLL_WATCHER = Event->io (	3837	undef $AnyEvent::AIO::WATCHER;
3573	reentrant => 0,
3574	data => WF_AUTOCANCEL,
3575	fd => IO::AIO::poll_fileno,
3576	poll => 'r',
3577	prio => 6,
3578	cb => \&IO::AIO::poll_cb,
3579	);
3580	}	3838	}
3581		3839
3582	my $_log_backtrace;	3840	my $_log_backtrace;
3583		3841
3584	sub _log_backtrace {	3842	sub _log_backtrace {
…		…
3587	$msg =~ s/\n//;	3845	$msg =~ s/\n//;
3588		3846
3589	# limit the # of concurrent backtraces	3847	# limit the # of concurrent backtraces
3590	if ($_log_backtrace < 2) {	3848	if ($_log_backtrace < 2) {
3591	++$_log_backtrace;	3849	++$_log_backtrace;
		3850	my $perl_bt = Carp::longmess $msg;
3592	async {	3851	async {
		3852	$Coro::current->{desc} = "abt $msg";
		3853
3593	my @bt = fork_call {	3854	my @bt = fork_call {
3594	@addr = map { sprintf "%x", $_ } @addr;	3855	@addr = map { sprintf "%x", $_ } @addr;
3595	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3856	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3596	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3857	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3597	or die "addr2line: $!";	3858	or die "addr2line: $!";
…		…
3605	}	3866	}
3606		3867
3607	@funcs	3868	@funcs
3608	};	3869	};
3609		3870
3610	LOG llevInfo, "[ABT] $msg\n";	3871	LOG llevInfo, "[ABT] $perl_bt\n";
		3872	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3611	LOG llevInfo, "[ABT] $_\n" for @bt;	3873	LOG llevInfo, "[ABT] $_\n" for @bt;
3612	--$_log_backtrace;	3874	--$_log_backtrace;
3613	};	3875	};
3614	} else {	3876	} else {
3615	LOG llevInfo, "[ABT] $msg\n";	3877	LOG llevInfo, "[ABT] $msg\n";

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