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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.354 by root, Sun Sep 2 12:26:54 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; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
95		124
96	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		127
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
102		132
103	binmode STDOUT;	133	binmode STDOUT;
104	binmode STDERR;	134	binmode STDERR;
105		135
106	# read virtual server time, if available	136	# read virtual server time, if available
107	unless ($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 $string
267		311
268	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
269		313
…		…
285	Return true if the lock is currently active, i.e. somebody has locked it.	329	Return true if the lock is currently active, i.e. somebody has locked it.
286		330
287	=cut	331	=cut
288		332
289	our %LOCK;	333	our %LOCK;
		334	our %LOCKER;#d#
290		335
291	sub lock_wait($) {	336	sub lock_wait($) {
292	my ($key) = @_;	337	my ($key) = @_;
		338
		339	if ($LOCKER{$key} == $Coro::current) {#d#
		340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		341	return;#d#
		342	}#d#
293		343
294	# wait for lock, if any	344	# wait for lock, if any
295	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
296	push @{ $LOCK{$key} }, $Coro::current;	346	push @{ $LOCK{$key} }, $Coro::current;
297	Coro::schedule;	347	Coro::schedule;
…		…
303		353
304	# wait, to be sure we are not locked	354	# wait, to be sure we are not locked
305	lock_wait $key;	355	lock_wait $key;
306		356
307	$LOCK{$key} = [];	357	$LOCK{$key} = [];
		358	$LOCKER{$key} = $Coro::current;#d#
308		359
309	Coro::guard {	360	Coro::guard {
		361	delete $LOCKER{$key};#d#
310	# wake up all waiters, to be on the safe side	362	# wake up all waiters, to be on the safe side
311	$_->ready for @{ delete $LOCK{$key} };	363	$_->ready for @{ delete $LOCK{$key} };
312	}	364	}
313	}	365	}
314		366
…		…
317		369
318	! ! $LOCK{$key}	370	! ! $LOCK{$key}
319	}	371	}
320		372
321	sub freeze_mainloop {	373	sub freeze_mainloop {
322	return unless $TICK_WATCHER->is_active;	374	tick_inhibit_inc;
323		375
324	my $guard = Coro::guard {	376	Coro::guard \&tick_inhibit_dec;
325	$TICK_WATCHER->start;	377	}
326	};	378
327	$TICK_WATCHER->stop;	379	=item cf::periodic $interval, $cb
328	$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($$) {
		387	my ($interval, $cb) = @_;
		388
		389	my $start = rand List::Util::min 180, $interval;
		390
		391	EV::periodic $start, $interval, 0, $cb
329	}	392	}
330		393
331	=item cf::get_slot $time[, $priority[, $name]]	394	=item cf::get_slot $time[, $priority[, $name]]
332		395
333	Allocate $time seconds of blocking CPU time at priority C<$priority>:	396	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
344	our @SLOT_QUEUE;	407	our @SLOT_QUEUE;
345	our $SLOT_QUEUE;	408	our $SLOT_QUEUE;
346		409
347	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
348	$SLOT_QUEUE = Coro::async {	411	$SLOT_QUEUE = Coro::async {
		412	$Coro::current->desc ("timeslot manager");
		413
349	my $signal = new Coro::Signal;	414	my $signal = new Coro::Signal;
350		415
351	while () {	416	while () {
352	next_job:	417	next_job:
353	my $avail = cf::till_tick;	418	my $avail = cf::till_tick;
…		…
361	}	426	}
362	}	427	}
363	}	428	}
364		429
365	if (@SLOT_QUEUE) {	430	if (@SLOT_QUEUE) {
366	# we do not use wait_For_tick() as it returns immediately when tick is inactive	431	# we do not use wait_for_tick() as it returns immediately when tick is inactive
367	push @cf::WAIT_FOR_TICK, $signal;	432	push @cf::WAIT_FOR_TICK, $signal;
368	$signal->wait;	433	$signal->wait;
369	} else {	434	} else {
370	Coro::schedule;	435	Coro::schedule;
371	}	436	}
372	}	437	}
373	};	438	};
374		439
375	sub get_slot($;$$) {	440	sub get_slot($;$$) {
		441	return if tick_inhibit || $Coro::current == $Coro::main;
		442
376	my ($time, $pri, $name) = @_;	443	my ($time, $pri, $name) = @_;
377		444
378	$time = $TICK * .6 if $time > $TICK * .6;	445	$time = $TICK * .6 if $time > $TICK * .6;
379	my $sig = new Coro::Signal;	446	my $sig = new Coro::Signal;
380		447
…		…
394		461
395	BEGIN { *async = \&Coro::async_pool }	462	BEGIN { *async = \&Coro::async_pool }
396		463
397	=item cf::sync_job { BLOCK }	464	=item cf::sync_job { BLOCK }
398		465
399	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	466	The design of Deliantra requires that the main coroutine ($Coro::main)
400	is always able to handle events or runnable, as Crossfire TRT is only	467	is always able to handle events or runnable, as Deliantra is only
401	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	468	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
402	acceptable.	469	acceptable.
403		470
404	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
405	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
…		…
410		477
411	sub sync_job(&) {	478	sub sync_job(&) {
412	my ($job) = @_;	479	my ($job) = @_;
413		480
414	if ($Coro::current == $Coro::main) {	481	if ($Coro::current == $Coro::main) {
415	my $time = Event::time;	482	my $time = EV::time;
416		483
417	# this is the main coro, too bad, we have to block	484	# this is the main coro, too bad, we have to block
418	# till the operation succeeds, freezing the server :/	485	# till the operation succeeds, freezing the server :/
419		486
420	# TODO: use suspend/resume instead	487	LOG llevError, Carp::longmess "sync job";#d#
421	# (but this is cancel-safe)	488
422	my $freeze_guard = freeze_mainloop;	489	my $freeze_guard = freeze_mainloop;
423		490
424	my $busy = 1;	491	my $busy = 1;
425	my @res;	492	my @res;
426		493
427	(async {	494	(async {
		495	$Coro::current->desc ("sync job coro");
428	@res = eval { $job->() };	496	@res = eval { $job->() };
429	warn $@ if $@;	497	warn $@ if $@;
430	undef $busy;	498	undef $busy;
431	})->prio (Coro::PRIO_MAX);	499	})->prio (Coro::PRIO_MAX);
432		500
433	while ($busy) {	501	while ($busy) {
434	Coro::cede or Event::one_event;	502	if (Coro::nready) {
		503	Coro::cede_notself;
		504	} else {
		505	EV::loop EV::LOOP_ONESHOT;
435	}	506	}
		507	}
436		508
437	$time = Event::time - $time;	509	my $time = EV::time - $time;
438		510
439	LOG llevError | logBacktrace, Carp::longmess "long sync job"
440	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
441
442	$tick_start += $time; # do not account sync jobs to server load	511	$TICK_START += $time; # do not account sync jobs to server load
443		512
444	wantarray ? @res : $res[0]	513	wantarray ? @res : $res[0]
445	} else {	514	} else {
446	# we are in another coroutine, how wonderful, everything just works	515	# we are in another coroutine, how wonderful, everything just works
447		516
…		…
472	=item fork_call { }, $args	541	=item fork_call { }, $args
473		542
474	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
475	process, returning the results. Everything must be serialisable with	544	process, returning the results. Everything must be serialisable with
476	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
477	never block itself or use any form of Event handling.	546	never block itself or use any form of event handling.
478		547
479	=cut	548	=cut
480		549
481	sub fork_call(&@) {	550	sub fork_call(&@) {
482	my ($cb, @args) = @_;	551	my ($cb, @args) = @_;
483		552
484	# we seemingly have to make a local copy of the whole thing,	553	# we seemingly have to make a local copy of the whole thing,
485	# otherwise perl prematurely frees the stuff :/	554	# otherwise perl prematurely frees the stuff :/
486	# TODO: investigate and fix (liekly this will be rather laborious)	555	# TODO: investigate and fix (likely this will be rather laborious)
487		556
488	my @res = Coro::Util::fork_eval {	557	my @res = Coro::Util::fork_eval {
489	reset_signals;	558	reset_signals;
490	&$cb	559	&$cb
491	}, @args;	560	}, @args;
492		561
493	wantarray ? @res : $res[-1]	562	wantarray ? @res : $res[-1]
494	}	563	}
495		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
496	=item $value = cf::db_get $family => $key	592	=item $value = cf::db_get $family => $key
497		593
498	Returns a single value from the environment database.	594	Returns a single value from the environment database.
499		595
500	=item cf::db_put $family => $key => $value	596	=item cf::db_put $family => $key => $value
501		597
502	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
503	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).
504		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
505	=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	}
506		624
507	our $DB;	625	our $DB;
508		626
509	sub db_init {	627	sub db_init {
510	unless ($DB) {
511	$DB = BDB::db_create $DB_ENV;
512
513	cf::sync_job {	628	cf::sync_job {
514	eval {	629	$DB ||= db_table "db";
515	$DB->set_flags (BDB::CHKSUM);
516
517	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
518	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
519	cf::cleanup "db_open(db): $!" if $!;
520	};
521	cf::cleanup "db_open(db): $@" if $@;
522	};
523	}	630	};
524	}	631	}
525		632
526	sub db_get($$) {	633	sub db_get($$) {
527	my $key = "$_[0]/$_[1]";	634	my $key = "$_[0]/$_[1]";
528		635
…		…
626		733
627	#############################################################################	734	#############################################################################
628		735
629	=head2 ATTACHABLE OBJECTS	736	=head2 ATTACHABLE OBJECTS
630		737
631	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
632	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")
633	to it. All such attachable objects support the following methods.	740	to it. All such attachable objects support the following methods.
634		741
635	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>
636	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
637	Crossfire TRT).	744	Deliantra).
638		745
639	=over 4	746	=over 4
640		747
641	=item $attachable->attach ($attachment, key => $value...)	748	=item $attachable->attach ($attachment, key => $value...)
642		749
…		…
686	=item cf::CLASS::attachment $name, ...	793	=item cf::CLASS::attachment $name, ...
687		794
688	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
689	given CLASS can refer to this attachment.	796	given CLASS can refer to this attachment.
690		797
691	Some classes such as crossfire maps and objects can specify attachments	798	Some classes such as deliantra maps and objects can specify attachments
692	that are attached at load/instantiate time, thus the need for a name.	799	that are attached at load/instantiate time, thus the need for a name.
693		800
694	These calls expect any number of the following handler/hook descriptions:	801	These calls expect any number of the following handler/hook descriptions:
695		802
696	=over 4	803	=over 4
…		…
924	}	1031	}
925		1032
926	0	1033	0
927	}	1034	}
928		1035
929	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
930		1037
931	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
932		1039
933	Generate an object-specific event with the given arguments.	1040	Generate an object-specific event with the given arguments.
934		1041
…		…
940		1047
941	=cut	1048	=cut
942		1049
943	#############################################################################	1050	#############################################################################
944	# object support	1051	# object support
945	#
946		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#
947	sub _can_merge {	1086	sub _can_merge {
948	my ($ob1, $ob2) = @_;	1087	my ($ob1, $ob2) = @_;
949		1088
950	local $Storable::canonical = 1;	1089	++$SLOW_MERGES;#d#
951	my $fob1 = Storable::freeze $ob1;
952	my $fob2 = Storable::freeze $ob2;
953		1090
954	$fob1 eq $fob2	1091	# we do the slow way here
		1092	return _object_equal $ob1, $ob2
955	}	1093	}
956		1094
957	sub reattach {	1095	sub reattach {
958	# basically do the same as instantiate, without calling instantiate	1096	# basically do the same as instantiate, without calling instantiate
959	my ($obj) = @_;	1097	my ($obj) = @_;
960		1098
		1099	# no longer needed after getting rid of delete_package?
961	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
962		1101
963	my $registry = $obj->registry;	1102	my $registry = $obj->registry;
964		1103
965	@$registry = ();	1104	@$registry = ();
966		1105
…		…
981	cf::attachable->attach (	1120	cf::attachable->attach (
982	prio => -1000000,	1121	prio => -1000000,
983	on_instantiate => sub {	1122	on_instantiate => sub {
984	my ($obj, $data) = @_;	1123	my ($obj, $data) = @_;
985		1124
986	$data = from_json $data;	1125	$data = decode_json $data;
987		1126
988	for (@$data) {	1127	for (@$data) {
989	my ($name, $args) = @$_;	1128	my ($name, $args) = @$_;
990		1129
991	$obj->attach ($name, %{$args || {} });	1130	$obj->attach ($name, %{$args || {} });
…		…
1007	sub object_freezer_save {	1146	sub object_freezer_save {
1008	my ($filename, $rdata, $objs) = @_;	1147	my ($filename, $rdata, $objs) = @_;
1009		1148
1010	sync_job {	1149	sync_job {
1011	if (length $$rdata) {	1150	if (length $$rdata) {
		1151	utf8::decode (my $decname = $filename);
1012	warn sprintf "saving %s (%d,%d)\n",	1152	warn sprintf "saving %s (%d,%d)\n",
1013	$filename, length $$rdata, scalar @$objs;	1153	$decname, length $$rdata, scalar @$objs;
1014		1154
1015	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1016	chmod SAVE_MODE, $fh;	1156	aio_chmod $fh, SAVE_MODE;
1017	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1018	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
1019	close $fh;	1159	aio_close $fh;
1020		1160
1021	if (@$objs) {	1161	if (@$objs) {
1022	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) {
1023	chmod SAVE_MODE, $fh;	1163	aio_chmod $fh, SAVE_MODE;
1024	my $data = Storable::nfreeze { version => 1, objs => $objs };	1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1025	aio_write $fh, 0, (length $data), $data, 0;	1165	aio_write $fh, 0, (length $data), $data, 0;
1026	aio_fsync $fh if $cf::USE_FSYNC;	1166	aio_fsync $fh if $cf::USE_FSYNC;
1027	close $fh;	1167	aio_close $fh;
1028	aio_rename "$filename.pst~", "$filename.pst";	1168	aio_rename "$filename.pst~", "$filename.pst";
1029	}	1169	}
1030	} else {	1170	} else {
1031	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
1032	}	1172	}
…		…
1037	}	1177	}
1038	} else {	1178	} else {
1039	aio_unlink $filename;	1179	aio_unlink $filename;
1040	aio_unlink "$filename.pst";	1180	aio_unlink "$filename.pst";
1041	}	1181	}
1042	}	1182	};
1043	}	1183	}
1044		1184
1045	sub object_freezer_as_string {	1185	sub object_freezer_as_string {
1046	my ($rdata, $objs) = @_;	1186	my ($rdata, $objs) = @_;
1047		1187
…		…
1059	or return;	1199	or return;
1060		1200
1061	unless (aio_stat "$filename.pst") {	1201	unless (aio_stat "$filename.pst") {
1062	(aio_load "$filename.pst", $av) >= 0	1202	(aio_load "$filename.pst", $av) >= 0
1063	or return;	1203	or return;
		1204
1064	$av = eval { (Storable::thaw $av)->{objs} };	1205	my $st = eval { Coro::Storable::thaw $av };
		1206	$av = $st->{objs};
1065	}	1207	}
1066		1208
		1209	utf8::decode (my $decname = $filename);
1067	warn sprintf "loading %s (%d)\n",	1210	warn sprintf "loading %s (%d,%d)\n",
1068	$filename, length $data, scalar @{$av || []};	1211	$decname, length $data, scalar @{$av || []};
		1212
1069	return ($data, $av);	1213	($data, $av)
1070	}	1214	}
1071		1215
1072	=head2 COMMAND CALLBACKS	1216	=head2 COMMAND CALLBACKS
1073		1217
1074	=over 4	1218	=over 4
…		…
1197		1341
1198	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1199	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1200		1344
1201	$ext{source} =	1345	$ext{source} =
1202	"package $pkg; use strict; use utf8;\n"	1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1203	. "#line 1 \"$path\"\n{\n"	1347	. "#line 1 \"$path\"\n{\n"
1204	. $source	1348	. $source
1205	. "\n};\n1";	1349	. "\n};\n1";
1206		1350
1207	$todo{$base} = \%ext;	1351	$todo{$base} = \%ext;
…		…
1223	my $msg = $@ ? "$v->{path}: $@\n"	1367	my $msg = $@ ? "$v->{path}: $@\n"
1224	: "$v->{base}: extension inactive.\n";	1368	: "$v->{base}: extension inactive.\n";
1225		1369
1226	if (exists $v->{meta}{mandatory}) {	1370	if (exists $v->{meta}{mandatory}) {
1227	warn $msg;	1371	warn $msg;
1228	warn "mandatory extension failed to load, exiting.\n";	1372	cf::cleanup "mandatory extension failed to load, exiting.";
1229	exit 1;
1230	}	1373	}
1231		1374
1232	warn $msg;	1375	warn $msg;
1233	}	1376	}
1234		1377
…		…
1248		1391
1249	=back	1392	=back
1250		1393
1251	=head2 CORE EXTENSIONS	1394	=head2 CORE EXTENSIONS
1252		1395
1253	Functions and methods that extend core crossfire objects.	1396	Functions and methods that extend core deliantra objects.
1254		1397
1255	=cut	1398	=cut
1256		1399
1257	package cf::player;	1400	package cf::player;
1258		1401
1259	use Coro::AIO;	1402	use Coro::AIO;
1260		1403
1261	=head3 cf::player	1404	=head3 cf::player
1262		1405
1263	=over 4	1406	=over 4
		1407
		1408	=item cf::player::num_playing
		1409
		1410	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1411
		1412	=cut
		1413
		1414	sub num_playing {
		1415	scalar grep
		1416	$_->ob->map
		1417	&& !$_->hidden
		1418	&& !$_->ob->flag (cf::FLAG_WIZ),
		1419	cf::player::list
		1420	}
1264		1421
1265	=item cf::player::find $login	1422	=item cf::player::find $login
1266		1423
1267	Returns the given player object, loading it if necessary (might block).	1424	Returns the given player object, loading it if necessary (might block).
1268		1425
…		…
1304	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1461	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1305	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1462	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1306	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1463	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1307	aio_unlink +(playerdir $login) . "/$login.pl";	1464	aio_unlink +(playerdir $login) . "/$login.pl";
1308		1465
1309	my $pl = load_pl path $login	1466	my $f = new_from_file cf::object::thawer path $login
1310	or return;	1467	or return;
		1468
		1469	my $pl = cf::player::load_pl $f
		1470	or return;
		1471
		1472	local $cf::PLAYER_LOADING{$login} = $pl;
		1473	$f->resolve_delayed_derefs;
1311	$cf::PLAYER{$login} = $pl	1474	$cf::PLAYER{$login} = $pl
1312	}	1475	}
1313	}	1476	}
1314	}	1477	}
1315		1478
…		…
1323		1486
1324	return if $pl->{deny_save};	1487	return if $pl->{deny_save};
1325		1488
1326	aio_mkdir playerdir $pl, 0770;	1489	aio_mkdir playerdir $pl, 0770;
1327	$pl->{last_save} = $cf::RUNTIME;	1490	$pl->{last_save} = $cf::RUNTIME;
		1491
		1492	cf::get_slot 0.01;
1328		1493
1329	$pl->save_pl ($path);	1494	$pl->save_pl ($path);
1330	cf::cede_to_tick;	1495	cf::cede_to_tick;
1331	}	1496	}
1332		1497
…		…
1364	my ($pl) = @_;	1529	my ($pl) = @_;
1365		1530
1366	my $name = $pl->ob->name;	1531	my $name = $pl->ob->name;
1367		1532
1368	$pl->{deny_save} = 1;	1533	$pl->{deny_save} = 1;
1369	$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
1370		1535
1371	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1372	$pl->deactivate;	1537	$pl->deactivate;
		1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1539	$pl->ob->check_score;
1373	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1374	$pl->ns->destroy if $pl->ns;	1541	$pl->ns->destroy if $pl->ns;
1375		1542
1376	my $path = playerdir $pl;	1543	my $path = playerdir $pl;
1377	my $temp = "$path~$cf::RUNTIME~deleting~";	1544	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1416		1583
1417	for my $login (@$dirs) {	1584	for my $login (@$dirs) {
1418	my $path = path $login;	1585	my $path = path $login;
1419		1586
1420	# a .pst is a dead give-away for a valid player	1587	# a .pst is a dead give-away for a valid player
1421	unless (-e "$path.pst") {	1588	# if no pst file found, open and chekc for blocked users
		1589	if (aio_stat "$path.pst") {
1422	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;	1590	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1423	aio_read $fh, 0, 512, my $buf, 0 or next;	1591	aio_read $fh, 0, 512, my $buf, 0 or next;
1424	$buf !~ /^password -------------$/m or next; # official not-valid tag	1592	$buf !~ /^password -------------$/m or next; # official not-valid tag
1425	}	1593	}
1426		1594
…		…
1457	}	1625	}
1458		1626
1459	\@paths	1627	\@paths
1460	}	1628	}
1461		1629
1462	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1463		1631
1464	Expand crossfire pod fragments into protocol xml.	1632	Expand deliantra pod fragments into protocol xml.
1465
1466	=cut
1467
1468	sub expand_cfpod {
1469	((my $self), (local $_)) = @_;
1470
1471	# escape & and <
1472	s/&/&amp;/g;
1473	s/(?<![BIUGHT])</&lt;/g;
1474
1475	# this is buggy, it needs to properly take care of nested <'s
1476
1477	1 while
1478	# replace B<>, I<>, U<> etc.
1479	s/B<([^\>]*)>/<b>$1<\/b>/
1480	|| s/I<([^\>]*)>/<i>$1<\/i>/
1481	|| s/U<([^\>]*)>/<u>$1<\/u>/
1482	|| s/T<([^\>]*)>/<big><b>$1<\/b><\/big>/
1483	# replace G<male|female> tags
1484	|| s{G<([^>|]*)\|([^>]*)>}{
1485	$self->gender ? $2 : $1
1486	}ge
1487	# replace H<hint text>
1488	|| s{H<([^\>]*)>}
1489	{
1490	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1491	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1492	"")
1493	[$self->{hintmode}]
1494	}ge;
1495
1496	# create single paragraphs (very hackish)
1497	s/(?<=\S)\n(?=\w)/ /g;
1498
1499	# compress some whitespace
1500	s/\s+\n/\n/g; # ws line-ends
1501	s/\n\n+/\n/g; # double lines
1502	s/^\n+//; # beginning lines
1503	s/\n+$//; # ending lines
1504
1505	$_
1506	}
1507
1508	sub hintmode {
1509	$_[0]{hintmode} = $_[1] if @_ > 1;
1510	$_[0]{hintmode}
1511	}
1512		1633
1513	=item $player->ext_reply ($msgid, @msg)	1634	=item $player->ext_reply ($msgid, @msg)
1514		1635
1515	Sends an ext reply to the player.	1636	Sends an ext reply to the player.
1516		1637
…		…
1583	our $MAX_RESET = 3600;	1704	our $MAX_RESET = 3600;
1584	our $DEFAULT_RESET = 3000;	1705	our $DEFAULT_RESET = 3000;
1585		1706
1586	sub generate_random_map {	1707	sub generate_random_map {
1587	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
1588	# mit "rum" bekleckern, nicht	1712	# mit "rum" bekleckern, nicht
1589	$self->_create_random_map (	1713	$self->_create_random_map (
1590	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1591	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1592	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1714		1838
1715	# the temporary/swap location	1839	# the temporary/swap location
1716	sub save_path {	1840	sub save_path {
1717	my ($self) = @_;	1841	my ($self) = @_;
1718		1842
1719	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1720	"$TMPDIR/$path.map"	1844	"$TMPDIR/$path.map"
1721	}	1845	}
1722		1846
1723	# the unique path, undef == no special unique path	1847	# the unique path, undef == no special unique path
1724	sub uniq_path {	1848	sub uniq_path {
1725	my ($self) = @_;	1849	my ($self) = @_;
1726		1850
1727	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1728	"$UNIQUEDIR/$path"	1852	"$UNIQUEDIR/$path"
1729	}	1853	}
1730		1854
1731	# and all this just because we cannot iterate over	1855	# and all this just because we cannot iterate over
1732	# all maps in C++...	1856	# all maps in C++...
…		…
1755		1879
1756	sub load_header_from($) {	1880	sub load_header_from($) {
1757	my ($self, $path) = @_;	1881	my ($self, $path) = @_;
1758		1882
1759	utf8::encode $path;	1883	utf8::encode $path;
1760	#aio_open $path, O_RDONLY, 0	1884	my $f = new_from_file cf::object::thawer $path
1761	# or return;
1762
1763	$self->_load_header ($path)
1764	or return;	1885	or return;
		1886
		1887	$self->_load_header ($f)
		1888	or return;
		1889
		1890	local $MAP_LOADING{$self->{path}} = $self;
		1891	$f->resolve_delayed_derefs;
1765		1892
1766	$self->{load_path} = $path;	1893	$self->{load_path} = $path;
1767		1894
1768	1	1895	1
1769	}	1896	}
…		…
1823	sub find {	1950	sub find {
1824	my ($path, $origin) = @_;	1951	my ($path, $origin) = @_;
1825		1952
1826	$path = normalise $path, $origin && $origin->path;	1953	$path = normalise $path, $origin && $origin->path;
1827		1954
		1955	cf::lock_wait "map_data:$path";#d#remove
1828	cf::lock_wait "map_find:$path";	1956	cf::lock_wait "map_find:$path";
1829		1957
1830	$cf::MAP{$path} || do {	1958	$cf::MAP{$path} || do {
		1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1831	my $guard = cf::lock_acquire "map_find:$path";	1960	my $guard2 = cf::lock_acquire "map_find:$path";
		1961
1832	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1833	or return;	1963	or return;
1834		1964
1835	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1836		1966
…		…
1838	or return;	1968	or return;
1839		1969
1840	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1841	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1842	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
		1974	undef $guard1;
1843	$map->reset;	1975	$map->reset;
1844	undef $guard;
1845	return find $path;	1976	return find $path;
1846	}	1977	}
1847		1978
1848	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
1849	}	1980	}
…		…
1858	local $self->{deny_reset} = 1; # loading can take a long time	1989	local $self->{deny_reset} = 1; # loading can take a long time
1859		1990
1860	my $path = $self->{path};	1991	my $path = $self->{path};
1861		1992
1862	{	1993	{
1863	my $guard1 = cf::lock_acquire "map_data:$path";	1994	my $guard = cf::lock_acquire "map_data:$path";
1864	my $guard2 = cf::lock_acquire "map_load:$path";
1865		1995
		1996	return unless $self->valid;
1866	return if $self->in_memory != cf::MAP_SWAPPED;	1997	return unless $self->in_memory == cf::MAP_SWAPPED;
1867		1998
1868	$self->in_memory (cf::MAP_LOADING);	1999	$self->in_memory (cf::MAP_LOADING);
1869		2000
1870	$self->alloc;	2001	$self->alloc;
1871		2002
1872	$self->pre_load;	2003	$self->pre_load;
1873	cf::cede_to_tick;	2004	cf::cede_to_tick;
1874		2005
		2006	my $f = new_from_file cf::object::thawer $self->{load_path};
		2007	$f->skip_block;
1875	$self->_load_objects ($self->{load_path}, 1)	2008	$self->_load_objects ($f)
1876	or return;	2009	or return;
1877		2010
1878	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1879	if delete $self->{load_original};	2012	if delete $self->{load_original};
1880		2013
1881	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1882	utf8::encode $uniq;	2015	utf8::encode $uniq;
1883	if (aio_open $uniq, O_RDONLY, 0) {	2016	unless (aio_stat $uniq) {
		2017	if (my $f = new_from_file cf::object::thawer $uniq) {
1884	$self->clear_unique_items;	2018	$self->clear_unique_items;
1885	$self->_load_objects ($uniq, 0);	2019	$self->_load_objects ($f);
		2020	$f->resolve_delayed_derefs;
		2021	}
1886	}	2022	}
1887	}	2023	}
		2024
		2025	$f->resolve_delayed_derefs;
1888		2026
1889	cf::cede_to_tick;	2027	cf::cede_to_tick;
1890	# now do the right thing for maps	2028	# now do the right thing for maps
1891	$self->link_multipart_objects;	2029	$self->link_multipart_objects;
1892	$self->difficulty ($self->estimate_difficulty)	2030	$self->difficulty ($self->estimate_difficulty)
…		…
1904	}	2042	}
1905		2043
1906	$self->{last_save} = $cf::RUNTIME;	2044	$self->{last_save} = $cf::RUNTIME;
1907	$self->last_access ($cf::RUNTIME);	2045	$self->last_access ($cf::RUNTIME);
1908		2046
1909	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1910	}	2048	}
1911		2049
1912	$self->post_load;	2050	$self->post_load;
1913	}	2051	}
1914		2052
…		…
1972	my ($path, $origin, $load) = @_;	2110	my ($path, $origin, $load) = @_;
1973		2111
1974	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
1975		2113
1976	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
1977	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1978	}	2116	}
1979		2117
1980	$MAP_PREFETCH{$path} |= $load;	2118	$MAP_PREFETCH{$path} |= $load;
1981		2119
1982	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
1983	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
1984	while (my ($k, $v) = each %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $k) {	2125	if (my $map = find $k) {
1986	$map->load if $v;	2126	$map->load if $v;
1987	}	2127	}
…		…
2013	return if $self->{deny_save};	2153	return if $self->{deny_save};
2014		2154
2015	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
2016		2156
2017	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2019	};	2160	};
		2161
		2162	cf::get_slot 0.02;
2020		2163
2021	if ($uniq) {	2164	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2167	} else {
…		…
2033	$self->save;	2176	$self->save;
2034		2177
2035	my $lock = cf::lock_acquire "map_data:$self->{path}";	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2179
2037	return if $self->players;	2180	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2039	return if $self->{deny_save};	2182	return if $self->{deny_save};
2040		2183
		2184	$self->in_memory (cf::MAP_SWAPPED);
		2185
		2186	$self->deactivate;
		2187	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2188	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2189	}
2044		2190
2045	sub reset_at {	2191	sub reset_at {
2046	my ($self) = @_;	2192	my ($self) = @_;
2047		2193
…		…
2079	if $uniq;	2225	if $uniq;
2080	}	2226	}
2081		2227
2082	delete $cf::MAP{$self->path};	2228	delete $cf::MAP{$self->path};
2083		2229
		2230	$self->deactivate;
		2231	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2232	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2233
2088	$self->unlink_save;	2234	$self->unlink_save;
2089	$self->destroy;	2235	$self->destroy;
2090	}	2236	}
2091		2237
…		…
2158		2304
2159	sub unique_maps() {	2305	sub unique_maps() {
2160	[	2306	[
2161	map {	2307	map {
2162	utf8::decode $_;	2308	utf8::decode $_;
2163	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2164	? normalise $_	2312	: normalise $_
2165	: ()
2166	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2167	]	2314	]
2168	}	2315	}
2169		2316
2170	package cf;
2171
2172	=back	2317	=back
2173		2318
2174	=head3 cf::object	2319	=head3 cf::object
2175		2320
2176	=cut	2321	=cut
…		…
2179		2324
2180	=over 4	2325	=over 4
2181		2326
2182	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2183		2328
2184	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.
2185		2331
2186	=cut	2332	=cut
2187		2333
2188	sub inv_recursive_;	2334	sub inv_recursive_;
2189	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2192		2338
2193	sub inv_recursive {	2339	sub inv_recursive {
2194	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2195	}	2341	}
2196		2342
		2343	=item $ref = $ob->ref
		2344
		2345	Creates and returns a persistent reference to an object that can be stored as a string.
		2346
		2347	=item $ob = cf::object::deref ($refstring)
		2348
		2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2350	even if the object actually exists. May block.
		2351
		2352	=cut
		2353
		2354	sub deref {
		2355	my ($ref) = @_;
		2356
		2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2358	my ($uuid, $name) = ($1, $2);
		2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2360	or return;
		2361	$pl->ob->uuid eq $uuid
		2362	or return;
		2363
		2364	$pl->ob
		2365	} else {
		2366	warn "$ref: cannot resolve object reference\n";
		2367	undef
		2368	}
		2369	}
		2370
2197	package cf;	2371	package cf;
2198		2372
2199	=back	2373	=back
2200		2374
2201	=head3 cf::object::player	2375	=head3 cf::object::player
…		…
2207	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2381	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2208	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2209	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2210		2384
2211	=cut	2385	=cut
		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	};
2212		2400
2213	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2214	# with dialog boxes.	2402	# with dialog boxes.
2215	#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
2216	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
…		…
2228	my $dialog = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2229	$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));
2230		2418
2231	} else {	2419	} else {
2232	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2233	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2234	}	2422	}
2235	}	2423	}
2236	}	2424	}
2237		2425
2238	=item $object->send_msg ($channel, $msg, $color, [extra...])	2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2263		2451
2264	=item $player_object->enter_link	2452	=item $player_object->enter_link
2265		2453
2266	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}>).
2267		2455
2268	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.
2269	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.
2270		2460
2271	Will never block.	2461	Will never block.
2272		2462
2273	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2274		2464
…		…
2332		2522
2333	$map->load;	2523	$map->load;
2334	$map->load_neighbours;	2524	$map->load_neighbours;
2335		2525
2336	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2337	$self->activate_recursive;	2528	$self->activate_recursive;
2338		2529
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2341	}	2532	}
…		…
2346	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2539	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2540	be called at the end of this process.
2350		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
2351	=cut	2545	=cut
2352		2546
2353	our $GOTOGEN;	2547	our $GOTOGEN;
2354		2548
2355	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2554
2361	$self->enter_link;	2555	$self->enter_link;
2362		2556
2363	(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
2364	my $map = eval {	2579	my $map = eval {
2365	my $map = cf::map::find $path;	2580	my $map = defined $path ? cf::map::find $path : undef;
2366		2581
2367	if ($map) {	2582	if ($map) {
2368	$map = $map->customise_for ($self);	2583	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2584	$map = $check->($map) if $check && $map;
2370	} else {	2585	} else {
2371	$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);
2372	}	2587	}
2373		2588
2374	$map	2589	$map
2375	};	2590	};
2376		2591
…		…
2412	}	2627	}
2413		2628
2414	sub prepare_random_map {	2629	sub prepare_random_map {
2415	my ($exit) = @_;	2630	my ($exit) = @_;
2416		2631
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2634	# that depends on the exit object
2422		2635
2423	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2638	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2430	}	2645	}
2431		2646
2432	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2433		2648
2434	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2437		2652
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2655	undef $fh;
2441	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2442		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2445	}	2664	}
2446	}	2665	}
2447		2666
2448	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2450		2669
2451	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2452		2671
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2672	$self->enter_link;
2465		2673
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2674	(async {
2471	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2472	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
2473	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2474		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
2475	1;	2698	1
2476	}) {	2699	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "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. "
2479	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2704
2482	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2510	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
2511	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2512		2735
2513	=cut	2736	=cut
2514		2737
		2738	# non-persistent channels (usually the info channel)
2515	our %CHANNEL = (	2739	our %CHANNEL = (
2516	"c/identify" => {	2740	"c/identify" => {
2517	id => "identify",	2741	id => "infobox",
2518	title => "Identify",	2742	title => "Identify",
2519	reply => undef,	2743	reply => undef,
2520	tooltip => "Items recently identified",	2744	tooltip => "Items recently identified",
2521	},	2745	},
2522	"c/examine" => {	2746	"c/examine" => {
2523	id => "examine",	2747	id => "infobox",
2524	title => "Examine",	2748	title => "Examine",
2525	reply => undef,	2749	reply => undef,
2526	tooltip => "Signs and other items you examined",	2750	tooltip => "Signs and other items you examined",
2527	},	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	},
2528	);	2800	);
2529		2801
2530	sub cf::client::send_msg {	2802	sub cf::client::send_msg {
2531	my ($self, $channel, $msg, $color, @extra) = @_;	2803	my ($self, $channel, $msg, $color, @extra) = @_;
2532		2804
2533	$msg = $self->pl->expand_cfpod ($msg);	2805	$msg = $self->pl->expand_cfpod ($msg)
		2806	unless $color & cf::NDI_VERBATIM;
2534		2807
2535	$color &= cf::NDI_CLIENT_MASK; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2536		2809
2537	# check predefined channels, for the benefit of C	2810	# check predefined channels, for the benefit of C
2538	$channel = $CHANNEL{$channel} if $CHANNEL{$channel};	2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
2539		2813
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816
		2817	$channel = $channel->{id};
		2818
2540	if (ref $channel) {	2819	} elsif (ref $channel) {
2541	# send meta info to client, if not yet sent	2820	# send meta info to client, if not yet sent
2542	unless (exists $self->{channel}{$channel->{id}}) {	2821	unless (exists $self->{channel}{$channel->{id}}) {
2543	$self->{channel}{$channel->{id}} = $channel;	2822	$self->{channel}{$channel->{id}} = $channel;
2544	$self->ext_msg (channel_info => $channel)	2823	$self->ext_msg (channel_info => $channel)
2545	if $self->can_msg;	2824	if $self->can_msg;
…		…
2553	if ($self->can_msg) {	2832	if ($self->can_msg) {
2554	# default colour, mask it out	2833	# default colour, mask it out
2555	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2556	if $color & cf::NDI_DEF;	2835	if $color & cf::NDI_DEF;
2557		2836
2558	$self->send_packet ("msg " . $self->{json_coder}->encode (	2837	my $pkt = "msg "
		2838	. $self->{json_coder}->encode (
2559	[$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);
2560	} else {	2853	} else {
2561	if ($color >= 0) {	2854	if ($color >= 0) {
2562	# replace some tags by gcfclient-compatible ones	2855	# replace some tags by gcfclient-compatible ones
2563	for ($msg) {	2856	for ($msg) {
2564	1 while	2857	1 while
…		…
2762	=pod	3055	=pod
2763		3056
2764	The following functions and methods are available within a safe environment:	3057	The following functions and methods are available within a safe environment:
2765		3058
2766	cf::object	3059	cf::object
2767	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
2768	insert remove name archname title slaying race decrease_ob_nr	3061	insert remove name archname title slaying race decrease split
2769		3062
2770	cf::object::player	3063	cf::object::player
2771	player	3064	player
2772		3065
2773	cf::player	3066	cf::player
…		…
2778		3071
2779	=cut	3072	=cut
2780		3073
2781	for (	3074	for (
2782	["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
2783	insert remove inv name archname title slaying race	3076	insert remove inv nrof name archname title slaying race
2784	decrease_ob_nr)],	3077	decrease split destroy change_exp)],
2785	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2786	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful)],
2787	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2788	) {	3081	) {
2789	no strict 'refs';	3082	no strict 'refs';
…		…
2894	{	3187	{
2895	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
2896		3189
2897	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
2898	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
2899	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
2900	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
2901	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};
2902	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};
2903		3197
2904	cf::cede_to_tick;	3198	cf::cede_to_tick;
2905	}	3199	}
2906		3200
2907	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2908	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
2909	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
2910	or next;	3205	or next;
		3206
2911	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
2912	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
2913	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2914	} else {	3210	} else {
2915	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2933	{	3229	{
2934	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
2935	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
2936	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
2937		3233
2938	my $soundconf = delete $res->{"res/sound.conf"};
2939
2940	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
		3235	if (defined $info->{type}) {
2941	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2942	my $data;	3237	my $data;
2943		3238
2944	if ($info->{type} & 1) {	3239	if ($info->{type} & 1) {
2945	# prepend meta info	3240	# prepend meta info
2946		3241
2947	my $meta = $enc->encode ({	3242	my $meta = $enc->encode ({
2948	name => $name,	3243	name => $name,
2949	%{ $info->{meta} || {} },	3244	%{ $info->{meta} || {} },
2950	});	3245	});
2951		3246
2952	$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};
2953	} else {	3254	} else {
2954	$data = $info->{data};	3255	$RESOURCE{$name} = $info;
2955	}	3256	}
2956		3257
2957	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2958	cf::face::set_type $idx, $info->{type};
2959
2960	cf::cede_to_tick;	3258	cf::cede_to_tick;
2961	}	3259	}
2962
2963	if ($soundconf) {
2964	$soundconf = $enc->decode (delete $soundconf->{data});
2965
2966	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2967	my $sound = $soundconf->{compat}[$_]
2968	or next;
2969
2970	my $face = cf::face::find "sound/$sound->[1]";
2971	cf::sound::set $sound->[0] => $face;
2972	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2973	}
2974
2975	while (my ($k, $v) = each %{$soundconf->{event}}) {
2976	my $face = cf::face::find "sound/$v";
2977	cf::sound::set $k => $face;
2978	}
2979	}
2980	}	3260	}
		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2981		3263
2982	1	3264	1
2983	}	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	});
2984		3286
2985	register_exticmd fx_want => sub {	3287	register_exticmd fx_want => sub {
2986	my ($ns, $want) = @_;	3288	my ($ns, $want) = @_;
2987		3289
2988	while (my ($k, $v) = each %$want) {	3290	while (my ($k, $v) = each %$want) {
2989	$ns->fx_want ($k, $v);	3291	$ns->fx_want ($k, $v);
2990	}	3292	}
2991	};	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	}
2992		3304
2993	sub reload_regions {	3305	sub reload_regions {
2994	# 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
2995	# for this (global event?)	3307	# for this (global event?)
2996	%ext::player_env::MUSIC_FACE_CACHE = ();	3308	%ext::player_env::MUSIC_FACE_CACHE = ();
…		…
3010	}	3322	}
3011		3323
3012	sub reload_archetypes {	3324	sub reload_archetypes {
3013	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
3014	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
3015	#d# NEED to laod twice to resolve forward references
3016	# this really needs to be done in an extra post-pass
3017	# (which needs to be synchronous, so solve it differently)
3018	load_resource_file "$DATADIR/archetypes"
3019	or die "unable to load archetypes\n";
3020	}	3327	}
3021		3328
3022	sub reload_treasures {	3329	sub reload_treasures {
3023	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
3024	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
3025	}	3332	}
3026		3333
3027	sub reload_resources {	3334	sub reload_resources {
3028	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
3029		3336
		3337	reload_facedata;
		3338	reload_archetypes;
3030	reload_regions;	3339	reload_regions;
3031	reload_facedata;
3032	#reload_archetypes;#d#
3033	reload_archetypes;
3034	reload_treasures;	3340	reload_treasures;
3035		3341
3036	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
3037	}	3343	}
3038		3344
3039	sub init {	3345	sub init {
		3346	my $guard = freeze_mainloop;
		3347
		3348	evthread_start IO::AIO::poll_fileno;
		3349
3040	reload_resources;	3350	reload_resources;
3041	}	3351	}
3042		3352
3043	sub reload_config {	3353	sub reload_config {
3044	open my $fh, "<:utf8", "$CONFDIR/config"	3354	open my $fh, "<:utf8", "$CONFDIR/config"
3045	or return;	3355	or return;
3046		3356
3047	local $/;	3357	local $/;
3048	*CFG = YAML::Syck::Load <$fh>;	3358	*CFG = YAML::Load <$fh>;
3049		3359
3050	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3051		3361
3052	$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};
3053	$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};
…		…
3059	};	3369	};
3060	warn $@ if $@;	3370	warn $@ if $@;
3061	}	3371	}
3062	}	3372	}
3063		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
3064	sub main {	3393	sub main {
		3394	atomic;
		3395
3065	# we must not ever block the main coroutine	3396	# we must not ever block the main coroutine
3066	local $Coro::idle = sub {	3397	local $Coro::idle = sub {
3067	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#
3068	(async {	3399	(async {
3069	Event::one_event;	3400	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3401	EV::loop EV::LOOP_ONESHOT;
3070	})->prio (Coro::PRIO_MAX);	3402	})->prio (Coro::PRIO_MAX);
3071	};	3403	};
3072		3404
		3405	{
		3406	my $guard = freeze_mainloop;
3073	reload_config;	3407	reload_config;
3074	db_init;	3408	db_init;
3075	load_extensions;	3409	load_extensions;
3076		3410
3077	$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
3078	Event::loop;	3419	EV::loop;
3079	}	3420	}
3080		3421
3081	#############################################################################	3422	#############################################################################
3082	# initialisation and cleanup	3423	# initialisation and cleanup
3083		3424
3084	# install some emergency cleanup handlers	3425	# install some emergency cleanup handlers
3085	BEGIN {	3426	BEGIN {
		3427	our %SIGWATCHER = ();
3086	for my $signal (qw(INT HUP TERM)) {	3428	for my $signal (qw(INT HUP TERM)) {
3087	Event->signal (	3429	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3088	reentrant => 0,
3089	data => WF_AUTOCANCEL,
3090	signal => $signal,
3091	prio => 0,
3092	cb => sub {
3093	cf::cleanup "SIG$signal";	3430	cf::cleanup "SIG$signal";
3094	},
3095	);	3431	};
3096	}	3432	}
3097	}	3433	}
3098		3434
3099	sub write_runtime {	3435	sub write_runtime_sync {
3100	my $runtime = "$LOCALDIR/runtime";
3101
3102	# first touch the runtime file to show we are still running:	3436	# first touch the runtime file to show we are still running:
3103	# the fsync below can take a very very long time.	3437	# the fsync below can take a very very long time.
3104		3438
3105	IO::AIO::aio_utime $runtime, undef, undef;	3439	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3106		3440
3107	my $guard = cf::lock_acquire "write_runtime";	3441	my $guard = cf::lock_acquire "write_runtime";
3108		3442
3109	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3443	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3110	or return;	3444	or return;
3111		3445
3112	my $value = $cf::RUNTIME + 90 + 10;	3446	my $value = $cf::RUNTIME + 90 + 10;
3113	# 10 is the runtime save interval, for a monotonic clock	3447	# 10 is the runtime save interval, for a monotonic clock
3114	# 60 allows for the watchdog to kill the server.	3448	# 60 allows for the watchdog to kill the server.
…		…
3124	aio_utime $fh, undef, undef;	3458	aio_utime $fh, undef, undef;
3125		3459
3126	close $fh	3460	close $fh
3127	or return;	3461	or return;
3128		3462
3129	aio_rename "$runtime~", $runtime	3463	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3130	and return;	3464	and return;
3131		3465
3132	warn "runtime file written.\n";	3466	warn "runtime file written.\n";
3133		3467
3134	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($$) {
		3508	my ($skip, $sync) = @_;
		3509
		3510	$sync ? write_uuid_sync $skip
		3511	: async { write_uuid_sync $skip };
3135	}	3512	}
3136		3513
3137	sub emergency_save() {	3514	sub emergency_save() {
3138	my $freeze_guard = cf::freeze_mainloop;	3515	my $freeze_guard = cf::freeze_mainloop;
3139		3516
…		…
3145	# and maps saved/destroyed asynchronously.	3522	# and maps saved/destroyed asynchronously.
3146	warn "begin emergency player save\n";	3523	warn "begin emergency player save\n";
3147	for my $login (keys %cf::PLAYER) {	3524	for my $login (keys %cf::PLAYER) {
3148	my $pl = $cf::PLAYER{$login} or next;	3525	my $pl = $cf::PLAYER{$login} or next;
3149	$pl->valid or next;	3526	$pl->valid or next;
		3527	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3150	$pl->save;	3528	$pl->save;
3151	}	3529	}
3152	warn "end emergency player save\n";	3530	warn "end emergency player save\n";
3153		3531
3154	warn "begin emergency map save\n";	3532	warn "begin emergency map save\n";
…		…
3160	warn "end emergency map save\n";	3538	warn "end emergency map save\n";
3161		3539
3162	warn "begin emergency database checkpoint\n";	3540	warn "begin emergency database checkpoint\n";
3163	BDB::db_env_txn_checkpoint $DB_ENV;	3541	BDB::db_env_txn_checkpoint $DB_ENV;
3164	warn "end emergency database checkpoint\n";	3542	warn "end emergency database checkpoint\n";
		3543
		3544	warn "begin write uuid\n";
		3545	write_uuid_sync 1;
		3546	warn "end write uuid\n";
3165	};	3547	};
3166		3548
3167	warn "leave emergency perl save\n";	3549	warn "leave emergency perl save\n";
3168	}	3550	}
3169		3551
3170	sub post_cleanup {	3552	sub post_cleanup {
3171	my ($make_core) = @_;	3553	my ($make_core) = @_;
3172		3554
3173	warn Carp::longmess "post_cleanup backtrace"	3555	warn Carp::longmess "post_cleanup backtrace"
3174	if $make_core;	3556	if $make_core;
		3557
		3558	my $fh = pidfile;
		3559	unlink $PIDFILE if <$fh> == $$;
3175	}	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 $RELOAD; # how many times to reload
3176		3589
3177	sub do_reload_perl() {	3590	sub do_reload_perl() {
3178	# can/must only be called in main	3591	# can/must only be called in main
3179	if ($Coro::current != $Coro::main) {	3592	if ($Coro::current != $Coro::main) {
3180	warn "can only reload from main coroutine";	3593	warn "can only reload from main coroutine";
3181	return;	3594	return;
3182	}	3595	}
3183		3596
		3597	return if $RELOAD++;
		3598
		3599	while ($RELOAD) {
3184	warn "reloading...";	3600	warn "reloading...";
3185		3601
3186	warn "entering sync_job";	3602	warn "entering sync_job";
3187		3603
3188	cf::sync_job {	3604	cf::sync_job {
3189	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3190	cf::emergency_save;	3606	cf::emergency_save;
3191	cf::write_runtime; # external watchdog should not bark	3607	cf::write_runtime_sync; # external watchdog should not bark
3192		3608
3193	warn "syncing database to disk";	3609	warn "syncing database to disk";
3194	BDB::db_env_txn_checkpoint $DB_ENV;	3610	BDB::db_env_txn_checkpoint $DB_ENV;
3195		3611
3196	# 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
3197		3613
3198	warn "cancelling all WF_AUTOCANCEL watchers";
3199	for (Event::all_watchers) {
3200	$_->cancel if $_->data & WF_AUTOCANCEL;
3201	}
3202
3203	warn "flushing outstanding aio requests";	3614	warn "flushing outstanding aio requests";
3204	for (;;) {
3205	BDB::flush;
3206	IO::AIO::flush;
3207	Coro::cede;
3208	last unless IO::AIO::nreqs || BDB::nreqs;	3615	while (IO::AIO::nreqs || BDB::nreqs) {
3209	warn "iterate...";	3616	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3210	}
3211
3212	++$RELOAD;
3213
3214	warn "cancelling all extension coros";
3215	$_->cancel for values %EXT_CORO;
3216	%EXT_CORO = ();
3217
3218	warn "removing commands";
3219	%COMMAND = ();
3220
3221	warn "removing ext/exti commands";
3222	%EXTCMD = ();
3223	%EXTICMD = ();
3224
3225	warn "unloading/nuking all extensions";
3226	for my $pkg (@EXTS) {
3227	warn "... unloading $pkg";
3228
3229	if (my $cb = $pkg->can ("unload")) {
3230	eval {
3231	$cb->($pkg);
3232	1
3233	} or warn "$pkg unloaded, but with errors: $@";
3234	}	3617	}
3235		3618
3236	warn "... nuking $pkg";	3619	warn "cancelling all extension coros";
3237	Symbol::delete_package $pkg;	3620	$_->cancel for values %EXT_CORO;
3238	}	3621	%EXT_CORO = ();
3239		3622
3240	warn "unloading all perl modules loaded from $LIBDIR";	3623	warn "removing commands";
3241	while (my ($k, $v) = each %INC) {	3624	%COMMAND = ();
3242	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3243		3625
		3626	warn "removing ext/exti commands";
		3627	%EXTCMD = ();
		3628	%EXTICMD = ();
		3629
		3630	warn "unloading/nuking all extensions";
		3631	for my $pkg (@EXTS) {
3244	warn "... unloading $k";	3632	warn "... unloading $pkg";
3245	delete $INC{$k};
3246		3633
3247	$k =~ s/\.pm$//;
3248	$k =~ s/\//::/g;
3249
3250	if (my $cb = $k->can ("unload_module")) {	3634	if (my $cb = $pkg->can ("unload")) {
		3635	eval {
3251	$cb->();	3636	$cb->($pkg);
		3637	1
		3638	} or warn "$pkg unloaded, but with errors: $@";
		3639	}
		3640
		3641	warn "... clearing $pkg";
		3642	clear_package $pkg;
3252	}	3643	}
3253		3644
3254	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 $k;
3255	}	3660	}
3256		3661
3257	warn "getting rid of safe::, as good as possible";	3662	warn "getting rid of safe::, as good as possible";
3258	Symbol::delete_package "safe::$_"	3663	clear_package "safe::$_"
3259	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);
3260		3665
3261	warn "unloading cf.pm \"a bit\"";	3666	warn "unloading cf.pm \"a bit\"";
3262	delete $INC{"cf.pm"};	3667	delete $INC{"cf.pm"};
3263	delete $INC{"cf/pod.pm"};	3668	delete $INC{"cf/pod.pm"};
3264		3669
3265	# don't, removes xs symbols, too,	3670	# don't, removes xs symbols, too,
3266	# and global variables created in xs	3671	# and global variables created in xs
3267	#Symbol::delete_package __PACKAGE__;	3672	#clear_package __PACKAGE__;
3268		3673
3269	warn "unload completed, starting to reload now";	3674	warn "unload completed, starting to reload now";
3270		3675
3271	warn "reloading cf.pm";	3676	warn "reloading cf.pm";
3272	require cf;	3677	require cf;
3273	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3678	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3274		3679
3275	warn "loading config and database again";	3680	warn "loading config and database again";
3276	cf::reload_config;	3681	cf::reload_config;
3277		3682
3278	warn "loading extensions";	3683	warn "loading extensions";
3279	cf::load_extensions;	3684	cf::load_extensions;
3280		3685
3281	warn "reattaching attachments to objects/players";	3686	warn "reattaching attachments to objects/players";
3282	_global_reattach; # objects, sockets	3687	_global_reattach; # objects, sockets
3283	warn "reattaching attachments to maps";	3688	warn "reattaching attachments to maps";
3284	reattach $_ for values %MAP;	3689	reattach $_ for values %MAP;
3285	warn "reattaching attachments to players";	3690	warn "reattaching attachments to players";
3286	reattach $_ for values %PLAYER;	3691	reattach $_ for values %PLAYER;
3287		3692
3288	warn "leaving sync_job";	3693	warn "leaving sync_job";
3289		3694
3290	1	3695	1
3291	} or do {	3696	} or do {
3292	warn $@;	3697	warn $@;
3293	warn "error while reloading, exiting.";	3698	cf::cleanup "error while reloading, exiting.";
3294	exit 1;
3295	};	3699	};
3296		3700
3297	warn "reloaded";	3701	warn "reloaded";
		3702	--$RELOAD;
		3703	}
3298	};	3704	};
3299		3705
3300	our $RELOAD_WATCHER; # used only during reload	3706	our $RELOAD_WATCHER; # used only during reload
3301		3707
3302	sub reload_perl() {	3708	sub reload_perl() {
3303	# doing reload synchronously and two reloads happen back-to-back,	3709	# doing reload synchronously and two reloads happen back-to-back,
3304	# coro crashes during coro_state_free->destroy here.	3710	# coro crashes during coro_state_free->destroy here.
3305		3711
3306	$RELOAD_WATCHER ||= Event->timer (	3712	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3307	reentrant => 0,
3308	after => 0,
3309	data => WF_AUTOCANCEL,
3310	cb => sub {
3311	do_reload_perl;	3713	do_reload_perl;
3312	undef $RELOAD_WATCHER;	3714	undef $RELOAD_WATCHER;
3313	},
3314	);	3715	};
3315	}	3716	}
3316		3717
3317	register_command "reload" => sub {	3718	register_command "reload" => sub {
3318	my ($who, $arg) = @_;	3719	my ($who, $arg) = @_;
3319		3720
3320	if ($who->flag (FLAG_WIZ)) {	3721	if ($who->flag (FLAG_WIZ)) {
3321	$who->message ("reloading server.");	3722	$who->message ("reloading server.");
		3723	async {
		3724	$Coro::current->{desc} = "perl_reload";
3322	async { reload_perl };	3725	reload_perl;
		3726	};
3323	}	3727	}
3324	};	3728	};
3325		3729
3326	unshift @INC, $LIBDIR;	3730	unshift @INC, $LIBDIR;
3327		3731
…		…
3329		3733
3330	our @WAIT_FOR_TICK;	3734	our @WAIT_FOR_TICK;
3331	our @WAIT_FOR_TICK_BEGIN;	3735	our @WAIT_FOR_TICK_BEGIN;
3332		3736
3333	sub wait_for_tick {	3737	sub wait_for_tick {
3334	return unless $TICK_WATCHER->is_active;
3335	return if $Coro::current == $Coro::main;	3738	return if tick_inhibit || $Coro::current == $Coro::main;
3336		3739
3337	my $signal = new Coro::Signal;	3740	my $signal = new Coro::Signal;
3338	push @WAIT_FOR_TICK, $signal;	3741	push @WAIT_FOR_TICK, $signal;
3339	$signal->wait;	3742	$signal->wait;
3340	}	3743	}
3341		3744
3342	sub wait_for_tick_begin {	3745	sub wait_for_tick_begin {
3343	return unless $TICK_WATCHER->is_active;
3344	return if $Coro::current == $Coro::main;	3746	return if tick_inhibit || $Coro::current == $Coro::main;
3345		3747
3346	my $signal = new Coro::Signal;	3748	my $signal = new Coro::Signal;
3347	push @WAIT_FOR_TICK_BEGIN, $signal;	3749	push @WAIT_FOR_TICK_BEGIN, $signal;
3348	$signal->wait;	3750	$signal->wait;
3349	}	3751	}
3350		3752
3351	my $min = 1e6;#d#	3753	sub tick {
3352	my $avg = 10;
3353	$TICK_WATCHER = Event->timer (
3354	reentrant => 0,
3355	parked => 1,
3356	prio => 0,
3357	at => $NEXT_TICK || $TICK,
3358	data => WF_AUTOCANCEL,
3359	cb => sub {
3360	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
3361	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3755	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3362	unless ++$bug_warning > 10;	3756	unless ++$bug_warning > 10;
3363	return;	3757	return;
3364	}	3758	}
3365		3759
3366	$NOW = $tick_start = Event::time;
3367
3368	cf::server_tick; # one server iteration	3760	cf::server_tick; # one server iteration
3369		3761
3370	0 && sync_job {#d#	3762	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3371	for(1..10) {	3763	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3372	my $t = Event::time;	3764	Coro::async_pool {
3373	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3765	$Coro::current->{desc} = "runtime saver";
3374	or die;	3766	write_runtime_sync
3375		3767	or warn "ERROR: unable to write runtime file: $!";
3376	$map->width (50);
3377	$map->height (50);
3378	$map->alloc;
3379	$map->_load_objects ("/tmp/x.map", 1);
3380	my $t = Event::time - $t;
3381
3382	#next unless $t < 0.0013;#d#
3383	if ($t < $min) {
3384	$min = $t;
3385	}
3386	$avg = $avg * 0.99 + $t * 0.01;
3387	}
3388	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3389	exit 0;
3390	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3391	};	3768	};
		3769	}
3392		3770
3393	$RUNTIME += $TICK;
3394	$NEXT_TICK += $TICK;
3395
3396	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3397	$NEXT_RUNTIME_WRITE = $NOW + 10;
3398	Coro::async_pool {
3399	write_runtime
3400	or warn "ERROR: unable to write runtime file: $!";
3401	};
3402	}
3403
3404	# my $AFTER = Event::time;
3405	# warn $AFTER - $NOW;#d#
3406
3407	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3771	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3408	$sig->send;	3772	$sig->send;
3409	}	3773	}
3410	while (my $sig = shift @WAIT_FOR_TICK) {	3774	while (my $sig = shift @WAIT_FOR_TICK) {
3411	$sig->send;	3775	$sig->send;
3412	}	3776	}
3413		3777
3414	$NOW = Event::time;	3778	$LOAD = ($NOW - $TICK_START) / $TICK;
3415
3416	# if we are delayed by four ticks or more, skip them all
3417	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3418
3419	$TICK_WATCHER->at ($NEXT_TICK);
3420	$TICK_WATCHER->start;
3421
3422	$LOAD = ($NOW - $tick_start) / $TICK;
3423	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3779	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3424		3780
3425	_post_tick;	3781	if (0) {
3426		3782	if ($NEXT_TICK) {
3427		3783	my $jitter = $TICK_START - $NEXT_TICK;
		3784	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3785	warn "jitter $JITTER\n";#d#
		3786	}
3428	},	3787	}
3429	);	3788	}
3430		3789
3431	{	3790	{
3432	BDB::max_poll_time $TICK * 0.1;	3791	# configure BDB
3433	$BDB_POLL_WATCHER = Event->io (	3792
3434	reentrant => 0,
3435	fd => BDB::poll_fileno,
3436	poll => 'r',
3437	prio => 0,
3438	data => WF_AUTOCANCEL,
3439	cb => \&BDB::poll_cb,
3440	);
3441	BDB::min_parallel 8;	3793	BDB::min_parallel 8;
3442		3794	BDB::max_poll_reqs $TICK * 0.1;
3443	BDB::set_sync_prepare {	3795	$AnyEvent::BDB::WATCHER->priority (1);
3444	my $status;
3445	my $current = $Coro::current;
3446	(
3447	sub {
3448	$status = $!;
3449	$current->ready; undef $current;
3450	},
3451	sub {
3452	Coro::schedule while defined $current;
3453	$! = $status;
3454	},
3455	)
3456	};
3457		3796
3458	unless ($DB_ENV) {	3797	unless ($DB_ENV) {
3459	$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);
3460		3804
3461	cf::sync_job {	3805	cf::sync_job {
3462	eval {	3806	eval {
3463	BDB::db_env_open	3807	BDB::db_env_open
3464	$DB_ENV,	3808	$DB_ENV,
…		…
3466	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3810	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3467	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3811	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3468	0666;	3812	0666;
3469		3813
3470	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3814	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3471
3472	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3473	$DB_ENV->set_lk_detect;
3474	};	3815	};
3475		3816
3476	cf::cleanup "db_env_open(db): $@" if $@;	3817	cf::cleanup "db_env_open(db): $@" if $@;
3477	};	3818	};
3478	}	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	};
3479	}	3830	}
3480		3831
3481	{	3832	{
		3833	# configure IO::AIO
		3834
3482	IO::AIO::min_parallel 8;	3835	IO::AIO::min_parallel 8;
3483
3484	undef $Coro::AIO::WATCHER;
3485	IO::AIO::max_poll_time $TICK * 0.1;	3836	IO::AIO::max_poll_time $TICK * 0.1;
3486	$AIO_POLL_WATCHER = Event->io (	3837	undef $AnyEvent::AIO::WATCHER;
3487	reentrant => 0,
3488	data => WF_AUTOCANCEL,
3489	fd => IO::AIO::poll_fileno,
3490	poll => 'r',
3491	prio => 6,
3492	cb => \&IO::AIO::poll_cb,
3493	);
3494	}	3838	}
3495		3839
3496	my $_log_backtrace;	3840	my $_log_backtrace;
3497		3841
3498	sub _log_backtrace {	3842	sub _log_backtrace {
…		…
3501	$msg =~ s/\n//;	3845	$msg =~ s/\n//;
3502		3846
3503	# limit the # of concurrent backtraces	3847	# limit the # of concurrent backtraces
3504	if ($_log_backtrace < 2) {	3848	if ($_log_backtrace < 2) {
3505	++$_log_backtrace;	3849	++$_log_backtrace;
		3850	my $perl_bt = Carp::longmess $msg;
3506	async {	3851	async {
		3852	$Coro::current->{desc} = "abt $msg";
		3853
3507	my @bt = fork_call {	3854	my @bt = fork_call {
3508	@addr = map { sprintf "%x", $_ } @addr;	3855	@addr = map { sprintf "%x", $_ } @addr;
3509	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3856	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3510	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 |"
3511	or die "addr2line: $!";	3858	or die "addr2line: $!";
…		…
3519	}	3866	}
3520		3867
3521	@funcs	3868	@funcs
3522	};	3869	};
3523		3870
3524	LOG llevInfo, "[ABT] $msg\n";	3871	LOG llevInfo, "[ABT] $perl_bt\n";
		3872	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3525	LOG llevInfo, "[ABT] $_\n" for @bt;	3873	LOG llevInfo, "[ABT] $_\n" for @bt;
3526	--$_log_backtrace;	3874	--$_log_backtrace;
3527	};	3875	};
3528	} else {	3876	} else {
3529	LOG llevInfo, "[ABT] $msg\n";	3877	LOG llevInfo, "[ABT] $msg\n";

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