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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.320 by root, Tue Jul 24 22:49:40 2007 UTC vs.
Revision 1.452 by root, Tue Sep 23 00:24:52 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 3.61 ();	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;
		49	use Coro::Util ();
24		50
25	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
26	use BDB ();	52	use BDB ();
27	use Data::Dumper;	53	use Data::Dumper;
28	use Digest::MD5;	54	use Digest::MD5;
29	use Fcntl;	55	use Fcntl;
30	use YAML::Syck ();	56	use YAML ();
31	use IO::AIO 2.32 ();	57	use IO::AIO ();
32	use Time::HiRes;	58	use Time::HiRes;
33	use Compress::LZF;	59	use Compress::LZF;
34	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
35		63
36	# configure various modules to our taste	64	# configure various modules to our taste
37	#	65	#
38	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		74
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		76
51	our %COMMAND = ();	77	our %COMMAND = ();
52	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	81	our %EXTCMD = ();
56	our %EXTICMD = ();	82	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	83	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
59		85
60	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	87	our @EVENT;
62		88
63	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	90	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
74		104
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	107	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	113	our $DB_ENV;
85		114
86	our %CFG;	115	our %CFG;
87		116
88	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
90		120
91	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
94		124
95	# 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 ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		127
98	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)
99	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
101		132
102	binmode STDOUT;	133	binmode STDOUT;
103	binmode STDERR;	134	binmode STDERR;
104		135
105	# read virtual server time, if available	136	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
110	}	141	}
111		142
112	mkdir $_	143	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		189
159	The raw value load value from the last tick.	190	The raw value load value from the last tick.
160		191
161	=item %cf::CFG	192	=item %cf::CFG
162		193
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	195	from wherever your confdir points to.
165		196
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		198
168	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
…		…
186	$msg .= "\n"	217	$msg .= "\n"
187	unless $msg =~ /\n$/;	218	unless $msg =~ /\n$/;
188		219
189	$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;
190		221
191	utf8::encode $msg;
192	LOG llevError, $msg;	222	LOG llevError, $msg;
193	};	223	};
194	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
195		240
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	251	for my $pkg (qw(
207	cf::global cf::attachable	252	cf::global cf::attachable
208	cf::object cf::object::player	253	cf::object cf::object::player
209	cf::client cf::player	254	cf::client cf::player
210	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
211	cf::map cf::party cf::region	257	cf::party cf::region
212	)) {	258	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	260	}
216		261
217	$Event::DIED = sub {	262	$EV::DIED = sub {
218	warn "error in event callback: @_";	263	warn "error in event callback: @_";
219	};	264	};
220		265
221	#############################################################################	266	#############################################################################
222		267
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	291	$d
247	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
248	}	293	}
249		294
250	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
251		296
252	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
253		298
254	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
255		300
256	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
257		302
258	=cut	303	=cut
259		304
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		306
262	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
264		309
265	=item cf::lock_wait $string	310	=item cf::lock_wait $string
266		311
267	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
268		313
…		…
271	Wait until the given lock is available and then acquires it and returns	316	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	317	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	318	for example when the coroutine gets canceled), the lock is automatically
274	returned.	319	returned.
275		320
		321	Locks are *not* recursive, locking from the same coro twice results in a
		322	deadlocked coro.
		323
276	Lock names should begin with a unique identifier (for example, cf::map::find	324	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	325	uses map_find and cf::map::load uses map_load).
278		326
279	=item $locked = cf::lock_active $string	327	=item $locked = cf::lock_active $string
280		328
281	Return true if the lock is currently active, i.e. somebody has locked it.	329	Return true if the lock is currently active, i.e. somebody has locked it.
282		330
283	=cut	331	=cut
284		332
285	our %LOCK;	333	our %LOCK;
		334	our %LOCKER;#d#
286		335
287	sub lock_wait($) {	336	sub lock_wait($) {
288	my ($key) = @_;	337	my ($key) = @_;
289		338
		339	if ($LOCKER{$key} == $Coro::current) {#d#
		340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		341	return;#d#
		342	}#d#
		343
290	# wait for lock, if any	344	# wait for lock, if any
291	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
		346	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
292	push @{ $LOCK{$key} }, $Coro::current;	347	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	348	Coro::schedule;
294	}	349	}
295	}	350	}
296		351
…		…
299		354
300	# wait, to be sure we are not locked	355	# wait, to be sure we are not locked
301	lock_wait $key;	356	lock_wait $key;
302		357
303	$LOCK{$key} = [];	358	$LOCK{$key} = [];
		359	$LOCKER{$key} = $Coro::current;#d#
304		360
305	Coro::guard {	361	Coro::guard {
		362	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	363	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	364	$_->ready for @{ delete $LOCK{$key} };
308	}	365	}
309	}	366	}
310		367
…		…
313		370
314	! ! $LOCK{$key}	371	! ! $LOCK{$key}
315	}	372	}
316		373
317	sub freeze_mainloop {	374	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	375	tick_inhibit_inc;
319		376
320	my $guard = Coro::guard {	377	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	378	}
322	};	379
323	$TICK_WATCHER->stop;	380	=item cf::periodic $interval, $cb
324	$guard	381
		382	Like EV::periodic, but randomly selects a starting point so that the actions
		383	get spread over timer.
		384
		385	=cut
		386
		387	sub periodic($$) {
		388	my ($interval, $cb) = @_;
		389
		390	my $start = rand List::Util::min 180, $interval;
		391
		392	EV::periodic $start, $interval, 0, $cb
325	}	393	}
326		394
327	=item cf::get_slot $time[, $priority[, $name]]	395	=item cf::get_slot $time[, $priority[, $name]]
328		396
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	397	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	408	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	409	our $SLOT_QUEUE;
342		410
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	411	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	412	$SLOT_QUEUE = Coro::async {
		413	$Coro::current->desc ("timeslot manager");
		414
345	my $signal = new Coro::Signal;	415	my $signal = new Coro::Signal;
346		416
347	while () {	417	while () {
348	next_job:	418	next_job:
349	my $avail = cf::till_tick;	419	my $avail = cf::till_tick;
…		…
357	}	427	}
358	}	428	}
359	}	429	}
360		430
361	if (@SLOT_QUEUE) {	431	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	432	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	433	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	434	$signal->wait;
365	} else {	435	} else {
366	Coro::schedule;	436	Coro::schedule;
367	}	437	}
368	}	438	}
369	};	439	};
370		440
371	sub get_slot($;$$) {	441	sub get_slot($;$$) {
		442	return if tick_inhibit || $Coro::current == $Coro::main;
		443
372	my ($time, $pri, $name) = @_;	444	my ($time, $pri, $name) = @_;
373		445
374	$time = $TICK * .6 if $time > $TICK * .6;	446	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	447	my $sig = new Coro::Signal;
376		448
…		…
390		462
391	BEGIN { *async = \&Coro::async_pool }	463	BEGIN { *async = \&Coro::async_pool }
392		464
393	=item cf::sync_job { BLOCK }	465	=item cf::sync_job { BLOCK }
394		466
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	467	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	468	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	469	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	470	acceptable.
399		471
400	If it must be done, put the blocking parts into C<sync_job>. This will run	472	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	473	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		478
407	sub sync_job(&) {	479	sub sync_job(&) {
408	my ($job) = @_;	480	my ($job) = @_;
409		481
410	if ($Coro::current == $Coro::main) {	482	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	483	my $time = EV::time;
412		484
413	# this is the main coro, too bad, we have to block	485	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	486	# till the operation succeeds, freezing the server :/
415		487
416	# TODO: use suspend/resume instead	488	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	489
418	my $freeze_guard = freeze_mainloop;	490	my $freeze_guard = freeze_mainloop;
419		491
420	my $busy = 1;	492	my $busy = 1;
421	my @res;	493	my @res;
422		494
423	(async {	495	(async {
		496	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	497	@res = eval { $job->() };
425	warn $@ if $@;	498	warn $@ if $@;
426	undef $busy;	499	undef $busy;
427	})->prio (Coro::PRIO_MAX);	500	})->prio (Coro::PRIO_MAX);
428		501
429	while ($busy) {	502	while ($busy) {
430	Coro::cede or Event::one_event;	503	if (Coro::nready) {
		504	Coro::cede_notself;
		505	} else {
		506	EV::loop EV::LOOP_ONESHOT;
431	}	507	}
		508	}
432		509
433	$time = Event::time - $time;	510	my $time = EV::time - $time;
434		511
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	512	$TICK_START += $time; # do not account sync jobs to server load
439		513
440	wantarray ? @res : $res[0]	514	wantarray ? @res : $res[0]
441	} else {	515	} else {
442	# we are in another coroutine, how wonderful, everything just works	516	# we are in another coroutine, how wonderful, everything just works
443		517
…		…
468	=item fork_call { }, $args	542	=item fork_call { }, $args
469		543
470	Executes the given code block with the given arguments in a seperate	544	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	545	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	546	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	547	never block itself or use any form of event handling.
474		548
475	=cut	549	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		550
486	sub fork_call(&@) {	551	sub fork_call(&@) {
487	my ($cb, @args) = @_;	552	my ($cb, @args) = @_;
488		553
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	554	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	555	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	556	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		557
494	if (my $pid = fork) {	558	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	559	reset_signals;
508	local $SIG{__WARN__};	560	&$cb
509	local $SIG{__DIE__};	561	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		562
516	eval {	563	wantarray ? @res : $res[-1]
517	close $fh1;	564	}
518		565
519	my @res = eval { $cb->(@args) };	566	=item $coin = coin_from_name $name
520		567
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	568	=cut
522	close $fh2;
523	};
524		569
525	warn $@ if $@;	570	our %coin_alias = (
526	_exit 0;	571	"silver" => "silvercoin",
527	}	572	"silvercoin" => "silvercoin",
		573	"silvercoins" => "silvercoin",
		574	"gold" => "goldcoin",
		575	"goldcoin" => "goldcoin",
		576	"goldcoins" => "goldcoin",
		577	"platinum" => "platinacoin",
		578	"platinumcoin" => "platinacoin",
		579	"platinumcoins" => "platinacoin",
		580	"platina" => "platinacoin",
		581	"platinacoin" => "platinacoin",
		582	"platinacoins" => "platinacoin",
		583	"royalty" => "royalty",
		584	"royalties" => "royalty",
		585	);
		586
		587	sub coin_from_name($) {
		588	$coin_alias{$_[0]}
		589	? cf::arch::find $coin_alias{$_[0]}
		590	: undef
528	}	591	}
529		592
530	=item $value = cf::db_get $family => $key	593	=item $value = cf::db_get $family => $key
531		594
532	Returns a single value from the environment database.	595	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	597	=item cf::db_put $family => $key => $value
535		598
536	Stores the given C<$value> in the family. It can currently store binary	599	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	600	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		601
		602	=item $db = cf::db_table "name"
		603
		604	Create and/or open a new database table. The string must not be "db" and must be unique
		605	within each server.
		606
539	=cut	607	=cut
		608
		609	sub db_table($) {
		610	my ($name) = @_;
		611	my $db = BDB::db_create $DB_ENV;
		612
		613	eval {
		614	$db->set_flags (BDB::CHKSUM);
		615
		616	utf8::encode $name;
		617	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		618	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		619	cf::cleanup "db_open(db): $!" if $!;
		620	};
		621	cf::cleanup "db_open(db): $@" if $@;
		622
		623	$db
		624	}
540		625
541	our $DB;	626	our $DB;
542		627
543	sub db_init {	628	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	629	cf::sync_job {
548	eval {	630	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	631	};
558	}	632	}
559		633
560	sub db_get($$) {	634	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	635	my $key = "$_[0]/$_[1]";
562		636
…		…
612	if (1) {	686	if (1) {
613	$md5 =	687	$md5 =
614	join "\x00",	688	join "\x00",
615	$processversion,	689	$processversion,
616	map {	690	map {
617	Coro::cede;	691	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	692	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	693	} 0.. $#$src;
620		694
621		695
622	my $dbmd5 = db_get cache => "$id/md5";	696	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		734
661	#############################################################################	735	#############################################################################
662		736
663	=head2 ATTACHABLE OBJECTS	737	=head2 ATTACHABLE OBJECTS
664		738
665	Many objects in crossfire are so-called attachable objects. That means you can	739	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	740	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	741	to it. All such attachable objects support the following methods.
668		742
669	In the following description, CLASS can be any of C<global>, C<object>	743	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	744	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	745	Deliantra).
672		746
673	=over 4	747	=over 4
674		748
675	=item $attachable->attach ($attachment, key => $value...)	749	=item $attachable->attach ($attachment, key => $value...)
676		750
…		…
720	=item cf::CLASS::attachment $name, ...	794	=item cf::CLASS::attachment $name, ...
721		795
722	Register an attachment by C<$name> through which attachable objects of the	796	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	797	given CLASS can refer to this attachment.
724		798
725	Some classes such as crossfire maps and objects can specify attachments	799	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	800	that are attached at load/instantiate time, thus the need for a name.
727		801
728	These calls expect any number of the following handler/hook descriptions:	802	These calls expect any number of the following handler/hook descriptions:
729		803
730	=over 4	804	=over 4
…		…
958	}	1032	}
959		1033
960	0	1034	0
961	}	1035	}
962		1036
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1038
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1039	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1040
967	Generate an object-specific event with the given arguments.	1041	Generate an object-specific event with the given arguments.
968		1042
…		…
974		1048
975	=cut	1049	=cut
976		1050
977	#############################################################################	1051	#############################################################################
978	# object support	1052	# object support
979	#
980		1053
		1054	sub _object_equal($$);
		1055	sub _object_equal($$) {
		1056	my ($a, $b) = @_;
		1057
		1058	return 0 unless (ref $a) eq (ref $b);
		1059
		1060	if ("HASH" eq ref $a) {
		1061	my @ka = keys %$a;
		1062	my @kb = keys %$b;
		1063
		1064	return 0 if @ka != @kb;
		1065
		1066	for (0 .. $#ka) {
		1067	return 0 unless $ka[$_] eq $kb[$_];
		1068	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1069	}
		1070
		1071	} elsif ("ARRAY" eq ref $a) {
		1072
		1073	return 0 if @$a != @$b;
		1074
		1075	for (0 .. $#$a) {
		1076	return 0 unless _object_equal $a->[$_], $b->[$_];
		1077	}
		1078
		1079	} elsif ($a ne $b) {
		1080	return 0;
		1081	}
		1082
		1083	1
		1084	}
		1085
		1086	our $SLOW_MERGES;#d#
981	sub _can_merge {	1087	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1088	my ($ob1, $ob2) = @_;
983		1089
984	local $Storable::canonical = 1;	1090	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1091
988	$fob1 eq $fob2	1092	# we do the slow way here
		1093	return _object_equal $ob1, $ob2
989	}	1094	}
990		1095
991	sub reattach {	1096	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1097	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1098	my ($obj) = @_;
994		1099
		1100	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1101	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1102
997	my $registry = $obj->registry;	1103	my $registry = $obj->registry;
998		1104
999	@$registry = ();	1105	@$registry = ();
1000		1106
…		…
1015	cf::attachable->attach (	1121	cf::attachable->attach (
1016	prio => -1000000,	1122	prio => -1000000,
1017	on_instantiate => sub {	1123	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1124	my ($obj, $data) = @_;
1019		1125
1020	$data = from_json $data;	1126	$data = decode_json $data;
1021		1127
1022	for (@$data) {	1128	for (@$data) {
1023	my ($name, $args) = @$_;	1129	my ($name, $args) = @$_;
1024		1130
1025	$obj->attach ($name, %{$args || {} });	1131	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1147	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1148	my ($filename, $rdata, $objs) = @_;
1043		1149
1044	sync_job {	1150	sync_job {
1045	if (length $$rdata) {	1151	if (length $$rdata) {
		1152	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1153	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1154	$decname, length $$rdata, scalar @$objs;
1048		1155
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1156	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1157	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1158	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1159	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1160	aio_close $fh;
1054		1161
1055	if (@$objs) {	1162	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1163	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1164	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1165	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1166	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1167	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1168	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1169	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1170	}
1064	} else {	1171	} else {
1065	aio_unlink "$filename.pst";	1172	aio_unlink "$filename.pst";
1066	}	1173	}
…		…
1071	}	1178	}
1072	} else {	1179	} else {
1073	aio_unlink $filename;	1180	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1181	aio_unlink "$filename.pst";
1075	}	1182	}
1076	}	1183	};
1077	}	1184	}
1078		1185
1079	sub object_freezer_as_string {	1186	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1187	my ($rdata, $objs) = @_;
1081		1188
…		…
1093	or return;	1200	or return;
1094		1201
1095	unless (aio_stat "$filename.pst") {	1202	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1203	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1204	or return;
		1205
1098	$av = eval { (Storable::thaw $av)->{objs} };	1206	my $st = eval { Coro::Storable::thaw $av };
		1207	$av = $st->{objs};
1099	}	1208	}
1100		1209
		1210	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1211	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1212	$decname, length $data, scalar @{$av || []};
		1213
1103	return ($data, $av);	1214	($data, $av)
1104	}	1215	}
1105		1216
1106	=head2 COMMAND CALLBACKS	1217	=head2 COMMAND CALLBACKS
1107		1218
1108	=over 4	1219	=over 4
…		…
1186	my ($type, $reply, @payload) =	1297	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1298	"ARRAY" eq ref $msg
1188	? @$msg	1299	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1300	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1301
		1302	my @reply;
		1303
1191	if (my $cb = $EXTCMD{$type}) {	1304	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1305	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1306	}
		1307
		1308	$pl->ext_reply ($reply, @reply)
		1309	if $reply;
		1310
1197	} else {	1311	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1312	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1313	}
1200		1314
1201	cf::override;	1315	cf::override;
…		…
1228		1342
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1343	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1344	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1345
1232	$ext{source} =	1346	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1347	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1348	. "#line 1 \"$path\"\n{\n"
1235	. $source	1349	. $source
1236	. "\n};\n1";	1350	. "\n};\n1";
1237		1351
1238	$todo{$base} = \%ext;	1352	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1368	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1369	: "$v->{base}: extension inactive.\n";
1256		1370
1257	if (exists $v->{meta}{mandatory}) {	1371	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1372	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1373	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1374	}
1262		1375
1263	warn $msg;	1376	warn $msg;
1264	}	1377	}
1265		1378
…		…
1279		1392
1280	=back	1393	=back
1281		1394
1282	=head2 CORE EXTENSIONS	1395	=head2 CORE EXTENSIONS
1283		1396
1284	Functions and methods that extend core crossfire objects.	1397	Functions and methods that extend core deliantra objects.
1285		1398
1286	=cut	1399	=cut
1287		1400
1288	package cf::player;	1401	package cf::player;
1289		1402
1290	use Coro::AIO;	1403	use Coro::AIO;
1291		1404
1292	=head3 cf::player	1405	=head3 cf::player
1293		1406
1294	=over 4	1407	=over 4
		1408
		1409	=item cf::player::num_playing
		1410
		1411	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1412
		1413	=cut
		1414
		1415	sub num_playing {
		1416	scalar grep
		1417	$_->ob->map
		1418	&& !$_->hidden
		1419	&& !$_->ob->flag (cf::FLAG_WIZ),
		1420	cf::player::list
		1421	}
1295		1422
1296	=item cf::player::find $login	1423	=item cf::player::find $login
1297		1424
1298	Returns the given player object, loading it if necessary (might block).	1425	Returns the given player object, loading it if necessary (might block).
1299		1426
…		…
1318		1445
1319	sub exists($) {	1446	sub exists($) {
1320	my ($login) = @_;	1447	my ($login) = @_;
1321		1448
1322	$cf::PLAYER{$login}	1449	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1450	or !aio_stat path $login
1324	}	1451	}
1325		1452
1326	sub find($) {	1453	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1454	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1455	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1462	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1463	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1464	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1465	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1466
1340	my $pl = load_pl path $login	1467	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1468	or return;
		1469
		1470	my $pl = cf::player::load_pl $f
		1471	or return;
		1472
		1473	local $cf::PLAYER_LOADING{$login} = $pl;
		1474	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1475	$cf::PLAYER{$login} = $pl
1343	}	1476	}
1344	}	1477	}
1345	}	1478	}
1346		1479
…		…
1355	return if $pl->{deny_save};	1488	return if $pl->{deny_save};
1356		1489
1357	aio_mkdir playerdir $pl, 0770;	1490	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1491	$pl->{last_save} = $cf::RUNTIME;
1359		1492
		1493	cf::get_slot 0.01;
		1494
1360	$pl->save_pl ($path);	1495	$pl->save_pl ($path);
1361	Coro::cede;	1496	cf::cede_to_tick;
1362	}	1497	}
1363		1498
1364	sub new($) {	1499	sub new($) {
1365	my ($login) = @_;	1500	my ($login) = @_;
1366		1501
…		…
1372	$cf::PLAYER{$login} = $self;	1507	$cf::PLAYER{$login} = $self;
1373		1508
1374	$self	1509	$self
1375	}	1510	}
1376		1511
		1512	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1513
		1514	=cut
		1515
		1516	sub send_msg {
		1517	my $ns = shift->ns
		1518	or return;
		1519	$ns->send_msg (@_);
		1520	}
		1521
1377	=item $pl->quit_character	1522	=item $pl->quit_character
1378		1523
1379	Nukes the player without looking back. If logged in, the connection will	1524	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1525	be destroyed. May block for a long time.
1381		1526
…		…
1385	my ($pl) = @_;	1530	my ($pl) = @_;
1386		1531
1387	my $name = $pl->ob->name;	1532	my $name = $pl->ob->name;
1388		1533
1389	$pl->{deny_save} = 1;	1534	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1535	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1536
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1537	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1538	$pl->deactivate;
		1539	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1540	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1541	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1542	$pl->ns->destroy if $pl->ns;
1396		1543
1397	my $path = playerdir $pl;	1544	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1545	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1581	or return [];
1435		1582
1436	my @logins;	1583	my @logins;
1437		1584
1438	for my $login (@$dirs) {	1585	for my $login (@$dirs) {
		1586	my $path = path $login;
		1587
		1588	# a .pst is a dead give-away for a valid player
		1589	# if no pst file found, open and chekc for blocked users
		1590	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1591	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1592	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1593	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1594	}
1442		1595
1443	utf8::decode $login;	1596	utf8::decode $login;
1444	push @logins, $login;	1597	push @logins, $login;
1445	}	1598	}
1446		1599
…		…
1473	}	1626	}
1474		1627
1475	\@paths	1628	\@paths
1476	}	1629	}
1477		1630
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1631	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1632
1480	Expand crossfire pod fragments into protocol xml.	1633	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1634
1528	=item $player->ext_reply ($msgid, @msg)	1635	=item $player->ext_reply ($msgid, @msg)
1529		1636
1530	Sends an ext reply to the player.	1637	Sends an ext reply to the player.
1531		1638
1532	=cut	1639	=cut
1533		1640
1534	sub ext_reply($$@) {	1641	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1642	my ($self, $id, @msg) = @_;
1536		1643
1537	if ($self->ns->extcmd == 2) {	1644	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1645	}
1545		1646
1546	=item $player->ext_msg ($type, @msg)	1647	=item $player->ext_msg ($type, @msg)
1547		1648
1548	Sends an ext event to the client.	1649	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1705	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1706	our $DEFAULT_RESET = 3000;
1606		1707
1607	sub generate_random_map {	1708	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1709	my ($self, $rmp) = @_;
		1710
		1711	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1712
1609	# mit "rum" bekleckern, nicht	1713	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1714	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1715	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1716	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1717	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1839
1736	# the temporary/swap location	1840	# the temporary/swap location
1737	sub save_path {	1841	sub save_path {
1738	my ($self) = @_;	1842	my ($self) = @_;
1739		1843
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1844	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1845	"$TMPDIR/$path.map"
1742	}	1846	}
1743		1847
1744	# the unique path, undef == no special unique path	1848	# the unique path, undef == no special unique path
1745	sub uniq_path {	1849	sub uniq_path {
1746	my ($self) = @_;	1850	my ($self) = @_;
1747		1851
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1852	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1853	"$UNIQUEDIR/$path"
1750	}	1854	}
1751		1855
1752	# and all this just because we cannot iterate over	1856	# and all this just because we cannot iterate over
1753	# all maps in C++...	1857	# all maps in C++...
…		…
1776		1880
1777	sub load_header_from($) {	1881	sub load_header_from($) {
1778	my ($self, $path) = @_;	1882	my ($self, $path) = @_;
1779		1883
1780	utf8::encode $path;	1884	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1885	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1886	or return;
		1887
		1888	$self->_load_header ($f)
		1889	or return;
		1890
		1891	local $MAP_LOADING{$self->{path}} = $self;
		1892	$f->resolve_delayed_derefs;
1786		1893
1787	$self->{load_path} = $path;	1894	$self->{load_path} = $path;
1788		1895
1789	1	1896	1
1790	}	1897	}
…		…
1844	sub find {	1951	sub find {
1845	my ($path, $origin) = @_;	1952	my ($path, $origin) = @_;
1846		1953
1847	$path = normalise $path, $origin && $origin->path;	1954	$path = normalise $path, $origin && $origin->path;
1848		1955
		1956	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	1957	cf::lock_wait "map_find:$path";
1850		1958
1851	$cf::MAP{$path} || do {	1959	$cf::MAP{$path} || do {
		1960	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1852	my $guard = cf::lock_acquire "map_find:$path";	1961	my $guard2 = cf::lock_acquire "map_find:$path";
		1962
1853	my $map = new_from_path cf::map $path	1963	my $map = new_from_path cf::map $path
1854	or return;	1964	or return;
1855		1965
1856	$map->{last_save} = $cf::RUNTIME;	1966	$map->{last_save} = $cf::RUNTIME;
1857		1967
…		…
1859	or return;	1969	or return;
1860		1970
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1971	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	1972	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	1973	#$cf::WAIT_FOR_TICK->wait;
		1974	undef $guard2;
		1975	undef $guard1;
1864	$map->reset;	1976	$map->reset;
1865	undef $guard;
1866	return find $path;	1977	return find $path;
1867	}	1978	}
1868		1979
1869	$cf::MAP{$path} = $map	1980	$cf::MAP{$path} = $map
1870	}	1981	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	1990	local $self->{deny_reset} = 1; # loading can take a long time
1880		1991
1881	my $path = $self->{path};	1992	my $path = $self->{path};
1882		1993
1883	{	1994	{
1884	my $guard = cf::lock_acquire "map_load:$path";	1995	my $guard = cf::lock_acquire "map_data:$path";
1885		1996
		1997	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	1998	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		1999
1888	$self->in_memory (cf::MAP_LOADING);	2000	$self->in_memory (cf::MAP_LOADING);
1889		2001
1890	$self->alloc;	2002	$self->alloc;
1891		2003
1892	$self->pre_load;	2004	$self->pre_load;
1893	Coro::cede;	2005	cf::cede_to_tick;
1894		2006
		2007	my $f = new_from_file cf::object::thawer $self->{load_path};
		2008	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2009	$self->_load_objects ($f)
1896	or return;	2010	or return;
1897		2011
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2012	$self->post_load_original
1899	if delete $self->{load_original};	2013	if delete $self->{load_original};
1900		2014
1901	if (my $uniq = $self->uniq_path) {	2015	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2016	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2017	unless (aio_stat $uniq) {
		2018	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2019	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2020	$self->_load_objects ($f);
		2021	$f->resolve_delayed_derefs;
		2022	}
1906	}	2023	}
1907	}	2024	}
1908		2025
1909	Coro::cede;	2026	$f->resolve_delayed_derefs;
		2027
		2028	cf::cede_to_tick;
1910	# now do the right thing for maps	2029	# now do the right thing for maps
1911	$self->link_multipart_objects;	2030	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2031	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2032	unless $self->difficulty;
1914	Coro::cede;	2033	cf::cede_to_tick;
1915		2034
1916	unless ($self->{deny_activate}) {	2035	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2036	$self->decay_objects;
1918	$self->fix_auto_apply;	2037	$self->fix_auto_apply;
1919	$self->update_buttons;	2038	$self->update_buttons;
1920	Coro::cede;	2039	cf::cede_to_tick;
1921	$self->set_darkness_map;	2040	$self->set_darkness_map;
1922	Coro::cede;	2041	cf::cede_to_tick;
1923	$self->activate;	2042	$self->activate;
1924	}	2043	}
1925		2044
		2045	$self->{last_save} = $cf::RUNTIME;
		2046	$self->last_access ($cf::RUNTIME);
		2047
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2048	$self->in_memory (cf::MAP_ACTIVE);
1927	}	2049	}
1928		2050
1929	$self->post_load;	2051	$self->post_load;
1930	}	2052	}
1931		2053
…		…
1940		2062
1941	$self	2063	$self
1942	}	2064	}
1943		2065
1944	# find and load all maps in the 3x3 area around a map	2066	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2067	sub load_neighbours {
1946	my ($map) = @_;	2068	my ($map) = @_;
1947		2069
1948	my @diag; # diagonal neighbours	2070	my @neigh; # diagonal neighbours
1949		2071
1950	for (0 .. 3) {	2072	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2073	my $neigh = $map->tile_path ($_)
1952	or next;	2074	or next;
1953	$neigh = find $neigh, $map	2075	$neigh = find $neigh, $map
1954	or next;	2076	or next;
1955	$neigh->load;	2077	$neigh->load;
1956		2078
		2079	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2080	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2081	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2082	}
1960		2083
1961	for (@diag) {	2084	for (grep defined $_->[0], @neigh) {
		2085	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2086	my $neigh = find $path, $origin
1963	or next;	2087	or next;
1964	$neigh->load;	2088	$neigh->load;
1965	}	2089	}
1966	}	2090	}
1967		2091
…		…
1972	}	2096	}
1973		2097
1974	sub do_load_sync {	2098	sub do_load_sync {
1975	my ($map) = @_;	2099	my ($map) = @_;
1976		2100
		2101	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2102	if $Coro::current == $Coro::main;
		2103
1977	cf::sync_job { $map->load };	2104	cf::sync_job { $map->load };
1978	}	2105	}
1979		2106
1980	our %MAP_PREFETCH;	2107	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2108	our $MAP_PREFETCHER = undef;
1982		2109
1983	sub find_async {	2110	sub find_async {
1984	my ($path, $origin) = @_;	2111	my ($path, $origin, $load) = @_;
1985		2112
1986	$path = normalise $path, $origin && $origin->{path};	2113	$path = normalise $path, $origin && $origin->{path};
1987		2114
1988	if (my $map = $cf::MAP{$path}) {	2115	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2116	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990	}	2117	}
1991		2118
1992	undef $MAP_PREFETCH{$path};	2119	$MAP_PREFETCH{$path} |= $load;
		2120
1993	$MAP_PREFETCHER ||= cf::async {	2121	$MAP_PREFETCHER ||= cf::async {
		2122	$Coro::current->{desc} = "map prefetcher";
		2123
1994	while (%MAP_PREFETCH) {	2124	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2125	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2126	if (my $map = find $k) {
1997	$map->load;	2127	$map->load if $v;
1998	}	2128	}
1999		2129
2000	delete $MAP_PREFETCH{$path};	2130	delete $MAP_PREFETCH{$k};
2001	}	2131	}
2002	}	2132	}
2003	undef $MAP_PREFETCHER;	2133	undef $MAP_PREFETCHER;
2004	};	2134	};
2005	$MAP_PREFETCHER->prio (6);	2135	$MAP_PREFETCHER->prio (6);
…		…
2008	}	2138	}
2009		2139
2010	sub save {	2140	sub save {
2011	my ($self) = @_;	2141	my ($self) = @_;
2012		2142
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;	2143	my $lock = cf::lock_acquire "map_data:$self->{path}";
2014		2144
2015	$self->{last_save} = $cf::RUNTIME;	2145	$self->{last_save} = $cf::RUNTIME;
2016		2146
2017	return unless $self->dirty;	2147	return unless $self->dirty;
2018		2148
…		…
2024	return if $self->{deny_save};	2154	return if $self->{deny_save};
2025		2155
2026	local $self->{last_access} = $self->last_access;#d#	2156	local $self->{last_access} = $self->last_access;#d#
2027		2157
2028	cf::async {	2158	cf::async {
		2159	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2160	$_->contr->save for $self->players;
2030	};	2161	};
		2162
		2163	cf::get_slot 0.02;
2031		2164
2032	if ($uniq) {	2165	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2166	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2167	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2168	} else {
…		…
2041	my ($self) = @_;	2174	my ($self) = @_;
2042		2175
2043	# save first because save cedes	2176	# save first because save cedes
2044	$self->save;	2177	$self->save;
2045		2178
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2179	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2180
2048	return if $self->players;	2181	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;	2182	return if $self->in_memory != cf::MAP_ACTIVE;
2050	return if $self->{deny_save};	2183	return if $self->{deny_save};
2051		2184
		2185	$self->in_memory (cf::MAP_SWAPPED);
		2186
		2187	$self->deactivate;
		2188	$_->clear_links_to ($self) for values %cf::MAP;
2052	$self->clear;	2189	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2190	}
2055		2191
2056	sub reset_at {	2192	sub reset_at {
2057	my ($self) = @_;	2193	my ($self) = @_;
2058		2194
…		…
2090	if $uniq;	2226	if $uniq;
2091	}	2227	}
2092		2228
2093	delete $cf::MAP{$self->path};	2229	delete $cf::MAP{$self->path};
2094		2230
		2231	$self->deactivate;
		2232	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2233	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2234
2099	$self->unlink_save;	2235	$self->unlink_save;
2100	$self->destroy;	2236	$self->destroy;
2101	}	2237	}
2102		2238
2103	my $nuke_counter = "aaaa";	2239	my $nuke_counter = "aaaa";
2104		2240
2105	sub nuke {	2241	sub nuke {
2106	my ($self) = @_;	2242	my ($self) = @_;
2107		2243
		2244	{
		2245	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2246
2108	delete $cf::MAP{$self->path};	2247	delete $cf::MAP{$self->path};
2109		2248
2110	$self->unlink_save;	2249	$self->unlink_save;
2111		2250
2112	bless $self, "cf::map";	2251	bless $self, "cf::map";
2113	delete $self->{deny_reset};	2252	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2253	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2254	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2255	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2256
2118	$cf::MAP{$self->path} = $self;	2257	$cf::MAP{$self->path} = $self;
		2258	}
2119		2259
2120	$self->reset; # polite request, might not happen	2260	$self->reset; # polite request, might not happen
2121	}	2261	}
2122		2262
2123	=item $maps = cf::map::tmp_maps	2263	=item $maps = cf::map::tmp_maps
…		…
2165		2305
2166	sub unique_maps() {	2306	sub unique_maps() {
2167	[	2307	[
2168	map {	2308	map {
2169	utf8::decode $_;	2309	utf8::decode $_;
2170	/\.map$/	2310	s/\.map$//; # TODO future compatibility hack
		2311	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2312	? ()
2171	? normalise $_	2313	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2314	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2315	]
2175	}	2316	}
2176		2317
2177	package cf;
2178
2179	=back	2318	=back
2180		2319
2181	=head3 cf::object	2320	=head3 cf::object
2182		2321
2183	=cut	2322	=cut
…		…
2186		2325
2187	=over 4	2326	=over 4
2188		2327
2189	=item $ob->inv_recursive	2328	=item $ob->inv_recursive
2190		2329
2191	Returns the inventory of the object _and_ their inventories, recursively.	2330	Returns the inventory of the object I<and> their inventories, recursively,
		2331	but I<not> the object itself.
2192		2332
2193	=cut	2333	=cut
2194		2334
2195	sub inv_recursive_;	2335	sub inv_recursive_;
2196	sub inv_recursive_ {	2336	sub inv_recursive_ {
…		…
2199		2339
2200	sub inv_recursive {	2340	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2341	inv_recursive_ inv $_[0]
2202	}	2342	}
2203		2343
		2344	=item $ref = $ob->ref
		2345
		2346	Creates and returns a persistent reference to an object that can be stored as a string.
		2347
		2348	=item $ob = cf::object::deref ($refstring)
		2349
		2350	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2351	even if the object actually exists. May block.
		2352
		2353	=cut
		2354
		2355	sub deref {
		2356	my ($ref) = @_;
		2357
		2358	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2359	my ($uuid, $name) = ($1, $2);
		2360	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2361	or return;
		2362	$pl->ob->uuid eq $uuid
		2363	or return;
		2364
		2365	$pl->ob
		2366	} else {
		2367	warn "$ref: cannot resolve object reference\n";
		2368	undef
		2369	}
		2370	}
		2371
2204	package cf;	2372	package cf;
2205		2373
2206	=back	2374	=back
2207		2375
2208	=head3 cf::object::player	2376	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2382	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2383	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2384	dialogue with the given NPC character.
2217		2385
2218	=cut	2386	=cut
		2387
		2388	our $SAY_CHANNEL = {
		2389	id => "say",
		2390	title => "Map",
		2391	reply => "say ",
		2392	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2393	};
		2394
		2395	our $CHAT_CHANNEL = {
		2396	id => "chat",
		2397	title => "Chat",
		2398	reply => "chat ",
		2399	tooltip => "Player chat and shouts, global to the server.",
		2400	};
2219		2401
2220	# rough implementation of a future "reply" method that works	2402	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2403	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2404	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2405	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2417	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2418	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2419
2238	} else {	2420	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2421	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2422	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2423	}
2242	}	2424	}
		2425	}
		2426
		2427	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2428
		2429	=cut
		2430
		2431	sub cf::object::send_msg {
		2432	my $pl = shift->contr
		2433	or return;
		2434	$pl->send_msg (@_);
2243	}	2435	}
2244		2436
2245	=item $player_object->may ("access")	2437	=item $player_object->may ("access")
2246		2438
2247	Returns wether the given player is authorized to access resource "access"	2439	Returns wether the given player is authorized to access resource "access"
…		…
2260		2452
2261	=item $player_object->enter_link	2453	=item $player_object->enter_link
2262		2454
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2455	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2456
2265	The player should be reasonably safe there for short amounts of time. You	2457	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2458	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2459	though, as the palyer cannot control the character while it is on the link
		2460	map.
2267		2461
2268	Will never block.	2462	Will never block.
2269		2463
2270	=item $player_object->leave_link ($map, $x, $y)	2464	=item $player_object->leave_link ($map, $x, $y)
2271		2465
…		…
2326	# use -1 or undef as default coordinates, not 0, 0	2520	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2521	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2522	if $x <=0 && $y <= 0;
2329		2523
2330	$map->load;	2524	$map->load;
2331	$map->load_diag;	2525	$map->load_neighbours;
2332		2526
2333	return unless $self->contr->active;	2527	return unless $self->contr->active;
		2528	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2334	$self->activate_recursive;	2529	$self->activate_recursive;
2335		2530
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2531	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2532	$self->enter_map ($map, $x, $y);
2338	}	2533	}
…		…
2343	her, loading and preparing them map, calling the provided $check callback	2538	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2539	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2540	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2541	be called at the end of this process.
2347		2542
		2543	Note that $check will be called with a potentially non-loaded map, so if
		2544	it needs a loaded map it has to call C<< ->load >>.
		2545
2348	=cut	2546	=cut
2349		2547
2350	our $GOTOGEN;	2548	our $GOTOGEN;
2351		2549
2352	sub cf::object::player::goto {	2550	sub cf::object::player::goto {
…		…
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2554	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2555
2358	$self->enter_link;	2556	$self->enter_link;
2359		2557
2360	(async {	2558	(async {
		2559	$Coro::current->{desc} = "player::goto $path $x $y";
		2560
		2561	# *tag paths override both path and x|y
		2562	if ($path =~ /^\*(.*)$/) {
		2563	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2564	my $ob = $obs[rand @obs];
		2565
		2566	# see if we actually can go there
		2567	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2568	$ob = $obs[rand @obs];
		2569	} else {
		2570	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2571	}
		2572	# else put us there anyways for now #d#
		2573
		2574	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2575	} else {
		2576	($path, $x, $y) = (undef, undef, undef);
		2577	}
		2578	}
		2579
2361	my $map = eval {	2580	my $map = eval {
2362	my $map = cf::map::find $path;	2581	my $map = defined $path ? cf::map::find $path : undef;
2363		2582
2364	if ($map) {	2583	if ($map) {
2365	$map = $map->customise_for ($self);	2584	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2585	$map = $check->($map) if $check && $map;
2367	} else {	2586	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2587	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2588	}
2370		2589
2371	$map	2590	$map
2372	};	2591	};
2373		2592
…		…
2409	}	2628	}
2410		2629
2411	sub prepare_random_map {	2630	sub prepare_random_map {
2412	my ($exit) = @_;	2631	my ($exit) = @_;
2413		2632
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2633	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2634	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2635	# that depends on the exit object
2419		2636
2420	my $rmp = parse_random_map_params $exit->msg;	2637	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2639	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2640	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2641	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2642	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2643	$rmp->{origin_y} = $exit->y;
		2644
		2645	$exit->map->touch;
2427	}	2646	}
2428		2647
2429	$rmp->{random_seed} ||= $exit->random_seed;	2648	$rmp->{random_seed} ||= $exit->random_seed;
2430		2649
2431	my $data = cf::to_json $rmp;	2650	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2651	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2652	my $meta = "$RANDOMDIR/$md5.meta";
2434		2653
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2654	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2655	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2656	undef $fh;
2438	aio_rename "$meta~", $meta;	2657	aio_rename "$meta~", $meta;
2439		2658
		2659	my $slaying = "?random/$md5";
		2660
		2661	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2662	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2663	$exit->msg (undef);
		2664	}
2442	}	2665	}
2443	}	2666	}
2444		2667
2445	sub cf::object::player::enter_exit {	2668	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2669	my ($self, $exit) = @_;
2447		2670
2448	return unless $self->type == cf::PLAYER;	2671	return unless $self->type == cf::PLAYER;
2449		2672
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2673	$self->enter_link;
2462		2674
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2675	(async {
2468	$self->deactivate_recursive; # just to be sure	2676	$Coro::current->{desc} = "enter_exit";
		2677
2469	unless (eval {	2678	unless (eval {
		2679	$self->deactivate_recursive; # just to be sure
		2680
		2681	# random map handling
		2682	{
		2683	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2684
		2685	prepare_random_map $exit
		2686	if $exit->slaying eq "/!";
		2687	}
		2688
		2689	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2690	my $x = $exit->stats->hp;
		2691	my $y = $exit->stats->sp;
		2692
2470	$self->goto ($slaying, $hp, $sp);	2693	$self->goto ($map, $x, $y);
2471		2694
		2695	# if exit is damned, update players death & WoR home-position
		2696	$self->contr->savebed ($map, $x, $y)
		2697	if $exit->flag (cf::FLAG_DAMNED);
		2698
2472	1;	2699	1
2473	}) {	2700	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2701	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	2702	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2703	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2704	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2705
2479	warn "ERROR in enter_exit: $@";	2706	warn "ERROR in enter_exit: $@";
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2734	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2735	the message unless the client supports the msg packet.
2509		2736
2510	=cut	2737	=cut
2511		2738
		2739	# non-persistent channels (usually the info channel)
		2740	our %CHANNEL = (
		2741	"c/identify" => {
		2742	id => "infobox",
		2743	title => "Identify",
		2744	reply => undef,
		2745	tooltip => "Items recently identified",
		2746	},
		2747	"c/examine" => {
		2748	id => "infobox",
		2749	title => "Examine",
		2750	reply => undef,
		2751	tooltip => "Signs and other items you examined",
		2752	},
		2753	"c/book" => {
		2754	id => "infobox",
		2755	title => "Book",
		2756	reply => undef,
		2757	tooltip => "The contents of a note or book",
		2758	},
		2759	"c/lookat" => {
		2760	id => "infobox",
		2761	title => "Look",
		2762	reply => undef,
		2763	tooltip => "What you saw there",
		2764	},
		2765	"c/who" => {
		2766	id => "infobox",
		2767	title => "Players",
		2768	reply => undef,
		2769	tooltip => "Shows players who are currently online",
		2770	},
		2771	"c/body" => {
		2772	id => "infobox",
		2773	title => "Body Parts",
		2774	reply => undef,
		2775	tooltip => "Shows which body parts you posess and are available",
		2776	},
		2777	"c/skills" => {
		2778	id => "infobox",
		2779	title => "Skills",
		2780	reply => undef,
		2781	tooltip => "Shows your experience per skill and item power",
		2782	},
		2783	"c/uptime" => {
		2784	id => "infobox",
		2785	title => "Uptime",
		2786	reply => undef,
		2787	tooltip => "How long the server has been running since last restart",
		2788	},
		2789	"c/mapinfo" => {
		2790	id => "infobox",
		2791	title => "Map Info",
		2792	reply => undef,
		2793	tooltip => "Information related to the maps",
		2794	},
		2795	"c/party" => {
		2796	id => "party",
		2797	title => "Party",
		2798	reply => "gsay ",
		2799	tooltip => "Messages and chat related to your party",
		2800	},
		2801	);
		2802
2512	sub cf::client::send_msg {	2803	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	2804	my ($self, $channel, $msg, $color, @extra) = @_;
2514		2805
2515	$msg = $self->pl->expand_cfpod ($msg);	2806	$msg = $self->pl->expand_cfpod ($msg)
		2807	unless $color & cf::NDI_VERBATIM;
2516		2808
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	2809	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		2810
		2811	# check predefined channels, for the benefit of C
		2812	if ($CHANNEL{$channel}) {
		2813	$channel = $CHANNEL{$channel};
		2814
		2815	$self->ext_msg (channel_info => $channel)
		2816	if $self->can_msg;
		2817
		2818	$channel = $channel->{id};
		2819
2519	if (ref $channel) {	2820	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	2821	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	2822	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	2823	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	2824	$self->ext_msg (channel_info => $channel)
		2825	if $self->can_msg;
2524	}	2826	}
2525		2827
2526	$channel = $channel->{id};	2828	$channel = $channel->{id};
2527	}	2829	}
2528		2830
2529	return unless @extra || length $msg;	2831	return unless @extra || length $msg;
2530		2832
2531	if ($self->can_msg) {	2833	if ($self->can_msg) {
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2834	# default colour, mask it out
		2835	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2836	if $color & cf::NDI_DEF;
		2837
		2838	my $pkt = "msg "
		2839	. $self->{json_coder}->encode (
		2840	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2841	);
		2842
		2843	# try lzf for large packets
		2844	$pkt = "lzf " . Compress::LZF::compress $pkt
		2845	if 1024 <= length $pkt and $self->{can_lzf};
		2846
		2847	# split very large packets
		2848	if (8192 < length $pkt and $self->{can_lzf}) {
		2849	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2850	$pkt = "frag";
		2851	}
		2852
		2853	$self->send_packet ($pkt);
2533	} else {	2854	} else {
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543
2544	if ($color >= 0) {	2855	if ($color >= 0) {
		2856	# replace some tags by gcfclient-compatible ones
		2857	for ($msg) {
		2858	1 while
		2859	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2860	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2861	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2862	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2863	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2864	}
		2865
		2866	$color &= cf::NDI_COLOR_MASK;
		2867
		2868	utf8::encode $msg;
		2869
2545	if (0 && $msg =~ /\[/) {	2870	if (0 && $msg =~ /\[/) {
		2871	# COMMAND/INFO
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	2872	$self->send_packet ("drawextinfo $color 10 8 $msg")
2547	} else {	2873	} else {
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2874	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2549	$self->send_packet ("drawinfo $color $msg")	2875	$self->send_packet ("drawinfo $color $msg")
2550	}	2876	}
2551	}	2877	}
…		…
2559	=cut	2885	=cut
2560		2886
2561	sub cf::client::ext_msg($$@) {	2887	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	2888	my ($self, $type, @msg) = @_;
2563		2889
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	2890	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2891	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	2892	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	2893	push @msg, msgtype => "event_$type";
		2894	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2895	}
		2896	}
		2897
		2898	=item $client->ext_reply ($msgid, @msg)
		2899
		2900	Sends an ext reply to the client.
		2901
		2902	=cut
		2903
		2904	sub cf::client::ext_reply($$@) {
		2905	my ($self, $id, @msg) = @_;
		2906
		2907	if ($self->extcmd == 2) {
		2908	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2909	} elsif ($self->extcmd == 1) {
		2910	#TODO: version 1, remove
		2911	unshift @msg, msgtype => "reply", msgid => $id;
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2912	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	2913	}
2572	}	2914	}
2573		2915
2574	=item $success = $client->query ($flags, "text", \&cb)	2916	=item $success = $client->query ($flags, "text", \&cb)
…		…
2636	my ($type, $reply, @payload) =	2978	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	2979	"ARRAY" eq ref $msg
2638	? @$msg	2980	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2981	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		2982
		2983	my @reply;
		2984
2641	if (my $cb = $EXTICMD{$type}) {	2985	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	2986	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	2987	}
		2988
		2989	$ns->ext_reply ($reply, @reply)
		2990	if $reply;
		2991
2647	} else {	2992	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2993	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	2994	}
2650		2995
2651	cf::override;	2996	cf::override;
…		…
2698	our $safe = new Safe "safe";	3043	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3044	our $safe_hole = new Safe::Hole;
2700		3045
2701	$SIG{FPE} = 'IGNORE';	3046	$SIG{FPE} = 'IGNORE';
2702		3047
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3048	$safe->permit_only (Opcode::opset qw(
		3049	:base_core :base_mem :base_orig :base_math
		3050	grepstart grepwhile mapstart mapwhile
		3051	sort time
		3052	));
2704		3053
2705	# here we export the classes and methods available to script code	3054	# here we export the classes and methods available to script code
2706		3055
2707	=pod	3056	=pod
2708		3057
2709	The following functions and methods are available within a safe environment:	3058	The following functions and methods are available within a safe environment:
2710		3059
2711	cf::object	3060	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3061	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3062	insert remove name archname title slaying race decrease split
2714		3063
2715	cf::object::player	3064	cf::object::player
2716	player	3065	player
2717		3066
2718	cf::player	3067	cf::player
…		…
2723		3072
2724	=cut	3073	=cut
2725		3074
2726	for (	3075	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3076	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3077	insert remove inv nrof name archname title slaying race
		3078	decrease split destroy change_exp)],
2729	["cf::object::player" => qw(player)],	3079	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3080	["cf::player" => qw(peaceful)],
2731	["cf::map" => qw(trigger)],	3081	["cf::map" => qw(trigger)],
2732	) {	3082	) {
2733	no strict 'refs';	3083	no strict 'refs';
…		…
2809	# the server's init and main functions	3159	# the server's init and main functions
2810		3160
2811	sub load_facedata($) {	3161	sub load_facedata($) {
2812	my ($path) = @_;	3162	my ($path) = @_;
2813		3163
		3164	# HACK to clear player env face cache, we need some signal framework
		3165	# for this (global event?)
		3166	%ext::player_env::MUSIC_FACE_CACHE = ();
		3167
		3168	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3169
2814	warn "loading facedata from $path\n";	3170	warn "loading facedata from $path\n";
2815		3171
2816	my $facedata;	3172	my $facedata;
2817	0 < aio_load $path, $facedata	3173	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3174	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3176	$facedata = Coro::Storable::thaw $facedata;
2821		3177
2822	$facedata->{version} == 2	3178	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3179	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3180
		3181	# patch in the exptable
		3182	$facedata->{resource}{"res/exp_table"} = {
		3183	type => FT_RSRC,
		3184	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3185	};
		3186	cf::cede_to_tick;
		3187
2825	{	3188	{
2826	my $faces = $facedata->{faceinfo};	3189	my $faces = $facedata->{faceinfo};
2827		3190
2828	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3192	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3193
2830	cf::face::set_visibility $idx, $info->{visibility};	3194	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3195	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3196	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3197	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3198
2835	cf::cede_to_tick;	3199	cf::cede_to_tick;
2836	}	3200	}
2837		3201
2838	while (my ($face, $info) = each %$faces) {	3202	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3203	next unless $info->{smooth};
		3204
2840	my $idx = cf::face::find $face	3205	my $idx = cf::face::find $face
2841	or next;	3206	or next;
		3207
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3208	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3209	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3210	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3211	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3212	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3229
2864	{	3230	{
2865	# TODO: for gcfclient pleasure, we should give resources	3231	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3232	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3233	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	if (my $soundconf = delete $res->{"res/sound.conf"}) {
2871	$soundconf = $enc->decode (delete $soundconf->{data});
2872	# todo
2873	}
2874		3234
2875	while (my ($name, $info) = each %$res) {	3235	while (my ($name, $info) = each %$res) {
2876	my $meta = $enc->encode ({	3236	if (defined $info->{type}) {
2877	name => $name,
2878	%{ $info->{meta} || {} },
2879	});
2880
2881	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3237	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3238	my $data;
2882		3239
2883	if ($info->{type} & 1) {	3240	if ($info->{type} & 1) {
2884	# prepend meta info	3241	# prepend meta info
2885		3242
		3243	my $meta = $enc->encode ({
		3244	name => $name,
		3245	%{ $info->{meta} || {} },
		3246	});
		3247
2886	my $data = pack "(w/a*)*", $meta, $info->{data};	3248	$data = pack "(w/a*)*", $meta, $info->{data};
2887	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3249	} else {
		3250	$data = $info->{data};
		3251	}
2888		3252
2889	cf::face::set_data $idx, 0, $data, $chk;	3253	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3254	cf::face::set_type $idx, $info->{type};
2890	} else {	3255	} else {
2891	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3256	$RESOURCE{$name} = $info;
2892	}	3257	}
2893		3258
2894	cf::face::set_type $idx, $info->{type};
2895
2896	cf::cede_to_tick;	3259	cf::cede_to_tick;
2897	}	3260	}
2898	}	3261	}
2899		3262
		3263	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3264
2900	1	3265	1
2901	}	3266	}
		3267
		3268	cf::global->attach (on_resource_update => sub {
		3269	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3270	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3271
		3272	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3273	my $sound = $soundconf->{compat}[$_]
		3274	or next;
		3275
		3276	my $face = cf::face::find "sound/$sound->[1]";
		3277	cf::sound::set $sound->[0] => $face;
		3278	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3279	}
		3280
		3281	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3282	my $face = cf::face::find "sound/$v";
		3283	cf::sound::set $k => $face;
		3284	}
		3285	}
		3286	});
2902		3287
2903	register_exticmd fx_want => sub {	3288	register_exticmd fx_want => sub {
2904	my ($ns, $want) = @_;	3289	my ($ns, $want) = @_;
2905		3290
2906	while (my ($k, $v) = each %$want) {	3291	while (my ($k, $v) = each %$want) {
2907	$ns->fx_want ($k, $v);	3292	$ns->fx_want ($k, $v);
2908	}	3293	}
2909	};	3294	};
2910		3295
		3296	sub load_resource_file($) {
		3297	my $guard = lock_acquire "load_resource_file";
		3298
		3299	my $status = load_resource_file_ $_[0];
		3300	get_slot 0.1, 100;
		3301	cf::arch::commit_load;
		3302
		3303	$status
		3304	}
		3305
2911	sub reload_regions {	3306	sub reload_regions {
		3307	# HACK to clear player env face cache, we need some signal framework
		3308	# for this (global event?)
		3309	%ext::player_env::MUSIC_FACE_CACHE = ();
		3310
2912	load_resource_file "$MAPDIR/regions"	3311	load_resource_file "$MAPDIR/regions"
2913	or die "unable to load regions file\n";	3312	or die "unable to load regions file\n";
2914		3313
2915	for (cf::region::list) {	3314	for (cf::region::list) {
2916	$_->{match} = qr/$_->{match}/	3315	$_->{match} = qr/$_->{match}/
…		…
2924	}	3323	}
2925		3324
2926	sub reload_archetypes {	3325	sub reload_archetypes {
2927	load_resource_file "$DATADIR/archetypes"	3326	load_resource_file "$DATADIR/archetypes"
2928	or die "unable to load archetypes\n";	3327	or die "unable to load archetypes\n";
2929	#d# NEED to laod twice to resolve forward references
2930	# this really needs to be done in an extra post-pass
2931	# (which needs to be synchronous, so solve it differently)
2932	load_resource_file "$DATADIR/archetypes"
2933	or die "unable to load archetypes\n";
2934	}	3328	}
2935		3329
2936	sub reload_treasures {	3330	sub reload_treasures {
2937	load_resource_file "$DATADIR/treasures"	3331	load_resource_file "$DATADIR/treasures"
2938	or die "unable to load treasurelists\n";	3332	or die "unable to load treasurelists\n";
2939	}	3333	}
2940		3334
2941	sub reload_resources {	3335	sub reload_resources {
2942	warn "reloading resource files...\n";	3336	warn "reloading resource files...\n";
2943		3337
		3338	reload_facedata;
		3339	reload_archetypes;
2944	reload_regions;	3340	reload_regions;
2945	reload_facedata;
2946	#reload_archetypes;#d#
2947	reload_archetypes;
2948	reload_treasures;	3341	reload_treasures;
2949		3342
2950	warn "finished reloading resource files\n";	3343	warn "finished reloading resource files\n";
2951	}	3344	}
2952		3345
2953	sub init {	3346	sub init {
		3347	my $guard = freeze_mainloop;
		3348
		3349	evthread_start IO::AIO::poll_fileno;
		3350
2954	reload_resources;	3351	reload_resources;
2955	}	3352	}
2956		3353
2957	sub cfg_load {	3354	sub reload_config {
2958	open my $fh, "<:utf8", "$CONFDIR/config"	3355	open my $fh, "<:utf8", "$CONFDIR/config"
2959	or return;	3356	or return;
2960		3357
2961	local $/;	3358	local $/;
2962	*CFG = YAML::Syck::Load <$fh>;	3359	*CFG = YAML::Load <$fh>;
2963		3360
2964	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3361	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2965		3362
2966	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3363	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2967	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3364	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2973	};	3370	};
2974	warn $@ if $@;	3371	warn $@ if $@;
2975	}	3372	}
2976	}	3373	}
2977		3374
		3375	sub pidfile() {
		3376	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3377	or die "$PIDFILE: $!";
		3378	flock $fh, &Fcntl::LOCK_EX
		3379	or die "$PIDFILE: flock: $!";
		3380	$fh
		3381	}
		3382
		3383	# make sure only one server instance is running at any one time
		3384	sub atomic {
		3385	my $fh = pidfile;
		3386
		3387	my $pid = <$fh>;
		3388	kill 9, $pid if $pid > 0;
		3389
		3390	seek $fh, 0, 0;
		3391	print $fh $$;
		3392	}
		3393
2978	sub main {	3394	sub main {
		3395	atomic;
		3396
2979	# we must not ever block the main coroutine	3397	# we must not ever block the main coroutine
2980	local $Coro::idle = sub {	3398	local $Coro::idle = sub {
2981	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3399	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2982	(async {	3400	(async {
2983	Event::one_event;	3401	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3402	EV::loop EV::LOOP_ONESHOT;
2984	})->prio (Coro::PRIO_MAX);	3403	})->prio (Coro::PRIO_MAX);
2985	};	3404	};
2986		3405
2987	cfg_load;	3406	{
		3407	my $guard = freeze_mainloop;
		3408	reload_config;
2988	db_init;	3409	db_init;
2989	load_extensions;	3410	load_extensions;
2990		3411
2991	$TICK_WATCHER->start;	3412	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3413	}
		3414
		3415	utime time, time, $RUNTIMEFILE;
		3416
		3417	# no (long-running) fork's whatsoever before this point(!)
		3418	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3419
2992	Event::loop;	3420	EV::loop;
2993	}	3421	}
2994		3422
2995	#############################################################################	3423	#############################################################################
2996	# initialisation and cleanup	3424	# initialisation and cleanup
2997		3425
2998	# install some emergency cleanup handlers	3426	# install some emergency cleanup handlers
2999	BEGIN {	3427	BEGIN {
		3428	our %SIGWATCHER = ();
3000	for my $signal (qw(INT HUP TERM)) {	3429	for my $signal (qw(INT HUP TERM)) {
3001	Event->signal (	3430	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3002	reentrant => 0,
3003	data => WF_AUTOCANCEL,
3004	signal => $signal,
3005	prio => 0,
3006	cb => sub {
3007	cf::cleanup "SIG$signal";	3431	cf::cleanup "SIG$signal";
3008	},
3009	);	3432	};
3010	}	3433	}
3011	}	3434	}
3012		3435
3013	sub write_runtime {	3436	sub write_runtime_sync {
3014	my $runtime = "$LOCALDIR/runtime";
3015
3016	# first touch the runtime file to show we are still running:	3437	# first touch the runtime file to show we are still running:
3017	# the fsync below can take a very very long time.	3438	# the fsync below can take a very very long time.
3018		3439
3019	IO::AIO::aio_utime $runtime, undef, undef;	3440	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3020		3441
3021	my $guard = cf::lock_acquire "write_runtime";	3442	my $guard = cf::lock_acquire "write_runtime";
3022		3443
3023	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3444	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3024	or return;	3445	or return;
3025		3446
3026	my $value = $cf::RUNTIME + 90 + 10;	3447	my $value = $cf::RUNTIME + 90 + 10;
3027	# 10 is the runtime save interval, for a monotonic clock	3448	# 10 is the runtime save interval, for a monotonic clock
3028	# 60 allows for the watchdog to kill the server.	3449	# 60 allows for the watchdog to kill the server.
…		…
3038	aio_utime $fh, undef, undef;	3459	aio_utime $fh, undef, undef;
3039		3460
3040	close $fh	3461	close $fh
3041	or return;	3462	or return;
3042		3463
3043	aio_rename "$runtime~", $runtime	3464	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3044	and return;	3465	and return;
3045		3466
3046	warn "runtime file written.\n";	3467	warn "runtime file written.\n";
3047		3468
3048	1	3469	1
		3470	}
		3471
		3472	our $uuid_lock;
		3473	our $uuid_skip;
		3474
		3475	sub write_uuid_sync($) {
		3476	$uuid_skip ||= $_[0];
		3477
		3478	return if $uuid_lock;
		3479	local $uuid_lock = 1;
		3480
		3481	my $uuid = "$LOCALDIR/uuid";
		3482
		3483	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3484	or return;
		3485
		3486	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3487	$uuid_skip = 0;
		3488
		3489	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3490	and return;
		3491
		3492	# always fsync - this file is important
		3493	aio_fsync $fh
		3494	and return;
		3495
		3496	close $fh
		3497	or return;
		3498
		3499	aio_rename "$uuid~", $uuid
		3500	and return;
		3501
		3502	warn "uuid file written ($value).\n";
		3503
		3504	1
		3505
		3506	}
		3507
		3508	sub write_uuid($$) {
		3509	my ($skip, $sync) = @_;
		3510
		3511	$sync ? write_uuid_sync $skip
		3512	: async { write_uuid_sync $skip };
3049	}	3513	}
3050		3514
3051	sub emergency_save() {	3515	sub emergency_save() {
3052	my $freeze_guard = cf::freeze_mainloop;	3516	my $freeze_guard = cf::freeze_mainloop;
3053		3517
…		…
3059	# and maps saved/destroyed asynchronously.	3523	# and maps saved/destroyed asynchronously.
3060	warn "begin emergency player save\n";	3524	warn "begin emergency player save\n";
3061	for my $login (keys %cf::PLAYER) {	3525	for my $login (keys %cf::PLAYER) {
3062	my $pl = $cf::PLAYER{$login} or next;	3526	my $pl = $cf::PLAYER{$login} or next;
3063	$pl->valid or next;	3527	$pl->valid or next;
		3528	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3064	$pl->save;	3529	$pl->save;
3065	}	3530	}
3066	warn "end emergency player save\n";	3531	warn "end emergency player save\n";
3067		3532
3068	warn "begin emergency map save\n";	3533	warn "begin emergency map save\n";
…		…
3074	warn "end emergency map save\n";	3539	warn "end emergency map save\n";
3075		3540
3076	warn "begin emergency database checkpoint\n";	3541	warn "begin emergency database checkpoint\n";
3077	BDB::db_env_txn_checkpoint $DB_ENV;	3542	BDB::db_env_txn_checkpoint $DB_ENV;
3078	warn "end emergency database checkpoint\n";	3543	warn "end emergency database checkpoint\n";
		3544
		3545	warn "begin write uuid\n";
		3546	write_uuid_sync 1;
		3547	warn "end write uuid\n";
3079	};	3548	};
3080		3549
3081	warn "leave emergency perl save\n";	3550	warn "leave emergency perl save\n";
3082	}	3551	}
3083		3552
3084	sub post_cleanup {	3553	sub post_cleanup {
3085	my ($make_core) = @_;	3554	my ($make_core) = @_;
3086		3555
3087	warn Carp::longmess "post_cleanup backtrace"	3556	warn Carp::longmess "post_cleanup backtrace"
3088	if $make_core;	3557	if $make_core;
		3558
		3559	my $fh = pidfile;
		3560	unlink $PIDFILE if <$fh> == $$;
		3561	}
		3562
		3563	# a safer delete_package, copied from Symbol
		3564	sub clear_package($) {
		3565	my $pkg = shift;
		3566
		3567	# expand to full symbol table name if needed
		3568	unless ($pkg =~ /^main::.*::$/) {
		3569	$pkg = "main$pkg" if $pkg =~ /^::/;
		3570	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3571	$pkg .= '::' unless $pkg =~ /::$/;
		3572	}
		3573
		3574	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3575	my $stem_symtab = *{$stem}{HASH};
		3576
		3577	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3578	or return;
		3579
		3580	# clear all symbols
		3581	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3582	for my $name (keys %$leaf_symtab) {
		3583	_gv_clear *{"$pkg$name"};
		3584	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3585	}
		3586	warn "cleared package $pkg\n";#d#
3089	}	3587	}
3090		3588
3091	sub do_reload_perl() {	3589	sub do_reload_perl() {
3092	# can/must only be called in main	3590	# can/must only be called in main
3093	if ($Coro::current != $Coro::main) {	3591	if ($Coro::current != $Coro::main) {
3094	warn "can only reload from main coroutine";	3592	warn "can only reload from main coroutine";
3095	return;	3593	return;
3096	}	3594	}
3097		3595
		3596	return if $RELOAD++;
		3597
		3598	while ($RELOAD) {
3098	warn "reloading...";	3599	warn "reloading...";
3099		3600
3100	warn "entering sync_job";	3601	warn "entering sync_job";
3101		3602
3102	cf::sync_job {	3603	cf::sync_job {
3103	cf::write_runtime; # external watchdog should not bark	3604	cf::write_runtime_sync; # external watchdog should not bark
3104	cf::emergency_save;	3605	cf::emergency_save;
3105	cf::write_runtime; # external watchdog should not bark	3606	cf::write_runtime_sync; # external watchdog should not bark
3106		3607
3107	warn "syncing database to disk";	3608	warn "syncing database to disk";
3108	BDB::db_env_txn_checkpoint $DB_ENV;	3609	BDB::db_env_txn_checkpoint $DB_ENV;
3109		3610
3110	# if anything goes wrong in here, we should simply crash as we already saved	3611	# if anything goes wrong in here, we should simply crash as we already saved
3111		3612
3112	warn "cancelling all WF_AUTOCANCEL watchers";
3113	for (Event::all_watchers) {
3114	$_->cancel if $_->data & WF_AUTOCANCEL;
3115	}
3116
3117	warn "flushing outstanding aio requests";	3613	warn "flushing outstanding aio requests";
3118	for (;;) {
3119	BDB::flush;
3120	IO::AIO::flush;
3121	Coro::cede;
3122	last unless IO::AIO::nreqs || BDB::nreqs;	3614	while (IO::AIO::nreqs || BDB::nreqs) {
3123	warn "iterate...";	3615	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3124	}
3125
3126	++$RELOAD;
3127
3128	warn "cancelling all extension coros";
3129	$_->cancel for values %EXT_CORO;
3130	%EXT_CORO = ();
3131
3132	warn "removing commands";
3133	%COMMAND = ();
3134
3135	warn "removing ext/exti commands";
3136	%EXTCMD = ();
3137	%EXTICMD = ();
3138
3139	warn "unloading/nuking all extensions";
3140	for my $pkg (@EXTS) {
3141	warn "... unloading $pkg";
3142
3143	if (my $cb = $pkg->can ("unload")) {
3144	eval {
3145	$cb->($pkg);
3146	1
3147	} or warn "$pkg unloaded, but with errors: $@";
3148	}	3616	}
3149		3617
3150	warn "... nuking $pkg";	3618	warn "cancelling all extension coros";
3151	Symbol::delete_package $pkg;	3619	$_->cancel for values %EXT_CORO;
3152	}	3620	%EXT_CORO = ();
3153		3621
3154	warn "unloading all perl modules loaded from $LIBDIR";	3622	warn "removing commands";
3155	while (my ($k, $v) = each %INC) {	3623	%COMMAND = ();
3156	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3157		3624
		3625	warn "removing ext/exti commands";
		3626	%EXTCMD = ();
		3627	%EXTICMD = ();
		3628
		3629	warn "unloading/nuking all extensions";
		3630	for my $pkg (@EXTS) {
3158	warn "... unloading $k";	3631	warn "... unloading $pkg";
3159	delete $INC{$k};
3160		3632
3161	$k =~ s/\.pm$//;
3162	$k =~ s/\//::/g;
3163
3164	if (my $cb = $k->can ("unload_module")) {	3633	if (my $cb = $pkg->can ("unload")) {
		3634	eval {
3165	$cb->();	3635	$cb->($pkg);
		3636	1
		3637	} or warn "$pkg unloaded, but with errors: $@";
		3638	}
		3639
		3640	warn "... clearing $pkg";
		3641	clear_package $pkg;
3166	}	3642	}
3167		3643
3168	Symbol::delete_package $k;	3644	warn "unloading all perl modules loaded from $LIBDIR";
		3645	while (my ($k, $v) = each %INC) {
		3646	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3647
		3648	warn "... unloading $k";
		3649	delete $INC{$k};
		3650
		3651	$k =~ s/\.pm$//;
		3652	$k =~ s/\//::/g;
		3653
		3654	if (my $cb = $k->can ("unload_module")) {
		3655	$cb->();
		3656	}
		3657
		3658	clear_package $k;
3169	}	3659	}
3170		3660
3171	warn "getting rid of safe::, as good as possible";	3661	warn "getting rid of safe::, as good as possible";
3172	Symbol::delete_package "safe::$_"	3662	clear_package "safe::$_"
3173	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3663	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3174		3664
3175	warn "unloading cf.pm \"a bit\"";	3665	warn "unloading cf.pm \"a bit\"";
3176	delete $INC{"cf.pm"};	3666	delete $INC{"cf.pm"};
3177	delete $INC{"cf/pod.pm"};	3667	delete $INC{"cf/pod.pm"};
3178		3668
3179	# don't, removes xs symbols, too,	3669	# don't, removes xs symbols, too,
3180	# and global variables created in xs	3670	# and global variables created in xs
3181	#Symbol::delete_package __PACKAGE__;	3671	#clear_package __PACKAGE__;
3182		3672
3183	warn "unload completed, starting to reload now";	3673	warn "unload completed, starting to reload now";
3184		3674
3185	warn "reloading cf.pm";	3675	warn "reloading cf.pm";
3186	require cf;	3676	require cf;
3187	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3677	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3188		3678
3189	warn "loading config and database again";	3679	warn "loading config and database again";
3190	cf::cfg_load;	3680	cf::reload_config;
3191		3681
3192	warn "loading extensions";	3682	warn "loading extensions";
3193	cf::load_extensions;	3683	cf::load_extensions;
3194		3684
3195	warn "reattaching attachments to objects/players";	3685	warn "reattaching attachments to objects/players";
3196	_global_reattach; # objects, sockets	3686	_global_reattach; # objects, sockets
3197	warn "reattaching attachments to maps";	3687	warn "reattaching attachments to maps";
3198	reattach $_ for values %MAP;	3688	reattach $_ for values %MAP;
3199	warn "reattaching attachments to players";	3689	warn "reattaching attachments to players";
3200	reattach $_ for values %PLAYER;	3690	reattach $_ for values %PLAYER;
3201		3691
3202	warn "leaving sync_job";	3692	warn "leaving sync_job";
3203		3693
3204	1	3694	1
3205	} or do {	3695	} or do {
3206	warn $@;	3696	warn $@;
3207	warn "error while reloading, exiting.";	3697	cf::cleanup "error while reloading, exiting.";
3208	exit 1;
3209	};	3698	};
3210		3699
3211	warn "reloaded";	3700	warn "reloaded";
		3701	--$RELOAD;
		3702	}
3212	};	3703	};
3213		3704
3214	our $RELOAD_WATCHER; # used only during reload	3705	our $RELOAD_WATCHER; # used only during reload
3215		3706
3216	sub reload_perl() {	3707	sub reload_perl() {
3217	# doing reload synchronously and two reloads happen back-to-back,	3708	# doing reload synchronously and two reloads happen back-to-back,
3218	# coro crashes during coro_state_free->destroy here.	3709	# coro crashes during coro_state_free->destroy here.
3219		3710
3220	$RELOAD_WATCHER ||= Event->timer (	3711	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3221	reentrant => 0,
3222	after => 0,
3223	data => WF_AUTOCANCEL,
3224	cb => sub {
3225	do_reload_perl;	3712	do_reload_perl;
3226	undef $RELOAD_WATCHER;	3713	undef $RELOAD_WATCHER;
3227	},
3228	);	3714	};
3229	}	3715	}
3230		3716
3231	register_command "reload" => sub {	3717	register_command "reload" => sub {
3232	my ($who, $arg) = @_;	3718	my ($who, $arg) = @_;
3233		3719
3234	if ($who->flag (FLAG_WIZ)) {	3720	if ($who->flag (FLAG_WIZ)) {
3235	$who->message ("reloading server.");	3721	$who->message ("reloading server.");
		3722	async {
		3723	$Coro::current->{desc} = "perl_reload";
3236	async { reload_perl };	3724	reload_perl;
		3725	};
3237	}	3726	}
3238	};	3727	};
3239		3728
3240	unshift @INC, $LIBDIR;	3729	unshift @INC, $LIBDIR;
3241		3730
…		…
3243		3732
3244	our @WAIT_FOR_TICK;	3733	our @WAIT_FOR_TICK;
3245	our @WAIT_FOR_TICK_BEGIN;	3734	our @WAIT_FOR_TICK_BEGIN;
3246		3735
3247	sub wait_for_tick {	3736	sub wait_for_tick {
3248	return unless $TICK_WATCHER->is_active;
3249	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3250		3738
3251	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3252	push @WAIT_FOR_TICK, $signal;	3740	push @WAIT_FOR_TICK, $signal;
3253	$signal->wait;	3741	$signal->wait;
3254	}	3742	}
3255		3743
3256	sub wait_for_tick_begin {	3744	sub wait_for_tick_begin {
3257	return unless $TICK_WATCHER->is_active;
3258	return if $Coro::current == $Coro::main;	3745	return if tick_inhibit || $Coro::current == $Coro::main;
3259		3746
3260	my $signal = new Coro::Signal;	3747	my $signal = new Coro::Signal;
3261	push @WAIT_FOR_TICK_BEGIN, $signal;	3748	push @WAIT_FOR_TICK_BEGIN, $signal;
3262	$signal->wait;	3749	$signal->wait;
3263	}	3750	}
3264		3751
3265	my $min = 1e6;#d#	3752	sub tick {
3266	my $avg = 10;
3267	$TICK_WATCHER = Event->timer (
3268	reentrant => 0,
3269	parked => 1,
3270	prio => 0,
3271	at => $NEXT_TICK || $TICK,
3272	data => WF_AUTOCANCEL,
3273	cb => sub {
3274	if ($Coro::current != $Coro::main) {	3753	if ($Coro::current != $Coro::main) {
3275	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3754	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3276	unless ++$bug_warning > 10;	3755	unless ++$bug_warning > 10;
3277	return;	3756	return;
3278	}	3757	}
3279		3758
3280	$NOW = $tick_start = Event::time;
3281
3282	cf::server_tick; # one server iteration	3759	cf::server_tick; # one server iteration
3283		3760
3284	0 && sync_job {#d#	3761	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3285	for(1..10) {	3762	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3286	my $t = Event::time;	3763	Coro::async_pool {
3287	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3764	$Coro::current->{desc} = "runtime saver";
3288	or die;	3765	write_runtime_sync
3289		3766	or warn "ERROR: unable to write runtime file: $!";
3290	$map->width (50);
3291	$map->height (50);
3292	$map->alloc;
3293	$map->_load_objects ("/tmp/x.map", 1);
3294	my $t = Event::time - $t;
3295
3296	#next unless $t < 0.0013;#d#
3297	if ($t < $min) {
3298	$min = $t;
3299	}
3300	$avg = $avg * 0.99 + $t * 0.01;
3301	}
3302	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3303	exit 0;
3304	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3305	};	3767	};
		3768	}
3306		3769
3307	$RUNTIME += $TICK;
3308	$NEXT_TICK += $TICK;
3309
3310	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3311	$NEXT_RUNTIME_WRITE = $NOW + 10;
3312	Coro::async_pool {
3313	write_runtime
3314	or warn "ERROR: unable to write runtime file: $!";
3315	};
3316	}
3317
3318	# my $AFTER = Event::time;
3319	# warn $AFTER - $NOW;#d#
3320
3321	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3770	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3322	$sig->send;	3771	$sig->send;
3323	}	3772	}
3324	while (my $sig = shift @WAIT_FOR_TICK) {	3773	while (my $sig = shift @WAIT_FOR_TICK) {
3325	$sig->send;	3774	$sig->send;
3326	}	3775	}
3327		3776
3328	$NOW = Event::time;	3777	$LOAD = ($NOW - $TICK_START) / $TICK;
3329
3330	# if we are delayed by four ticks or more, skip them all
3331	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3332
3333	$TICK_WATCHER->at ($NEXT_TICK);
3334	$TICK_WATCHER->start;
3335
3336	$LOAD = ($NOW - $tick_start) / $TICK;
3337	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3778	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3338		3779
3339	_post_tick;	3780	if (0) {
3340		3781	if ($NEXT_TICK) {
3341		3782	my $jitter = $TICK_START - $NEXT_TICK;
		3783	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3784	warn "jitter $JITTER\n";#d#
		3785	}
3342	},	3786	}
3343	);	3787	}
3344		3788
3345	{	3789	{
3346	BDB::max_poll_time $TICK * 0.1;	3790	# configure BDB
3347	$BDB_POLL_WATCHER = Event->io (	3791
3348	reentrant => 0,
3349	fd => BDB::poll_fileno,
3350	poll => 'r',
3351	prio => 0,
3352	data => WF_AUTOCANCEL,
3353	cb => \&BDB::poll_cb,
3354	);
3355	BDB::min_parallel 8;	3792	BDB::min_parallel 8;
3356		3793	BDB::max_poll_reqs $TICK * 0.1;
3357	BDB::set_sync_prepare {	3794	$AnyEvent::BDB::WATCHER->priority (1);
3358	my $status;
3359	my $current = $Coro::current;
3360	(
3361	sub {
3362	$status = $!;
3363	$current->ready; undef $current;
3364	},
3365	sub {
3366	Coro::schedule while defined $current;
3367	$! = $status;
3368	},
3369	)
3370	};
3371		3795
3372	unless ($DB_ENV) {	3796	unless ($DB_ENV) {
3373	$DB_ENV = BDB::db_env_create;	3797	$DB_ENV = BDB::db_env_create;
		3798	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3799	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3800	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3801	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3802	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3374		3803
3375	cf::sync_job {	3804	cf::sync_job {
3376	eval {	3805	eval {
3377	BDB::db_env_open	3806	BDB::db_env_open
3378	$DB_ENV,	3807	$DB_ENV,
…		…
3380	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3809	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3381	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3810	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3382	0666;	3811	0666;
3383		3812
3384	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3813	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3385
3386	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3387	$DB_ENV->set_lk_detect;
3388	};	3814	};
3389		3815
3390	cf::cleanup "db_env_open(db): $@" if $@;	3816	cf::cleanup "db_env_open(db): $@" if $@;
3391	};	3817	};
3392	}	3818	}
		3819
		3820	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3821	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3822	};
		3823	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3824	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3825	};
		3826	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3827	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3828	};
3393	}	3829	}
3394		3830
3395	{	3831	{
		3832	# configure IO::AIO
		3833
3396	IO::AIO::min_parallel 8;	3834	IO::AIO::min_parallel 8;
3397
3398	undef $Coro::AIO::WATCHER;
3399	IO::AIO::max_poll_time $TICK * 0.1;	3835	IO::AIO::max_poll_time $TICK * 0.1;
3400	$AIO_POLL_WATCHER = Event->io (	3836	undef $AnyEvent::AIO::WATCHER;
3401	reentrant => 0,
3402	data => WF_AUTOCANCEL,
3403	fd => IO::AIO::poll_fileno,
3404	poll => 'r',
3405	prio => 6,
3406	cb => \&IO::AIO::poll_cb,
3407	);
3408	}	3837	}
3409		3838
3410	my $_log_backtrace;	3839	my $_log_backtrace;
3411		3840
3412	sub _log_backtrace {	3841	sub _log_backtrace {
…		…
3415	$msg =~ s/\n//;	3844	$msg =~ s/\n//;
3416		3845
3417	# limit the # of concurrent backtraces	3846	# limit the # of concurrent backtraces
3418	if ($_log_backtrace < 2) {	3847	if ($_log_backtrace < 2) {
3419	++$_log_backtrace;	3848	++$_log_backtrace;
		3849	my $perl_bt = Carp::longmess $msg;
3420	async {	3850	async {
		3851	$Coro::current->{desc} = "abt $msg";
		3852
3421	my @bt = fork_call {	3853	my @bt = fork_call {
3422	@addr = map { sprintf "%x", $_ } @addr;	3854	@addr = map { sprintf "%x", $_ } @addr;
3423	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3855	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3424	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3856	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3425	or die "addr2line: $!";	3857	or die "addr2line: $!";
…		…
3433	}	3865	}
3434		3866
3435	@funcs	3867	@funcs
3436	};	3868	};
3437		3869
3438	LOG llevInfo, "[ABT] $msg\n";	3870	LOG llevInfo, "[ABT] $perl_bt\n";
		3871	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3439	LOG llevInfo, "[ABT] $_\n" for @bt;	3872	LOG llevInfo, "[ABT] $_\n" for @bt;
3440	--$_log_backtrace;	3873	--$_log_backtrace;
3441	};	3874	};
3442	} else {	3875	} else {
3443	LOG llevInfo, "[ABT] $msg\n";	3876	LOG llevInfo, "[ABT] $msg\n";

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