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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.321 by root, Thu Jul 26 21:44:43 2007 UTC vs.
Revision 1.456 by root, Tue Sep 30 04:00:35 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 $TICK_START; # for load detecting purposes
		132
		133	our @POST_INIT;
101		134
102	binmode STDOUT;	135	binmode STDOUT;
103	binmode STDERR;	136	binmode STDERR;
104		137
105	# read virtual server time, if available	138	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	139	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	140	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	141	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	142	$RUNTIME = <$fh> + 0.;
110	}	143	}
111		144
112	mkdir $_	145	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	146	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		191
159	The raw value load value from the last tick.	192	The raw value load value from the last tick.
160		193
161	=item %cf::CFG	194	=item %cf::CFG
162		195
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	196	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	197	from wherever your confdir points to.
165		198
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	199	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		200
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	201	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	219	$msg .= "\n"
187	unless $msg =~ /\n$/;	220	unless $msg =~ /\n$/;
188		221
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	222	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		223
191	utf8::encode $msg;
192	LOG llevError, $msg;	224	LOG llevError, $msg;
193	};	225	};
194	}	226	}
		227
		228	$Coro::State::DIEHOOK = sub {
		229	return unless $^S eq 0; # "eq", not "=="
		230
		231	if ($Coro::current == $Coro::main) {#d#
		232	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		233	return;#d#
		234	}#d#
		235
		236	# kill coroutine otherwise
		237	warn Carp::longmess $_[0];
		238	Coro::terminate
		239	};
		240
		241	$SIG{__DIE__} = sub { }; #d#?
195		242
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	243	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	244	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	245	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	246	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	253	for my $pkg (qw(
207	cf::global cf::attachable	254	cf::global cf::attachable
208	cf::object cf::object::player	255	cf::object cf::object::player
209	cf::client cf::player	256	cf::client cf::player
210	cf::arch cf::living	257	cf::arch cf::living
		258	cf::map cf::mapspace
211	cf::map cf::party cf::region	259	cf::party cf::region
212	)) {	260	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	261	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	262	}
216		263
217	$Event::DIED = sub {	264	$EV::DIED = sub {
218	warn "error in event callback: @_";	265	warn "error in event callback: @_";
219	};	266	};
220		267
221	#############################################################################	268	#############################################################################
222		269
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	292	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	293	$d
247	} || "[unable to dump $_[0]: '$@']";	294	} || "[unable to dump $_[0]: '$@']";
248	}	295	}
249		296
250	=item $ref = cf::from_json $json	297	=item $ref = cf::decode_json $json
251		298
252	Converts a JSON string into the corresponding perl data structure.	299	Converts a JSON string into the corresponding perl data structure.
253		300
254	=item $json = cf::to_json $ref	301	=item $json = cf::encode_json $ref
255		302
256	Converts a perl data structure into its JSON representation.	303	Converts a perl data structure into its JSON representation.
257		304
258	=cut	305	=cut
259		306
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	307	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		308
262	sub to_json ($) { $json_coder->encode ($_[0]) }	309	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	310	sub decode_json($) { $json_coder->decode ($_[0]) }
		311
		312	=item cf::post_init { BLOCK }
		313
		314	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		315	but I<before> the server starts ticking again.
		316
		317	The cdoeblock will have a single boolean argument to indicate whether this
		318	is a reload or not.
		319
		320	=cut
		321
		322	sub post_init(&) {
		323	push @POST_INIT, shift;
		324	}
264		325
265	=item cf::lock_wait $string	326	=item cf::lock_wait $string
266		327
267	Wait until the given lock is available. See cf::lock_acquire.	328	Wait until the given lock is available. See cf::lock_acquire.
268		329
…		…
271	Wait until the given lock is available and then acquires it and returns	332	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,	333	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	334	for example when the coroutine gets canceled), the lock is automatically
274	returned.	335	returned.
275		336
		337	Locks are *not* recursive, locking from the same coro twice results in a
		338	deadlocked coro.
		339
276	Lock names should begin with a unique identifier (for example, cf::map::find	340	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	341	uses map_find and cf::map::load uses map_load).
278		342
279	=item $locked = cf::lock_active $string	343	=item $locked = cf::lock_active $string
280		344
281	Return true if the lock is currently active, i.e. somebody has locked it.	345	Return true if the lock is currently active, i.e. somebody has locked it.
282		346
283	=cut	347	=cut
284		348
285	our %LOCK;	349	our %LOCK;
		350	our %LOCKER;#d#
286		351
287	sub lock_wait($) {	352	sub lock_wait($) {
288	my ($key) = @_;	353	my ($key) = @_;
289		354
		355	if ($LOCKER{$key} == $Coro::current) {#d#
		356	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		357	return;#d#
		358	}#d#
		359
290	# wait for lock, if any	360	# wait for lock, if any
291	while ($LOCK{$key}) {	361	while ($LOCK{$key}) {
		362	#local $Coro::current->{desc} = "$Coro::current->{desc} <waiting for lock $key>";
292	push @{ $LOCK{$key} }, $Coro::current;	363	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	364	Coro::schedule;
294	}	365	}
295	}	366	}
296		367
…		…
299		370
300	# wait, to be sure we are not locked	371	# wait, to be sure we are not locked
301	lock_wait $key;	372	lock_wait $key;
302		373
303	$LOCK{$key} = [];	374	$LOCK{$key} = [];
		375	$LOCKER{$key} = $Coro::current;#d#
304		376
305	Coro::guard {	377	Coro::guard {
		378	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	379	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	380	$_->ready for @{ delete $LOCK{$key} };
308	}	381	}
309	}	382	}
310		383
…		…
313		386
314	! ! $LOCK{$key}	387	! ! $LOCK{$key}
315	}	388	}
316		389
317	sub freeze_mainloop {	390	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	391	tick_inhibit_inc;
319		392
320	my $guard = Coro::guard {	393	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	394	}
322	};	395
323	$TICK_WATCHER->stop;	396	=item cf::periodic $interval, $cb
324	$guard	397
		398	Like EV::periodic, but randomly selects a starting point so that the actions
		399	get spread over timer.
		400
		401	=cut
		402
		403	sub periodic($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
325	}	409	}
326		410
327	=item cf::get_slot $time[, $priority[, $name]]	411	=item cf::get_slot $time[, $priority[, $name]]
328		412
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	424	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	425	our $SLOT_QUEUE;
342		426
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	428	$SLOT_QUEUE = Coro::async {
		429	$Coro::current->desc ("timeslot manager");
		430
345	my $signal = new Coro::Signal;	431	my $signal = new Coro::Signal;
346		432
347	while () {	433	while () {
348	next_job:	434	next_job:
349	my $avail = cf::till_tick;	435	my $avail = cf::till_tick;
…		…
357	}	443	}
358	}	444	}
359	}	445	}
360		446
361	if (@SLOT_QUEUE) {	447	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	449	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	450	$signal->wait;
365	} else {	451	} else {
366	Coro::schedule;	452	Coro::schedule;
367	}	453	}
368	}	454	}
369	};	455	};
370		456
371	sub get_slot($;$$) {	457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
372	my ($time, $pri, $name) = @_;	460	my ($time, $pri, $name) = @_;
373		461
374	$time = $TICK * .6 if $time > $TICK * .6;	462	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	463	my $sig = new Coro::Signal;
376		464
…		…
390		478
391	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
392		480
393	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
394		482
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	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	484	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	485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	486	acceptable.
399		487
400	If it must be done, put the blocking parts into C<sync_job>. This will run	488	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	489	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		494
407	sub sync_job(&) {	495	sub sync_job(&) {
408	my ($job) = @_;	496	my ($job) = @_;
409		497
410	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	499	my $time = EV::time;
412		500
413	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
415		503
416	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	505
418	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
419		507
420	my $busy = 1;	508	my $busy = 1;
421	my @res;	509	my @res;
422		510
423	(async {	511	(async {
		512	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	513	@res = eval { $job->() };
425	warn $@ if $@;	514	warn $@ if $@;
426	undef $busy;	515	undef $busy;
427	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
428		517
429	while ($busy) {	518	while ($busy) {
430	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
431	}	523	}
		524	}
432		525
433	$time = Event::time - $time;	526	my $time = EV::time - $time;
434		527
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	528	$TICK_START += $time; # do not account sync jobs to server load
439		529
440	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
441	} else {	531	} else {
442	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
443		533
…		…
468	=item fork_call { }, $args	558	=item fork_call { }, $args
469		559
470	Executes the given code block with the given arguments in a seperate	560	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	562	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
474		564
475	=cut	565	=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		566
486	sub fork_call(&@) {	567	sub fork_call(&@) {
487	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
488		569
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	570	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	571	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	572	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		573
494	if (my $pid = fork) {	574	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;	575	reset_signals;
508	local $SIG{__WARN__};	576	&$cb
509	local $SIG{__DIE__};	577	}, @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		578
516	eval {	579	wantarray ? @res : $res[-1]
517	close $fh1;	580	}
518		581
519	my @res = eval { $cb->(@args) };	582	=item $coin = coin_from_name $name
520		583
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	584	=cut
522	close $fh2;
523	};
524		585
525	warn $@ if $@;	586	our %coin_alias = (
526	_exit 0;	587	"silver" => "silvercoin",
527	}	588	"silvercoin" => "silvercoin",
		589	"silvercoins" => "silvercoin",
		590	"gold" => "goldcoin",
		591	"goldcoin" => "goldcoin",
		592	"goldcoins" => "goldcoin",
		593	"platinum" => "platinacoin",
		594	"platinumcoin" => "platinacoin",
		595	"platinumcoins" => "platinacoin",
		596	"platina" => "platinacoin",
		597	"platinacoin" => "platinacoin",
		598	"platinacoins" => "platinacoin",
		599	"royalty" => "royalty",
		600	"royalties" => "royalty",
		601	);
		602
		603	sub coin_from_name($) {
		604	$coin_alias{$_[0]}
		605	? cf::arch::find $coin_alias{$_[0]}
		606	: undef
528	}	607	}
529		608
530	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
531		610
532	Returns a single value from the environment database.	611	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	613	=item cf::db_put $family => $key => $value
535		614
536	Stores the given C<$value> in the family. It can currently store binary	615	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	616	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		617
		618	=item $db = cf::db_table "name"
		619
		620	Create and/or open a new database table. The string must not be "db" and must be unique
		621	within each server.
		622
539	=cut	623	=cut
		624
		625	sub db_table($) {
		626	my ($name) = @_;
		627	my $db = BDB::db_create $DB_ENV;
		628
		629	eval {
		630	$db->set_flags (BDB::CHKSUM);
		631
		632	utf8::encode $name;
		633	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		634	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		635	cf::cleanup "db_open(db): $!" if $!;
		636	};
		637	cf::cleanup "db_open(db): $@" if $@;
		638
		639	$db
		640	}
540		641
541	our $DB;	642	our $DB;
542		643
543	sub db_init {	644	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	645	cf::sync_job {
548	eval {	646	$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	}	647	};
558	}	648	}
559		649
560	sub db_get($$) {	650	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	651	my $key = "$_[0]/$_[1]";
562		652
…		…
612	if (1) {	702	if (1) {
613	$md5 =	703	$md5 =
614	join "\x00",	704	join "\x00",
615	$processversion,	705	$processversion,
616	map {	706	map {
617	Coro::cede;	707	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	708	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	709	} 0.. $#$src;
620		710
621		711
622	my $dbmd5 = db_get cache => "$id/md5";	712	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		750
661	#############################################################################	751	#############################################################################
662		752
663	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
664		754
665	Many objects in crossfire are so-called attachable objects. That means you can	755	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	756	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
668		758
669	In the following description, CLASS can be any of C<global>, C<object>	759	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	760	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	761	Deliantra).
672		762
673	=over 4	763	=over 4
674		764
675	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
676		766
…		…
720	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
721		811
722	Register an attachment by C<$name> through which attachable objects of the	812	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
724		814
725	Some classes such as crossfire maps and objects can specify attachments	815	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.	816	that are attached at load/instantiate time, thus the need for a name.
727		817
728	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
729		819
730	=over 4	820	=over 4
…		…
958	}	1048	}
959		1049
960	0	1050	0
961	}	1051	}
962		1052
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1054
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1056
967	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
968		1058
…		…
974		1064
975	=cut	1065	=cut
976		1066
977	#############################################################################	1067	#############################################################################
978	# object support	1068	# object support
979	#
980		1069
		1070	sub _object_equal($$);
		1071	sub _object_equal($$) {
		1072	my ($a, $b) = @_;
		1073
		1074	return 0 unless (ref $a) eq (ref $b);
		1075
		1076	if ("HASH" eq ref $a) {
		1077	my @ka = keys %$a;
		1078	my @kb = keys %$b;
		1079
		1080	return 0 if @ka != @kb;
		1081
		1082	for (0 .. $#ka) {
		1083	return 0 unless $ka[$_] eq $kb[$_];
		1084	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1085	}
		1086
		1087	} elsif ("ARRAY" eq ref $a) {
		1088
		1089	return 0 if @$a != @$b;
		1090
		1091	for (0 .. $#$a) {
		1092	return 0 unless _object_equal $a->[$_], $b->[$_];
		1093	}
		1094
		1095	} elsif ($a ne $b) {
		1096	return 0;
		1097	}
		1098
		1099	1
		1100	}
		1101
		1102	our $SLOW_MERGES;#d#
981	sub _can_merge {	1103	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1104	my ($ob1, $ob2) = @_;
983		1105
984	local $Storable::canonical = 1;	1106	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1107
988	$fob1 eq $fob2	1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
989	}	1110	}
990		1111
991	sub reattach {	1112	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1114	my ($obj) = @_;
994		1115
		1116	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1117	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1118
997	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
998		1120
999	@$registry = ();	1121	@$registry = ();
1000		1122
…		…
1015	cf::attachable->attach (	1137	cf::attachable->attach (
1016	prio => -1000000,	1138	prio => -1000000,
1017	on_instantiate => sub {	1139	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
1019		1141
1020	$data = from_json $data;	1142	$data = decode_json $data;
1021		1143
1022	for (@$data) {	1144	for (@$data) {
1023	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
1024		1146
1025	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1163	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
1043		1165
1044	sync_job {	1166	sync_job {
1045	if (length $$rdata) {	1167	if (length $$rdata) {
		1168	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
1048		1171
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1176	aio_close $fh;
1054		1177
1055	if (@$objs) {	1178	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1179	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1184	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1186	}
1064	} else {	1187	} else {
1065	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1066	}	1189	}
1067		1190
1068	aio_rename "$filename~", $filename;	1191	aio_rename "$filename~", $filename;
		1192
		1193	$filename =~ s%/[^/]+$%%;
		1194	aio_pathsync $filename;
1069	} else {	1195	} else {
1070	warn "FATAL: $filename~: $!\n";	1196	warn "FATAL: $filename~: $!\n";
1071	}	1197	}
1072	} else {	1198	} else {
1073	aio_unlink $filename;	1199	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1200	aio_unlink "$filename.pst";
1075	}	1201	}
1076	}	1202	};
1077	}	1203	}
1078		1204
1079	sub object_freezer_as_string {	1205	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1206	my ($rdata, $objs) = @_;
1081		1207
…		…
1093	or return;	1219	or return;
1094		1220
1095	unless (aio_stat "$filename.pst") {	1221	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1222	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1223	or return;
		1224
1098	$av = eval { (Storable::thaw $av)->{objs} };	1225	my $st = eval { Coro::Storable::thaw $av };
		1226	$av = $st->{objs};
1099	}	1227	}
1100		1228
		1229	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1230	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1231	$decname, length $data, scalar @{$av || []};
		1232
1103	return ($data, $av);	1233	($data, $av)
1104	}	1234	}
1105		1235
1106	=head2 COMMAND CALLBACKS	1236	=head2 COMMAND CALLBACKS
1107		1237
1108	=over 4	1238	=over 4
…		…
1186	my ($type, $reply, @payload) =	1316	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1317	"ARRAY" eq ref $msg
1188	? @$msg	1318	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1319	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1320
		1321	my @reply;
		1322
1191	if (my $cb = $EXTCMD{$type}) {	1323	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1324	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1325	}
		1326
		1327	$pl->ext_reply ($reply, @reply)
		1328	if $reply;
		1329
1197	} else {	1330	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1331	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1332	}
1200		1333
1201	cf::override;	1334	cf::override;
…		…
1228		1361
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1362	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1363	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1364
1232	$ext{source} =	1365	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1366	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1367	. "#line 1 \"$path\"\n{\n"
1235	. $source	1368	. $source
1236	. "\n};\n1";	1369	. "\n};\n1";
1237		1370
1238	$todo{$base} = \%ext;	1371	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1387	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1388	: "$v->{base}: extension inactive.\n";
1256		1389
1257	if (exists $v->{meta}{mandatory}) {	1390	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1391	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1392	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1393	}
1262		1394
1263	warn $msg;	1395	warn $msg;
1264	}	1396	}
1265		1397
…		…
1279		1411
1280	=back	1412	=back
1281		1413
1282	=head2 CORE EXTENSIONS	1414	=head2 CORE EXTENSIONS
1283		1415
1284	Functions and methods that extend core crossfire objects.	1416	Functions and methods that extend core deliantra objects.
1285		1417
1286	=cut	1418	=cut
1287		1419
1288	package cf::player;	1420	package cf::player;
1289		1421
1290	use Coro::AIO;	1422	use Coro::AIO;
1291		1423
1292	=head3 cf::player	1424	=head3 cf::player
1293		1425
1294	=over 4	1426	=over 4
		1427
		1428	=item cf::player::num_playing
		1429
		1430	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1431
		1432	=cut
		1433
		1434	sub num_playing {
		1435	scalar grep
		1436	$_->ob->map
		1437	&& !$_->hidden
		1438	&& !$_->ob->flag (cf::FLAG_WIZ),
		1439	cf::player::list
		1440	}
1295		1441
1296	=item cf::player::find $login	1442	=item cf::player::find $login
1297		1443
1298	Returns the given player object, loading it if necessary (might block).	1444	Returns the given player object, loading it if necessary (might block).
1299		1445
…		…
1318		1464
1319	sub exists($) {	1465	sub exists($) {
1320	my ($login) = @_;	1466	my ($login) = @_;
1321		1467
1322	$cf::PLAYER{$login}	1468	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1469	or !aio_stat path $login
1324	}	1470	}
1325		1471
1326	sub find($) {	1472	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1473	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1474	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1481	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1482	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1483	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1484	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1485
1340	my $pl = load_pl path $login	1486	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1487	or return;
		1488
		1489	my $pl = cf::player::load_pl $f
		1490	or return;
		1491
		1492	local $cf::PLAYER_LOADING{$login} = $pl;
		1493	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1494	$cf::PLAYER{$login} = $pl
1343	}	1495	}
1344	}	1496	}
1345	}	1497	}
1346		1498
…		…
1355	return if $pl->{deny_save};	1507	return if $pl->{deny_save};
1356		1508
1357	aio_mkdir playerdir $pl, 0770;	1509	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1510	$pl->{last_save} = $cf::RUNTIME;
1359		1511
		1512	cf::get_slot 0.01;
		1513
1360	$pl->save_pl ($path);	1514	$pl->save_pl ($path);
1361	Coro::cede;	1515	cf::cede_to_tick;
1362	}	1516	}
1363		1517
1364	sub new($) {	1518	sub new($) {
1365	my ($login) = @_;	1519	my ($login) = @_;
1366		1520
…		…
1372	$cf::PLAYER{$login} = $self;	1526	$cf::PLAYER{$login} = $self;
1373		1527
1374	$self	1528	$self
1375	}	1529	}
1376		1530
		1531	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1532
		1533	=cut
		1534
		1535	sub send_msg {
		1536	my $ns = shift->ns
		1537	or return;
		1538	$ns->send_msg (@_);
		1539	}
		1540
1377	=item $pl->quit_character	1541	=item $pl->quit_character
1378		1542
1379	Nukes the player without looking back. If logged in, the connection will	1543	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1544	be destroyed. May block for a long time.
1381		1545
…		…
1385	my ($pl) = @_;	1549	my ($pl) = @_;
1386		1550
1387	my $name = $pl->ob->name;	1551	my $name = $pl->ob->name;
1388		1552
1389	$pl->{deny_save} = 1;	1553	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1554	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1555
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1556	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1557	$pl->deactivate;
		1558	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1559	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1560	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1561	$pl->ns->destroy if $pl->ns;
1396		1562
1397	my $path = playerdir $pl;	1563	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1564	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1600	or return [];
1435		1601
1436	my @logins;	1602	my @logins;
1437		1603
1438	for my $login (@$dirs) {	1604	for my $login (@$dirs) {
		1605	my $path = path $login;
		1606
		1607	# a .pst is a dead give-away for a valid player
		1608	# if no pst file found, open and chekc for blocked users
		1609	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1610	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1611	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1612	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1613	}
1442		1614
1443	utf8::decode $login;	1615	utf8::decode $login;
1444	push @logins, $login;	1616	push @logins, $login;
1445	}	1617	}
1446		1618
…		…
1473	}	1645	}
1474		1646
1475	\@paths	1647	\@paths
1476	}	1648	}
1477		1649
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1650	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1651
1480	Expand crossfire pod fragments into protocol xml.	1652	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		1653
1528	=item $player->ext_reply ($msgid, @msg)	1654	=item $player->ext_reply ($msgid, @msg)
1529		1655
1530	Sends an ext reply to the player.	1656	Sends an ext reply to the player.
1531		1657
1532	=cut	1658	=cut
1533		1659
1534	sub ext_reply($$@) {	1660	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1661	my ($self, $id, @msg) = @_;
1536		1662
1537	if ($self->ns->extcmd == 2) {	1663	$self->ns->ext_reply ($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	}	1664	}
1545		1665
1546	=item $player->ext_msg ($type, @msg)	1666	=item $player->ext_msg ($type, @msg)
1547		1667
1548	Sends an ext event to the client.	1668	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1724	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1725	our $DEFAULT_RESET = 3000;
1606		1726
1607	sub generate_random_map {	1727	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1728	my ($self, $rmp) = @_;
		1729
		1730	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1731
1609	# mit "rum" bekleckern, nicht	1732	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1733	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1858
1736	# the temporary/swap location	1859	# the temporary/swap location
1737	sub save_path {	1860	sub save_path {
1738	my ($self) = @_;	1861	my ($self) = @_;
1739		1862
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1864	"$TMPDIR/$path.map"
1742	}	1865	}
1743		1866
1744	# the unique path, undef == no special unique path	1867	# the unique path, undef == no special unique path
1745	sub uniq_path {	1868	sub uniq_path {
1746	my ($self) = @_;	1869	my ($self) = @_;
1747		1870
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1872	"$UNIQUEDIR/$path"
1750	}	1873	}
1751		1874
1752	# and all this just because we cannot iterate over	1875	# and all this just because we cannot iterate over
1753	# all maps in C++...	1876	# all maps in C++...
…		…
1776		1899
1777	sub load_header_from($) {	1900	sub load_header_from($) {
1778	my ($self, $path) = @_;	1901	my ($self, $path) = @_;
1779		1902
1780	utf8::encode $path;	1903	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1904	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1905	or return;
		1906
		1907	$self->_load_header ($f)
		1908	or return;
		1909
		1910	local $MAP_LOADING{$self->{path}} = $self;
		1911	$f->resolve_delayed_derefs;
1786		1912
1787	$self->{load_path} = $path;	1913	$self->{load_path} = $path;
1788		1914
1789	1	1915	1
1790	}	1916	}
…		…
1844	sub find {	1970	sub find {
1845	my ($path, $origin) = @_;	1971	my ($path, $origin) = @_;
1846		1972
1847	$path = normalise $path, $origin && $origin->path;	1973	$path = normalise $path, $origin && $origin->path;
1848		1974
		1975	cf::lock_wait "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	1976	cf::lock_wait "map_find:$path";
1850		1977
1851	$cf::MAP{$path} || do {	1978	$cf::MAP{$path} || do {
		1979	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1852	my $guard = cf::lock_acquire "map_find:$path";	1980	my $guard2 = cf::lock_acquire "map_find:$path";
		1981
1853	my $map = new_from_path cf::map $path	1982	my $map = new_from_path cf::map $path
1854	or return;	1983	or return;
1855		1984
1856	$map->{last_save} = $cf::RUNTIME;	1985	$map->{last_save} = $cf::RUNTIME;
1857		1986
…		…
1859	or return;	1988	or return;
1860		1989
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	1991	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	1992	#$cf::WAIT_FOR_TICK->wait;
		1993	undef $guard2;
		1994	undef $guard1;
1864	$map->reset;	1995	$map->reset;
1865	undef $guard;
1866	return find $path;	1996	return find $path;
1867	}	1997	}
1868		1998
1869	$cf::MAP{$path} = $map	1999	$cf::MAP{$path} = $map
1870	}	2000	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	2009	local $self->{deny_reset} = 1; # loading can take a long time
1880		2010
1881	my $path = $self->{path};	2011	my $path = $self->{path};
1882		2012
1883	{	2013	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2014	my $guard = cf::lock_acquire "map_data:$path";
1885		2015
		2016	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2017	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2018
1888	$self->in_memory (cf::MAP_LOADING);	2019	$self->in_memory (cf::MAP_LOADING);
1889		2020
1890	$self->alloc;	2021	$self->alloc;
1891		2022
1892	$self->pre_load;	2023	$self->pre_load;
1893	Coro::cede;	2024	cf::cede_to_tick;
1894		2025
		2026	my $f = new_from_file cf::object::thawer $self->{load_path};
		2027	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2028	$self->_load_objects ($f)
1896	or return;	2029	or return;
1897		2030
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2031	$self->post_load_original
1899	if delete $self->{load_original};	2032	if delete $self->{load_original};
1900		2033
1901	if (my $uniq = $self->uniq_path) {	2034	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2035	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2036	unless (aio_stat $uniq) {
		2037	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2038	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2039	$self->_load_objects ($f);
		2040	$f->resolve_delayed_derefs;
		2041	}
1906	}	2042	}
1907	}	2043	}
1908		2044
1909	Coro::cede;	2045	$f->resolve_delayed_derefs;
		2046
		2047	cf::cede_to_tick;
1910	# now do the right thing for maps	2048	# now do the right thing for maps
1911	$self->link_multipart_objects;	2049	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2050	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2051	unless $self->difficulty;
1914	Coro::cede;	2052	cf::cede_to_tick;
1915		2053
1916	unless ($self->{deny_activate}) {	2054	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2055	$self->decay_objects;
1918	$self->fix_auto_apply;	2056	$self->fix_auto_apply;
1919	$self->update_buttons;	2057	$self->update_buttons;
1920	Coro::cede;	2058	cf::cede_to_tick;
1921	$self->set_darkness_map;	2059	$self->set_darkness_map;
1922	Coro::cede;	2060	cf::cede_to_tick;
1923	$self->activate;	2061	$self->activate;
1924	}	2062	}
1925		2063
		2064	$self->{last_save} = $cf::RUNTIME;
		2065	$self->last_access ($cf::RUNTIME);
		2066
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2067	$self->in_memory (cf::MAP_ACTIVE);
1927	}	2068	}
1928		2069
1929	$self->post_load;	2070	$self->post_load;
1930	}	2071	}
1931		2072
…		…
1940		2081
1941	$self	2082	$self
1942	}	2083	}
1943		2084
1944	# find and load all maps in the 3x3 area around a map	2085	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2086	sub load_neighbours {
1946	my ($map) = @_;	2087	my ($map) = @_;
1947		2088
1948	my @diag; # diagonal neighbours	2089	my @neigh; # diagonal neighbours
1949		2090
1950	for (0 .. 3) {	2091	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2092	my $neigh = $map->tile_path ($_)
1952	or next;	2093	or next;
1953	$neigh = find $neigh, $map	2094	$neigh = find $neigh, $map
1954	or next;	2095	or next;
1955	$neigh->load;	2096	$neigh->load;
1956		2097
		2098	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2099	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2100	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2101	}
1960		2102
1961	for (@diag) {	2103	for (grep defined $_->[0], @neigh) {
		2104	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2105	my $neigh = find $path, $origin
1963	or next;	2106	or next;
1964	$neigh->load;	2107	$neigh->load;
1965	}	2108	}
1966	}	2109	}
1967		2110
…		…
1972	}	2115	}
1973		2116
1974	sub do_load_sync {	2117	sub do_load_sync {
1975	my ($map) = @_;	2118	my ($map) = @_;
1976		2119
		2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2121	if $Coro::current == $Coro::main;
		2122
1977	cf::sync_job { $map->load };	2123	cf::sync_job { $map->load };
1978	}	2124	}
1979		2125
1980	our %MAP_PREFETCH;	2126	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2127	our $MAP_PREFETCHER = undef;
1982		2128
1983	sub find_async {	2129	sub find_async {
1984	my ($path, $origin) = @_;	2130	my ($path, $origin, $load) = @_;
1985		2131
1986	$path = normalise $path, $origin && $origin->{path};	2132	$path = normalise $path, $origin && $origin->{path};
1987		2133
1988	if (my $map = $cf::MAP{$path}) {	2134	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2135	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990	}	2136	}
1991		2137
1992	undef $MAP_PREFETCH{$path};	2138	$MAP_PREFETCH{$path} |= $load;
		2139
1993	$MAP_PREFETCHER ||= cf::async {	2140	$MAP_PREFETCHER ||= cf::async {
		2141	$Coro::current->{desc} = "map prefetcher";
		2142
1994	while (%MAP_PREFETCH) {	2143	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2144	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2145	if (my $map = find $k) {
1997	$map->load;	2146	$map->load if $v;
1998	}	2147	}
1999		2148
2000	delete $MAP_PREFETCH{$path};	2149	delete $MAP_PREFETCH{$k};
2001	}	2150	}
2002	}	2151	}
2003	undef $MAP_PREFETCHER;	2152	undef $MAP_PREFETCHER;
2004	};	2153	};
2005	$MAP_PREFETCHER->prio (6);	2154	$MAP_PREFETCHER->prio (6);
…		…
2008	}	2157	}
2009		2158
2010	sub save {	2159	sub save {
2011	my ($self) = @_;	2160	my ($self) = @_;
2012		2161
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;	2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
2014		2163
2015	$self->{last_save} = $cf::RUNTIME;	2164	$self->{last_save} = $cf::RUNTIME;
2016		2165
2017	return unless $self->dirty;	2166	return unless $self->dirty;
2018		2167
…		…
2024	return if $self->{deny_save};	2173	return if $self->{deny_save};
2025		2174
2026	local $self->{last_access} = $self->last_access;#d#	2175	local $self->{last_access} = $self->last_access;#d#
2027		2176
2028	cf::async {	2177	cf::async {
		2178	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2179	$_->contr->save for $self->players;
2030	};	2180	};
		2181
		2182	cf::get_slot 0.02;
2031		2183
2032	if ($uniq) {	2184	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2186	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2187	} else {
…		…
2041	my ($self) = @_;	2193	my ($self) = @_;
2042		2194
2043	# save first because save cedes	2195	# save first because save cedes
2044	$self->save;	2196	$self->save;
2045		2197
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2198	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2199
2048	return if $self->players;	2200	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;	2201	return if $self->in_memory != cf::MAP_ACTIVE;
2050	return if $self->{deny_save};	2202	return if $self->{deny_save};
2051		2203
		2204	$self->in_memory (cf::MAP_SWAPPED);
		2205
		2206	$self->deactivate;
		2207	$_->clear_links_to ($self) for values %cf::MAP;
2052	$self->clear;	2208	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2209	}
2055		2210
2056	sub reset_at {	2211	sub reset_at {
2057	my ($self) = @_;	2212	my ($self) = @_;
2058		2213
…		…
2090	if $uniq;	2245	if $uniq;
2091	}	2246	}
2092		2247
2093	delete $cf::MAP{$self->path};	2248	delete $cf::MAP{$self->path};
2094		2249
		2250	$self->deactivate;
		2251	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2252	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2253
2099	$self->unlink_save;	2254	$self->unlink_save;
2100	$self->destroy;	2255	$self->destroy;
2101	}	2256	}
2102		2257
2103	my $nuke_counter = "aaaa";	2258	my $nuke_counter = "aaaa";
2104		2259
2105	sub nuke {	2260	sub nuke {
2106	my ($self) = @_;	2261	my ($self) = @_;
2107		2262
		2263	{
		2264	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2265
2108	delete $cf::MAP{$self->path};	2266	delete $cf::MAP{$self->path};
2109		2267
2110	$self->unlink_save;	2268	$self->unlink_save;
2111		2269
2112	bless $self, "cf::map";	2270	bless $self, "cf::map";
2113	delete $self->{deny_reset};	2271	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2272	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2273	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2274	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2275
2118	$cf::MAP{$self->path} = $self;	2276	$cf::MAP{$self->path} = $self;
		2277	}
2119		2278
2120	$self->reset; # polite request, might not happen	2279	$self->reset; # polite request, might not happen
2121	}	2280	}
2122		2281
2123	=item $maps = cf::map::tmp_maps	2282	=item $maps = cf::map::tmp_maps
…		…
2165		2324
2166	sub unique_maps() {	2325	sub unique_maps() {
2167	[	2326	[
2168	map {	2327	map {
2169	utf8::decode $_;	2328	utf8::decode $_;
2170	/\.map$/	2329	s/\.map$//; # TODO future compatibility hack
		2330	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2331	? ()
2171	? normalise $_	2332	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2333	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2334	]
2175	}	2335	}
2176		2336
2177	package cf;
2178
2179	=back	2337	=back
2180		2338
2181	=head3 cf::object	2339	=head3 cf::object
2182		2340
2183	=cut	2341	=cut
…		…
2186		2344
2187	=over 4	2345	=over 4
2188		2346
2189	=item $ob->inv_recursive	2347	=item $ob->inv_recursive
2190		2348
2191	Returns the inventory of the object _and_ their inventories, recursively.	2349	Returns the inventory of the object I<and> their inventories, recursively,
		2350	but I<not> the object itself.
2192		2351
2193	=cut	2352	=cut
2194		2353
2195	sub inv_recursive_;	2354	sub inv_recursive_;
2196	sub inv_recursive_ {	2355	sub inv_recursive_ {
…		…
2199		2358
2200	sub inv_recursive {	2359	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2360	inv_recursive_ inv $_[0]
2202	}	2361	}
2203		2362
		2363	=item $ref = $ob->ref
		2364
		2365	Creates and returns a persistent reference to an object that can be stored as a string.
		2366
		2367	=item $ob = cf::object::deref ($refstring)
		2368
		2369	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2370	even if the object actually exists. May block.
		2371
		2372	=cut
		2373
		2374	sub deref {
		2375	my ($ref) = @_;
		2376
		2377	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2378	my ($uuid, $name) = ($1, $2);
		2379	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2380	or return;
		2381	$pl->ob->uuid eq $uuid
		2382	or return;
		2383
		2384	$pl->ob
		2385	} else {
		2386	warn "$ref: cannot resolve object reference\n";
		2387	undef
		2388	}
		2389	}
		2390
2204	package cf;	2391	package cf;
2205		2392
2206	=back	2393	=back
2207		2394
2208	=head3 cf::object::player	2395	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2401	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	2402	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2403	dialogue with the given NPC character.
2217		2404
2218	=cut	2405	=cut
		2406
		2407	our $SAY_CHANNEL = {
		2408	id => "say",
		2409	title => "Map",
		2410	reply => "say ",
		2411	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2412	};
		2413
		2414	our $CHAT_CHANNEL = {
		2415	id => "chat",
		2416	title => "Chat",
		2417	reply => "chat ",
		2418	tooltip => "Player chat and shouts, global to the server.",
		2419	};
2219		2420
2220	# rough implementation of a future "reply" method that works	2421	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2422	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2423	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2424	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2436	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2437	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2438
2238	} else {	2439	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2440	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2441	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2442	}
2242	}	2443	}
		2444	}
		2445
		2446	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2447
		2448	=cut
		2449
		2450	sub cf::object::send_msg {
		2451	my $pl = shift->contr
		2452	or return;
		2453	$pl->send_msg (@_);
2243	}	2454	}
2244		2455
2245	=item $player_object->may ("access")	2456	=item $player_object->may ("access")
2246		2457
2247	Returns wether the given player is authorized to access resource "access"	2458	Returns wether the given player is authorized to access resource "access"
…		…
2260		2471
2261	=item $player_object->enter_link	2472	=item $player_object->enter_link
2262		2473
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2474	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2475
2265	The player should be reasonably safe there for short amounts of time. You	2476	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.	2477	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2478	though, as the palyer cannot control the character while it is on the link
		2479	map.
2267		2480
2268	Will never block.	2481	Will never block.
2269		2482
2270	=item $player_object->leave_link ($map, $x, $y)	2483	=item $player_object->leave_link ($map, $x, $y)
2271		2484
…		…
2326	# use -1 or undef as default coordinates, not 0, 0	2539	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2540	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2541	if $x <=0 && $y <= 0;
2329		2542
2330	$map->load;	2543	$map->load;
2331	$map->load_diag;	2544	$map->load_neighbours;
2332		2545
2333	return unless $self->contr->active;	2546	return unless $self->contr->active;
		2547	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2334	$self->activate_recursive;	2548	$self->activate_recursive;
2335		2549
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2550	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2551	$self->enter_map ($map, $x, $y);
2338	}	2552	}
…		…
2343	her, loading and preparing them map, calling the provided $check callback	2557	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	2558	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	2559	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2560	be called at the end of this process.
2347		2561
		2562	Note that $check will be called with a potentially non-loaded map, so if
		2563	it needs a loaded map it has to call C<< ->load >>.
		2564
2348	=cut	2565	=cut
2349		2566
2350	our $GOTOGEN;	2567	our $GOTOGEN;
2351		2568
2352	sub cf::object::player::goto {	2569	sub cf::object::player::goto {
…		…
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2573	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2574
2358	$self->enter_link;	2575	$self->enter_link;
2359		2576
2360	(async {	2577	(async {
		2578	$Coro::current->{desc} = "player::goto $path $x $y";
		2579
		2580	# *tag paths override both path and x|y
		2581	if ($path =~ /^\*(.*)$/) {
		2582	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2583	my $ob = $obs[rand @obs];
		2584
		2585	# see if we actually can go there
		2586	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2587	$ob = $obs[rand @obs];
		2588	} else {
		2589	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2590	}
		2591	# else put us there anyways for now #d#
		2592
		2593	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2594	} else {
		2595	($path, $x, $y) = (undef, undef, undef);
		2596	}
		2597	}
		2598
2361	my $map = eval {	2599	my $map = eval {
2362	my $map = cf::map::find $path;	2600	my $map = defined $path ? cf::map::find $path : undef;
2363		2601
2364	if ($map) {	2602	if ($map) {
2365	$map = $map->customise_for ($self);	2603	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2604	$map = $check->($map) if $check && $map;
2367	} else {	2605	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2606	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2607	}
2370		2608
2371	$map	2609	$map
2372	};	2610	};
2373		2611
…		…
2409	}	2647	}
2410		2648
2411	sub prepare_random_map {	2649	sub prepare_random_map {
2412	my ($exit) = @_;	2650	my ($exit) = @_;
2413		2651
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2652	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2653	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2654	# that depends on the exit object
2419		2655
2420	my $rmp = parse_random_map_params $exit->msg;	2656	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2658	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2659	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2660	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2661	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2662	$rmp->{origin_y} = $exit->y;
		2663
		2664	$exit->map->touch;
2427	}	2665	}
2428		2666
2429	$rmp->{random_seed} ||= $exit->random_seed;	2667	$rmp->{random_seed} ||= $exit->random_seed;
2430		2668
2431	my $data = cf::to_json $rmp;	2669	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2670	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2671	my $meta = "$RANDOMDIR/$md5.meta";
2434		2672
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2673	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2674	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2675	undef $fh;
2438	aio_rename "$meta~", $meta;	2676	aio_rename "$meta~", $meta;
2439		2677
		2678	my $slaying = "?random/$md5";
		2679
		2680	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2681	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2682	$exit->msg (undef);
		2683	}
2442	}	2684	}
2443	}	2685	}
2444		2686
2445	sub cf::object::player::enter_exit {	2687	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2688	my ($self, $exit) = @_;
2447		2689
2448	return unless $self->type == cf::PLAYER;	2690	return unless $self->type == cf::PLAYER;
2449		2691
2450	if ($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;	2692	$self->enter_link;
2462		2693
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 {	2694	(async {
2468	$self->deactivate_recursive; # just to be sure	2695	$Coro::current->{desc} = "enter_exit";
		2696
2469	unless (eval {	2697	unless (eval {
		2698	$self->deactivate_recursive; # just to be sure
		2699
		2700	# random map handling
		2701	{
		2702	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2703
		2704	prepare_random_map $exit
		2705	if $exit->slaying eq "/!";
		2706	}
		2707
		2708	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2709	my $x = $exit->stats->hp;
		2710	my $y = $exit->stats->sp;
		2711
2470	$self->goto ($slaying, $hp, $sp);	2712	$self->goto ($map, $x, $y);
2471		2713
		2714	# if exit is damned, update players death & WoR home-position
		2715	$self->contr->savebed ($map, $x, $y)
		2716	if $exit->flag (cf::FLAG_DAMNED);
		2717
2472	1;	2718	1
2473	}) {	2719	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2720	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	2721	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2722	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2723	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2724
2479	warn "ERROR in enter_exit: $@";	2725	warn "ERROR in enter_exit: $@";
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2753	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2754	the message unless the client supports the msg packet.
2509		2755
2510	=cut	2756	=cut
2511		2757
		2758	# non-persistent channels (usually the info channel)
		2759	our %CHANNEL = (
		2760	"c/identify" => {
		2761	id => "infobox",
		2762	title => "Identify",
		2763	reply => undef,
		2764	tooltip => "Items recently identified",
		2765	},
		2766	"c/examine" => {
		2767	id => "infobox",
		2768	title => "Examine",
		2769	reply => undef,
		2770	tooltip => "Signs and other items you examined",
		2771	},
		2772	"c/book" => {
		2773	id => "infobox",
		2774	title => "Book",
		2775	reply => undef,
		2776	tooltip => "The contents of a note or book",
		2777	},
		2778	"c/lookat" => {
		2779	id => "infobox",
		2780	title => "Look",
		2781	reply => undef,
		2782	tooltip => "What you saw there",
		2783	},
		2784	"c/who" => {
		2785	id => "infobox",
		2786	title => "Players",
		2787	reply => undef,
		2788	tooltip => "Shows players who are currently online",
		2789	},
		2790	"c/body" => {
		2791	id => "infobox",
		2792	title => "Body Parts",
		2793	reply => undef,
		2794	tooltip => "Shows which body parts you posess and are available",
		2795	},
		2796	"c/skills" => {
		2797	id => "infobox",
		2798	title => "Skills",
		2799	reply => undef,
		2800	tooltip => "Shows your experience per skill and item power",
		2801	},
		2802	"c/uptime" => {
		2803	id => "infobox",
		2804	title => "Uptime",
		2805	reply => undef,
		2806	tooltip => "How long the server has been running since last restart",
		2807	},
		2808	"c/mapinfo" => {
		2809	id => "infobox",
		2810	title => "Map Info",
		2811	reply => undef,
		2812	tooltip => "Information related to the maps",
		2813	},
		2814	"c/party" => {
		2815	id => "party",
		2816	title => "Party",
		2817	reply => "gsay ",
		2818	tooltip => "Messages and chat related to your party",
		2819	},
		2820	);
		2821
2512	sub cf::client::send_msg {	2822	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	2823	my ($self, $channel, $msg, $color, @extra) = @_;
2514		2824
2515	$msg = $self->pl->expand_cfpod ($msg);	2825	$msg = $self->pl->expand_cfpod ($msg)
		2826	unless $color & cf::NDI_VERBATIM;
2516		2827
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	2828	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		2829
		2830	# check predefined channels, for the benefit of C
		2831	if ($CHANNEL{$channel}) {
		2832	$channel = $CHANNEL{$channel};
		2833
		2834	$self->ext_msg (channel_info => $channel)
		2835	if $self->can_msg;
		2836
		2837	$channel = $channel->{id};
		2838
2519	if (ref $channel) {	2839	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	2840	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	2841	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	2842	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	2843	$self->ext_msg (channel_info => $channel)
		2844	if $self->can_msg;
2524	}	2845	}
2525		2846
2526	$channel = $channel->{id};	2847	$channel = $channel->{id};
2527	}	2848	}
2528		2849
2529	return unless @extra || length $msg;	2850	return unless @extra || length $msg;
2530		2851
2531	if ($self->can_msg) {	2852	if ($self->can_msg) {
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2853	# default colour, mask it out
		2854	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2855	if $color & cf::NDI_DEF;
		2856
		2857	my $pkt = "msg "
		2858	. $self->{json_coder}->encode (
		2859	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2860	);
		2861
		2862	# try lzf for large packets
		2863	$pkt = "lzf " . Compress::LZF::compress $pkt
		2864	if 1024 <= length $pkt and $self->{can_lzf};
		2865
		2866	# split very large packets
		2867	if (8192 < length $pkt and $self->{can_lzf}) {
		2868	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2869	$pkt = "frag";
		2870	}
		2871
		2872	$self->send_packet ($pkt);
2533	} else {	2873	} 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 ($color >= 0) {	2874	if ($color >= 0) {
		2875	# replace some tags by gcfclient-compatible ones
		2876	for ($msg) {
		2877	1 while
		2878	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2879	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2880	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2881	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2882	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2883	}
		2884
		2885	$color &= cf::NDI_COLOR_MASK;
		2886
		2887	utf8::encode $msg;
		2888
2545	if (0 && $msg =~ /\[/) {	2889	if (0 && $msg =~ /\[/) {
		2890	# COMMAND/INFO
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	2891	$self->send_packet ("drawextinfo $color 10 8 $msg")
2547	} else {	2892	} else {
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2893	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2549	$self->send_packet ("drawinfo $color $msg")	2894	$self->send_packet ("drawinfo $color $msg")
2550	}	2895	}
2551	}	2896	}
…		…
2559	=cut	2904	=cut
2560		2905
2561	sub cf::client::ext_msg($$@) {	2906	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	2907	my ($self, $type, @msg) = @_;
2563		2908
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	2909	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2910	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	2911	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	2912	push @msg, msgtype => "event_$type";
		2913	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2914	}
		2915	}
		2916
		2917	=item $client->ext_reply ($msgid, @msg)
		2918
		2919	Sends an ext reply to the client.
		2920
		2921	=cut
		2922
		2923	sub cf::client::ext_reply($$@) {
		2924	my ($self, $id, @msg) = @_;
		2925
		2926	if ($self->extcmd == 2) {
		2927	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2928	} elsif ($self->extcmd == 1) {
		2929	#TODO: version 1, remove
		2930	unshift @msg, msgtype => "reply", msgid => $id;
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2931	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	2932	}
2572	}	2933	}
2573		2934
2574	=item $success = $client->query ($flags, "text", \&cb)	2935	=item $success = $client->query ($flags, "text", \&cb)
…		…
2636	my ($type, $reply, @payload) =	2997	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	2998	"ARRAY" eq ref $msg
2638	? @$msg	2999	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3000	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3001
		3002	my @reply;
		3003
2641	if (my $cb = $EXTICMD{$type}) {	3004	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3005	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3006	}
		3007
		3008	$ns->ext_reply ($reply, @reply)
		3009	if $reply;
		3010
2647	} else {	3011	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3012	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3013	}
2650		3014
2651	cf::override;	3015	cf::override;
…		…
2698	our $safe = new Safe "safe";	3062	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3063	our $safe_hole = new Safe::Hole;
2700		3064
2701	$SIG{FPE} = 'IGNORE';	3065	$SIG{FPE} = 'IGNORE';
2702		3066
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3067	$safe->permit_only (Opcode::opset qw(
		3068	:base_core :base_mem :base_orig :base_math
		3069	grepstart grepwhile mapstart mapwhile
		3070	sort time
		3071	));
2704		3072
2705	# here we export the classes and methods available to script code	3073	# here we export the classes and methods available to script code
2706		3074
2707	=pod	3075	=pod
2708		3076
2709	The following functions and methods are available within a safe environment:	3077	The following functions and methods are available within a safe environment:
2710		3078
2711	cf::object	3079	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3080	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3081	insert remove name archname title slaying race decrease split
2714		3082
2715	cf::object::player	3083	cf::object::player
2716	player	3084	player
2717		3085
2718	cf::player	3086	cf::player
…		…
2723		3091
2724	=cut	3092	=cut
2725		3093
2726	for (	3094	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3096	insert remove inv nrof name archname title slaying race
		3097	decrease split destroy change_exp)],
2729	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful)],
2731	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2732	) {	3101	) {
2733	no strict 'refs';	3102	no strict 'refs';
…		…
2809	# the server's init and main functions	3178	# the server's init and main functions
2810		3179
2811	sub load_facedata($) {	3180	sub load_facedata($) {
2812	my ($path) = @_;	3181	my ($path) = @_;
2813		3182
		3183	# HACK to clear player env face cache, we need some signal framework
		3184	# for this (global event?)
		3185	%ext::player_env::MUSIC_FACE_CACHE = ();
		3186
		3187	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3188
2814	warn "loading facedata from $path\n";	3189	warn "loading facedata from $path\n";
2815		3190
2816	my $facedata;	3191	my $facedata;
2817	0 < aio_load $path, $facedata	3192	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3193	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3195	$facedata = Coro::Storable::thaw $facedata;
2821		3196
2822	$facedata->{version} == 2	3197	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3198	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3199
		3200	# patch in the exptable
		3201	$facedata->{resource}{"res/exp_table"} = {
		3202	type => FT_RSRC,
		3203	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3204	};
		3205	cf::cede_to_tick;
		3206
2825	{	3207	{
2826	my $faces = $facedata->{faceinfo};	3208	my $faces = $facedata->{faceinfo};
2827		3209
2828	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3212
2830	cf::face::set_visibility $idx, $info->{visibility};	3213	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3214	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3215	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3216	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3217
2835	cf::cede_to_tick;	3218	cf::cede_to_tick;
2836	}	3219	}
2837		3220
2838	while (my ($face, $info) = each %$faces) {	3221	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3222	next unless $info->{smooth};
		3223
2840	my $idx = cf::face::find $face	3224	my $idx = cf::face::find $face
2841	or next;	3225	or next;
		3226
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3227	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3228	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3230	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3231	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3248
2864	{	3249	{
2865	# TODO: for gcfclient pleasure, we should give resources	3250	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3251	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3252	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869
2870	my $soundconf = delete $res->{"res/sound.conf"};
2871		3253
2872	while (my ($name, $info) = each %$res) {	3254	while (my ($name, $info) = each %$res) {
2873	my $meta = $enc->encode ({	3255	if (defined $info->{type}) {
2874	name => $name,
2875	%{ $info->{meta} || {} },
2876	});
2877
2878	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3257	my $data;
2879		3258
2880	if ($info->{type} & 1) {	3259	if ($info->{type} & 1) {
2881	# prepend meta info	3260	# prepend meta info
2882		3261
		3262	my $meta = $enc->encode ({
		3263	name => $name,
		3264	%{ $info->{meta} || {} },
		3265	});
		3266
2883	my $data = pack "(w/a*)*", $meta, $info->{data};	3267	$data = pack "(w/a*)*", $meta, $info->{data};
2884	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3268	} else {
		3269	$data = $info->{data};
		3270	}
2885		3271
2886	cf::face::set_data $idx, 0, $data, $chk;	3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3273	cf::face::set_type $idx, $info->{type};
2887	} else {	3274	} else {
2888	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3275	$RESOURCE{$name} = $info;
2889	}	3276	}
2890		3277
2891	cf::face::set_type $idx, $info->{type};
2892
2893	cf::cede_to_tick;	3278	cf::cede_to_tick;
2894	}	3279	}
2895
2896	if ($soundconf) {
2897	$soundconf = $enc->decode (delete $soundconf->{data});
2898
2899	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2900	my $sound = $soundconf->{compat}[$_]
2901	or next;
2902
2903	my $face = cf::face::find "sound/$sound->[1]";
2904	warn "$sound->[0]: $face\n";#d#
2905
2906	cf::sound::set $sound->[0] => $face;
2907	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2908	}
2909
2910	#TODO
2911	}
2912	}	3280	}
		3281
		3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2913		3283
2914	1	3284	1
2915	}	3285	}
		3286
		3287	cf::global->attach (on_resource_update => sub {
		3288	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3289	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3290
		3291	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3292	my $sound = $soundconf->{compat}[$_]
		3293	or next;
		3294
		3295	my $face = cf::face::find "sound/$sound->[1]";
		3296	cf::sound::set $sound->[0] => $face;
		3297	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3298	}
		3299
		3300	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3301	my $face = cf::face::find "sound/$v";
		3302	cf::sound::set $k => $face;
		3303	}
		3304	}
		3305	});
2916		3306
2917	register_exticmd fx_want => sub {	3307	register_exticmd fx_want => sub {
2918	my ($ns, $want) = @_;	3308	my ($ns, $want) = @_;
2919		3309
2920	while (my ($k, $v) = each %$want) {	3310	while (my ($k, $v) = each %$want) {
2921	$ns->fx_want ($k, $v);	3311	$ns->fx_want ($k, $v);
2922	}	3312	}
2923	};	3313	};
2924		3314
		3315	sub load_resource_file($) {
		3316	my $guard = lock_acquire "load_resource_file";
		3317
		3318	my $status = load_resource_file_ $_[0];
		3319	get_slot 0.1, 100;
		3320	cf::arch::commit_load;
		3321
		3322	$status
		3323	}
		3324
2925	sub reload_regions {	3325	sub reload_regions {
		3326	# HACK to clear player env face cache, we need some signal framework
		3327	# for this (global event?)
		3328	%ext::player_env::MUSIC_FACE_CACHE = ();
		3329
2926	load_resource_file "$MAPDIR/regions"	3330	load_resource_file "$MAPDIR/regions"
2927	or die "unable to load regions file\n";	3331	or die "unable to load regions file\n";
2928		3332
2929	for (cf::region::list) {	3333	for (cf::region::list) {
2930	$_->{match} = qr/$_->{match}/	3334	$_->{match} = qr/$_->{match}/
…		…
2938	}	3342	}
2939		3343
2940	sub reload_archetypes {	3344	sub reload_archetypes {
2941	load_resource_file "$DATADIR/archetypes"	3345	load_resource_file "$DATADIR/archetypes"
2942	or die "unable to load archetypes\n";	3346	or die "unable to load archetypes\n";
2943	#d# NEED to laod twice to resolve forward references
2944	# this really needs to be done in an extra post-pass
2945	# (which needs to be synchronous, so solve it differently)
2946	load_resource_file "$DATADIR/archetypes"
2947	or die "unable to load archetypes\n";
2948	}	3347	}
2949		3348
2950	sub reload_treasures {	3349	sub reload_treasures {
2951	load_resource_file "$DATADIR/treasures"	3350	load_resource_file "$DATADIR/treasures"
2952	or die "unable to load treasurelists\n";	3351	or die "unable to load treasurelists\n";
2953	}	3352	}
2954		3353
2955	sub reload_resources {	3354	sub reload_resources {
2956	warn "reloading resource files...\n";	3355	warn "reloading resource files...\n";
2957		3356
		3357	reload_facedata;
		3358	reload_archetypes;
2958	reload_regions;	3359	reload_regions;
2959	reload_facedata;
2960	#reload_archetypes;#d#
2961	reload_archetypes;
2962	reload_treasures;	3360	reload_treasures;
2963		3361
2964	warn "finished reloading resource files\n";	3362	warn "finished reloading resource files\n";
2965	}	3363	}
2966		3364
2967	sub init {	3365	sub reload_config {
2968	reload_resources;
2969	}
2970
2971	sub cfg_load {
2972	open my $fh, "<:utf8", "$CONFDIR/config"	3366	open my $fh, "<:utf8", "$CONFDIR/config"
2973	or return;	3367	or return;
2974		3368
2975	local $/;	3369	local $/;
2976	*CFG = YAML::Syck::Load <$fh>;	3370	*CFG = YAML::Load <$fh>;
2977		3371
2978	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2979		3373
2980	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3374	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2981	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3375	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2987	};	3381	};
2988	warn $@ if $@;	3382	warn $@ if $@;
2989	}	3383	}
2990	}	3384	}
2991		3385
		3386	sub pidfile() {
		3387	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3388	or die "$PIDFILE: $!";
		3389	flock $fh, &Fcntl::LOCK_EX
		3390	or die "$PIDFILE: flock: $!";
		3391	$fh
		3392	}
		3393
		3394	# make sure only one server instance is running at any one time
		3395	sub atomic {
		3396	my $fh = pidfile;
		3397
		3398	my $pid = <$fh>;
		3399	kill 9, $pid if $pid > 0;
		3400
		3401	seek $fh, 0, 0;
		3402	print $fh $$;
		3403	}
		3404
2992	sub main {	3405	sub main {
		3406	cf::init_globals; # initialise logging
		3407
		3408	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3409	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3410	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3411	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3412
		3413	cf::init_experience;
		3414	cf::init_anim;
		3415	cf::init_attackmess;
		3416	cf::init_dynamic;
		3417	cf::init_block;
		3418
		3419	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3420
2993	# we must not ever block the main coroutine	3421	# we must not ever block the main coroutine
2994	local $Coro::idle = sub {	3422	local $Coro::idle = sub {
2995	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3423	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2996	(async {	3424	(async {
2997	Event::one_event;	3425	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3426	EV::loop EV::LOOP_ONESHOT;
2998	})->prio (Coro::PRIO_MAX);	3427	})->prio (Coro::PRIO_MAX);
2999	};	3428	};
3000		3429
3001	cfg_load;	3430	evthread_start IO::AIO::poll_fileno;
		3431
		3432	cf::sync_job {
		3433	reload_resources;
		3434	reload_config;
3002	db_init;	3435	db_init;
		3436
		3437	cf::load_settings;
		3438	cf::load_materials;
		3439	cf::init_uuid;
		3440	cf::init_signals;
		3441	cf::init_commands;
		3442	cf::init_skills;
		3443
		3444	cf::init_beforeplay;
		3445
		3446	atomic;
		3447
3003	load_extensions;	3448	load_extensions;
3004		3449
3005	$TICK_WATCHER->start;	3450	utime time, time, $RUNTIMEFILE;
		3451
		3452	# no (long-running) fork's whatsoever before this point(!)
		3453	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3454
		3455	(pop @POST_INIT)->(0) while @POST_INIT;
		3456	};
		3457
3006	Event::loop;	3458	EV::loop;
3007	}	3459	}
3008		3460
3009	#############################################################################	3461	#############################################################################
3010	# initialisation and cleanup	3462	# initialisation and cleanup
3011		3463
3012	# install some emergency cleanup handlers	3464	# install some emergency cleanup handlers
3013	BEGIN {	3465	BEGIN {
		3466	our %SIGWATCHER = ();
3014	for my $signal (qw(INT HUP TERM)) {	3467	for my $signal (qw(INT HUP TERM)) {
3015	Event->signal (	3468	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3016	reentrant => 0,
3017	data => WF_AUTOCANCEL,
3018	signal => $signal,
3019	prio => 0,
3020	cb => sub {
3021	cf::cleanup "SIG$signal";	3469	cf::cleanup "SIG$signal";
3022	},
3023	);	3470	};
3024	}	3471	}
3025	}	3472	}
3026		3473
3027	sub write_runtime {	3474	sub write_runtime_sync {
3028	my $runtime = "$LOCALDIR/runtime";
3029
3030	# first touch the runtime file to show we are still running:	3475	# first touch the runtime file to show we are still running:
3031	# the fsync below can take a very very long time.	3476	# the fsync below can take a very very long time.
3032		3477
3033	IO::AIO::aio_utime $runtime, undef, undef;	3478	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3034		3479
3035	my $guard = cf::lock_acquire "write_runtime";	3480	my $guard = cf::lock_acquire "write_runtime";
3036		3481
3037	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3482	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3038	or return;	3483	or return;
3039		3484
3040	my $value = $cf::RUNTIME + 90 + 10;	3485	my $value = $cf::RUNTIME + 90 + 10;
3041	# 10 is the runtime save interval, for a monotonic clock	3486	# 10 is the runtime save interval, for a monotonic clock
3042	# 60 allows for the watchdog to kill the server.	3487	# 60 allows for the watchdog to kill the server.
…		…
3052	aio_utime $fh, undef, undef;	3497	aio_utime $fh, undef, undef;
3053		3498
3054	close $fh	3499	close $fh
3055	or return;	3500	or return;
3056		3501
3057	aio_rename "$runtime~", $runtime	3502	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3058	and return;	3503	and return;
3059		3504
3060	warn "runtime file written.\n";	3505	warn "runtime file written.\n";
3061		3506
3062	1	3507	1
		3508	}
		3509
		3510	our $uuid_lock;
		3511	our $uuid_skip;
		3512
		3513	sub write_uuid_sync($) {
		3514	$uuid_skip ||= $_[0];
		3515
		3516	return if $uuid_lock;
		3517	local $uuid_lock = 1;
		3518
		3519	my $uuid = "$LOCALDIR/uuid";
		3520
		3521	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3522	or return;
		3523
		3524	my $value = uuid_seq uuid_cur;
		3525
		3526	unless ($value) {
		3527	warn "cowardly refusing to write zero uuid value!\n";
		3528	return;
		3529	}
		3530
		3531	my $value = uuid_str $value + $uuid_skip;
		3532	$uuid_skip = 0;
		3533
		3534	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3535	and return;
		3536
		3537	# always fsync - this file is important
		3538	aio_fsync $fh
		3539	and return;
		3540
		3541	close $fh
		3542	or return;
		3543
		3544	aio_rename "$uuid~", $uuid
		3545	and return;
		3546
		3547	warn "uuid file written ($value).\n";
		3548
		3549	1
		3550
		3551	}
		3552
		3553	sub write_uuid($$) {
		3554	my ($skip, $sync) = @_;
		3555
		3556	$sync ? write_uuid_sync $skip
		3557	: async { write_uuid_sync $skip };
3063	}	3558	}
3064		3559
3065	sub emergency_save() {	3560	sub emergency_save() {
3066	my $freeze_guard = cf::freeze_mainloop;	3561	my $freeze_guard = cf::freeze_mainloop;
3067		3562
…		…
3073	# and maps saved/destroyed asynchronously.	3568	# and maps saved/destroyed asynchronously.
3074	warn "begin emergency player save\n";	3569	warn "begin emergency player save\n";
3075	for my $login (keys %cf::PLAYER) {	3570	for my $login (keys %cf::PLAYER) {
3076	my $pl = $cf::PLAYER{$login} or next;	3571	my $pl = $cf::PLAYER{$login} or next;
3077	$pl->valid or next;	3572	$pl->valid or next;
		3573	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3078	$pl->save;	3574	$pl->save;
3079	}	3575	}
3080	warn "end emergency player save\n";	3576	warn "end emergency player save\n";
3081		3577
3082	warn "begin emergency map save\n";	3578	warn "begin emergency map save\n";
…		…
3088	warn "end emergency map save\n";	3584	warn "end emergency map save\n";
3089		3585
3090	warn "begin emergency database checkpoint\n";	3586	warn "begin emergency database checkpoint\n";
3091	BDB::db_env_txn_checkpoint $DB_ENV;	3587	BDB::db_env_txn_checkpoint $DB_ENV;
3092	warn "end emergency database checkpoint\n";	3588	warn "end emergency database checkpoint\n";
		3589
		3590	warn "begin write uuid\n";
		3591	write_uuid_sync 1;
		3592	warn "end write uuid\n";
3093	};	3593	};
3094		3594
3095	warn "leave emergency perl save\n";	3595	warn "leave emergency perl save\n";
3096	}	3596	}
3097		3597
3098	sub post_cleanup {	3598	sub post_cleanup {
3099	my ($make_core) = @_;	3599	my ($make_core) = @_;
3100		3600
3101	warn Carp::longmess "post_cleanup backtrace"	3601	warn Carp::longmess "post_cleanup backtrace"
3102	if $make_core;	3602	if $make_core;
		3603
		3604	my $fh = pidfile;
		3605	unlink $PIDFILE if <$fh> == $$;
		3606	}
		3607
		3608	# a safer delete_package, copied from Symbol
		3609	sub clear_package($) {
		3610	my $pkg = shift;
		3611
		3612	# expand to full symbol table name if needed
		3613	unless ($pkg =~ /^main::.*::$/) {
		3614	$pkg = "main$pkg" if $pkg =~ /^::/;
		3615	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3616	$pkg .= '::' unless $pkg =~ /::$/;
		3617	}
		3618
		3619	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3620	my $stem_symtab = *{$stem}{HASH};
		3621
		3622	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3623	or return;
		3624
		3625	# clear all symbols
		3626	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3627	for my $name (keys %$leaf_symtab) {
		3628	_gv_clear *{"$pkg$name"};
		3629	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3630	}
		3631	warn "cleared package $pkg\n";#d#
3103	}	3632	}
3104		3633
3105	sub do_reload_perl() {	3634	sub do_reload_perl() {
3106	# can/must only be called in main	3635	# can/must only be called in main
3107	if ($Coro::current != $Coro::main) {	3636	if ($Coro::current != $Coro::main) {
3108	warn "can only reload from main coroutine";	3637	warn "can only reload from main coroutine";
3109	return;	3638	return;
3110	}	3639	}
3111		3640
		3641	return if $RELOAD++;
		3642
		3643	while ($RELOAD) {
3112	warn "reloading...";	3644	warn "reloading...";
3113		3645
3114	warn "entering sync_job";	3646	warn "entering sync_job";
3115		3647
3116	cf::sync_job {	3648	cf::sync_job {
3117	cf::write_runtime; # external watchdog should not bark	3649	cf::write_runtime_sync; # external watchdog should not bark
3118	cf::emergency_save;	3650	cf::emergency_save;
3119	cf::write_runtime; # external watchdog should not bark	3651	cf::write_runtime_sync; # external watchdog should not bark
3120		3652
3121	warn "syncing database to disk";	3653	warn "syncing database to disk";
3122	BDB::db_env_txn_checkpoint $DB_ENV;	3654	BDB::db_env_txn_checkpoint $DB_ENV;
3123		3655
3124	# if anything goes wrong in here, we should simply crash as we already saved	3656	# if anything goes wrong in here, we should simply crash as we already saved
3125		3657
3126	warn "cancelling all WF_AUTOCANCEL watchers";
3127	for (Event::all_watchers) {
3128	$_->cancel if $_->data & WF_AUTOCANCEL;
3129	}
3130
3131	warn "flushing outstanding aio requests";	3658	warn "flushing outstanding aio requests";
3132	for (;;) {
3133	BDB::flush;
3134	IO::AIO::flush;
3135	Coro::cede;
3136	last unless IO::AIO::nreqs || BDB::nreqs;	3659	while (IO::AIO::nreqs || BDB::nreqs) {
3137	warn "iterate...";	3660	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3138	}
3139
3140	++$RELOAD;
3141
3142	warn "cancelling all extension coros";
3143	$_->cancel for values %EXT_CORO;
3144	%EXT_CORO = ();
3145
3146	warn "removing commands";
3147	%COMMAND = ();
3148
3149	warn "removing ext/exti commands";
3150	%EXTCMD = ();
3151	%EXTICMD = ();
3152
3153	warn "unloading/nuking all extensions";
3154	for my $pkg (@EXTS) {
3155	warn "... unloading $pkg";
3156
3157	if (my $cb = $pkg->can ("unload")) {
3158	eval {
3159	$cb->($pkg);
3160	1
3161	} or warn "$pkg unloaded, but with errors: $@";
3162	}	3661	}
3163		3662
3164	warn "... nuking $pkg";	3663	warn "cancelling all extension coros";
3165	Symbol::delete_package $pkg;	3664	$_->cancel for values %EXT_CORO;
3166	}	3665	%EXT_CORO = ();
3167		3666
3168	warn "unloading all perl modules loaded from $LIBDIR";	3667	warn "removing commands";
3169	while (my ($k, $v) = each %INC) {	3668	%COMMAND = ();
3170	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3171		3669
		3670	warn "removing ext/exti commands";
		3671	%EXTCMD = ();
		3672	%EXTICMD = ();
		3673
		3674	warn "unloading/nuking all extensions";
		3675	for my $pkg (@EXTS) {
3172	warn "... unloading $k";	3676	warn "... unloading $pkg";
3173	delete $INC{$k};
3174		3677
3175	$k =~ s/\.pm$//;
3176	$k =~ s/\//::/g;
3177
3178	if (my $cb = $k->can ("unload_module")) {	3678	if (my $cb = $pkg->can ("unload")) {
		3679	eval {
3179	$cb->();	3680	$cb->($pkg);
		3681	1
		3682	} or warn "$pkg unloaded, but with errors: $@";
		3683	}
		3684
		3685	warn "... clearing $pkg";
		3686	clear_package $pkg;
3180	}	3687	}
3181		3688
3182	Symbol::delete_package $k;	3689	warn "unloading all perl modules loaded from $LIBDIR";
		3690	while (my ($k, $v) = each %INC) {
		3691	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3692
		3693	warn "... unloading $k";
		3694	delete $INC{$k};
		3695
		3696	$k =~ s/\.pm$//;
		3697	$k =~ s/\//::/g;
		3698
		3699	if (my $cb = $k->can ("unload_module")) {
		3700	$cb->();
		3701	}
		3702
		3703	clear_package $k;
3183	}	3704	}
3184		3705
3185	warn "getting rid of safe::, as good as possible";	3706	warn "getting rid of safe::, as good as possible";
3186	Symbol::delete_package "safe::$_"	3707	clear_package "safe::$_"
3187	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3708	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3188		3709
3189	warn "unloading cf.pm \"a bit\"";	3710	warn "unloading cf.pm \"a bit\"";
3190	delete $INC{"cf.pm"};	3711	delete $INC{"cf.pm"};
3191	delete $INC{"cf/pod.pm"};	3712	delete $INC{"cf/pod.pm"};
3192		3713
3193	# don't, removes xs symbols, too,	3714	# don't, removes xs symbols, too,
3194	# and global variables created in xs	3715	# and global variables created in xs
3195	#Symbol::delete_package __PACKAGE__;	3716	#clear_package __PACKAGE__;
3196		3717
3197	warn "unload completed, starting to reload now";	3718	warn "unload completed, starting to reload now";
3198		3719
3199	warn "reloading cf.pm";	3720	warn "reloading cf.pm";
3200	require cf;	3721	require cf;
3201	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3722	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3202		3723
3203	warn "loading config and database again";	3724	warn "loading config and database again";
3204	cf::cfg_load;	3725	cf::reload_config;
3205		3726
3206	warn "loading extensions";	3727	warn "loading extensions";
3207	cf::load_extensions;	3728	cf::load_extensions;
3208		3729
3209	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3210	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3211	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3212	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3213	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3214	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
3215		3736
		3737	warn "running post_load";
		3738	(pop @POST_INIT)->(1) while @POST_INIT;
		3739
3216	warn "leaving sync_job";	3740	warn "leaving sync_job";
3217		3741
3218	1	3742	1
3219	} or do {	3743	} or do {
3220	warn $@;	3744	warn $@;
3221	warn "error while reloading, exiting.";	3745	cf::cleanup "error while reloading, exiting.";
3222	exit 1;
3223	};	3746	};
3224		3747
3225	warn "reloaded";	3748	warn "reloaded";
		3749	--$RELOAD;
		3750	}
3226	};	3751	};
3227		3752
3228	our $RELOAD_WATCHER; # used only during reload	3753	our $RELOAD_WATCHER; # used only during reload
3229		3754
3230	sub reload_perl() {	3755	sub reload_perl() {
3231	# doing reload synchronously and two reloads happen back-to-back,	3756	# doing reload synchronously and two reloads happen back-to-back,
3232	# coro crashes during coro_state_free->destroy here.	3757	# coro crashes during coro_state_free->destroy here.
3233		3758
3234	$RELOAD_WATCHER ||= Event->timer (	3759	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3235	reentrant => 0,
3236	after => 0,
3237	data => WF_AUTOCANCEL,
3238	cb => sub {
3239	do_reload_perl;	3760	do_reload_perl;
3240	undef $RELOAD_WATCHER;	3761	undef $RELOAD_WATCHER;
3241	},
3242	);	3762	};
3243	}	3763	}
3244		3764
3245	register_command "reload" => sub {	3765	register_command "reload" => sub {
3246	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3247		3767
3248	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3249	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3250	async { reload_perl };	3772	reload_perl;
		3773	};
3251	}	3774	}
3252	};	3775	};
3253		3776
3254	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3255		3778
…		…
3257		3780
3258	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3259	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3260		3783
3261	sub wait_for_tick {	3784	sub wait_for_tick {
3262	return unless $TICK_WATCHER->is_active;
3263	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3264		3786
3265	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3266	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3267	$signal->wait;	3789	$signal->wait;
3268	}	3790	}
3269		3791
3270	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3271	return unless $TICK_WATCHER->is_active;
3272	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3273		3794
3274	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3275	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3276	$signal->wait;	3797	$signal->wait;
3277	}	3798	}
3278		3799
3279	my $min = 1e6;#d#	3800	sub tick {
3280	my $avg = 10;
3281	$TICK_WATCHER = Event->timer (
3282	reentrant => 0,
3283	parked => 1,
3284	prio => 0,
3285	at => $NEXT_TICK || $TICK,
3286	data => WF_AUTOCANCEL,
3287	cb => sub {
3288	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3289	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3290	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3291	return;	3804	return;
3292	}	3805	}
3293		3806
3294	$NOW = $tick_start = Event::time;
3295
3296	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3297		3808
3298	0 && sync_job {#d#	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3299	for(1..10) {	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3300	my $t = Event::time;	3811	Coro::async_pool {
3301	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3812	$Coro::current->{desc} = "runtime saver";
3302	or die;	3813	write_runtime_sync
3303		3814	or warn "ERROR: unable to write runtime file: $!";
3304	$map->width (50);
3305	$map->height (50);
3306	$map->alloc;
3307	$map->_load_objects ("/tmp/x.map", 1);
3308	my $t = Event::time - $t;
3309
3310	#next unless $t < 0.0013;#d#
3311	if ($t < $min) {
3312	$min = $t;
3313	}
3314	$avg = $avg * 0.99 + $t * 0.01;
3315	}
3316	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3317	exit 0;
3318	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3319	};	3815	};
		3816	}
3320		3817
3321	$RUNTIME += $TICK;
3322	$NEXT_TICK += $TICK;
3323
3324	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3325	$NEXT_RUNTIME_WRITE = $NOW + 10;
3326	Coro::async_pool {
3327	write_runtime
3328	or warn "ERROR: unable to write runtime file: $!";
3329	};
3330	}
3331
3332	# my $AFTER = Event::time;
3333	# warn $AFTER - $NOW;#d#
3334
3335	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3336	$sig->send;	3819	$sig->send;
3337	}	3820	}
3338	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3339	$sig->send;	3822	$sig->send;
3340	}	3823	}
3341		3824
3342	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3343
3344	# if we are delayed by four ticks or more, skip them all
3345	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3346
3347	$TICK_WATCHER->at ($NEXT_TICK);
3348	$TICK_WATCHER->start;
3349
3350	$LOAD = ($NOW - $tick_start) / $TICK;
3351	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3352		3827
3353	_post_tick;	3828	if (0) {
3354		3829	if ($NEXT_TICK) {
3355		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3356	},	3834	}
3357	);	3835	}
3358		3836
3359	{	3837	{
3360	BDB::max_poll_time $TICK * 0.1;	3838	# configure BDB
3361	$BDB_POLL_WATCHER = Event->io (	3839
3362	reentrant => 0,
3363	fd => BDB::poll_fileno,
3364	poll => 'r',
3365	prio => 0,
3366	data => WF_AUTOCANCEL,
3367	cb => \&BDB::poll_cb,
3368	);
3369	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3370		3841	BDB::max_poll_reqs $TICK * 0.1;
3371	BDB::set_sync_prepare {	3842	$AnyEvent::BDB::WATCHER->priority (1);
3372	my $status;
3373	my $current = $Coro::current;
3374	(
3375	sub {
3376	$status = $!;
3377	$current->ready; undef $current;
3378	},
3379	sub {
3380	Coro::schedule while defined $current;
3381	$! = $status;
3382	},
3383	)
3384	};
3385		3843
3386	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3387	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
		3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3388		3851
3389	cf::sync_job {	3852	cf::sync_job {
3390	eval {	3853	eval {
3391	BDB::db_env_open	3854	BDB::db_env_open
3392	$DB_ENV,	3855	$DB_ENV,
…		…
3394	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3857	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3395	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3858	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3396	0666;	3859	0666;
3397		3860
3398	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3861	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3399
3400	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3401	$DB_ENV->set_lk_detect;
3402	};	3862	};
3403		3863
3404	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3405	};	3865	};
3406	}	3866	}
		3867
		3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3870	};
		3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3873	};
		3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3876	};
3407	}	3877	}
3408		3878
3409	{	3879	{
		3880	# configure IO::AIO
		3881
3410	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3411
3412	undef $Coro::AIO::WATCHER;
3413	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3414	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3415	reentrant => 0,
3416	data => WF_AUTOCANCEL,
3417	fd => IO::AIO::poll_fileno,
3418	poll => 'r',
3419	prio => 6,
3420	cb => \&IO::AIO::poll_cb,
3421	);
3422	}	3885	}
3423		3886
3424	my $_log_backtrace;	3887	my $_log_backtrace;
3425		3888
3426	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3429	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3430		3893
3431	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3432	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3433	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3434	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3435	my @bt = fork_call {	3901	my @bt = fork_call {
3436	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3437	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3438	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3439	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3447	}	3913	}
3448		3914
3449	@funcs	3915	@funcs
3450	};	3916	};
3451		3917
3452	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3453	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3454	--$_log_backtrace;	3921	--$_log_backtrace;
3455	};	3922	};
3456	} else {	3923	} else {
3457	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";

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