ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.310 by elmex, Mon Jul 16 15:43:49 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	}
		395
		396	=item cf::periodic $interval, $cb
		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($$) {
		404	my ($interval, $cb) = @_;
		405
		406	my $start = rand List::Util::min 180, $interval;
		407
		408	EV::periodic $start, $interval, 0, $cb
		409	}
		410
		411	=item cf::get_slot $time[, $priority[, $name]]
		412
		413	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		414	This call blocks and returns only when you have at least C<$time> seconds
		415	of cpu time till the next tick. The slot is only valid till the next cede.
		416
		417	The optional C<$name> can be used to identify the job to run. It might be
		418	used for statistical purposes and should identify the same time-class.
		419
		420	Useful for short background jobs.
		421
		422	=cut
		423
		424	our @SLOT_QUEUE;
		425	our $SLOT_QUEUE;
		426
		427	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		428	$SLOT_QUEUE = Coro::async {
		429	$Coro::current->desc ("timeslot manager");
		430
		431	my $signal = new Coro::Signal;
		432
		433	while () {
		434	next_job:
		435	my $avail = cf::till_tick;
		436	if ($avail > 0.01) {
		437	for (0 .. $#SLOT_QUEUE) {
		438	if ($SLOT_QUEUE[$_][0] < $avail) {
		439	my $job = splice @SLOT_QUEUE, $_, 1, ();
		440	$job->[2]->send;
		441	Coro::cede;
		442	goto next_job;
		443	}
		444	}
		445	}
		446
		447	if (@SLOT_QUEUE) {
		448	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		449	push @cf::WAIT_FOR_TICK, $signal;
		450	$signal->wait;
		451	} else {
		452	Coro::schedule;
		453	}
322	};	454	}
323	$TICK_WATCHER->stop;	455	};
324	$guard	456
		457	sub get_slot($;$$) {
		458	return if tick_inhibit || $Coro::current == $Coro::main;
		459
		460	my ($time, $pri, $name) = @_;
		461
		462	$time = $TICK * .6 if $time > $TICK * .6;
		463	my $sig = new Coro::Signal;
		464
		465	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		466	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		467	$SLOT_QUEUE->ready;
		468	$sig->wait;
325	}	469	}
326		470
327	=item cf::async { BLOCK }	471	=item cf::async { BLOCK }
328		472
329	Currently the same as Coro::async_pool, meaning you cannot use	473	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		478
335	BEGIN { *async = \&Coro::async_pool }	479	BEGIN { *async = \&Coro::async_pool }
336		480
337	=item cf::sync_job { BLOCK }	481	=item cf::sync_job { BLOCK }
338		482
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	483	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	484	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	485	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	486	acceptable.
343		487
344	If it must be done, put the blocking parts into C<sync_job>. This will run	488	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	489	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		494
351	sub sync_job(&) {	495	sub sync_job(&) {
352	my ($job) = @_;	496	my ($job) = @_;
353		497
354	if ($Coro::current == $Coro::main) {	498	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	499	my $time = EV::time;
356		500
357	# this is the main coro, too bad, we have to block	501	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	502	# till the operation succeeds, freezing the server :/
359		503
360	# TODO: use suspend/resume instead	504	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	505
362	my $freeze_guard = freeze_mainloop;	506	my $freeze_guard = freeze_mainloop;
363		507
364	my $busy = 1;	508	my $busy = 1;
365	my @res;	509	my @res;
366		510
367	(async {	511	(async {
		512	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	513	@res = eval { $job->() };
369	warn $@ if $@;	514	warn $@ if $@;
370	undef $busy;	515	undef $busy;
371	})->prio (Coro::PRIO_MAX);	516	})->prio (Coro::PRIO_MAX);
372		517
373	while ($busy) {	518	while ($busy) {
374	Coro::cede or Event::one_event;	519	if (Coro::nready) {
		520	Coro::cede_notself;
		521	} else {
		522	EV::loop EV::LOOP_ONESHOT;
375	}	523	}
		524	}
376		525
377	$time = Event::time - $time;	526	my $time = EV::time - $time;
378		527
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	528	$TICK_START += $time; # do not account sync jobs to server load
383		529
384	wantarray ? @res : $res[0]	530	wantarray ? @res : $res[0]
385	} else {	531	} else {
386	# we are in another coroutine, how wonderful, everything just works	532	# we are in another coroutine, how wonderful, everything just works
387		533
…		…
412	=item fork_call { }, $args	558	=item fork_call { }, $args
413		559
414	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
415	process, returning the results. Everything must be serialisable with	561	process, returning the results. Everything must be serialisable with
416	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
417	never block itself or use any form of Event handling.	563	never block itself or use any form of event handling.
418		564
419	=cut	565	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		566
430	sub fork_call(&@) {	567	sub fork_call(&@) {
431	my ($cb, @args) = @_;	568	my ($cb, @args) = @_;
432		569
433	# 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,
434	# or die "socketpair: $!";	571	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	572	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		573
438	if (my $pid = fork) {	574	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	575	reset_signals;
452	local $SIG{__WARN__};	576	&$cb
453	local $SIG{__DIE__};	577	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		578
460	eval {	579	wantarray ? @res : $res[-1]
461	close $fh1;	580	}
462		581
463	my @res = eval { $cb->(@args) };	582	=item $coin = coin_from_name $name
464		583
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	584	=cut
466	close $fh2;
467	};
468		585
469	warn $@ if $@;	586	our %coin_alias = (
470	_exit 0;	587	"silver" => "silvercoin",
471	}	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
472	}	607	}
473		608
474	=item $value = cf::db_get $family => $key	609	=item $value = cf::db_get $family => $key
475		610
476	Returns a single value from the environment database.	611	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	613	=item cf::db_put $family => $key => $value
479		614
480	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
481	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).
482		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
483	=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	}
484		641
485	our $DB;	642	our $DB;
486		643
487	sub db_init {	644	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	645	cf::sync_job {
492	eval {	646	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	647	};
502	}	648	}
503		649
504	sub db_get($$) {	650	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	651	my $key = "$_[0]/$_[1]";
506		652
…		…
556	if (1) {	702	if (1) {
557	$md5 =	703	$md5 =
558	join "\x00",	704	join "\x00",
559	$processversion,	705	$processversion,
560	map {	706	map {
561	Coro::cede;	707	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	708	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	709	} 0.. $#$src;
564		710
565		711
566	my $dbmd5 = db_get cache => "$id/md5";	712	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		750
605	#############################################################################	751	#############################################################################
606		752
607	=head2 ATTACHABLE OBJECTS	753	=head2 ATTACHABLE OBJECTS
608		754
609	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
610	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")
611	to it. All such attachable objects support the following methods.	757	to it. All such attachable objects support the following methods.
612		758
613	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>
614	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
615	Crossfire TRT).	761	Deliantra).
616		762
617	=over 4	763	=over 4
618		764
619	=item $attachable->attach ($attachment, key => $value...)	765	=item $attachable->attach ($attachment, key => $value...)
620		766
…		…
664	=item cf::CLASS::attachment $name, ...	810	=item cf::CLASS::attachment $name, ...
665		811
666	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
667	given CLASS can refer to this attachment.	813	given CLASS can refer to this attachment.
668		814
669	Some classes such as crossfire maps and objects can specify attachments	815	Some classes such as deliantra maps and objects can specify attachments
670	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.
671		817
672	These calls expect any number of the following handler/hook descriptions:	818	These calls expect any number of the following handler/hook descriptions:
673		819
674	=over 4	820	=over 4
…		…
902	}	1048	}
903		1049
904	0	1050	0
905	}	1051	}
906		1052
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1053	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1054
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1055	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1056
911	Generate an object-specific event with the given arguments.	1057	Generate an object-specific event with the given arguments.
912		1058
…		…
919	=cut	1065	=cut
920		1066
921	#############################################################################	1067	#############################################################################
922	# object support	1068	# object support
923		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#
		1103	sub _can_merge {
		1104	my ($ob1, $ob2) = @_;
		1105
		1106	++$SLOW_MERGES;#d#
		1107
		1108	# we do the slow way here
		1109	return _object_equal $ob1, $ob2
		1110	}
		1111
924	sub reattach {	1112	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1113	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1114	my ($obj) = @_;
927		1115
		1116	# no longer needed after getting rid of delete_package?
928	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
929		1118
930	my $registry = $obj->registry;	1119	my $registry = $obj->registry;
931		1120
932	@$registry = ();	1121	@$registry = ();
933		1122
…		…
948	cf::attachable->attach (	1137	cf::attachable->attach (
949	prio => -1000000,	1138	prio => -1000000,
950	on_instantiate => sub {	1139	on_instantiate => sub {
951	my ($obj, $data) = @_;	1140	my ($obj, $data) = @_;
952		1141
953	$data = from_json $data;	1142	$data = decode_json $data;
954		1143
955	for (@$data) {	1144	for (@$data) {
956	my ($name, $args) = @$_;	1145	my ($name, $args) = @$_;
957		1146
958	$obj->attach ($name, %{$args || {} });	1147	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1163	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1164	my ($filename, $rdata, $objs) = @_;
976		1165
977	sync_job {	1166	sync_job {
978	if (length $$rdata) {	1167	if (length $$rdata) {
		1168	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1169	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1170	$decname, length $$rdata, scalar @$objs;
981		1171
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1172	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1173	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1174	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1175	aio_fsync $fh if $cf::USE_FSYNC;
986	close $fh;	1176	aio_close $fh;
987		1177
988	if (@$objs) {	1178	if (@$objs) {
989	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) {
990	chmod SAVE_MODE, $fh;	1180	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1181	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1182	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1183	aio_fsync $fh if $cf::USE_FSYNC;
994	close $fh;	1184	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1185	aio_rename "$filename.pst~", "$filename.pst";
996	}	1186	}
997	} else {	1187	} else {
998	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
999	}	1189	}
1000		1190
1001	aio_rename "$filename~", $filename;	1191	aio_rename "$filename~", $filename;
		1192
		1193	$filename =~ s%/[^/]+$%%;
		1194	aio_pathsync $filename;
1002	} else {	1195	} else {
1003	warn "FATAL: $filename~: $!\n";	1196	warn "FATAL: $filename~: $!\n";
1004	}	1197	}
1005	} else {	1198	} else {
1006	aio_unlink $filename;	1199	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1200	aio_unlink "$filename.pst";
1008	}	1201	}
1009	}	1202	};
1010	}	1203	}
1011		1204
1012	sub object_freezer_as_string {	1205	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1206	my ($rdata, $objs) = @_;
1014		1207
…		…
1026	or return;	1219	or return;
1027		1220
1028	unless (aio_stat "$filename.pst") {	1221	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1222	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1223	or return;
		1224
1031	$av = eval { (Storable::thaw $av)->{objs} };	1225	my $st = eval { Coro::Storable::thaw $av };
		1226	$av = $st->{objs};
1032	}	1227	}
1033		1228
		1229	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1230	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1231	$decname, length $data, scalar @{$av || []};
		1232
1036	return ($data, $av);	1233	($data, $av)
1037	}	1234	}
1038		1235
1039	=head2 COMMAND CALLBACKS	1236	=head2 COMMAND CALLBACKS
1040		1237
1041	=over 4	1238	=over 4
…		…
1114	my ($pl, $buf) = @_;	1311	my ($pl, $buf) = @_;
1115		1312
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1313	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1314
1118	if (ref $msg) {	1315	if (ref $msg) {
		1316	my ($type, $reply, @payload) =
		1317	"ARRAY" eq ref $msg
		1318	? @$msg
		1319	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1320
		1321	my @reply;
		1322
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1323	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1324	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1325	}
		1326
		1327	$pl->ext_reply ($reply, @reply)
		1328	if $reply;
		1329
1124	} else {	1330	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1331	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1332	}
1127		1333
1128	cf::override;	1334	cf::override;
…		…
1155		1361
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1362	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1363	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1364
1159	$ext{source} =	1365	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1366	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1367	. "#line 1 \"$path\"\n{\n"
1162	. $source	1368	. $source
1163	. "\n};\n1";	1369	. "\n};\n1";
1164		1370
1165	$todo{$base} = \%ext;	1371	$todo{$base} = \%ext;
…		…
1181	my $msg = $@ ? "$v->{path}: $@\n"	1387	my $msg = $@ ? "$v->{path}: $@\n"
1182	: "$v->{base}: extension inactive.\n";	1388	: "$v->{base}: extension inactive.\n";
1183		1389
1184	if (exists $v->{meta}{mandatory}) {	1390	if (exists $v->{meta}{mandatory}) {
1185	warn $msg;	1391	warn $msg;
1186	warn "mandatory extension failed to load, exiting.\n";	1392	cf::cleanup "mandatory extension failed to load, exiting.";
1187	exit 1;
1188	}	1393	}
1189		1394
1190	warn $msg;	1395	warn $msg;
1191	}	1396	}
1192		1397
…		…
1206		1411
1207	=back	1412	=back
1208		1413
1209	=head2 CORE EXTENSIONS	1414	=head2 CORE EXTENSIONS
1210		1415
1211	Functions and methods that extend core crossfire objects.	1416	Functions and methods that extend core deliantra objects.
1212		1417
1213	=cut	1418	=cut
1214		1419
1215	package cf::player;	1420	package cf::player;
1216		1421
1217	use Coro::AIO;	1422	use Coro::AIO;
1218		1423
1219	=head3 cf::player	1424	=head3 cf::player
1220		1425
1221	=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	}
1222		1441
1223	=item cf::player::find $login	1442	=item cf::player::find $login
1224		1443
1225	Returns the given player object, loading it if necessary (might block).	1444	Returns the given player object, loading it if necessary (might block).
1226		1445
…		…
1245		1464
1246	sub exists($) {	1465	sub exists($) {
1247	my ($login) = @_;	1466	my ($login) = @_;
1248		1467
1249	$cf::PLAYER{$login}	1468	$cf::PLAYER{$login}
1250	or cf::sync_job { !aio_stat path $login }	1469	or !aio_stat path $login
1251	}	1470	}
1252		1471
1253	sub find($) {	1472	sub find($) {
1254	return $cf::PLAYER{$_[0]} || do {	1473	return $cf::PLAYER{$_[0]} || do {
1255	my $login = $_[0];	1474	my $login = $_[0];
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1481	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1482	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1483	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1484	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1485
1267	my $pl = load_pl path $login	1486	my $f = new_from_file cf::object::thawer path $login
1268	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;
1269	$cf::PLAYER{$login} = $pl	1494	$cf::PLAYER{$login} = $pl
1270	}	1495	}
1271	}	1496	}
1272	}	1497	}
1273		1498
…		…
1282	return if $pl->{deny_save};	1507	return if $pl->{deny_save};
1283		1508
1284	aio_mkdir playerdir $pl, 0770;	1509	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1510	$pl->{last_save} = $cf::RUNTIME;
1286		1511
		1512	cf::get_slot 0.01;
		1513
1287	$pl->save_pl ($path);	1514	$pl->save_pl ($path);
1288	Coro::cede;	1515	cf::cede_to_tick;
1289	}	1516	}
1290		1517
1291	sub new($) {	1518	sub new($) {
1292	my ($login) = @_;	1519	my ($login) = @_;
1293		1520
…		…
1299	$cf::PLAYER{$login} = $self;	1526	$cf::PLAYER{$login} = $self;
1300		1527
1301	$self	1528	$self
1302	}	1529	}
1303		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
1304	=item $pl->quit_character	1541	=item $pl->quit_character
1305		1542
1306	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
1307	be destroyed. May block for a long time.	1544	be destroyed. May block for a long time.
1308		1545
…		…
1312	my ($pl) = @_;	1549	my ($pl) = @_;
1313		1550
1314	my $name = $pl->ob->name;	1551	my $name = $pl->ob->name;
1315		1552
1316	$pl->{deny_save} = 1;	1553	$pl->{deny_save} = 1;
1317	$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
1318		1555
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1556	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1557	$pl->deactivate;
		1558	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1559	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1560	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1561	$pl->ns->destroy if $pl->ns;
1323		1562
1324	my $path = playerdir $pl;	1563	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1564	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1600	or return [];
1362		1601
1363	my @logins;	1602	my @logins;
1364		1603
1365	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") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1610	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1611	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1612	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1613	}
1369		1614
1370	utf8::decode $login;	1615	utf8::decode $login;
1371	push @logins, $login;	1616	push @logins, $login;
1372	}	1617	}
1373		1618
…		…
1400	}	1645	}
1401		1646
1402	\@paths	1647	\@paths
1403	}	1648	}
1404		1649
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1650	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1651
1407	Expand crossfire pod fragments into protocol xml.	1652	Expand deliantra pod fragments into protocol xml.
1408		1653
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1654	=item $player->ext_reply ($msgid, @msg)
1456		1655
1457	Sends an ext reply to the player.	1656	Sends an ext reply to the player.
1458		1657
1459	=cut	1658	=cut
1460		1659
1461	sub ext_reply($$%) {	1660	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1661	my ($self, $id, @msg) = @_;
1463		1662
1464	$msg{msgid} = $id;	1663	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1664	}
1467		1665
1468	=item $player->ext_event ($type, %msg)	1666	=item $player->ext_msg ($type, @msg)
1469		1667
1470	Sends an ext event to the client.	1668	Sends an ext event to the client.
1471		1669
1472	=cut	1670	=cut
1473		1671
1474	sub ext_event($$%) {	1672	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1673	my ($self, $type, @msg) = @_;
1476		1674
1477	$self->ns->ext_event ($type, %msg);	1675	$self->ns->ext_msg ($type, @msg);
1478	}	1676	}
1479		1677
1480	=head3 cf::region	1678	=head3 cf::region
1481		1679
1482	=over 4	1680	=over 4
…		…
1526	our $MAX_RESET = 3600;	1724	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1725	our $DEFAULT_RESET = 3000;
1528		1726
1529	sub generate_random_map {	1727	sub generate_random_map {
1530	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
1531	# mit "rum" bekleckern, nicht	1732	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1733	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1734	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1735	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1736	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1657		1858
1658	# the temporary/swap location	1859	# the temporary/swap location
1659	sub save_path {	1860	sub save_path {
1660	my ($self) = @_;	1861	my ($self) = @_;
1661		1862
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1863	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1864	"$TMPDIR/$path.map"
1664	}	1865	}
1665		1866
1666	# the unique path, undef == no special unique path	1867	# the unique path, undef == no special unique path
1667	sub uniq_path {	1868	sub uniq_path {
1668	my ($self) = @_;	1869	my ($self) = @_;
1669		1870
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1871	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1872	"$UNIQUEDIR/$path"
1672	}	1873	}
1673		1874
1674	# and all this just because we cannot iterate over	1875	# and all this just because we cannot iterate over
1675	# all maps in C++...	1876	# all maps in C++...
…		…
1698		1899
1699	sub load_header_from($) {	1900	sub load_header_from($) {
1700	my ($self, $path) = @_;	1901	my ($self, $path) = @_;
1701		1902
1702	utf8::encode $path;	1903	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1904	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	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;
1708		1912
1709	$self->{load_path} = $path;	1913	$self->{load_path} = $path;
1710		1914
1711	1	1915	1
1712	}	1916	}
…		…
1766	sub find {	1970	sub find {
1767	my ($path, $origin) = @_;	1971	my ($path, $origin) = @_;
1768		1972
1769	$path = normalise $path, $origin && $origin->path;	1973	$path = normalise $path, $origin && $origin->path;
1770		1974
		1975	cf::lock_wait "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	1976	cf::lock_wait "map_find:$path";
1772		1977
1773	$cf::MAP{$path} || do {	1978	$cf::MAP{$path} || do {
		1979	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1774	my $guard = cf::lock_acquire "map_find:$path";	1980	my $guard2 = cf::lock_acquire "map_find:$path";
		1981
1775	my $map = new_from_path cf::map $path	1982	my $map = new_from_path cf::map $path
1776	or return;	1983	or return;
1777		1984
1778	$map->{last_save} = $cf::RUNTIME;	1985	$map->{last_save} = $cf::RUNTIME;
1779		1986
…		…
1781	or return;	1988	or return;
1782		1989
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1990	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	1991	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	1992	#$cf::WAIT_FOR_TICK->wait;
		1993	undef $guard2;
		1994	undef $guard1;
1786	$map->reset;	1995	$map->reset;
1787	undef $guard;
1788	return find $path;	1996	return find $path;
1789	}	1997	}
1790		1998
1791	$cf::MAP{$path} = $map	1999	$cf::MAP{$path} = $map
1792	}	2000	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	2009	local $self->{deny_reset} = 1; # loading can take a long time
1802		2010
1803	my $path = $self->{path};	2011	my $path = $self->{path};
1804		2012
1805	{	2013	{
1806	my $guard = cf::lock_acquire "map_load:$path";	2014	my $guard = cf::lock_acquire "map_data:$path";
1807		2015
		2016	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	2017	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		2018
1810	$self->in_memory (cf::MAP_LOADING);	2019	$self->in_memory (cf::MAP_LOADING);
1811		2020
1812	$self->alloc;	2021	$self->alloc;
1813		2022
1814	$self->pre_load;	2023	$self->pre_load;
1815	Coro::cede;	2024	cf::cede_to_tick;
1816		2025
		2026	my $f = new_from_file cf::object::thawer $self->{load_path};
		2027	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2028	$self->_load_objects ($f)
1818	or return;	2029	or return;
1819		2030
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2031	$self->post_load_original
1821	if delete $self->{load_original};	2032	if delete $self->{load_original};
1822		2033
1823	if (my $uniq = $self->uniq_path) {	2034	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2035	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2036	unless (aio_stat $uniq) {
		2037	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2038	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2039	$self->_load_objects ($f);
		2040	$f->resolve_delayed_derefs;
		2041	}
1828	}	2042	}
1829	}	2043	}
1830		2044
1831	Coro::cede;	2045	$f->resolve_delayed_derefs;
		2046
		2047	cf::cede_to_tick;
1832	# now do the right thing for maps	2048	# now do the right thing for maps
1833	$self->link_multipart_objects;	2049	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2050	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2051	unless $self->difficulty;
1836	Coro::cede;	2052	cf::cede_to_tick;
1837		2053
1838	unless ($self->{deny_activate}) {	2054	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2055	$self->decay_objects;
1840	$self->fix_auto_apply;	2056	$self->fix_auto_apply;
1841	$self->update_buttons;	2057	$self->update_buttons;
1842	Coro::cede;	2058	cf::cede_to_tick;
1843	$self->set_darkness_map;	2059	$self->set_darkness_map;
1844	Coro::cede;	2060	cf::cede_to_tick;
1845	$self->activate;	2061	$self->activate;
1846	}	2062	}
1847		2063
		2064	$self->{last_save} = $cf::RUNTIME;
		2065	$self->last_access ($cf::RUNTIME);
		2066
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2067	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2068	}
1850		2069
1851	$self->post_load;	2070	$self->post_load;
1852	}	2071	}
1853		2072
…		…
1862		2081
1863	$self	2082	$self
1864	}	2083	}
1865		2084
1866	# 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
1867	sub load_diag {	2086	sub load_neighbours {
1868	my ($map) = @_;	2087	my ($map) = @_;
1869		2088
1870	my @diag; # diagonal neighbours	2089	my @neigh; # diagonal neighbours
1871		2090
1872	for (0 .. 3) {	2091	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2092	my $neigh = $map->tile_path ($_)
1874	or next;	2093	or next;
1875	$neigh = find $neigh, $map	2094	$neigh = find $neigh, $map
1876	or next;	2095	or next;
1877	$neigh->load;	2096	$neigh->load;
1878		2097
		2098	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2099	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2100	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2101	}
1882		2102
1883	for (@diag) {	2103	for (grep defined $_->[0], @neigh) {
		2104	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2105	my $neigh = find $path, $origin
1885	or next;	2106	or next;
1886	$neigh->load;	2107	$neigh->load;
1887	}	2108	}
1888	}	2109	}
1889		2110
…		…
1894	}	2115	}
1895		2116
1896	sub do_load_sync {	2117	sub do_load_sync {
1897	my ($map) = @_;	2118	my ($map) = @_;
1898		2119
		2120	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2121	if $Coro::current == $Coro::main;
		2122
1899	cf::sync_job { $map->load };	2123	cf::sync_job { $map->load };
1900	}	2124	}
1901		2125
1902	our %MAP_PREFETCH;	2126	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2127	our $MAP_PREFETCHER = undef;
1904		2128
1905	sub find_async {	2129	sub find_async {
1906	my ($path, $origin) = @_;	2130	my ($path, $origin, $load) = @_;
1907		2131
1908	$path = normalise $path, $origin && $origin->{path};	2132	$path = normalise $path, $origin && $origin->{path};
1909		2133
1910	if (my $map = $cf::MAP{$path}) {	2134	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2135	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2136	}
1913		2137
1914	undef $MAP_PREFETCH{$path};	2138	$MAP_PREFETCH{$path} |= $load;
		2139
1915	$MAP_PREFETCHER ||= cf::async {	2140	$MAP_PREFETCHER ||= cf::async {
		2141	$Coro::current->{desc} = "map prefetcher";
		2142
1916	while (%MAP_PREFETCH) {	2143	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2144	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2145	if (my $map = find $k) {
1919	$map->load;	2146	$map->load if $v;
1920	}	2147	}
1921		2148
1922	delete $MAP_PREFETCH{$path};	2149	delete $MAP_PREFETCH{$k};
1923	}	2150	}
1924	}	2151	}
1925	undef $MAP_PREFETCHER;	2152	undef $MAP_PREFETCHER;
1926	};	2153	};
1927	$MAP_PREFETCHER->prio (6);	2154	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2157	}
1931		2158
1932	sub save {	2159	sub save {
1933	my ($self) = @_;	2160	my ($self) = @_;
1934		2161
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2162	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2163
1937	$self->{last_save} = $cf::RUNTIME;	2164	$self->{last_save} = $cf::RUNTIME;
1938		2165
1939	return unless $self->dirty;	2166	return unless $self->dirty;
1940		2167
…		…
1946	return if $self->{deny_save};	2173	return if $self->{deny_save};
1947		2174
1948	local $self->{last_access} = $self->last_access;#d#	2175	local $self->{last_access} = $self->last_access;#d#
1949		2176
1950	cf::async {	2177	cf::async {
		2178	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2179	$_->contr->save for $self->players;
1952	};	2180	};
		2181
		2182	cf::get_slot 0.02;
1953		2183
1954	if ($uniq) {	2184	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2185	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2186	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2187	} else {
…		…
1963	my ($self) = @_;	2193	my ($self) = @_;
1964		2194
1965	# save first because save cedes	2195	# save first because save cedes
1966	$self->save;	2196	$self->save;
1967		2197
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2198	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2199
1970	return if $self->players;	2200	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2201	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2202	return if $self->{deny_save};
1973		2203
		2204	$self->in_memory (cf::MAP_SWAPPED);
		2205
		2206	$self->deactivate;
		2207	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2208	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2209	}
1977		2210
1978	sub reset_at {	2211	sub reset_at {
1979	my ($self) = @_;	2212	my ($self) = @_;
1980		2213
…		…
2012	if $uniq;	2245	if $uniq;
2013	}	2246	}
2014		2247
2015	delete $cf::MAP{$self->path};	2248	delete $cf::MAP{$self->path};
2016		2249
		2250	$self->deactivate;
		2251	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2252	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2253
2021	$self->unlink_save;	2254	$self->unlink_save;
2022	$self->destroy;	2255	$self->destroy;
2023	}	2256	}
2024		2257
2025	my $nuke_counter = "aaaa";	2258	my $nuke_counter = "aaaa";
2026		2259
2027	sub nuke {	2260	sub nuke {
2028	my ($self) = @_;	2261	my ($self) = @_;
2029		2262
		2263	{
		2264	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2265
2030	delete $cf::MAP{$self->path};	2266	delete $cf::MAP{$self->path};
2031		2267
2032	$self->unlink_save;	2268	$self->unlink_save;
2033		2269
2034	bless $self, "cf::map";	2270	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2271	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2272	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2273	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2274	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2275
2040	$cf::MAP{$self->path} = $self;	2276	$cf::MAP{$self->path} = $self;
		2277	}
2041		2278
2042	$self->reset; # polite request, might not happen	2279	$self->reset; # polite request, might not happen
2043	}	2280	}
2044		2281
2045	=item $maps = cf::map::tmp_maps	2282	=item $maps = cf::map::tmp_maps
…		…
2087		2324
2088	sub unique_maps() {	2325	sub unique_maps() {
2089	[	2326	[
2090	map {	2327	map {
2091	utf8::decode $_;	2328	utf8::decode $_;
2092	/\.map$/	2329	s/\.map$//; # TODO future compatibility hack
		2330	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2331	? ()
2093	? normalise $_	2332	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2333	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2334	]
2097	}	2335	}
2098		2336
2099	package cf;
2100
2101	=back	2337	=back
2102		2338
2103	=head3 cf::object	2339	=head3 cf::object
2104		2340
2105	=cut	2341	=cut
…		…
2108		2344
2109	=over 4	2345	=over 4
2110		2346
2111	=item $ob->inv_recursive	2347	=item $ob->inv_recursive
2112		2348
2113	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.
2114		2351
2115	=cut	2352	=cut
2116		2353
2117	sub inv_recursive_;	2354	sub inv_recursive_;
2118	sub inv_recursive_ {	2355	sub inv_recursive_ {
…		…
2121		2358
2122	sub inv_recursive {	2359	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2360	inv_recursive_ inv $_[0]
2124	}	2361	}
2125		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
2126	package cf;	2391	package cf;
2127		2392
2128	=back	2393	=back
2129		2394
2130	=head3 cf::object::player	2395	=head3 cf::object::player
…		…
2136	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>
2137	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
2138	dialogue with the given NPC character.	2403	dialogue with the given NPC character.
2139		2404
2140	=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	};
2141		2420
2142	# rough implementation of a future "reply" method that works	2421	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2422	# with dialog boxes.
2144	#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
2145	sub cf::object::player::reply($$$;$) {	2424	sub cf::object::player::reply($$$;$) {
…		…
2152		2431
2153	} else {	2432	} else {
2154	my $pl = $self->contr;	2433	my $pl = $self->contr;
2155		2434
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2435	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2436	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2437	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2438
2165	} else {	2439	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2440	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2441	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2442	}
2169	}	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 (@_);
2170	}	2454	}
2171		2455
2172	=item $player_object->may ("access")	2456	=item $player_object->may ("access")
2173		2457
2174	Returns wether the given player is authorized to access resource "access"	2458	Returns wether the given player is authorized to access resource "access"
…		…
2187		2471
2188	=item $player_object->enter_link	2472	=item $player_object->enter_link
2189		2473
2190	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}>).
2191		2475
2192	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.
2193	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.
2194		2480
2195	Will never block.	2481	Will never block.
2196		2482
2197	=item $player_object->leave_link ($map, $x, $y)	2483	=item $player_object->leave_link ($map, $x, $y)
2198		2484
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2539	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2540	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2541	if $x <=0 && $y <= 0;
2256		2542
2257	$map->load;	2543	$map->load;
2258	$map->load_diag;	2544	$map->load_neighbours;
2259		2545
2260	return unless $self->contr->active;	2546	return unless $self->contr->active;
		2547	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2261	$self->activate_recursive;	2548	$self->activate_recursive;
2262		2549
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2550	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2551	$self->enter_map ($map, $x, $y);
2265	}	2552	}
…		…
2270	her, loading and preparing them map, calling the provided $check callback	2557	her, loading and preparing them map, calling the provided $check callback
2271	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
2272	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
2273	be called at the end of this process.	2560	be called at the end of this process.
2274		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
2275	=cut	2565	=cut
2276		2566
2277	our $GOTOGEN;	2567	our $GOTOGEN;
2278		2568
2279	sub cf::object::player::goto {	2569	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2573	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2574
2285	$self->enter_link;	2575	$self->enter_link;
2286		2576
2287	(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
2288	my $map = eval {	2599	my $map = eval {
2289	my $map = cf::map::find $path;	2600	my $map = defined $path ? cf::map::find $path : undef;
2290		2601
2291	if ($map) {	2602	if ($map) {
2292	$map = $map->customise_for ($self);	2603	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2604	$map = $check->($map) if $check && $map;
2294	} else {	2605	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2606	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2607	}
2297		2608
2298	$map	2609	$map
2299	};	2610	};
2300		2611
…		…
2336	}	2647	}
2337		2648
2338	sub prepare_random_map {	2649	sub prepare_random_map {
2339	my ($exit) = @_;	2650	my ($exit) = @_;
2340		2651
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2652	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2653	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2654	# that depends on the exit object
2346		2655
2347	my $rmp = parse_random_map_params $exit->msg;	2656	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2658	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2659	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2660	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2661	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2662	$rmp->{origin_y} = $exit->y;
		2663
		2664	$exit->map->touch;
2354	}	2665	}
2355		2666
2356	$rmp->{random_seed} ||= $exit->random_seed;	2667	$rmp->{random_seed} ||= $exit->random_seed;
2357		2668
2358	my $data = cf::to_json $rmp;	2669	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2670	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2671	my $meta = "$RANDOMDIR/$md5.meta";
2361		2672
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2673	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2674	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2675	undef $fh;
2365	aio_rename "$meta~", $meta;	2676	aio_rename "$meta~", $meta;
2366		2677
		2678	my $slaying = "?random/$md5";
		2679
		2680	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2681	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2682	$exit->msg (undef);
		2683	}
2369	}	2684	}
2370	}	2685	}
2371		2686
2372	sub cf::object::player::enter_exit {	2687	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2688	my ($self, $exit) = @_;
2374		2689
2375	return unless $self->type == cf::PLAYER;	2690	return unless $self->type == cf::PLAYER;
2376		2691
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2692	$self->enter_link;
2389		2693
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2694	(async {
2395	$self->deactivate_recursive; # just to be sure	2695	$Coro::current->{desc} = "enter_exit";
		2696
2396	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
2397	$self->goto ($slaying, $hp, $sp);	2712	$self->goto ($map, $x, $y);
2398		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
2399	1;	2718	1
2400	}) {	2719	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2720	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "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. "
2403	. "Please report this to the dungeon master!",	2722	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2723	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2724
2406	warn "ERROR in enter_exit: $@";	2725	warn "ERROR in enter_exit: $@";
…		…
2425		2744
2426	utf8::encode $text;	2745	utf8::encode $text;
2427	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2746	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2428	}	2747	}
2429		2748
2430	=item $client->send_msg ($color, $type, $msg, [extra...])	2749	=item $client->send_msg ($channel, $msg, $color, [extra...])
2431		2750
2432	Send a drawinfo or msg packet to the client, formatting the msg for the	2751	Send a drawinfo or msg packet to the client, formatting the msg for the
2433	client if neccessary. C<$type> should be a string identifying the type of	2752	client if neccessary. C<$type> should be a string identifying the type of
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2753	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2754	the message unless the client supports the msg packet.
2436		2755
2437	=cut	2756	=cut
2438		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
2439	sub cf::client::send_msg {	2822	sub cf::client::send_msg {
2440	my ($self, $color, $type, $msg, @extra) = @_;	2823	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2824
2442	$msg = $self->pl->expand_cfpod ($msg);	2825	$msg = $self->pl->expand_cfpod ($msg)
		2826	unless $color & cf::NDI_VERBATIM;
		2827
		2828	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2829
		2830	# check predefined channels, for the benefit of C
		2831	if ($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
		2839	} elsif (ref $channel) {
		2840	# send meta info to client, if not yet sent
		2841	unless (exists $self->{channel}{$channel->{id}}) {
		2842	$self->{channel}{$channel->{id}} = $channel;
		2843	$self->ext_msg (channel_info => $channel)
		2844	if $self->can_msg;
		2845	}
		2846
		2847	$channel = $channel->{id};
		2848	}
2443		2849
2444	return unless @extra || length $msg;	2850	return unless @extra || length $msg;
2445		2851
2446	if ($self->can_msg) {	2852	if ($self->can_msg) {
2447	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $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);
2448	} else {	2873	} else {
2449	# replace some tags by gcfclient-compatible ones
2450	for ($msg) {
2451	1 while
2452	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2453	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2454	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2455	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2456	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2457	}
2458
2459	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
2460	if (0 && $msg =~ /\[/) {	2889	if (0 && $msg =~ /\[/) {
		2890	# COMMAND/INFO
2461	$self->send_packet ("drawextinfo $color 4 0 $msg")	2891	$self->send_packet ("drawextinfo $color 10 8 $msg")
2462	} else {	2892	} else {
2463	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2893	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2464	$self->send_packet ("drawinfo $color $msg")	2894	$self->send_packet ("drawinfo $color $msg")
2465	}	2895	}
2466	}	2896	}
2467	}	2897	}
2468	}	2898	}
2469		2899
2470	=item $client->ext_event ($type, %msg)	2900	=item $client->ext_msg ($type, @msg)
2471		2901
2472	Sends an ext event to the client.	2902	Sends an ext event to the client.
2473		2903
2474	=cut	2904	=cut
2475		2905
2476	sub cf::client::ext_event($$%) {	2906	sub cf::client::ext_msg($$@) {
2477	my ($self, $type, %msg) = @_;	2907	my ($self, $type, @msg) = @_;
2478		2908
2479	return unless $self->extcmd;	2909	if ($self->extcmd == 2) {
2480		2910	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2911	} elsif ($self->extcmd == 1) { # TODO: remove
2481	$msg{msgtype} = "event_$type";	2912	push @msg, msgtype => "event_$type";
2482	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	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;
		2931	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2932	}
2483	}	2933	}
2484		2934
2485	=item $success = $client->query ($flags, "text", \&cb)	2935	=item $success = $client->query ($flags, "text", \&cb)
2486		2936
2487	Queues a query to the client, calling the given callback with	2937	Queues a query to the client, calling the given callback with
…		…
2542	my ($ns, $buf) = @_;	2992	my ($ns, $buf) = @_;
2543		2993
2544	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2994	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2545		2995
2546	if (ref $msg) {	2996	if (ref $msg) {
		2997	my ($type, $reply, @payload) =
		2998	"ARRAY" eq ref $msg
		2999	? @$msg
		3000	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		3001
		3002	my @reply;
		3003
2547	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	3004	if (my $cb = $EXTICMD{$type}) {
2548	if (my %reply = $cb->($ns, $msg)) {	3005	@reply = $cb->($ns, @payload);
2549	$reply{msgid} = $msg->{msgid};
2550	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2551	}
2552	}	3006	}
		3007
		3008	$ns->ext_reply ($reply, @reply)
		3009	if $reply;
		3010
2553	} else {	3011	} else {
2554	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";
2555	}	3013	}
2556		3014
2557	cf::override;	3015	cf::override;
…		…
2604	our $safe = new Safe "safe";	3062	our $safe = new Safe "safe";
2605	our $safe_hole = new Safe::Hole;	3063	our $safe_hole = new Safe::Hole;
2606		3064
2607	$SIG{FPE} = 'IGNORE';	3065	$SIG{FPE} = 'IGNORE';
2608		3066
2609	$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	));
2610		3072
2611	# here we export the classes and methods available to script code	3073	# here we export the classes and methods available to script code
2612		3074
2613	=pod	3075	=pod
2614		3076
2615	The following functions and methods are available within a safe environment:	3077	The following functions and methods are available within a safe environment:
2616		3078
2617	cf::object	3079	cf::object
2618	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
2619	insert remove	3081	insert remove name archname title slaying race decrease split
2620		3082
2621	cf::object::player	3083	cf::object::player
2622	player	3084	player
2623		3085
2624	cf::player	3086	cf::player
…		…
2629		3091
2630	=cut	3092	=cut
2631		3093
2632	for (	3094	for (
2633	["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
2634	insert remove)],	3096	insert remove inv nrof name archname title slaying race
		3097	decrease split destroy change_exp)],
2635	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2636	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful)],
2637	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2638	) {	3101	) {
2639	no strict 'refs';	3102	no strict 'refs';
…		…
2715	# the server's init and main functions	3178	# the server's init and main functions
2716		3179
2717	sub load_facedata($) {	3180	sub load_facedata($) {
2718	my ($path) = @_;	3181	my ($path) = @_;
2719		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
2720	warn "loading facedata from $path\n";	3189	warn "loading facedata from $path\n";
2721		3190
2722	my $facedata;	3191	my $facedata;
2723	0 < aio_load $path, $facedata	3192	0 < aio_load $path, $facedata
2724	or die "$path: $!";	3193	or die "$path: $!";
…		…
2726	$facedata = Coro::Storable::thaw $facedata;	3195	$facedata = Coro::Storable::thaw $facedata;
2727		3196
2728	$facedata->{version} == 2	3197	$facedata->{version} == 2
2729	or cf::cleanup "$path: version mismatch, cannot proceed.";	3198	or cf::cleanup "$path: version mismatch, cannot proceed.";
2730		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
2731	{	3207	{
2732	my $faces = $facedata->{faceinfo};	3208	my $faces = $facedata->{faceinfo};
2733		3209
2734	while (my ($face, $info) = each %$faces) {	3210	while (my ($face, $info) = each %$faces) {
2735	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3211	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3212
2736	cf::face::set_visibility $idx, $info->{visibility};	3213	cf::face::set_visibility $idx, $info->{visibility};
2737	cf::face::set_magicmap $idx, $info->{magicmap};	3214	cf::face::set_magicmap $idx, $info->{magicmap};
2738	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3215	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2739	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3216	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2740		3217
2741	cf::cede_to_tick;	3218	cf::cede_to_tick;
2742	}	3219	}
2743		3220
2744	while (my ($face, $info) = each %$faces) {	3221	while (my ($face, $info) = each %$faces) {
2745	next unless $info->{smooth};	3222	next unless $info->{smooth};
		3223
2746	my $idx = cf::face::find $face	3224	my $idx = cf::face::find $face
2747	or next;	3225	or next;
		3226
2748	if (my $smooth = cf::face::find $info->{smooth}) {	3227	if (my $smooth = cf::face::find $info->{smooth}) {
2749	cf::face::set_smooth $idx, $smooth;	3228	cf::face::set_smooth $idx, $smooth;
2750	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3229	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2751	} else {	3230	} else {
2752	warn "smooth face '$info->{smooth}' not found for face '$face'";	3231	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2769		3248
2770	{	3249	{
2771	# TODO: for gcfclient pleasure, we should give resources	3250	# TODO: for gcfclient pleasure, we should give resources
2772	# that gcfclient doesn't grok a >10000 face index.	3251	# that gcfclient doesn't grok a >10000 face index.
2773	my $res = $facedata->{resource};	3252	my $res = $facedata->{resource};
2774	my $enc = JSON::XS->new->utf8->canonical;
2775		3253
2776	while (my ($name, $info) = each %$res) {	3254	while (my ($name, $info) = each %$res) {
2777	my $meta = $enc->encode ({	3255	if (defined $info->{type}) {
2778	name => $name,
2779	type => $info->{type},
2780	copyright => $info->{copyright}, #TODO#
2781	});
2782
2783	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3256	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3257	my $data;
2784		3258
2785	if ($name =~ /\.jpg$/) {	3259	if ($info->{type} & 1) {
2786	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3260	# prepend meta info
2787	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3261
		3262	my $meta = $enc->encode ({
		3263	name => $name,
		3264	%{ $info->{meta} || {} },
		3265	});
		3266
		3267	$data = pack "(w/a*)*", $meta, $info->{data};
		3268	} else {
		3269	$data = $info->{data};
		3270	}
		3271
		3272	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3273	cf::face::set_type $idx, $info->{type};
2788	} else {	3274	} else {
2789	my $data = pack "(w/a*)*", $meta, $info->{data};	3275	$RESOURCE{$name} = $info;
2790	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2791
2792	cf::face::set_type $idx, 1;
2793	cf::face::set_data $idx, 0, $data, $chk;
2794	}	3276	}
2795		3277
2796	cf::cede_to_tick;	3278	cf::cede_to_tick;
2797	}	3279	}
2798	}	3280	}
2799		3281
		3282	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3283
2800	1	3284	1
2801	}	3285	}
2802		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	});
		3306
		3307	register_exticmd fx_want => sub {
		3308	my ($ns, $want) = @_;
		3309
		3310	while (my ($k, $v) = each %$want) {
		3311	$ns->fx_want ($k, $v);
		3312	}
		3313	};
		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
2803	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
2804	load_resource_file "$MAPDIR/regions"	3330	load_resource_file "$MAPDIR/regions"
2805	or die "unable to load regions file\n";	3331	or die "unable to load regions file\n";
2806		3332
2807	for (cf::region::list) {	3333	for (cf::region::list) {
2808	$_->{match} = qr/$_->{match}/	3334	$_->{match} = qr/$_->{match}/
…		…
2816	}	3342	}
2817		3343
2818	sub reload_archetypes {	3344	sub reload_archetypes {
2819	load_resource_file "$DATADIR/archetypes"	3345	load_resource_file "$DATADIR/archetypes"
2820	or die "unable to load archetypes\n";	3346	or die "unable to load archetypes\n";
2821	#d# NEED to laod twice to resolve forward references
2822	# this really needs to be done in an extra post-pass
2823	# (which needs to be synchronous, so solve it differently)
2824	load_resource_file "$DATADIR/archetypes"
2825	or die "unable to load archetypes\n";
2826	}	3347	}
2827		3348
2828	sub reload_treasures {	3349	sub reload_treasures {
2829	load_resource_file "$DATADIR/treasures"	3350	load_resource_file "$DATADIR/treasures"
2830	or die "unable to load treasurelists\n";	3351	or die "unable to load treasurelists\n";
2831	}	3352	}
2832		3353
2833	sub reload_resources {	3354	sub reload_resources {
2834	warn "reloading resource files...\n";	3355	warn "reloading resource files...\n";
2835		3356
		3357	reload_facedata;
		3358	reload_archetypes;
2836	reload_regions;	3359	reload_regions;
2837	reload_facedata;
2838	#reload_archetypes;#d#
2839	reload_archetypes;
2840	reload_treasures;	3360	reload_treasures;
2841		3361
2842	warn "finished reloading resource files\n";	3362	warn "finished reloading resource files\n";
2843	}	3363	}
2844		3364
2845	sub init {	3365	sub reload_config {
2846	reload_resources;
2847	}
2848
2849	sub cfg_load {
2850	open my $fh, "<:utf8", "$CONFDIR/config"	3366	open my $fh, "<:utf8", "$CONFDIR/config"
2851	or return;	3367	or return;
2852		3368
2853	local $/;	3369	local $/;
2854	*CFG = YAML::Syck::Load <$fh>;	3370	*CFG = YAML::Load <$fh>;
2855		3371
2856	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3372	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2857		3373
2858	$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};
2859	$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};
…		…
2865	};	3381	};
2866	warn $@ if $@;	3382	warn $@ if $@;
2867	}	3383	}
2868	}	3384	}
2869		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
2870	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
2871	# we must not ever block the main coroutine	3421	# we must not ever block the main coroutine
2872	local $Coro::idle = sub {	3422	local $Coro::idle = sub {
2873	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#
2874	(async {	3424	(async {
2875	Event::one_event;	3425	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3426	EV::loop EV::LOOP_ONESHOT;
2876	})->prio (Coro::PRIO_MAX);	3427	})->prio (Coro::PRIO_MAX);
2877	};	3428	};
2878		3429
2879	cfg_load;	3430	evthread_start IO::AIO::poll_fileno;
		3431
		3432	cf::sync_job {
		3433	reload_resources;
		3434	reload_config;
2880	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
2881	load_extensions;	3448	load_extensions;
2882		3449
2883	$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
2884	Event::loop;	3458	EV::loop;
2885	}	3459	}
2886		3460
2887	#############################################################################	3461	#############################################################################
2888	# initialisation and cleanup	3462	# initialisation and cleanup
2889		3463
2890	# install some emergency cleanup handlers	3464	# install some emergency cleanup handlers
2891	BEGIN {	3465	BEGIN {
		3466	our %SIGWATCHER = ();
2892	for my $signal (qw(INT HUP TERM)) {	3467	for my $signal (qw(INT HUP TERM)) {
2893	Event->signal (	3468	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2894	reentrant => 0,
2895	data => WF_AUTOCANCEL,
2896	signal => $signal,
2897	prio => 0,
2898	cb => sub {
2899	cf::cleanup "SIG$signal";	3469	cf::cleanup "SIG$signal";
2900	},
2901	);	3470	};
2902	}	3471	}
2903	}	3472	}
2904		3473
2905	sub write_runtime {	3474	sub write_runtime_sync {
2906	my $runtime = "$LOCALDIR/runtime";
2907
2908	# first touch the runtime file to show we are still running:	3475	# first touch the runtime file to show we are still running:
2909	# the fsync below can take a very very long time.	3476	# the fsync below can take a very very long time.
2910		3477
2911	IO::AIO::aio_utime $runtime, undef, undef;	3478	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2912		3479
2913	my $guard = cf::lock_acquire "write_runtime";	3480	my $guard = cf::lock_acquire "write_runtime";
2914		3481
2915	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3482	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2916	or return;	3483	or return;
2917		3484
2918	my $value = $cf::RUNTIME + 90 + 10;	3485	my $value = $cf::RUNTIME + 90 + 10;
2919	# 10 is the runtime save interval, for a monotonic clock	3486	# 10 is the runtime save interval, for a monotonic clock
2920	# 60 allows for the watchdog to kill the server.	3487	# 60 allows for the watchdog to kill the server.
…		…
2930	aio_utime $fh, undef, undef;	3497	aio_utime $fh, undef, undef;
2931		3498
2932	close $fh	3499	close $fh
2933	or return;	3500	or return;
2934		3501
2935	aio_rename "$runtime~", $runtime	3502	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2936	and return;	3503	and return;
2937		3504
2938	warn "runtime file written.\n";	3505	warn "runtime file written.\n";
2939		3506
2940	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($$) {
		3554	my ($skip, $sync) = @_;
		3555
		3556	$sync ? write_uuid_sync $skip
		3557	: async { write_uuid_sync $skip };
2941	}	3558	}
2942		3559
2943	sub emergency_save() {	3560	sub emergency_save() {
2944	my $freeze_guard = cf::freeze_mainloop;	3561	my $freeze_guard = cf::freeze_mainloop;
2945		3562
…		…
2951	# and maps saved/destroyed asynchronously.	3568	# and maps saved/destroyed asynchronously.
2952	warn "begin emergency player save\n";	3569	warn "begin emergency player save\n";
2953	for my $login (keys %cf::PLAYER) {	3570	for my $login (keys %cf::PLAYER) {
2954	my $pl = $cf::PLAYER{$login} or next;	3571	my $pl = $cf::PLAYER{$login} or next;
2955	$pl->valid or next;	3572	$pl->valid or next;
		3573	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2956	$pl->save;	3574	$pl->save;
2957	}	3575	}
2958	warn "end emergency player save\n";	3576	warn "end emergency player save\n";
2959		3577
2960	warn "begin emergency map save\n";	3578	warn "begin emergency map save\n";
…		…
2966	warn "end emergency map save\n";	3584	warn "end emergency map save\n";
2967		3585
2968	warn "begin emergency database checkpoint\n";	3586	warn "begin emergency database checkpoint\n";
2969	BDB::db_env_txn_checkpoint $DB_ENV;	3587	BDB::db_env_txn_checkpoint $DB_ENV;
2970	warn "end emergency database checkpoint\n";	3588	warn "end emergency database checkpoint\n";
		3589
		3590	warn "begin write uuid\n";
		3591	write_uuid_sync 1;
		3592	warn "end write uuid\n";
2971	};	3593	};
2972		3594
2973	warn "leave emergency perl save\n";	3595	warn "leave emergency perl save\n";
2974	}	3596	}
2975		3597
2976	sub post_cleanup {	3598	sub post_cleanup {
2977	my ($make_core) = @_;	3599	my ($make_core) = @_;
2978		3600
2979	warn Carp::longmess "post_cleanup backtrace"	3601	warn Carp::longmess "post_cleanup backtrace"
2980	if $make_core;	3602	if $make_core;
		3603
		3604	my $fh = pidfile;
		3605	unlink $PIDFILE if <$fh> == $$;
		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 $pkg\n";#d#
2981	}	3632	}
2982		3633
2983	sub do_reload_perl() {	3634	sub do_reload_perl() {
2984	# can/must only be called in main	3635	# can/must only be called in main
2985	if ($Coro::current != $Coro::main) {	3636	if ($Coro::current != $Coro::main) {
2986	warn "can only reload from main coroutine";	3637	warn "can only reload from main coroutine";
2987	return;	3638	return;
2988	}	3639	}
2989		3640
		3641	return if $RELOAD++;
		3642
		3643	while ($RELOAD) {
2990	warn "reloading...";	3644	warn "reloading...";
2991		3645
2992	warn "entering sync_job";	3646	warn "entering sync_job";
2993		3647
2994	cf::sync_job {	3648	cf::sync_job {
2995	cf::write_runtime; # external watchdog should not bark	3649	cf::write_runtime_sync; # external watchdog should not bark
2996	cf::emergency_save;	3650	cf::emergency_save;
2997	cf::write_runtime; # external watchdog should not bark	3651	cf::write_runtime_sync; # external watchdog should not bark
2998		3652
2999	warn "syncing database to disk";	3653	warn "syncing database to disk";
3000	BDB::db_env_txn_checkpoint $DB_ENV;	3654	BDB::db_env_txn_checkpoint $DB_ENV;
3001		3655
3002	# 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
3003		3657
3004	warn "cancelling all WF_AUTOCANCEL watchers";
3005	for (Event::all_watchers) {
3006	$_->cancel if $_->data & WF_AUTOCANCEL;
3007	}
3008
3009	warn "flushing outstanding aio requests";	3658	warn "flushing outstanding aio requests";
3010	for (;;) {
3011	BDB::flush;
3012	IO::AIO::flush;
3013	Coro::cede;
3014	last unless IO::AIO::nreqs || BDB::nreqs;	3659	while (IO::AIO::nreqs || BDB::nreqs) {
3015	warn "iterate...";	3660	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3016	}
3017
3018	++$RELOAD;
3019
3020	warn "cancelling all extension coros";
3021	$_->cancel for values %EXT_CORO;
3022	%EXT_CORO = ();
3023
3024	warn "removing commands";
3025	%COMMAND = ();
3026
3027	warn "removing ext/exti commands";
3028	%EXTCMD = ();
3029	%EXTICMD = ();
3030
3031	warn "unloading/nuking all extensions";
3032	for my $pkg (@EXTS) {
3033	warn "... unloading $pkg";
3034
3035	if (my $cb = $pkg->can ("unload")) {
3036	eval {
3037	$cb->($pkg);
3038	1
3039	} or warn "$pkg unloaded, but with errors: $@";
3040	}	3661	}
3041		3662
3042	warn "... nuking $pkg";	3663	warn "cancelling all extension coros";
3043	Symbol::delete_package $pkg;	3664	$_->cancel for values %EXT_CORO;
3044	}	3665	%EXT_CORO = ();
3045		3666
3046	warn "unloading all perl modules loaded from $LIBDIR";	3667	warn "removing commands";
3047	while (my ($k, $v) = each %INC) {	3668	%COMMAND = ();
3048	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3049		3669
		3670	warn "removing ext/exti commands";
		3671	%EXTCMD = ();
		3672	%EXTICMD = ();
		3673
		3674	warn "unloading/nuking all extensions";
		3675	for my $pkg (@EXTS) {
3050	warn "... unloading $k";	3676	warn "... unloading $pkg";
3051	delete $INC{$k};
3052		3677
3053	$k =~ s/\.pm$//;
3054	$k =~ s/\//::/g;
3055
3056	if (my $cb = $k->can ("unload_module")) {	3678	if (my $cb = $pkg->can ("unload")) {
		3679	eval {
3057	$cb->();	3680	$cb->($pkg);
		3681	1
		3682	} or warn "$pkg unloaded, but with errors: $@";
		3683	}
		3684
		3685	warn "... clearing $pkg";
		3686	clear_package $pkg;
3058	}	3687	}
3059		3688
3060	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 $k;
3061	}	3704	}
3062		3705
3063	warn "getting rid of safe::, as good as possible";	3706	warn "getting rid of safe::, as good as possible";
3064	Symbol::delete_package "safe::$_"	3707	clear_package "safe::$_"
3065	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);
3066		3709
3067	warn "unloading cf.pm \"a bit\"";	3710	warn "unloading cf.pm \"a bit\"";
3068	delete $INC{"cf.pm"};	3711	delete $INC{"cf.pm"};
3069	delete $INC{"cf/pod.pm"};	3712	delete $INC{"cf/pod.pm"};
3070		3713
3071	# don't, removes xs symbols, too,	3714	# don't, removes xs symbols, too,
3072	# and global variables created in xs	3715	# and global variables created in xs
3073	#Symbol::delete_package __PACKAGE__;	3716	#clear_package __PACKAGE__;
3074		3717
3075	warn "unload completed, starting to reload now";	3718	warn "unload completed, starting to reload now";
3076		3719
3077	warn "reloading cf.pm";	3720	warn "reloading cf.pm";
3078	require cf;	3721	require cf;
3079	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3722	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3080		3723
3081	warn "loading config and database again";	3724	warn "loading config and database again";
3082	cf::cfg_load;	3725	cf::reload_config;
3083		3726
3084	warn "loading extensions";	3727	warn "loading extensions";
3085	cf::load_extensions;	3728	cf::load_extensions;
3086		3729
3087	warn "reattaching attachments to objects/players";	3730	warn "reattaching attachments to objects/players";
3088	_global_reattach; # objects, sockets	3731	_global_reattach; # objects, sockets
3089	warn "reattaching attachments to maps";	3732	warn "reattaching attachments to maps";
3090	reattach $_ for values %MAP;	3733	reattach $_ for values %MAP;
3091	warn "reattaching attachments to players";	3734	warn "reattaching attachments to players";
3092	reattach $_ for values %PLAYER;	3735	reattach $_ for values %PLAYER;
3093		3736
		3737	warn "running post_load";
		3738	(pop @POST_INIT)->(1) while @POST_INIT;
		3739
3094	warn "leaving sync_job";	3740	warn "leaving sync_job";
3095		3741
3096	1	3742	1
3097	} or do {	3743	} or do {
3098	warn $@;	3744	warn $@;
3099	warn "error while reloading, exiting.";	3745	cf::cleanup "error while reloading, exiting.";
3100	exit 1;
3101	};	3746	};
3102		3747
3103	warn "reloaded";	3748	warn "reloaded";
		3749	--$RELOAD;
		3750	}
3104	};	3751	};
3105		3752
3106	our $RELOAD_WATCHER; # used only during reload	3753	our $RELOAD_WATCHER; # used only during reload
3107		3754
3108	sub reload_perl() {	3755	sub reload_perl() {
3109	# doing reload synchronously and two reloads happen back-to-back,	3756	# doing reload synchronously and two reloads happen back-to-back,
3110	# coro crashes during coro_state_free->destroy here.	3757	# coro crashes during coro_state_free->destroy here.
3111		3758
3112	$RELOAD_WATCHER ||= Event->timer (	3759	$RELOAD_WATCHER ||= EV::timer $TICK * 1.5, 0, sub {
3113	reentrant => 0,
3114	after => 0,
3115	data => WF_AUTOCANCEL,
3116	cb => sub {
3117	do_reload_perl;	3760	do_reload_perl;
3118	undef $RELOAD_WATCHER;	3761	undef $RELOAD_WATCHER;
3119	},
3120	);	3762	};
3121	}	3763	}
3122		3764
3123	register_command "reload" => sub {	3765	register_command "reload" => sub {
3124	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3125		3767
3126	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3127	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3128	async { reload_perl };	3772	reload_perl;
		3773	};
3129	}	3774	}
3130	};	3775	};
3131		3776
3132	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3133		3778
…		…
3135		3780
3136	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3137	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3138		3783
3139	sub wait_for_tick {	3784	sub wait_for_tick {
3140	return unless $TICK_WATCHER->is_active;
3141	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3142		3786
3143	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3144	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3145	$signal->wait;	3789	$signal->wait;
3146	}	3790	}
3147		3791
3148	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3149	return unless $TICK_WATCHER->is_active;
3150	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3151		3794
3152	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3153	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3154	$signal->wait;	3797	$signal->wait;
3155	}	3798	}
3156		3799
3157	my $min = 1e6;#d#	3800	sub tick {
3158	my $avg = 10;
3159	$TICK_WATCHER = Event->timer (
3160	reentrant => 0,
3161	parked => 1,
3162	prio => 0,
3163	at => $NEXT_TICK || $TICK,
3164	data => WF_AUTOCANCEL,
3165	cb => sub {
3166	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3167	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3168	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3169	return;	3804	return;
3170	}	3805	}
3171		3806
3172	$NOW = $tick_start = Event::time;
3173
3174	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3175		3808
3176	0 && sync_job {#d#	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3177	for(1..10) {	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3178	my $t = Event::time;	3811	Coro::async_pool {
3179	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3812	$Coro::current->{desc} = "runtime saver";
3180	or die;	3813	write_runtime_sync
3181		3814	or warn "ERROR: unable to write runtime file: $!";
3182	$map->width (50);
3183	$map->height (50);
3184	$map->alloc;
3185	$map->_load_objects ("/tmp/x.map", 1);
3186	my $t = Event::time - $t;
3187
3188	#next unless $t < 0.0013;#d#
3189	if ($t < $min) {
3190	$min = $t;
3191	}
3192	$avg = $avg * 0.99 + $t * 0.01;
3193	}
3194	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3195	exit 0;
3196	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3197	};	3815	};
		3816	}
3198		3817
3199	$RUNTIME += $TICK;
3200	$NEXT_TICK += $TICK;
3201
3202	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3203	$NEXT_RUNTIME_WRITE = $NOW + 10;
3204	Coro::async_pool {
3205	write_runtime
3206	or warn "ERROR: unable to write runtime file: $!";
3207	};
3208	}
3209
3210	# my $AFTER = Event::time;
3211	# warn $AFTER - $NOW;#d#
3212
3213	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3214	$sig->send;	3819	$sig->send;
3215	}	3820	}
3216	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3217	$sig->send;	3822	$sig->send;
3218	}	3823	}
3219		3824
3220	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3221
3222	# if we are delayed by four ticks or more, skip them all
3223	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3224
3225	$TICK_WATCHER->at ($NEXT_TICK);
3226	$TICK_WATCHER->start;
3227
3228	$LOAD = ($NOW - $tick_start) / $TICK;
3229	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3230		3827
3231	_post_tick;	3828	if (0) {
3232		3829	if ($NEXT_TICK) {
3233		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3234	},	3834	}
3235	);	3835	}
3236		3836
3237	{	3837	{
3238	BDB::max_poll_time $TICK * 0.1;	3838	# configure BDB
3239	$BDB_POLL_WATCHER = Event->io (	3839
3240	reentrant => 0,
3241	fd => BDB::poll_fileno,
3242	poll => 'r',
3243	prio => 0,
3244	data => WF_AUTOCANCEL,
3245	cb => \&BDB::poll_cb,
3246	);
3247	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3248		3841	BDB::max_poll_reqs $TICK * 0.1;
3249	BDB::set_sync_prepare {	3842	$AnyEvent::BDB::WATCHER->priority (1);
3250	my $status;
3251	my $current = $Coro::current;
3252	(
3253	sub {
3254	$status = $!;
3255	$current->ready; undef $current;
3256	},
3257	sub {
3258	Coro::schedule while defined $current;
3259	$! = $status;
3260	},
3261	)
3262	};
3263		3843
3264	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3265	$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);
3266		3851
3267	cf::sync_job {	3852	cf::sync_job {
3268	eval {	3853	eval {
3269	BDB::db_env_open	3854	BDB::db_env_open
3270	$DB_ENV,	3855	$DB_ENV,
…		…
3272	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3857	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3273	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3858	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3274	0666;	3859	0666;
3275		3860
3276	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3861	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3277
3278	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3279	$DB_ENV->set_lk_detect;
3280	};	3862	};
3281		3863
3282	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3283	};	3865	};
3284	}	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	};
3285	}	3877	}
3286		3878
3287	{	3879	{
		3880	# configure IO::AIO
		3881
3288	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3289
3290	undef $Coro::AIO::WATCHER;
3291	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3292	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3293	reentrant => 0,
3294	data => WF_AUTOCANCEL,
3295	fd => IO::AIO::poll_fileno,
3296	poll => 'r',
3297	prio => 6,
3298	cb => \&IO::AIO::poll_cb,
3299	);
3300	}	3885	}
3301		3886
3302	my $_log_backtrace;	3887	my $_log_backtrace;
3303		3888
3304	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3307	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3308		3893
3309	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3310	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3311	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3312	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3313	my @bt = fork_call {	3901	my @bt = fork_call {
3314	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3315	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3316	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 |"
3317	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3325	}	3913	}
3326		3914
3327	@funcs	3915	@funcs
3328	};	3916	};
3329		3917
3330	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3331	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3332	--$_log_backtrace;	3921	--$_log_backtrace;
3333	};	3922	};
3334	} else {	3923	} else {
3335	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines