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Revision 1.342 by root, Sun Aug 26 15:31:02 2007 UTC vs.
Revision 1.478 by root, Thu Sep 17 01:57:31 2009 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 qw(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
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
63		93
64	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	95	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
75		109
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	112	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		114
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
86		121
87	our %CFG;	122	our %CFG;
88		123
89	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
91		127
92	our %PLAYER; # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
95		131
96	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		134
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
102		144
103	binmode STDOUT;	145	binmode STDOUT;
104	binmode STDERR;	146	binmode STDERR;
105		147
106	# read virtual server time, if available	148	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
111	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
112		156
113	mkdir $_	157	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		159
116	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
159		203
160	The raw value load value from the last tick.	204	The raw value load value from the last tick.
161		205
162	=item %cf::CFG	206	=item %cf::CFG
163		207
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	209	from wherever your confdir points to.
166		210
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		212
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
178		222
179	=back	223	=back
180		224
181	=cut	225	=cut
182		226
183	BEGIN {	227	$Coro::State::WARNHOOK = sub {
184	*CORE::GLOBAL::warn = sub {
185	my $msg = join "", @_;	228	my $msg = join "", @_;
186		229
187	$msg .= "\n"	230	$msg .= "\n"
188	unless $msg =~ /\n$/;	231	unless $msg =~ /\n$/;
189		232
190	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	233	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
191		234
192	utf8::encode $msg;
193	LOG llevError, $msg;	235	LOG llevError, $msg;
194	};	236	};
195	}	237
		238	$Coro::State::DIEHOOK = sub {
		239	return unless $^S eq 0; # "eq", not "=="
		240
		241	warn Carp::longmess $_[0];
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	Coro::terminate
		250	};
196		251
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	252	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	253	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	254	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	255	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	262	for my $pkg (qw(
208	cf::global cf::attachable	263	cf::global cf::attachable
209	cf::object cf::object::player	264	cf::object cf::object::player
210	cf::client cf::player	265	cf::client cf::player
211	cf::arch cf::living	266	cf::arch cf::living
		267	cf::map cf::mapspace
212	cf::map cf::party cf::region	268	cf::party cf::region
213	)) {	269	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	270	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	271	}
217		272
218	$Event::DIED = sub {	273	$EV::DIED = sub {
219	warn "error in event callback: @_";	274	warn "error in event callback: @_";
220	};	275	};
221		276
222	#############################################################################	277	#############################################################################
223		278
…		…
246	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	301	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
247	$d	302	$d
248	} || "[unable to dump $_[0]: '$@']";	303	} || "[unable to dump $_[0]: '$@']";
249	}	304	}
250		305
251	=item $ref = cf::from_json $json	306	=item $ref = cf::decode_json $json
252		307
253	Converts a JSON string into the corresponding perl data structure.	308	Converts a JSON string into the corresponding perl data structure.
254		309
255	=item $json = cf::to_json $ref	310	=item $json = cf::encode_json $ref
256		311
257	Converts a perl data structure into its JSON representation.	312	Converts a perl data structure into its JSON representation.
258		313
259	=cut	314	=cut
260		315
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	316	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		317
263	sub to_json ($) { $json_coder->encode ($_[0]) }	318	sub encode_json($) { $json_coder->encode ($_[0]) }
264	sub from_json ($) { $json_coder->decode ($_[0]) }	319	sub decode_json($) { $json_coder->decode ($_[0]) }
		320
		321	=item cf::post_init { BLOCK }
		322
		323	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		324	but I<before> the server starts ticking again.
		325
		326	The cdoeblock will have a single boolean argument to indicate whether this
		327	is a reload or not.
		328
		329	=cut
		330
		331	sub post_init(&) {
		332	push @POST_INIT, shift;
		333	}
265		334
266	=item cf::lock_wait $string	335	=item cf::lock_wait $string
267		336
268	Wait until the given lock is available. See cf::lock_acquire.	337	Wait until the given lock is available. See cf::lock_acquire.
269		338
270	=item my $lock = cf::lock_acquire $string	339	=item my $lock = cf::lock_acquire $string
271		340
272	Wait until the given lock is available and then acquires it and returns	341	Wait until the given lock is available and then acquires it and returns
273	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	342	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
274	for example when the coroutine gets canceled), the lock is automatically	343	for example when the coroutine gets canceled), the lock is automatically
275	returned.	344	returned.
276		345
		346	Locks are *not* recursive, locking from the same coro twice results in a
		347	deadlocked coro.
		348
277	Lock names should begin with a unique identifier (for example, cf::map::find	349	Lock names should begin with a unique identifier (for example, cf::map::find
278	uses map_find and cf::map::load uses map_load).	350	uses map_find and cf::map::load uses map_load).
279		351
280	=item $locked = cf::lock_active $string	352	=item $locked = cf::lock_active $string
281		353
282	Return true if the lock is currently active, i.e. somebody has locked it.	354	Return true if the lock is currently active, i.e. somebody has locked it.
283		355
284	=cut	356	=cut
285		357
286	our %LOCK;	358	our $LOCKS = new Coro::SemaphoreSet;
287		359
288	sub lock_wait($) {	360	sub lock_wait($) {
289	my ($key) = @_;	361	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	362	}
297		363
298	sub lock_acquire($) {	364	sub lock_acquire($) {
299	my ($key) = @_;	365	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	366	}
311		367
312	sub lock_active($) {	368	sub lock_active($) {
313	my ($key) = @_;	369	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	370	}
317		371
318	sub freeze_mainloop {	372	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	373	tick_inhibit_inc;
320		374
321	my $guard = Coro::guard {	375	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	376	}
323	};	377
324	$TICK_WATCHER->stop;	378	=item cf::periodic $interval, $cb
325	$guard	379
		380	Like EV::periodic, but randomly selects a starting point so that the actions
		381	get spread over timer.
		382
		383	=cut
		384
		385	sub periodic($$) {
		386	my ($interval, $cb) = @_;
		387
		388	my $start = rand List::Util::min 180, $interval;
		389
		390	EV::periodic $start, $interval, 0, $cb
326	}	391	}
327		392
328	=item cf::get_slot $time[, $priority[, $name]]	393	=item cf::get_slot $time[, $priority[, $name]]
329		394
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	395	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	406	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	407	our $SLOT_QUEUE;
343		408
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	409	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	410	$SLOT_QUEUE = Coro::async {
		411	$Coro::current->desc ("timeslot manager");
		412
346	my $signal = new Coro::Signal;	413	my $signal = new Coro::Signal;
347		414
348	while () {	415	while () {
349	next_job:	416	next_job:
350	my $avail = cf::till_tick;	417	my $avail = cf::till_tick;
…		…
358	}	425	}
359	}	426	}
360	}	427	}
361		428
362	if (@SLOT_QUEUE) {	429	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	430	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	431	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	432	$signal->wait;
366	} else {	433	} else {
367	Coro::schedule;	434	Coro::schedule;
368	}	435	}
369	}	436	}
370	};	437	};
371		438
372	sub get_slot($;$$) {	439	sub get_slot($;$$) {
		440	return if tick_inhibit || $Coro::current == $Coro::main;
		441
373	my ($time, $pri, $name) = @_;	442	my ($time, $pri, $name) = @_;
374		443
375	$time = $TICK * .6 if $time > $TICK * .6;	444	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	445	my $sig = new Coro::Signal;
377		446
…		…
391		460
392	BEGIN { *async = \&Coro::async_pool }	461	BEGIN { *async = \&Coro::async_pool }
393		462
394	=item cf::sync_job { BLOCK }	463	=item cf::sync_job { BLOCK }
395		464
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	465	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	466	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	467	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	468	acceptable.
400		469
401	If it must be done, put the blocking parts into C<sync_job>. This will run	470	If it must be done, put the blocking parts into C<sync_job>. This will run
402	the given BLOCK in another coroutine while waiting for the result. The	471	the given BLOCK in another coroutine while waiting for the result. The
…		…
407		476
408	sub sync_job(&) {	477	sub sync_job(&) {
409	my ($job) = @_;	478	my ($job) = @_;
410		479
411	if ($Coro::current == $Coro::main) {	480	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	481	my $time = EV::time;
413		482
414	# this is the main coro, too bad, we have to block	483	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	484	# till the operation succeeds, freezing the server :/
416		485
417	# TODO: use suspend/resume instead	486	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	487
419	my $freeze_guard = freeze_mainloop;	488	my $freeze_guard = freeze_mainloop;
420		489
421	my $busy = 1;	490	my $busy = 1;
422	my @res;	491	my @res;
423		492
424	(async {	493	(async {
		494	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	495	@res = eval { $job->() };
426	warn $@ if $@;	496	warn $@ if $@;
427	undef $busy;	497	undef $busy;
428	})->prio (Coro::PRIO_MAX);	498	})->prio (Coro::PRIO_MAX);
429		499
430	while ($busy) {	500	while ($busy) {
431	Coro::cede or Event::one_event;	501	if (Coro::nready) {
		502	Coro::cede_notself;
		503	} else {
		504	EV::loop EV::LOOP_ONESHOT;
432	}	505	}
		506	}
433		507
434	$time = Event::time - $time;	508	my $time = EV::time - $time;
435		509
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	510	$TICK_START += $time; # do not account sync jobs to server load
440		511
441	wantarray ? @res : $res[0]	512	wantarray ? @res : $res[0]
442	} else {	513	} else {
443	# we are in another coroutine, how wonderful, everything just works	514	# we are in another coroutine, how wonderful, everything just works
444		515
…		…
469	=item fork_call { }, $args	540	=item fork_call { }, $args
470		541
471	Executes the given code block with the given arguments in a seperate	542	Executes the given code block with the given arguments in a seperate
472	process, returning the results. Everything must be serialisable with	543	process, returning the results. Everything must be serialisable with
473	Coro::Storable. May, of course, block. Note that the executed sub may	544	Coro::Storable. May, of course, block. Note that the executed sub may
474	never block itself or use any form of Event handling.	545	never block itself or use any form of event handling.
475		546
476	=cut	547	=cut
477		548
478	sub fork_call(&@) {	549	sub fork_call(&@) {
479	my ($cb, @args) = @_;	550	my ($cb, @args) = @_;
480		551
481	# we seemingly have to make a local copy of the whole thing,	552	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	553	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	554	# TODO: investigate and fix (likely this will be rather laborious)
484		555
485	my @res = Coro::Util::fork_eval {	556	my @res = Coro::Util::fork_eval {
486	reset_signals;	557	reset_signals;
487	&$cb	558	&$cb
488	}, @args;	559	}, @args;
489		560
490	wantarray ? @res : $res[-1]	561	wantarray ? @res : $res[-1]
491	}	562	}
492		563
		564	=item $coin = coin_from_name $name
		565
		566	=cut
		567
		568	our %coin_alias = (
		569	"silver" => "silvercoin",
		570	"silvercoin" => "silvercoin",
		571	"silvercoins" => "silvercoin",
		572	"gold" => "goldcoin",
		573	"goldcoin" => "goldcoin",
		574	"goldcoins" => "goldcoin",
		575	"platinum" => "platinacoin",
		576	"platinumcoin" => "platinacoin",
		577	"platinumcoins" => "platinacoin",
		578	"platina" => "platinacoin",
		579	"platinacoin" => "platinacoin",
		580	"platinacoins" => "platinacoin",
		581	"royalty" => "royalty",
		582	"royalties" => "royalty",
		583	);
		584
		585	sub coin_from_name($) {
		586	$coin_alias{$_[0]}
		587	? cf::arch::find $coin_alias{$_[0]}
		588	: undef
		589	}
		590
493	=item $value = cf::db_get $family => $key	591	=item $value = cf::db_get $family => $key
494		592
495	Returns a single value from the environment database.	593	Returns a single value from the environment database.
496		594
497	=item cf::db_put $family => $key => $value	595	=item cf::db_put $family => $key => $value
498		596
499	Stores the given C<$value> in the family. It can currently store binary	597	Stores the given C<$value> in the family. It can currently store binary
500	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	598	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
501		599
		600	=item $db = cf::db_table "name"
		601
		602	Create and/or open a new database table. The string must not be "db" and must be unique
		603	within each server.
		604
502	=cut	605	=cut
		606
		607	sub db_table($) {
		608	my ($name) = @_;
		609	my $db = BDB::db_create $DB_ENV;
		610
		611	eval {
		612	$db->set_flags (BDB::CHKSUM);
		613
		614	utf8::encode $name;
		615	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		616	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		617	cf::cleanup "db_open(db): $!" if $!;
		618	};
		619	cf::cleanup "db_open(db): $@" if $@;
		620
		621	$db
		622	}
503		623
504	our $DB;	624	our $DB;
505		625
506	sub db_init {	626	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	627	cf::sync_job {
511	eval {	628	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	629	};
521	}	630	}
522		631
523	sub db_get($$) {	632	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	633	my $key = "$_[0]/$_[1]";
525		634
…		…
575	if (1) {	684	if (1) {
576	$md5 =	685	$md5 =
577	join "\x00",	686	join "\x00",
578	$processversion,	687	$processversion,
579	map {	688	map {
580	Coro::cede;	689	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	690	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	691	} 0.. $#$src;
583		692
584		693
585	my $dbmd5 = db_get cache => "$id/md5";	694	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		732
624	#############################################################################	733	#############################################################################
625		734
626	=head2 ATTACHABLE OBJECTS	735	=head2 ATTACHABLE OBJECTS
627		736
628	Many objects in crossfire are so-called attachable objects. That means you can	737	Many objects in deliantra are so-called attachable objects. That means you can
629	attach callbacks/event handlers (a collection of which is called an "attachment")	738	attach callbacks/event handlers (a collection of which is called an "attachment")
630	to it. All such attachable objects support the following methods.	739	to it. All such attachable objects support the following methods.
631		740
632	In the following description, CLASS can be any of C<global>, C<object>	741	In the following description, CLASS can be any of C<global>, C<object>
633	C<player>, C<client> or C<map> (i.e. the attachable objects in	742	C<player>, C<client> or C<map> (i.e. the attachable objects in
634	Crossfire TRT).	743	Deliantra).
635		744
636	=over 4	745	=over 4
637		746
638	=item $attachable->attach ($attachment, key => $value...)	747	=item $attachable->attach ($attachment, key => $value...)
639		748
…		…
683	=item cf::CLASS::attachment $name, ...	792	=item cf::CLASS::attachment $name, ...
684		793
685	Register an attachment by C<$name> through which attachable objects of the	794	Register an attachment by C<$name> through which attachable objects of the
686	given CLASS can refer to this attachment.	795	given CLASS can refer to this attachment.
687		796
688	Some classes such as crossfire maps and objects can specify attachments	797	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	798	that are attached at load/instantiate time, thus the need for a name.
690		799
691	These calls expect any number of the following handler/hook descriptions:	800	These calls expect any number of the following handler/hook descriptions:
692		801
693	=over 4	802	=over 4
…		…
921	}	1030	}
922		1031
923	0	1032	0
924	}	1033	}
925		1034
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1036
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1037	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1038
930	Generate an object-specific event with the given arguments.	1039	Generate an object-specific event with the given arguments.
931		1040
…		…
937		1046
938	=cut	1047	=cut
939		1048
940	#############################################################################	1049	#############################################################################
941	# object support	1050	# object support
942	#
943		1051
		1052	sub _object_equal($$);
		1053	sub _object_equal($$) {
		1054	my ($a, $b) = @_;
		1055
		1056	return 0 unless (ref $a) eq (ref $b);
		1057
		1058	if ("HASH" eq ref $a) {
		1059	my @ka = keys %$a;
		1060	my @kb = keys %$b;
		1061
		1062	return 0 if @ka != @kb;
		1063
		1064	for (0 .. $#ka) {
		1065	return 0 unless $ka[$_] eq $kb[$_];
		1066	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1067	}
		1068
		1069	} elsif ("ARRAY" eq ref $a) {
		1070
		1071	return 0 if @$a != @$b;
		1072
		1073	for (0 .. $#$a) {
		1074	return 0 unless _object_equal $a->[$_], $b->[$_];
		1075	}
		1076
		1077	} elsif ($a ne $b) {
		1078	return 0;
		1079	}
		1080
		1081	1
		1082	}
		1083
		1084	our $SLOW_MERGES;#d#
944	sub _can_merge {	1085	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1086	my ($ob1, $ob2) = @_;
946		1087
947	local $Storable::canonical = 1;	1088	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1089
951	$fob1 eq $fob2	1090	# we do the slow way here
		1091	return _object_equal $ob1, $ob2
952	}	1092	}
953		1093
954	sub reattach {	1094	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1095	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1096	my ($obj) = @_;
957		1097
		1098	# no longer needed after getting rid of delete_package?
958	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1099	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
959		1100
960	my $registry = $obj->registry;	1101	my $registry = $obj->registry;
961		1102
962	@$registry = ();	1103	@$registry = ();
963		1104
…		…
978	cf::attachable->attach (	1119	cf::attachable->attach (
979	prio => -1000000,	1120	prio => -1000000,
980	on_instantiate => sub {	1121	on_instantiate => sub {
981	my ($obj, $data) = @_;	1122	my ($obj, $data) = @_;
982		1123
983	$data = from_json $data;	1124	$data = decode_json $data;
984		1125
985	for (@$data) {	1126	for (@$data) {
986	my ($name, $args) = @$_;	1127	my ($name, $args) = @$_;
987		1128
988	$obj->attach ($name, %{$args || {} });	1129	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1145	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1146	my ($filename, $rdata, $objs) = @_;
1006		1147
1007	sync_job {	1148	sync_job {
1008	if (length $$rdata) {	1149	if (length $$rdata) {
		1150	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1151	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1152	$decname, length $$rdata, scalar @$objs;
1011		1153
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1154	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1155	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1156	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	aio_fsync $fh if $cf::USE_FSYNC;	1157	if ($cf::USE_FSYNC) {
		1158	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1159	aio_fsync $fh;
		1160	}
1016	close $fh;	1161	aio_close $fh;
1017		1162
1018	if (@$objs) {	1163	if (@$objs) {
1019	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1164	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1020	chmod SAVE_MODE, $fh;	1165	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1166	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1167	aio_write $fh, 0, (length $data), $data, 0;
1023	aio_fsync $fh if $cf::USE_FSYNC;	1168	if ($cf::USE_FSYNC) {
		1169	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1170	aio_fsync $fh;
		1171	}
1024	close $fh;	1172	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1173	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1174	}
1027	} else {	1175	} else {
1028	aio_unlink "$filename.pst";	1176	aio_unlink "$filename.pst";
1029	}	1177	}
1030		1178
1031	aio_rename "$filename~", $filename;	1179	aio_rename "$filename~", $filename;
		1180
		1181	$filename =~ s%/[^/]+$%%;
		1182	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1183	} else {
1033	warn "FATAL: $filename~: $!\n";	1184	warn "unable to save objects: $filename~: $!\n";
1034	}	1185	}
1035	} else {	1186	} else {
1036	aio_unlink $filename;	1187	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1188	aio_unlink "$filename.pst";
1038	}	1189	}
1039	}	1190	};
1040	}	1191	}
1041		1192
1042	sub object_freezer_as_string {	1193	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1194	my ($rdata, $objs) = @_;
1044		1195
…		…
1056	or return;	1207	or return;
1057		1208
1058	unless (aio_stat "$filename.pst") {	1209	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1210	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1211	or return;
		1212
1061	$av = eval { (Storable::thaw $av)->{objs} };	1213	my $st = eval { Coro::Storable::thaw $av };
		1214	$av = $st->{objs};
1062	}	1215	}
1063		1216
		1217	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1218	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1219	$decname, length $data, scalar @{$av || []};
		1220
1066	return ($data, $av);	1221	($data, $av)
1067	}	1222	}
1068		1223
1069	=head2 COMMAND CALLBACKS	1224	=head2 COMMAND CALLBACKS
1070		1225
1071	=over 4	1226	=over 4
…		…
1125	my ($name, $cb) = @_;	1280	my ($name, $cb) = @_;
1126		1281
1127	$EXTICMD{$name} = $cb;	1282	$EXTICMD{$name} = $cb;
1128	}	1283	}
1129		1284
		1285	use File::Glob ();
		1286
1130	cf::player->attach (	1287	cf::player->attach (
1131	on_command => sub {	1288	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1289	my ($pl, $name, $params) = @_;
1133		1290
1134	my $cb = $COMMAND{$name}	1291	my $cb = $COMMAND{$name}
…		…
1166		1323
1167	cf::override;	1324	cf::override;
1168	},	1325	},
1169	);	1326	);
1170		1327
		1328	# "readahead" all extensions
		1329	sub cache_extensions {
		1330	my $grp = IO::AIO::aio_group;
		1331
		1332	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1333	for (grep /\.ext$/, @{$_[0]}) {
		1334	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1335	}
		1336	};
		1337
		1338	$grp
		1339	}
		1340
1171	sub load_extensions {	1341	sub load_extensions {
1172	cf::sync_job {	1342	cf::sync_job {
1173	my %todo;	1343	my %todo;
1174		1344
1175	for my $path (<$LIBDIR/*.ext>) {	1345	for my $path (<$LIBDIR/*.ext>) {
…		…
1194		1364
1195	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1365	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1196	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1366	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1197		1367
1198	$ext{source} =	1368	$ext{source} =
1199	"package $pkg; use strict; use utf8;\n"	1369	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1200	. "#line 1 \"$path\"\n{\n"	1370	. "#line 1 \"$path\"\n{\n"
1201	. $source	1371	. $source
1202	. "\n};\n1";	1372	. "\n};\n1";
1203		1373
1204	$todo{$base} = \%ext;	1374	$todo{$base} = \%ext;
…		…
1220	my $msg = $@ ? "$v->{path}: $@\n"	1390	my $msg = $@ ? "$v->{path}: $@\n"
1221	: "$v->{base}: extension inactive.\n";	1391	: "$v->{base}: extension inactive.\n";
1222		1392
1223	if (exists $v->{meta}{mandatory}) {	1393	if (exists $v->{meta}{mandatory}) {
1224	warn $msg;	1394	warn $msg;
1225	warn "mandatory extension failed to load, exiting.\n";	1395	cf::cleanup "mandatory extension failed to load, exiting.";
1226	exit 1;
1227	}	1396	}
1228		1397
1229	warn $msg;	1398	warn $msg;
1230	}	1399	}
1231		1400
…		…
1245		1414
1246	=back	1415	=back
1247		1416
1248	=head2 CORE EXTENSIONS	1417	=head2 CORE EXTENSIONS
1249		1418
1250	Functions and methods that extend core crossfire objects.	1419	Functions and methods that extend core deliantra objects.
1251		1420
1252	=cut	1421	=cut
1253		1422
1254	package cf::player;	1423	package cf::player;
1255		1424
1256	use Coro::AIO;	1425	use Coro::AIO;
1257		1426
1258	=head3 cf::player	1427	=head3 cf::player
1259		1428
1260	=over 4	1429	=over 4
		1430
		1431	=item cf::player::num_playing
		1432
		1433	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1434
		1435	=cut
		1436
		1437	sub num_playing {
		1438	scalar grep
		1439	$_->ob->map
		1440	&& !$_->hidden
		1441	&& !$_->ob->flag (cf::FLAG_WIZ),
		1442	cf::player::list
		1443	}
1261		1444
1262	=item cf::player::find $login	1445	=item cf::player::find $login
1263		1446
1264	Returns the given player object, loading it if necessary (might block).	1447	Returns the given player object, loading it if necessary (might block).
1265		1448
…		…
1284		1467
1285	sub exists($) {	1468	sub exists($) {
1286	my ($login) = @_;	1469	my ($login) = @_;
1287		1470
1288	$cf::PLAYER{$login}	1471	$cf::PLAYER{$login}
1289	or cf::sync_job { !aio_stat path $login }	1472	or !aio_stat path $login
1290	}	1473	}
1291		1474
1292	sub find($) {	1475	sub find($) {
1293	return $cf::PLAYER{$_[0]} || do {	1476	return $cf::PLAYER{$_[0]} || do {
1294	my $login = $_[0];	1477	my $login = $_[0];
…		…
1301	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1484	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1302	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1485	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1303	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1486	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1304	aio_unlink +(playerdir $login) . "/$login.pl";	1487	aio_unlink +(playerdir $login) . "/$login.pl";
1305		1488
1306	my $pl = load_pl path $login	1489	my $f = new_from_file cf::object::thawer path $login
1307	or return;	1490	or return;
		1491
		1492	my $pl = cf::player::load_pl $f
		1493	or return;
		1494
		1495	local $cf::PLAYER_LOADING{$login} = $pl;
		1496	$f->resolve_delayed_derefs;
1308	$cf::PLAYER{$login} = $pl	1497	$cf::PLAYER{$login} = $pl
1309	}	1498	}
1310	}	1499	}
1311	}	1500	}
1312		1501
…		…
1321	return if $pl->{deny_save};	1510	return if $pl->{deny_save};
1322		1511
1323	aio_mkdir playerdir $pl, 0770;	1512	aio_mkdir playerdir $pl, 0770;
1324	$pl->{last_save} = $cf::RUNTIME;	1513	$pl->{last_save} = $cf::RUNTIME;
1325		1514
		1515	cf::get_slot 0.01;
		1516
1326	$pl->save_pl ($path);	1517	$pl->save_pl ($path);
1327	Coro::cede;	1518	cf::cede_to_tick;
1328	}	1519	}
1329		1520
1330	sub new($) {	1521	sub new($) {
1331	my ($login) = @_;	1522	my ($login) = @_;
1332		1523
…		…
1361	my ($pl) = @_;	1552	my ($pl) = @_;
1362		1553
1363	my $name = $pl->ob->name;	1554	my $name = $pl->ob->name;
1364		1555
1365	$pl->{deny_save} = 1;	1556	$pl->{deny_save} = 1;
1366	$pl->password ("*"); # this should lock out the player until we nuked the dir	1557	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1367		1558
1368	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1559	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1369	$pl->deactivate;	1560	$pl->deactivate;
		1561	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1562	$pl->ob->check_score;
1370	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1563	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1371	$pl->ns->destroy if $pl->ns;	1564	$pl->ns->destroy if $pl->ns;
1372		1565
1373	my $path = playerdir $pl;	1566	my $path = playerdir $pl;
1374	my $temp = "$path~$cf::RUNTIME~deleting~";	1567	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1410	or return [];	1603	or return [];
1411		1604
1412	my @logins;	1605	my @logins;
1413		1606
1414	for my $login (@$dirs) {	1607	for my $login (@$dirs) {
		1608	my $path = path $login;
		1609
		1610	# a .pst is a dead give-away for a valid player
		1611	# if no pst file found, open and chekc for blocked users
		1612	if (aio_stat "$path.pst") {
1415	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1613	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1416	aio_read $fh, 0, 512, my $buf, 0 or next;	1614	aio_read $fh, 0, 512, my $buf, 0 or next;
1417	$buf !~ /^password -------------$/m or next; # official not-valid tag	1615	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1616	}
1418		1617
1419	utf8::decode $login;	1618	utf8::decode $login;
1420	push @logins, $login;	1619	push @logins, $login;
1421	}	1620	}
1422		1621
…		…
1449	}	1648	}
1450		1649
1451	\@paths	1650	\@paths
1452	}	1651	}
1453		1652
1454	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1653	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1455		1654
1456	Expand crossfire pod fragments into protocol xml.	1655	Expand deliantra pod fragments into protocol xml.
1457
1458	=cut
1459
1460	sub expand_cfpod {
1461	((my $self), (local $_)) = @_;
1462
1463	# escape & and <
1464	s/&/&amp;/g;
1465	s/(?<![BIUGH])</&lt;/g;
1466
1467	# this is buggy, it needs to properly take care of nested <'s
1468
1469	1 while
1470	# replace B<>, I<>, U<> etc.
1471	s/B<([^\>]*)>/<b>$1<\/b>/
1472	|| s/I<([^\>]*)>/<i>$1<\/i>/
1473	|| s/U<([^\>]*)>/<u>$1<\/u>/
1474	# replace G<male|female> tags
1475	|| s{G<([^>|]*)\|([^>]*)>}{
1476	$self->gender ? $2 : $1
1477	}ge
1478	# replace H<hint text>
1479	|| s{H<([^\>]*)>}
1480	{
1481	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1482	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1483	"")
1484	[$self->{hintmode}]
1485	}ge;
1486
1487	# create single paragraphs (very hackish)
1488	s/(?<=\S)\n(?=\w)/ /g;
1489
1490	# compress some whitespace
1491	s/\s+\n/\n/g; # ws line-ends
1492	s/\n\n+/\n/g; # double lines
1493	s/^\n+//; # beginning lines
1494	s/\n+$//; # ending lines
1495
1496	$_
1497	}
1498
1499	sub hintmode {
1500	$_[0]{hintmode} = $_[1] if @_ > 1;
1501	$_[0]{hintmode}
1502	}
1503		1656
1504	=item $player->ext_reply ($msgid, @msg)	1657	=item $player->ext_reply ($msgid, @msg)
1505		1658
1506	Sends an ext reply to the player.	1659	Sends an ext reply to the player.
1507		1660
…		…
1574	our $MAX_RESET = 3600;	1727	our $MAX_RESET = 3600;
1575	our $DEFAULT_RESET = 3000;	1728	our $DEFAULT_RESET = 3000;
1576		1729
1577	sub generate_random_map {	1730	sub generate_random_map {
1578	my ($self, $rmp) = @_;	1731	my ($self, $rmp) = @_;
		1732
		1733	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1734
1579	# mit "rum" bekleckern, nicht	1735	# mit "rum" bekleckern, nicht
1580	$self->_create_random_map (	1736	$self->_create_random_map (
1581	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1737	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1582	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1738	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1583	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1739	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1705		1861
1706	# the temporary/swap location	1862	# the temporary/swap location
1707	sub save_path {	1863	sub save_path {
1708	my ($self) = @_;	1864	my ($self) = @_;
1709		1865
1710	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1866	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1711	"$TMPDIR/$path.map"	1867	"$TMPDIR/$path.map"
1712	}	1868	}
1713		1869
1714	# the unique path, undef == no special unique path	1870	# the unique path, undef == no special unique path
1715	sub uniq_path {	1871	sub uniq_path {
1716	my ($self) = @_;	1872	my ($self) = @_;
1717		1873
1718	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1874	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1719	"$UNIQUEDIR/$path"	1875	"$UNIQUEDIR/$path"
1720	}
1721
1722	# and all this just because we cannot iterate over
1723	# all maps in C++...
1724	sub change_all_map_light {
1725	my ($change) = @_;
1726
1727	$_->change_map_light ($change)
1728	for grep $_->outdoor, values %cf::MAP;
1729	}	1876	}
1730		1877
1731	sub decay_objects {	1878	sub decay_objects {
1732	my ($self) = @_;	1879	my ($self) = @_;
1733		1880
…		…
1746		1893
1747	sub load_header_from($) {	1894	sub load_header_from($) {
1748	my ($self, $path) = @_;	1895	my ($self, $path) = @_;
1749		1896
1750	utf8::encode $path;	1897	utf8::encode $path;
1751	#aio_open $path, O_RDONLY, 0	1898	my $f = new_from_file cf::object::thawer $path
1752	# or return;
1753
1754	$self->_load_header ($path)
1755	or return;	1899	or return;
		1900
		1901	$self->_load_header ($f)
		1902	or return;
		1903
		1904	local $MAP_LOADING{$self->{path}} = $self;
		1905	$f->resolve_delayed_derefs;
1756		1906
1757	$self->{load_path} = $path;	1907	$self->{load_path} = $path;
1758		1908
1759	1	1909	1
1760	}	1910	}
…		…
1814	sub find {	1964	sub find {
1815	my ($path, $origin) = @_;	1965	my ($path, $origin) = @_;
1816		1966
1817	$path = normalise $path, $origin && $origin->path;	1967	$path = normalise $path, $origin && $origin->path;
1818		1968
		1969	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1819	cf::lock_wait "map_find:$path";	1970	my $guard2 = cf::lock_acquire "map_find:$path";
1820		1971
1821	$cf::MAP{$path} || do {	1972	$cf::MAP{$path} || do {
1822	my $guard = cf::lock_acquire "map_find:$path";
1823	my $map = new_from_path cf::map $path	1973	my $map = new_from_path cf::map $path
1824	or return;	1974	or return;
1825		1975
1826	$map->{last_save} = $cf::RUNTIME;	1976	$map->{last_save} = $cf::RUNTIME;
1827		1977
…		…
1829	or return;	1979	or return;
1830		1980
1831	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1981	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1832	# doing this can freeze the server in a sync job, obviously	1982	# doing this can freeze the server in a sync job, obviously
1833	#$cf::WAIT_FOR_TICK->wait;	1983	#$cf::WAIT_FOR_TICK->wait;
		1984	undef $guard2;
		1985	undef $guard1;
1834	$map->reset;	1986	$map->reset;
1835	undef $guard;
1836	return find $path;	1987	return find $path;
1837	}	1988	}
1838		1989
1839	$cf::MAP{$path} = $map	1990	$cf::MAP{$path} = $map
1840	}	1991	}
…		…
1849	local $self->{deny_reset} = 1; # loading can take a long time	2000	local $self->{deny_reset} = 1; # loading can take a long time
1850		2001
1851	my $path = $self->{path};	2002	my $path = $self->{path};
1852		2003
1853	{	2004	{
1854	my $guard = cf::lock_acquire "map_load:$path";	2005	my $guard = cf::lock_acquire "map_data:$path";
1855		2006
		2007	return unless $self->valid;
1856	return if $self->in_memory != cf::MAP_SWAPPED;	2008	return unless $self->in_memory == cf::MAP_SWAPPED;
1857		2009
1858	$self->in_memory (cf::MAP_LOADING);	2010	$self->in_memory (cf::MAP_LOADING);
1859		2011
1860	$self->alloc;	2012	$self->alloc;
1861		2013
1862	$self->pre_load;	2014	$self->pre_load;
1863	Coro::cede;	2015	cf::cede_to_tick;
1864		2016
		2017	my $f = new_from_file cf::object::thawer $self->{load_path};
		2018	$f->skip_block;
1865	$self->_load_objects ($self->{load_path}, 1)	2019	$self->_load_objects ($f)
1866	or return;	2020	or return;
1867		2021
1868	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2022	$self->post_load_original
1869	if delete $self->{load_original};	2023	if delete $self->{load_original};
1870		2024
1871	if (my $uniq = $self->uniq_path) {	2025	if (my $uniq = $self->uniq_path) {
1872	utf8::encode $uniq;	2026	utf8::encode $uniq;
1873	if (aio_open $uniq, O_RDONLY, 0) {	2027	unless (aio_stat $uniq) {
		2028	if (my $f = new_from_file cf::object::thawer $uniq) {
1874	$self->clear_unique_items;	2029	$self->clear_unique_items;
1875	$self->_load_objects ($uniq, 0);	2030	$self->_load_objects ($f);
		2031	$f->resolve_delayed_derefs;
		2032	}
1876	}	2033	}
1877	}	2034	}
1878		2035
1879	Coro::cede;	2036	$f->resolve_delayed_derefs;
		2037
		2038	cf::cede_to_tick;
1880	# now do the right thing for maps	2039	# now do the right thing for maps
1881	$self->link_multipart_objects;	2040	$self->link_multipart_objects;
1882	$self->difficulty ($self->estimate_difficulty)	2041	$self->difficulty ($self->estimate_difficulty)
1883	unless $self->difficulty;	2042	unless $self->difficulty;
1884	Coro::cede;	2043	cf::cede_to_tick;
1885		2044
1886	unless ($self->{deny_activate}) {	2045	unless ($self->{deny_activate}) {
1887	$self->decay_objects;	2046	$self->decay_objects;
1888	$self->fix_auto_apply;	2047	$self->fix_auto_apply;
1889	$self->update_buttons;	2048	$self->update_buttons;
1890	Coro::cede;	2049	cf::cede_to_tick;
1891	$self->set_darkness_map;
1892	Coro::cede;
1893	$self->activate;	2050	$self->activate;
1894	}	2051	}
1895		2052
1896	$self->{last_save} = $cf::RUNTIME;	2053	$self->{last_save} = $cf::RUNTIME;
1897	$self->last_access ($cf::RUNTIME);	2054	$self->last_access ($cf::RUNTIME);
1898		2055
1899	$self->in_memory (cf::MAP_IN_MEMORY);	2056	$self->in_memory (cf::MAP_ACTIVE);
1900	}	2057	}
1901		2058
1902	$self->post_load;	2059	$self->post_load;
1903	}	2060	}
1904		2061
…		…
1962	my ($path, $origin, $load) = @_;	2119	my ($path, $origin, $load) = @_;
1963		2120
1964	$path = normalise $path, $origin && $origin->{path};	2121	$path = normalise $path, $origin && $origin->{path};
1965		2122
1966	if (my $map = $cf::MAP{$path}) {	2123	if (my $map = $cf::MAP{$path}) {
1967	return $map if !$load || $map->in_memory == cf::MAP_IN_MEMORY;	2124	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1968	}	2125	}
1969		2126
1970	$MAP_PREFETCH{$path} |= $load;	2127	$MAP_PREFETCH{$path} |= $load;
1971		2128
1972	$MAP_PREFETCHER ||= cf::async {	2129	$MAP_PREFETCHER ||= cf::async {
		2130	$Coro::current->{desc} = "map prefetcher";
		2131
1973	while (%MAP_PREFETCH) {	2132	while (%MAP_PREFETCH) {
1974	while (my ($k, $v) = each %MAP_PREFETCH) {	2133	while (my ($k, $v) = each %MAP_PREFETCH) {
1975	if (my $map = find $k) {	2134	if (my $map = find $k) {
1976	$map->load if $v;	2135	$map->load if $v;
1977	}	2136	}
…		…
1987	}	2146	}
1988		2147
1989	sub save {	2148	sub save {
1990	my ($self) = @_;	2149	my ($self) = @_;
1991		2150
1992	my $lock = cf::lock_acquire "map_data:" . $self->path;	2151	my $lock = cf::lock_acquire "map_data:$self->{path}";
1993		2152
1994	$self->{last_save} = $cf::RUNTIME;	2153	$self->{last_save} = $cf::RUNTIME;
1995		2154
1996	return unless $self->dirty;	2155	return unless $self->dirty;
1997		2156
…		…
2003	return if $self->{deny_save};	2162	return if $self->{deny_save};
2004		2163
2005	local $self->{last_access} = $self->last_access;#d#	2164	local $self->{last_access} = $self->last_access;#d#
2006		2165
2007	cf::async {	2166	cf::async {
		2167	$Coro::current->{desc} = "map player save";
2008	$_->contr->save for $self->players;	2168	$_->contr->save for $self->players;
2009	};	2169	};
		2170
		2171	cf::get_slot 0.02;
2010		2172
2011	if ($uniq) {	2173	if ($uniq) {
2012	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2174	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2013	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2175	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2014	} else {	2176	} else {
…		…
2020	my ($self) = @_;	2182	my ($self) = @_;
2021		2183
2022	# save first because save cedes	2184	# save first because save cedes
2023	$self->save;	2185	$self->save;
2024		2186
2025	my $lock = cf::lock_acquire "map_data:" . $self->path;	2187	my $lock = cf::lock_acquire "map_data:$self->{path}";
2026		2188
2027	return if $self->players;	2189	return if $self->players;
2028	return if $self->in_memory != cf::MAP_IN_MEMORY;	2190	return if $self->in_memory != cf::MAP_ACTIVE;
2029	return if $self->{deny_save};	2191	return if $self->{deny_save};
2030		2192
		2193	$self->in_memory (cf::MAP_SWAPPED);
		2194
		2195	$self->deactivate;
		2196	$_->clear_links_to ($self) for values %cf::MAP;
2031	$self->clear;	2197	$self->clear;
2032	$self->in_memory (cf::MAP_SWAPPED);
2033	}	2198	}
2034		2199
2035	sub reset_at {	2200	sub reset_at {
2036	my ($self) = @_;	2201	my ($self) = @_;
2037		2202
…		…
2055		2220
2056	my $lock = cf::lock_acquire "map_data:$self->{path}";	2221	my $lock = cf::lock_acquire "map_data:$self->{path}";
2057		2222
2058	return if $self->players;	2223	return if $self->players;
2059		2224
2060	warn "resetting map ", $self->path;	2225	warn "resetting map ", $self->path, "\n";
2061		2226
2062	$self->in_memory (cf::MAP_SWAPPED);	2227	$self->in_memory (cf::MAP_SWAPPED);
2063		2228
2064	# need to save uniques path	2229	# need to save uniques path
2065	unless ($self->{deny_save}) {	2230	unless ($self->{deny_save}) {
…		…
2069	if $uniq;	2234	if $uniq;
2070	}	2235	}
2071		2236
2072	delete $cf::MAP{$self->path};	2237	delete $cf::MAP{$self->path};
2073		2238
		2239	$self->deactivate;
		2240	$_->clear_links_to ($self) for values %cf::MAP;
2074	$self->clear;	2241	$self->clear;
2075
2076	$_->clear_links_to ($self) for values %cf::MAP;
2077		2242
2078	$self->unlink_save;	2243	$self->unlink_save;
2079	$self->destroy;	2244	$self->destroy;
2080	}	2245	}
2081		2246
2082	my $nuke_counter = "aaaa";	2247	my $nuke_counter = "aaaa";
2083		2248
2084	sub nuke {	2249	sub nuke {
2085	my ($self) = @_;	2250	my ($self) = @_;
2086		2251
		2252	{
		2253	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2254
2087	delete $cf::MAP{$self->path};	2255	delete $cf::MAP{$self->path};
2088		2256
2089	$self->unlink_save;	2257	$self->unlink_save;
2090		2258
2091	bless $self, "cf::map";	2259	bless $self, "cf::map";
2092	delete $self->{deny_reset};	2260	delete $self->{deny_reset};
2093	$self->{deny_save} = 1;	2261	$self->{deny_save} = 1;
2094	$self->reset_timeout (1);	2262	$self->reset_timeout (1);
2095	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2263	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2096		2264
2097	$cf::MAP{$self->path} = $self;	2265	$cf::MAP{$self->path} = $self;
		2266	}
2098		2267
2099	$self->reset; # polite request, might not happen	2268	$self->reset; # polite request, might not happen
2100	}	2269	}
2101		2270
2102	=item $maps = cf::map::tmp_maps	2271	=item $maps = cf::map::tmp_maps
…		…
2144		2313
2145	sub unique_maps() {	2314	sub unique_maps() {
2146	[	2315	[
2147	map {	2316	map {
2148	utf8::decode $_;	2317	utf8::decode $_;
2149	/\.map$/	2318	s/\.map$//; # TODO future compatibility hack
		2319	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2320	? ()
2150	? normalise $_	2321	: normalise $_
2151	: ()
2152	} @{ aio_readdir $UNIQUEDIR or [] }	2322	} @{ aio_readdir $UNIQUEDIR or [] }
2153	]	2323	]
2154	}	2324	}
2155		2325
2156	package cf;
2157
2158	=back	2326	=back
2159		2327
2160	=head3 cf::object	2328	=head3 cf::object
2161		2329
2162	=cut	2330	=cut
…		…
2165		2333
2166	=over 4	2334	=over 4
2167		2335
2168	=item $ob->inv_recursive	2336	=item $ob->inv_recursive
2169		2337
2170	Returns the inventory of the object _and_ their inventories, recursively.	2338	Returns the inventory of the object I<and> their inventories, recursively,
		2339	but I<not> the object itself.
2171		2340
2172	=cut	2341	=cut
2173		2342
2174	sub inv_recursive_;	2343	sub inv_recursive_;
2175	sub inv_recursive_ {	2344	sub inv_recursive_ {
…		…
2178		2347
2179	sub inv_recursive {	2348	sub inv_recursive {
2180	inv_recursive_ inv $_[0]	2349	inv_recursive_ inv $_[0]
2181	}	2350	}
2182		2351
		2352	=item $ref = $ob->ref
		2353
		2354	Creates and returns a persistent reference to an object that can be stored as a string.
		2355
		2356	=item $ob = cf::object::deref ($refstring)
		2357
		2358	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2359	even if the object actually exists. May block.
		2360
		2361	=cut
		2362
		2363	sub deref {
		2364	my ($ref) = @_;
		2365
		2366	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2367	my ($uuid, $name) = ($1, $2);
		2368	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2369	or return;
		2370	$pl->ob->uuid eq $uuid
		2371	or return;
		2372
		2373	$pl->ob
		2374	} else {
		2375	warn "$ref: cannot resolve object reference\n";
		2376	undef
		2377	}
		2378	}
		2379
2183	package cf;	2380	package cf;
2184		2381
2185	=back	2382	=back
2186		2383
2187	=head3 cf::object::player	2384	=head3 cf::object::player
…		…
2193	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2390	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2194	can be C<undef>. Does the right thing when the player is currently in a	2391	can be C<undef>. Does the right thing when the player is currently in a
2195	dialogue with the given NPC character.	2392	dialogue with the given NPC character.
2196		2393
2197	=cut	2394	=cut
		2395
		2396	our $SAY_CHANNEL = {
		2397	id => "say",
		2398	title => "Map",
		2399	reply => "say ",
		2400	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2401	};
		2402
		2403	our $CHAT_CHANNEL = {
		2404	id => "chat",
		2405	title => "Chat",
		2406	reply => "chat ",
		2407	tooltip => "Player chat and shouts, global to the server.",
		2408	};
2198		2409
2199	# rough implementation of a future "reply" method that works	2410	# rough implementation of a future "reply" method that works
2200	# with dialog boxes.	2411	# with dialog boxes.
2201	#TODO: the first argument must go, split into a $npc->reply_to ( method	2412	#TODO: the first argument must go, split into a $npc->reply_to ( method
2202	sub cf::object::player::reply($$$;$) {	2413	sub cf::object::player::reply($$$;$) {
…		…
2214	my $dialog = $pl->{npc_dialog};	2425	my $dialog = $pl->{npc_dialog};
2215	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2426	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2216		2427
2217	} else {	2428	} else {
2218	$msg = $npc->name . " says: $msg" if $npc;	2429	$msg = $npc->name . " says: $msg" if $npc;
2219	$self->message ($msg, $flags);	2430	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2220	}	2431	}
2221	}	2432	}
2222	}	2433	}
2223		2434
2224	=item $object->send_msg ($channel, $msg, $color, [extra...])	2435	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2249		2460
2250	=item $player_object->enter_link	2461	=item $player_object->enter_link
2251		2462
2252	Freezes the player and moves him/her to a special map (C<{link}>).	2463	Freezes the player and moves him/her to a special map (C<{link}>).
2253		2464
2254	The player should be reasonably safe there for short amounts of time. You	2465	The player should be reasonably safe there for short amounts of time (e.g.
2255	I<MUST> call C<leave_link> as soon as possible, though.	2466	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2467	though, as the palyer cannot control the character while it is on the link
		2468	map.
2256		2469
2257	Will never block.	2470	Will never block.
2258		2471
2259	=item $player_object->leave_link ($map, $x, $y)	2472	=item $player_object->leave_link ($map, $x, $y)
2260		2473
…		…
2318		2531
2319	$map->load;	2532	$map->load;
2320	$map->load_neighbours;	2533	$map->load_neighbours;
2321		2534
2322	return unless $self->contr->active;	2535	return unless $self->contr->active;
2323	$self->activate_recursive;
2324		2536
2325	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2537	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2326	$self->enter_map ($map, $x, $y);	2538	$self->enter_map ($map, $x, $y);
		2539
		2540	# only activate afterwards, to support waiting in hooks
		2541	$self->activate_recursive;
2327	}	2542	}
2328		2543
2329	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])	2544	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2330		2545
2331	Moves the player to the given map-path and coordinates by first freezing	2546	Moves the player to the given map-path and coordinates by first freezing
2332	her, loading and preparing them map, calling the provided $check callback	2547	her, loading and preparing them map, calling the provided $check callback
2333	that has to return the map if sucecssful, and then unfreezes the player on	2548	that has to return the map if sucecssful, and then unfreezes the player on
2334	the new (success) or old (failed) map position. In either case, $done will	2549	the new (success) or old (failed) map position. In either case, $done will
2335	be called at the end of this process.	2550	be called at the end of this process.
2336		2551
		2552	Note that $check will be called with a potentially non-loaded map, so if
		2553	it needs a loaded map it has to call C<< ->load >>.
		2554
2337	=cut	2555	=cut
2338		2556
2339	our $GOTOGEN;	2557	our $GOTOGEN;
2340		2558
2341	sub cf::object::player::goto {	2559	sub cf::object::player::goto {
…		…
2345	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2563	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2346		2564
2347	$self->enter_link;	2565	$self->enter_link;
2348		2566
2349	(async {	2567	(async {
		2568	$Coro::current->{desc} = "player::goto $path $x $y";
		2569
		2570	# *tag paths override both path and x|y
		2571	if ($path =~ /^\*(.*)$/) {
		2572	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2573	my $ob = $obs[rand @obs];
		2574
		2575	# see if we actually can go there
		2576	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2577	$ob = $obs[rand @obs];
		2578	} else {
		2579	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2580	}
		2581	# else put us there anyways for now #d#
		2582
		2583	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2584	} else {
		2585	($path, $x, $y) = (undef, undef, undef);
		2586	}
		2587	}
		2588
2350	my $map = eval {	2589	my $map = eval {
2351	my $map = cf::map::find $path;	2590	my $map = defined $path ? cf::map::find $path : undef;
2352		2591
2353	if ($map) {	2592	if ($map) {
2354	$map = $map->customise_for ($self);	2593	$map = $map->customise_for ($self);
2355	$map = $check->($map) if $check && $map;	2594	$map = $check->($map) if $check && $map;
2356	} else {	2595	} else {
2357	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2596	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2358	}	2597	}
2359		2598
2360	$map	2599	$map
2361	};	2600	};
2362		2601
…		…
2398	}	2637	}
2399		2638
2400	sub prepare_random_map {	2639	sub prepare_random_map {
2401	my ($exit) = @_;	2640	my ($exit) = @_;
2402		2641
2403	my $guard = cf::lock_acquire "exit_prepare:$exit";
2404
2405	# all this does is basically replace the /! path by	2642	# all this does is basically replace the /! path by
2406	# a new random map path (?random/...) with a seed	2643	# a new random map path (?random/...) with a seed
2407	# that depends on the exit object	2644	# that depends on the exit object
2408		2645
2409	my $rmp = parse_random_map_params $exit->msg;	2646	my $rmp = parse_random_map_params $exit->msg;
…		…
2411	if ($exit->map) {	2648	if ($exit->map) {
2412	$rmp->{region} = $exit->region->name;	2649	$rmp->{region} = $exit->region->name;
2413	$rmp->{origin_map} = $exit->map->path;	2650	$rmp->{origin_map} = $exit->map->path;
2414	$rmp->{origin_x} = $exit->x;	2651	$rmp->{origin_x} = $exit->x;
2415	$rmp->{origin_y} = $exit->y;	2652	$rmp->{origin_y} = $exit->y;
		2653
		2654	$exit->map->touch;
2416	}	2655	}
2417		2656
2418	$rmp->{random_seed} ||= $exit->random_seed;	2657	$rmp->{random_seed} ||= $exit->random_seed;
2419		2658
2420	my $data = cf::to_json $rmp;	2659	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2421	my $md5 = Digest::MD5::md5_hex $data;	2660	my $md5 = Digest::MD5::md5_hex $data;
2422	my $meta = "$RANDOMDIR/$md5.meta";	2661	my $meta = "$RANDOMDIR/$md5.meta";
2423		2662
2424	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2663	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2425	aio_write $fh, 0, (length $data), $data, 0;	2664	aio_write $fh, 0, (length $data), $data, 0;
2426	undef $fh;	2665	undef $fh;
2427	aio_rename "$meta~", $meta;	2666	aio_rename "$meta~", $meta;
2428		2667
		2668	my $slaying = "?random/$md5";
		2669
		2670	if ($exit->valid) {
2429	$exit->slaying ("?random/$md5");	2671	$exit->slaying ("?random/$md5");
2430	$exit->msg (undef);	2672	$exit->msg (undef);
		2673	}
2431	}	2674	}
2432	}	2675	}
2433		2676
2434	sub cf::object::player::enter_exit {	2677	sub cf::object::player::enter_exit {
2435	my ($self, $exit) = @_;	2678	my ($self, $exit) = @_;
2436		2679
2437	return unless $self->type == cf::PLAYER;	2680	return unless $self->type == cf::PLAYER;
2438		2681
2439	if ($exit->slaying eq "/!") {
2440	#TODO: this should de-fi-ni-te-ly not be a sync-job
2441	# the problem is that $exit might not survive long enough
2442	# so it needs to be done right now, right here
2443	cf::sync_job { prepare_random_map $exit };
2444	}
2445
2446	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2447	my $hp = $exit->stats->hp;
2448	my $sp = $exit->stats->sp;
2449
2450	$self->enter_link;	2682	$self->enter_link;
2451		2683
2452	# if exit is damned, update players death & WoR home-position
2453	$self->contr->savebed ($slaying, $hp, $sp)
2454	if $exit->flag (FLAG_DAMNED);
2455
2456	(async {	2684	(async {
2457	$self->deactivate_recursive; # just to be sure	2685	$Coro::current->{desc} = "enter_exit";
		2686
2458	unless (eval {	2687	unless (eval {
		2688	$self->deactivate_recursive; # just to be sure
		2689
		2690	# random map handling
		2691	{
		2692	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2693
		2694	prepare_random_map $exit
		2695	if $exit->slaying eq "/!";
		2696	}
		2697
		2698	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2699	my $x = $exit->stats->hp;
		2700	my $y = $exit->stats->sp;
		2701
2459	$self->goto ($slaying, $hp, $sp);	2702	$self->goto ($map, $x, $y);
2460		2703
		2704	# if exit is damned, update players death & WoR home-position
		2705	$self->contr->savebed ($map, $x, $y)
		2706	if $exit->flag (cf::FLAG_DAMNED);
		2707
2461	1;	2708	1
2462	}) {	2709	}) {
2463	$self->message ("Something went wrong deep within the crossfire server. "	2710	$self->message ("Something went wrong deep within the deliantra server. "
2464	. "I'll try to bring you back to the map you were before. "	2711	. "I'll try to bring you back to the map you were before. "
2465	. "Please report this to the dungeon master!",	2712	. "Please report this to the dungeon master!",
2466	cf::NDI_UNIQUE | cf::NDI_RED);	2713	cf::NDI_UNIQUE | cf::NDI_RED);
2467		2714
2468	warn "ERROR in enter_exit: $@";	2715	warn "ERROR in enter_exit: $@";
…		…
2496	the message, with C<log> being the default. If C<$color> is negative, suppress	2743	the message, with C<log> being the default. If C<$color> is negative, suppress
2497	the message unless the client supports the msg packet.	2744	the message unless the client supports the msg packet.
2498		2745
2499	=cut	2746	=cut
2500		2747
		2748	# non-persistent channels (usually the info channel)
		2749	our %CHANNEL = (
		2750	"c/identify" => {
		2751	id => "infobox",
		2752	title => "Identify",
		2753	reply => undef,
		2754	tooltip => "Items recently identified",
		2755	},
		2756	"c/examine" => {
		2757	id => "infobox",
		2758	title => "Examine",
		2759	reply => undef,
		2760	tooltip => "Signs and other items you examined",
		2761	},
		2762	"c/book" => {
		2763	id => "infobox",
		2764	title => "Book",
		2765	reply => undef,
		2766	tooltip => "The contents of a note or book",
		2767	},
		2768	"c/lookat" => {
		2769	id => "infobox",
		2770	title => "Look",
		2771	reply => undef,
		2772	tooltip => "What you saw there",
		2773	},
		2774	"c/who" => {
		2775	id => "infobox",
		2776	title => "Players",
		2777	reply => undef,
		2778	tooltip => "Shows players who are currently online",
		2779	},
		2780	"c/body" => {
		2781	id => "infobox",
		2782	title => "Body Parts",
		2783	reply => undef,
		2784	tooltip => "Shows which body parts you posess and are available",
		2785	},
		2786	"c/statistics" => {
		2787	id => "infobox",
		2788	title => "Statistics",
		2789	reply => undef,
		2790	tooltip => "Shows your primary statistics",
		2791	},
		2792	"c/skills" => {
		2793	id => "infobox",
		2794	title => "Skills",
		2795	reply => undef,
		2796	tooltip => "Shows your experience per skill and item power",
		2797	},
		2798	"c/shopitems" => {
		2799	id => "infobox",
		2800	title => "Shop Items",
		2801	reply => undef,
		2802	tooltip => "Shows the items currently for sale in this shop",
		2803	},
		2804	"c/resistances" => {
		2805	id => "infobox",
		2806	title => "Resistances",
		2807	reply => undef,
		2808	tooltip => "Shows your resistances",
		2809	},
		2810	"c/pets" => {
		2811	id => "infobox",
		2812	title => "Pets",
		2813	reply => undef,
		2814	tooltip => "Shows information abotu your pets/a specific pet",
		2815	},
		2816	"c/perceiveself" => {
		2817	id => "infobox",
		2818	title => "Perceive Self",
		2819	reply => undef,
		2820	tooltip => "You gained detailed knowledge about yourself",
		2821	},
		2822	"c/uptime" => {
		2823	id => "infobox",
		2824	title => "Uptime",
		2825	reply => undef,
		2826	tooltip => "How long the server has been running since last restart",
		2827	},
		2828	"c/mapinfo" => {
		2829	id => "infobox",
		2830	title => "Map Info",
		2831	reply => undef,
		2832	tooltip => "Information related to the maps",
		2833	},
		2834	"c/party" => {
		2835	id => "party",
		2836	title => "Party",
		2837	reply => "gsay ",
		2838	tooltip => "Messages and chat related to your party",
		2839	},
		2840	"c/death" => {
		2841	id => "death",
		2842	title => "Death",
		2843	reply => undef,
		2844	tooltip => "Reason for and more info about your most recent death",
		2845	},
		2846	"c/say" => $SAY_CHANNEL,
		2847	"c/chat" => $CHAT_CHANNEL,
		2848	);
		2849
2501	sub cf::client::send_msg {	2850	sub cf::client::send_msg {
2502	my ($self, $channel, $msg, $color, @extra) = @_;	2851	my ($self, $channel, $msg, $color, @extra) = @_;
2503		2852
2504	$msg = $self->pl->expand_cfpod ($msg);	2853	$msg = $self->pl->expand_cfpod ($msg)
		2854	unless $color & cf::NDI_VERBATIM;
2505		2855
2506	$color &= cf::NDI_CLIENT_MASK; # just in case...	2856	$color &= cf::NDI_CLIENT_MASK; # just in case...
2507		2857
		2858	# check predefined channels, for the benefit of C
		2859	if ($CHANNEL{$channel}) {
		2860	$channel = $CHANNEL{$channel};
		2861
		2862	$self->ext_msg (channel_info => $channel);
		2863	$channel = $channel->{id};
		2864
2508	if (ref $channel) {	2865	} elsif (ref $channel) {
2509	# send meta info to client, if not yet sent	2866	# send meta info to client, if not yet sent
2510	unless (exists $self->{channel}{$channel->{id}}) {	2867	unless (exists $self->{channel}{$channel->{id}}) {
2511	$self->{channel}{$channel->{id}} = $channel;	2868	$self->{channel}{$channel->{id}} = $channel;
2512	$self->ext_msg (channel_info => $channel);	2869	$self->ext_msg (channel_info => $channel);
2513	}	2870	}
…		…
2515	$channel = $channel->{id};	2872	$channel = $channel->{id};
2516	}	2873	}
2517		2874
2518	return unless @extra || length $msg;	2875	return unless @extra || length $msg;
2519		2876
2520	if ($self->can_msg) {
2521	# default colour, mask it out	2877	# default colour, mask it out
2522	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2878	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2523	if $color & cf::NDI_DEF;	2879	if $color & cf::NDI_DEF;
2524		2880
2525	$self->send_packet ("msg " . $self->{json_coder}->encode (	2881	my $pkt = "msg "
		2882	. $self->{json_coder}->encode (
2526	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2883	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2527	} else {	2884	);
2528	if ($color >= 0) {
2529	# replace some tags by gcfclient-compatible ones
2530	for ($msg) {
2531	1 while
2532	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2533	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2534	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2535	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2536	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2537	}
2538		2885
2539	$color &= cf::NDI_COLOR_MASK;	2886	# try lzf for large packets
		2887	$pkt = "lzf " . Compress::LZF::compress $pkt
		2888	if 1024 <= length $pkt and $self->{can_lzf};
2540		2889
2541	utf8::encode $msg;	2890	# split very large packets
2542		2891	if (8192 < length $pkt and $self->{can_lzf}) {
2543	if (0 && $msg =~ /\[/) {	2892	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2544	# COMMAND/INFO	2893	$pkt = "frag";
2545	$self->send_packet ("drawextinfo $color 10 8 $msg")
2546	} else {
2547	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2548	$self->send_packet ("drawinfo $color $msg")
2549	}
2550	}
2551	}	2894	}
		2895
		2896	$self->send_packet ($pkt);
2552	}	2897	}
2553		2898
2554	=item $client->ext_msg ($type, @msg)	2899	=item $client->ext_msg ($type, @msg)
2555		2900
2556	Sends an ext event to the client.	2901	Sends an ext event to the client.
…		…
2558	=cut	2903	=cut
2559		2904
2560	sub cf::client::ext_msg($$@) {	2905	sub cf::client::ext_msg($$@) {
2561	my ($self, $type, @msg) = @_;	2906	my ($self, $type, @msg) = @_;
2562		2907
2563	my $extcmd = $self->extcmd;
2564
2565	if ($extcmd == 2) {	2908	if ($self->extcmd == 2) {
2566	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2909	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2567	} elsif ($extcmd == 1) { # TODO: remove	2910	} elsif ($self->extcmd == 1) { # TODO: remove
2568	push @msg, msgtype => "event_$type";	2911	push @msg, msgtype => "event_$type";
2569	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2912	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2570	}	2913	}
2571	}	2914	}
2572		2915
…		…
2579	sub cf::client::ext_reply($$@) {	2922	sub cf::client::ext_reply($$@) {
2580	my ($self, $id, @msg) = @_;	2923	my ($self, $id, @msg) = @_;
2581		2924
2582	if ($self->extcmd == 2) {	2925	if ($self->extcmd == 2) {
2583	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2926	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2584	} elsif ($self->ns->extcmd == 1) {	2927	} elsif ($self->extcmd == 1) {
2585	#TODO: version 1, remove	2928	#TODO: version 1, remove
2586	unshift @msg, msgtype => "reply", msgid => $id;	2929	unshift @msg, msgtype => "reply", msgid => $id;
2587	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2930	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2588	}	2931	}
2589	}	2932	}
…		…
2731	=pod	3074	=pod
2732		3075
2733	The following functions and methods are available within a safe environment:	3076	The following functions and methods are available within a safe environment:
2734		3077
2735	cf::object	3078	cf::object
2736	contr pay_amount pay_player map x y force_find force_add	3079	contr pay_amount pay_player map x y force_find force_add destroy
2737	insert remove name archname title slaying race decrease_ob_nr	3080	insert remove name archname title slaying race decrease split
		3081	value
2738		3082
2739	cf::object::player	3083	cf::object::player
2740	player	3084	player
2741		3085
2742	cf::player	3086	cf::player
…		…
2747		3091
2748	=cut	3092	=cut
2749		3093
2750	for (	3094	for (
2751	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3095	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2752	insert remove inv name archname title slaying race	3096	insert remove inv nrof name archname title slaying race
2753	decrease_ob_nr)],	3097	decrease split destroy change_exp value msg lore send_msg)],
2754	["cf::object::player" => qw(player)],	3098	["cf::object::player" => qw(player)],
2755	["cf::player" => qw(peaceful)],	3099	["cf::player" => qw(peaceful send_msg)],
2756	["cf::map" => qw(trigger)],	3100	["cf::map" => qw(trigger)],
2757	) {	3101	) {
2758	no strict 'refs';	3102	no strict 'refs';
2759	my ($pkg, @funs) = @$_;	3103	my ($pkg, @funs) = @$_;
2760	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3104	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2777	my ($code, %vars) = @_;	3121	my ($code, %vars) = @_;
2778		3122
2779	my $qcode = $code;	3123	my $qcode = $code;
2780	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3124	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2781	$qcode =~ s/\n/\\n/g;	3125	$qcode =~ s/\n/\\n/g;
		3126
		3127	%vars = (_dummy => 0) unless %vars;
2782		3128
2783	local $_;	3129	local $_;
2784	local @safe::cf::_safe_eval_args = values %vars;	3130	local @safe::cf::_safe_eval_args = values %vars;
2785		3131
2786	my $eval =	3132	my $eval =
…		…
2834	# the server's init and main functions	3180	# the server's init and main functions
2835		3181
2836	sub load_facedata($) {	3182	sub load_facedata($) {
2837	my ($path) = @_;	3183	my ($path) = @_;
2838		3184
		3185	# HACK to clear player env face cache, we need some signal framework
		3186	# for this (global event?)
		3187	%ext::player_env::MUSIC_FACE_CACHE = ();
		3188
2839	my $enc = JSON::XS->new->utf8->canonical;	3189	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2840		3190
2841	warn "loading facedata from $path\n";	3191	warn "loading facedata from $path\n";
2842		3192
2843	my $facedata;	3193	my $facedata;
2844	0 < aio_load $path, $facedata	3194	0 < aio_load $path, $facedata
…		…
2859	{	3209	{
2860	my $faces = $facedata->{faceinfo};	3210	my $faces = $facedata->{faceinfo};
2861		3211
2862	while (my ($face, $info) = each %$faces) {	3212	while (my ($face, $info) = each %$faces) {
2863	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3213	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3214
2864	cf::face::set_visibility $idx, $info->{visibility};	3215	cf::face::set_visibility $idx, $info->{visibility};
2865	cf::face::set_magicmap $idx, $info->{magicmap};	3216	cf::face::set_magicmap $idx, $info->{magicmap};
2866	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3217	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2867	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3218	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2868		3219
2869	cf::cede_to_tick;	3220	cf::cede_to_tick;
2870	}	3221	}
2871		3222
2872	while (my ($face, $info) = each %$faces) {	3223	while (my ($face, $info) = each %$faces) {
2873	next unless $info->{smooth};	3224	next unless $info->{smooth};
		3225
2874	my $idx = cf::face::find $face	3226	my $idx = cf::face::find $face
2875	or next;	3227	or next;
		3228
2876	if (my $smooth = cf::face::find $info->{smooth}) {	3229	if (my $smooth = cf::face::find $info->{smooth}) {
2877	cf::face::set_smooth $idx, $smooth;	3230	cf::face::set_smooth $idx, $smooth;
2878	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3231	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2879	} else {	3232	} else {
2880	warn "smooth face '$info->{smooth}' not found for face '$face'";	3233	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2898	{	3251	{
2899	# TODO: for gcfclient pleasure, we should give resources	3252	# TODO: for gcfclient pleasure, we should give resources
2900	# that gcfclient doesn't grok a >10000 face index.	3253	# that gcfclient doesn't grok a >10000 face index.
2901	my $res = $facedata->{resource};	3254	my $res = $facedata->{resource};
2902		3255
2903	my $soundconf = delete $res->{"res/sound.conf"};
2904
2905	while (my ($name, $info) = each %$res) {	3256	while (my ($name, $info) = each %$res) {
		3257	if (defined $info->{type}) {
2906	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3258	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2907	my $data;	3259	my $data;
2908		3260
2909	if ($info->{type} & 1) {	3261	if ($info->{type} & 1) {
2910	# prepend meta info	3262	# prepend meta info
2911		3263
2912	my $meta = $enc->encode ({	3264	my $meta = $enc->encode ({
2913	name => $name,	3265	name => $name,
2914	%{ $info->{meta} || {} },	3266	%{ $info->{meta} || {} },
2915	});	3267	});
2916		3268
2917	$data = pack "(w/a*)*", $meta, $info->{data};	3269	$data = pack "(w/a*)*", $meta, $info->{data};
		3270	} else {
		3271	$data = $info->{data};
		3272	}
		3273
		3274	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3275	cf::face::set_type $idx, $info->{type};
2918	} else {	3276	} else {
2919	$data = $info->{data};	3277	$RESOURCE{$name} = $info;
2920	}	3278	}
2921		3279
2922	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2923	cf::face::set_type $idx, $info->{type};
2924
2925	cf::cede_to_tick;	3280	cf::cede_to_tick;
2926	}	3281	}
2927
2928	if ($soundconf) {
2929	$soundconf = $enc->decode (delete $soundconf->{data});
2930
2931	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2932	my $sound = $soundconf->{compat}[$_]
2933	or next;
2934
2935	my $face = cf::face::find "sound/$sound->[1]";
2936	cf::sound::set $sound->[0] => $face;
2937	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2938	}
2939
2940	while (my ($k, $v) = each %{$soundconf->{event}}) {
2941	my $face = cf::face::find "sound/$v";
2942	cf::sound::set $k => $face;
2943	}
2944	}
2945	}	3282	}
		3283
		3284	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2946		3285
2947	1	3286	1
2948	}	3287	}
		3288
		3289	cf::global->attach (on_resource_update => sub {
		3290	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3291	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3292
		3293	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3294	my $sound = $soundconf->{compat}[$_]
		3295	or next;
		3296
		3297	my $face = cf::face::find "sound/$sound->[1]";
		3298	cf::sound::set $sound->[0] => $face;
		3299	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3300	}
		3301
		3302	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3303	my $face = cf::face::find "sound/$v";
		3304	cf::sound::set $k => $face;
		3305	}
		3306	}
		3307	});
2949		3308
2950	register_exticmd fx_want => sub {	3309	register_exticmd fx_want => sub {
2951	my ($ns, $want) = @_;	3310	my ($ns, $want) = @_;
2952		3311
2953	while (my ($k, $v) = each %$want) {	3312	while (my ($k, $v) = each %$want) {
2954	$ns->fx_want ($k, $v);	3313	$ns->fx_want ($k, $v);
2955	}	3314	}
2956	};	3315	};
2957		3316
		3317	sub load_resource_file($) {
		3318	my $guard = lock_acquire "load_resource_file";
		3319
		3320	my $status = load_resource_file_ $_[0];
		3321	get_slot 0.1, 100;
		3322	cf::arch::commit_load;
		3323
		3324	$status
		3325	}
		3326
2958	sub reload_regions {	3327	sub reload_regions {
		3328	# HACK to clear player env face cache, we need some signal framework
		3329	# for this (global event?)
		3330	%ext::player_env::MUSIC_FACE_CACHE = ();
		3331
2959	load_resource_file "$MAPDIR/regions"	3332	load_resource_file "$MAPDIR/regions"
2960	or die "unable to load regions file\n";	3333	or die "unable to load regions file\n";
2961		3334
2962	for (cf::region::list) {	3335	for (cf::region::list) {
2963	$_->{match} = qr/$_->{match}/	3336	$_->{match} = qr/$_->{match}/
…		…
2971	}	3344	}
2972		3345
2973	sub reload_archetypes {	3346	sub reload_archetypes {
2974	load_resource_file "$DATADIR/archetypes"	3347	load_resource_file "$DATADIR/archetypes"
2975	or die "unable to load archetypes\n";	3348	or die "unable to load archetypes\n";
2976	#d# NEED to laod twice to resolve forward references
2977	# this really needs to be done in an extra post-pass
2978	# (which needs to be synchronous, so solve it differently)
2979	load_resource_file "$DATADIR/archetypes"
2980	or die "unable to load archetypes\n";
2981	}	3349	}
2982		3350
2983	sub reload_treasures {	3351	sub reload_treasures {
2984	load_resource_file "$DATADIR/treasures"	3352	load_resource_file "$DATADIR/treasures"
2985	or die "unable to load treasurelists\n";	3353	or die "unable to load treasurelists\n";
2986	}	3354	}
2987		3355
2988	sub reload_resources {	3356	sub reload_resources {
2989	warn "reloading resource files...\n";	3357	warn "reloading resource files...\n";
2990		3358
		3359	reload_facedata;
		3360	reload_archetypes;
2991	reload_regions;	3361	reload_regions;
2992	reload_facedata;
2993	#reload_archetypes;#d#
2994	reload_archetypes;
2995	reload_treasures;	3362	reload_treasures;
2996		3363
2997	warn "finished reloading resource files\n";	3364	warn "finished reloading resource files\n";
2998	}	3365	}
2999		3366
3000	sub init {	3367	sub reload_config {
3001	reload_resources;
3002	}
3003
3004	sub cfg_load {
3005	open my $fh, "<:utf8", "$CONFDIR/config"	3368	open my $fh, "<:utf8", "$CONFDIR/config"
3006	or return;	3369	or return;
3007		3370
3008	local $/;	3371	local $/;
3009	*CFG = YAML::Syck::Load <$fh>;	3372	*CFG = YAML::Load <$fh>;
3010		3373
3011	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3374	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
3012		3375
3013	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3376	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
3014	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3377	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
3020	};	3383	};
3021	warn $@ if $@;	3384	warn $@ if $@;
3022	}	3385	}
3023	}	3386	}
3024		3387
		3388	sub pidfile() {
		3389	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3390	or die "$PIDFILE: $!";
		3391	flock $fh, &Fcntl::LOCK_EX
		3392	or die "$PIDFILE: flock: $!";
		3393	$fh
		3394	}
		3395
		3396	# make sure only one server instance is running at any one time
		3397	sub atomic {
		3398	my $fh = pidfile;
		3399
		3400	my $pid = <$fh>;
		3401	kill 9, $pid if $pid > 0;
		3402
		3403	seek $fh, 0, 0;
		3404	print $fh $$;
		3405	}
		3406
		3407	sub main_loop {
		3408	warn "EV::loop starting\n";
		3409	if (1) {
		3410	EV::loop;
		3411	}
		3412	warn "EV::loop returned\n";
		3413	goto &main_loop unless $REALLY_UNLOOP;
		3414	}
		3415
3025	sub main {	3416	sub main {
		3417	cf::init_globals; # initialise logging
		3418
		3419	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3420	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3421	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3422	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3423
		3424	cf::init_experience;
		3425	cf::init_anim;
		3426	cf::init_attackmess;
		3427	cf::init_dynamic;
		3428
		3429	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3430
3026	# we must not ever block the main coroutine	3431	# we must not ever block the main coroutine
3027	local $Coro::idle = sub {	3432	local $Coro::idle = sub {
3028	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3433	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3029	(async {	3434	(async {
3030	Event::one_event;	3435	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3436	EV::loop EV::LOOP_ONESHOT;
3031	})->prio (Coro::PRIO_MAX);	3437	})->prio (Coro::PRIO_MAX);
3032	};	3438	};
3033		3439
3034	cfg_load;	3440	evthread_start IO::AIO::poll_fileno;
		3441
		3442	cf::sync_job {
		3443	reload_resources;
		3444	reload_config;
3035	db_init;	3445	db_init;
		3446
		3447	cf::load_settings;
		3448	cf::load_materials;
		3449	cf::init_uuid;
		3450	cf::init_signals;
		3451	cf::init_commands;
		3452	cf::init_skills;
		3453
		3454	cf::init_beforeplay;
		3455
		3456	atomic;
		3457
3036	load_extensions;	3458	load_extensions;
3037		3459
3038	$TICK_WATCHER->start;	3460	utime time, time, $RUNTIMEFILE;
3039	Event::loop;	3461
		3462	# no (long-running) fork's whatsoever before this point(!)
		3463	use POSIX ();
		3464	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3465
		3466	(pop @POST_INIT)->(0) while @POST_INIT;
		3467	};
		3468
		3469	main_loop;
3040	}	3470	}
3041		3471
3042	#############################################################################	3472	#############################################################################
3043	# initialisation and cleanup	3473	# initialisation and cleanup
3044		3474
3045	# install some emergency cleanup handlers	3475	# install some emergency cleanup handlers
3046	BEGIN {	3476	BEGIN {
		3477	our %SIGWATCHER = ();
3047	for my $signal (qw(INT HUP TERM)) {	3478	for my $signal (qw(INT HUP TERM)) {
3048	Event->signal (	3479	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3049	reentrant => 0,
3050	data => WF_AUTOCANCEL,
3051	signal => $signal,
3052	prio => 0,
3053	cb => sub {
3054	cf::cleanup "SIG$signal";	3480	cf::cleanup "SIG$signal";
3055	},
3056	);	3481	};
3057	}	3482	}
3058	}	3483	}
3059		3484
3060	sub write_runtime {	3485	sub write_runtime_sync {
3061	my $runtime = "$LOCALDIR/runtime";
3062
3063	# first touch the runtime file to show we are still running:	3486	# first touch the runtime file to show we are still running:
3064	# the fsync below can take a very very long time.	3487	# the fsync below can take a very very long time.
3065		3488
3066	IO::AIO::aio_utime $runtime, undef, undef;	3489	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3067		3490
3068	my $guard = cf::lock_acquire "write_runtime";	3491	my $guard = cf::lock_acquire "write_runtime";
3069		3492
3070	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3493	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3071	or return;	3494	or return;
3072		3495
3073	my $value = $cf::RUNTIME + 90 + 10;	3496	my $value = $cf::RUNTIME + 90 + 10;
3074	# 10 is the runtime save interval, for a monotonic clock	3497	# 10 is the runtime save interval, for a monotonic clock
3075	# 60 allows for the watchdog to kill the server.	3498	# 60 allows for the watchdog to kill the server.
…		…
3085	aio_utime $fh, undef, undef;	3508	aio_utime $fh, undef, undef;
3086		3509
3087	close $fh	3510	close $fh
3088	or return;	3511	or return;
3089		3512
3090	aio_rename "$runtime~", $runtime	3513	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3091	and return;	3514	and return;
3092		3515
3093	warn "runtime file written.\n";	3516	warn "runtime file written.\n";
3094		3517
3095	1	3518	1
		3519	}
		3520
		3521	our $uuid_lock;
		3522	our $uuid_skip;
		3523
		3524	sub write_uuid_sync($) {
		3525	$uuid_skip ||= $_[0];
		3526
		3527	return if $uuid_lock;
		3528	local $uuid_lock = 1;
		3529
		3530	my $uuid = "$LOCALDIR/uuid";
		3531
		3532	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3533	or return;
		3534
		3535	my $value = uuid_seq uuid_cur;
		3536
		3537	unless ($value) {
		3538	warn "cowardly refusing to write zero uuid value!\n";
		3539	return;
		3540	}
		3541
		3542	my $value = uuid_str $value + $uuid_skip;
		3543	$uuid_skip = 0;
		3544
		3545	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3546	and return;
		3547
		3548	# always fsync - this file is important
		3549	aio_fsync $fh
		3550	and return;
		3551
		3552	close $fh
		3553	or return;
		3554
		3555	aio_rename "$uuid~", $uuid
		3556	and return;
		3557
		3558	warn "uuid file written ($value).\n";
		3559
		3560	1
		3561
		3562	}
		3563
		3564	sub write_uuid($$) {
		3565	my ($skip, $sync) = @_;
		3566
		3567	$sync ? write_uuid_sync $skip
		3568	: async { write_uuid_sync $skip };
3096	}	3569	}
3097		3570
3098	sub emergency_save() {	3571	sub emergency_save() {
3099	my $freeze_guard = cf::freeze_mainloop;	3572	my $freeze_guard = cf::freeze_mainloop;
3100		3573
3101	warn "enter emergency perl save\n";	3574	warn "emergency_perl_save: enter\n";
3102		3575
3103	cf::sync_job {	3576	cf::sync_job {
		3577	# this is a trade-off: we want to be very quick here, so
		3578	# save all maps without fsync, and later call a global sync
		3579	# (which in turn might be very very slow)
		3580	local $USE_FSYNC = 0;
		3581
3104	# use a peculiar iteration method to avoid tripping on perl	3582	# use a peculiar iteration method to avoid tripping on perl
3105	# refcount bugs in for. also avoids problems with players	3583	# refcount bugs in for. also avoids problems with players
3106	# and maps saved/destroyed asynchronously.	3584	# and maps saved/destroyed asynchronously.
3107	warn "begin emergency player save\n";	3585	warn "emergency_perl_save: begin player save\n";
3108	for my $login (keys %cf::PLAYER) {	3586	for my $login (keys %cf::PLAYER) {
3109	my $pl = $cf::PLAYER{$login} or next;	3587	my $pl = $cf::PLAYER{$login} or next;
3110	$pl->valid or next;	3588	$pl->valid or next;
		3589	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3111	$pl->save;	3590	$pl->save;
3112	}	3591	}
3113	warn "end emergency player save\n";	3592	warn "emergency_perl_save: end player save\n";
3114		3593
3115	warn "begin emergency map save\n";	3594	warn "emergency_perl_save: begin map save\n";
3116	for my $path (keys %cf::MAP) {	3595	for my $path (keys %cf::MAP) {
3117	my $map = $cf::MAP{$path} or next;	3596	my $map = $cf::MAP{$path} or next;
3118	$map->valid or next;	3597	$map->valid or next;
3119	$map->save;	3598	$map->save;
3120	}	3599	}
3121	warn "end emergency map save\n";	3600	warn "emergency_perl_save: end map save\n";
3122		3601
3123	warn "begin emergency database checkpoint\n";	3602	warn "emergency_perl_save: begin database checkpoint\n";
3124	BDB::db_env_txn_checkpoint $DB_ENV;	3603	BDB::db_env_txn_checkpoint $DB_ENV;
3125	warn "end emergency database checkpoint\n";	3604	warn "emergency_perl_save: end database checkpoint\n";
		3605
		3606	warn "emergency_perl_save: begin write uuid\n";
		3607	write_uuid_sync 1;
		3608	warn "emergency_perl_save: end write uuid\n";
3126	};	3609	};
3127		3610
		3611	warn "emergency_perl_save: starting sync()\n";
		3612	IO::AIO::aio_sync sub {
		3613	warn "emergency_perl_save: finished sync()\n";
		3614	};
		3615
3128	warn "leave emergency perl save\n";	3616	warn "emergency_perl_save: leave\n";
3129	}	3617	}
3130		3618
3131	sub post_cleanup {	3619	sub post_cleanup {
3132	my ($make_core) = @_;	3620	my ($make_core) = @_;
3133		3621
3134	warn Carp::longmess "post_cleanup backtrace"	3622	warn Carp::longmess "post_cleanup backtrace"
3135	if $make_core;	3623	if $make_core;
		3624
		3625	my $fh = pidfile;
		3626	unlink $PIDFILE if <$fh> == $$;
		3627	}
		3628
		3629	# a safer delete_package, copied from Symbol
		3630	sub clear_package($) {
		3631	my $pkg = shift;
		3632
		3633	# expand to full symbol table name if needed
		3634	unless ($pkg =~ /^main::.*::$/) {
		3635	$pkg = "main$pkg" if $pkg =~ /^::/;
		3636	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3637	$pkg .= '::' unless $pkg =~ /::$/;
		3638	}
		3639
		3640	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3641	my $stem_symtab = *{$stem}{HASH};
		3642
		3643	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3644	or return;
		3645
		3646	# clear all symbols
		3647	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3648	for my $name (keys %$leaf_symtab) {
		3649	_gv_clear *{"$pkg$name"};
		3650	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3651	}
		3652	warn "cleared package $pkg\n";#d#
3136	}	3653	}
3137		3654
3138	sub do_reload_perl() {	3655	sub do_reload_perl() {
3139	# can/must only be called in main	3656	# can/must only be called in main
3140	if ($Coro::current != $Coro::main) {	3657	if ($Coro::current != $Coro::main) {
3141	warn "can only reload from main coroutine";	3658	warn "can only reload from main coroutine";
3142	return;	3659	return;
3143	}	3660	}
3144		3661
		3662	return if $RELOAD++;
		3663
		3664	my $t1 = EV::time;
		3665
		3666	while ($RELOAD) {
3145	warn "reloading...";	3667	warn "reloading...";
3146		3668
3147	warn "entering sync_job";	3669	warn "entering sync_job";
3148		3670
3149	cf::sync_job {	3671	cf::sync_job {
3150	cf::write_runtime; # external watchdog should not bark	3672	cf::write_runtime_sync; # external watchdog should not bark
3151	cf::emergency_save;	3673	cf::emergency_save;
3152	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
3153		3675
3154	warn "syncing database to disk";	3676	warn "syncing database to disk";
3155	BDB::db_env_txn_checkpoint $DB_ENV;	3677	BDB::db_env_txn_checkpoint $DB_ENV;
3156		3678
3157	# if anything goes wrong in here, we should simply crash as we already saved	3679	# if anything goes wrong in here, we should simply crash as we already saved
3158		3680
3159	warn "cancelling all WF_AUTOCANCEL watchers";
3160	for (Event::all_watchers) {
3161	$_->cancel if $_->data & WF_AUTOCANCEL;
3162	}
3163
3164	warn "flushing outstanding aio requests";	3681	warn "flushing outstanding aio requests";
3165	for (;;) {
3166	BDB::flush;
3167	IO::AIO::flush;
3168	Coro::cede;
3169	last unless IO::AIO::nreqs || BDB::nreqs;	3682	while (IO::AIO::nreqs || BDB::nreqs) {
3170	warn "iterate...";	3683	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3171	}
3172
3173	++$RELOAD;
3174
3175	warn "cancelling all extension coros";
3176	$_->cancel for values %EXT_CORO;
3177	%EXT_CORO = ();
3178
3179	warn "removing commands";
3180	%COMMAND = ();
3181
3182	warn "removing ext/exti commands";
3183	%EXTCMD = ();
3184	%EXTICMD = ();
3185
3186	warn "unloading/nuking all extensions";
3187	for my $pkg (@EXTS) {
3188	warn "... unloading $pkg";
3189
3190	if (my $cb = $pkg->can ("unload")) {
3191	eval {
3192	$cb->($pkg);
3193	1
3194	} or warn "$pkg unloaded, but with errors: $@";
3195	}	3684	}
3196		3685
3197	warn "... nuking $pkg";	3686	warn "cancelling all extension coros";
3198	Symbol::delete_package $pkg;	3687	$_->cancel for values %EXT_CORO;
3199	}	3688	%EXT_CORO = ();
3200		3689
3201	warn "unloading all perl modules loaded from $LIBDIR";	3690	warn "removing commands";
3202	while (my ($k, $v) = each %INC) {	3691	%COMMAND = ();
3203	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3204		3692
		3693	warn "removing ext/exti commands";
		3694	%EXTCMD = ();
		3695	%EXTICMD = ();
		3696
		3697	warn "unloading/nuking all extensions";
		3698	for my $pkg (@EXTS) {
3205	warn "... unloading $k";	3699	warn "... unloading $pkg";
3206	delete $INC{$k};
3207		3700
3208	$k =~ s/\.pm$//;
3209	$k =~ s/\//::/g;
3210
3211	if (my $cb = $k->can ("unload_module")) {	3701	if (my $cb = $pkg->can ("unload")) {
		3702	eval {
3212	$cb->();	3703	$cb->($pkg);
		3704	1
		3705	} or warn "$pkg unloaded, but with errors: $@";
		3706	}
		3707
		3708	warn "... clearing $pkg";
		3709	clear_package $pkg;
3213	}	3710	}
3214		3711
3215	Symbol::delete_package $k;	3712	warn "unloading all perl modules loaded from $LIBDIR";
		3713	while (my ($k, $v) = each %INC) {
		3714	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3715
		3716	warn "... unloading $k";
		3717	delete $INC{$k};
		3718
		3719	$k =~ s/\.pm$//;
		3720	$k =~ s/\//::/g;
		3721
		3722	if (my $cb = $k->can ("unload_module")) {
		3723	$cb->();
		3724	}
		3725
		3726	clear_package $k;
3216	}	3727	}
3217		3728
3218	warn "getting rid of safe::, as good as possible";	3729	warn "getting rid of safe::, as good as possible";
3219	Symbol::delete_package "safe::$_"	3730	clear_package "safe::$_"
3220	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3731	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3221		3732
3222	warn "unloading cf.pm \"a bit\"";	3733	warn "unloading cf.pm \"a bit\"";
3223	delete $INC{"cf.pm"};	3734	delete $INC{"cf.pm"};
3224	delete $INC{"cf/pod.pm"};	3735	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3225		3736
3226	# don't, removes xs symbols, too,	3737	# don't, removes xs symbols, too,
3227	# and global variables created in xs	3738	# and global variables created in xs
3228	#Symbol::delete_package __PACKAGE__;	3739	#clear_package __PACKAGE__;
3229		3740
3230	warn "unload completed, starting to reload now";	3741	warn "unload completed, starting to reload now";
3231		3742
3232	warn "reloading cf.pm";	3743	warn "reloading cf.pm";
3233	require cf;	3744	require cf;
3234	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3745	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3235		3746
3236	warn "loading config and database again";	3747	warn "loading config and database again";
3237	cf::cfg_load;	3748	cf::reload_config;
3238		3749
3239	warn "loading extensions";	3750	warn "loading extensions";
3240	cf::load_extensions;	3751	cf::load_extensions;
3241		3752
		3753	if ($REATTACH_ON_RELOAD) {
3242	warn "reattaching attachments to objects/players";	3754	warn "reattaching attachments to objects/players";
3243	_global_reattach; # objects, sockets	3755	_global_reattach; # objects, sockets
3244	warn "reattaching attachments to maps";	3756	warn "reattaching attachments to maps";
3245	reattach $_ for values %MAP;	3757	reattach $_ for values %MAP;
3246	warn "reattaching attachments to players";	3758	warn "reattaching attachments to players";
3247	reattach $_ for values %PLAYER;	3759	reattach $_ for values %PLAYER;
		3760	}
3248		3761
		3762	warn "running post_init jobs";
		3763	(pop @POST_INIT)->(1) while @POST_INIT;
		3764
3249	warn "leaving sync_job";	3765	warn "leaving sync_job";
3250		3766
3251	1	3767	1
3252	} or do {	3768	} or do {
3253	warn $@;	3769	warn $@;
3254	warn "error while reloading, exiting.";	3770	cf::cleanup "error while reloading, exiting.";
3255	exit 1;
3256	};	3771	};
3257		3772
3258	warn "reloaded";	3773	warn "reloaded";
		3774	--$RELOAD;
		3775	}
		3776
		3777	$t1 = EV::time - $t1;
		3778	warn "reload completed in ${t1}s\n";
3259	};	3779	};
3260		3780
3261	our $RELOAD_WATCHER; # used only during reload	3781	our $RELOAD_WATCHER; # used only during reload
3262		3782
3263	sub reload_perl() {	3783	sub reload_perl() {
3264	# doing reload synchronously and two reloads happen back-to-back,	3784	# doing reload synchronously and two reloads happen back-to-back,
3265	# coro crashes during coro_state_free->destroy here.	3785	# coro crashes during coro_state_free->destroy here.
3266		3786
3267	$RELOAD_WATCHER ||= Event->timer (	3787	$RELOAD_WATCHER ||= cf::async {
3268	reentrant => 0,	3788	Coro::AIO::aio_wait cache_extensions;
3269	after => 0,	3789
3270	data => WF_AUTOCANCEL,	3790	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3271	cb => sub {
3272	do_reload_perl;	3791	do_reload_perl;
3273	undef $RELOAD_WATCHER;	3792	undef $RELOAD_WATCHER;
3274	},	3793	};
3275	);	3794	};
3276	}	3795	}
3277		3796
3278	register_command "reload" => sub {	3797	register_command "reload" => sub {
3279	my ($who, $arg) = @_;	3798	my ($who, $arg) = @_;
3280		3799
3281	if ($who->flag (FLAG_WIZ)) {	3800	if ($who->flag (FLAG_WIZ)) {
3282	$who->message ("reloading server.");	3801	$who->message ("reloading server.");
		3802	async {
		3803	$Coro::current->{desc} = "perl_reload";
3283	async { reload_perl };	3804	reload_perl;
		3805	};
3284	}	3806	}
3285	};	3807	};
3286		3808
3287	unshift @INC, $LIBDIR;	3809	unshift @INC, $LIBDIR;
3288		3810
…		…
3290		3812
3291	our @WAIT_FOR_TICK;	3813	our @WAIT_FOR_TICK;
3292	our @WAIT_FOR_TICK_BEGIN;	3814	our @WAIT_FOR_TICK_BEGIN;
3293		3815
3294	sub wait_for_tick {	3816	sub wait_for_tick {
3295	return unless $TICK_WATCHER->is_active;
3296	return if $Coro::current == $Coro::main;	3817	return if tick_inhibit || $Coro::current == $Coro::main;
3297		3818
3298	my $signal = new Coro::Signal;	3819	my $signal = new Coro::Signal;
3299	push @WAIT_FOR_TICK, $signal;	3820	push @WAIT_FOR_TICK, $signal;
3300	$signal->wait;	3821	$signal->wait;
3301	}	3822	}
3302		3823
3303	sub wait_for_tick_begin {	3824	sub wait_for_tick_begin {
3304	return unless $TICK_WATCHER->is_active;
3305	return if $Coro::current == $Coro::main;	3825	return if tick_inhibit || $Coro::current == $Coro::main;
3306		3826
3307	my $signal = new Coro::Signal;	3827	my $signal = new Coro::Signal;
3308	push @WAIT_FOR_TICK_BEGIN, $signal;	3828	push @WAIT_FOR_TICK_BEGIN, $signal;
3309	$signal->wait;	3829	$signal->wait;
3310	}	3830	}
3311		3831
3312	my $min = 1e6;#d#	3832	sub tick {
3313	my $avg = 10;
3314	$TICK_WATCHER = Event->timer (
3315	reentrant => 0,
3316	parked => 1,
3317	prio => 0,
3318	at => $NEXT_TICK || $TICK,
3319	data => WF_AUTOCANCEL,
3320	cb => sub {
3321	if ($Coro::current != $Coro::main) {	3833	if ($Coro::current != $Coro::main) {
3322	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3834	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3323	unless ++$bug_warning > 10;	3835	unless ++$bug_warning > 10;
3324	return;	3836	return;
3325	}	3837	}
3326		3838
3327	$NOW = $tick_start = Event::time;
3328
3329	cf::server_tick; # one server iteration	3839	cf::server_tick; # one server iteration
3330		3840
3331	0 && sync_job {#d#	3841	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3332	for(1..10) {	3842	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3333	my $t = Event::time;	3843	Coro::async_pool {
3334	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3844	$Coro::current->{desc} = "runtime saver";
3335	or die;	3845	write_runtime_sync
3336		3846	or warn "ERROR: unable to write runtime file: $!";
3337	$map->width (50);
3338	$map->height (50);
3339	$map->alloc;
3340	$map->_load_objects ("/tmp/x.map", 1);
3341	my $t = Event::time - $t;
3342
3343	#next unless $t < 0.0013;#d#
3344	if ($t < $min) {
3345	$min = $t;
3346	}
3347	$avg = $avg * 0.99 + $t * 0.01;
3348	}
3349	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3350	exit 0;
3351	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3352	};	3847	};
		3848	}
3353		3849
3354	$RUNTIME += $TICK;
3355	$NEXT_TICK += $TICK;
3356
3357	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3358	$NEXT_RUNTIME_WRITE = $NOW + 10;
3359	Coro::async_pool {
3360	write_runtime
3361	or warn "ERROR: unable to write runtime file: $!";
3362	};
3363	}
3364
3365	# my $AFTER = Event::time;
3366	# warn $AFTER - $NOW;#d#
3367
3368	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3850	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3369	$sig->send;	3851	$sig->send;
3370	}	3852	}
3371	while (my $sig = shift @WAIT_FOR_TICK) {	3853	while (my $sig = shift @WAIT_FOR_TICK) {
3372	$sig->send;	3854	$sig->send;
3373	}	3855	}
3374		3856
3375	$NOW = Event::time;	3857	$LOAD = ($NOW - $TICK_START) / $TICK;
3376
3377	# if we are delayed by four ticks or more, skip them all
3378	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3379
3380	$TICK_WATCHER->at ($NEXT_TICK);
3381	$TICK_WATCHER->start;
3382
3383	$LOAD = ($NOW - $tick_start) / $TICK;
3384	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3858	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3385		3859
3386	_post_tick;	3860	if (0) {
3387		3861	if ($NEXT_TICK) {
3388		3862	my $jitter = $TICK_START - $NEXT_TICK;
		3863	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3864	warn "jitter $JITTER\n";#d#
		3865	}
3389	},	3866	}
3390	);	3867	}
3391		3868
3392	{	3869	{
3393	BDB::max_poll_time $TICK * 0.1;	3870	# configure BDB
3394	$BDB_POLL_WATCHER = Event->io (	3871
3395	reentrant => 0,
3396	fd => BDB::poll_fileno,
3397	poll => 'r',
3398	prio => 0,
3399	data => WF_AUTOCANCEL,
3400	cb => \&BDB::poll_cb,
3401	);
3402	BDB::min_parallel 8;	3872	BDB::min_parallel 8;
3403		3873	BDB::max_poll_reqs $TICK * 0.1;
3404	BDB::set_sync_prepare {	3874	$AnyEvent::BDB::WATCHER->priority (1);
3405	my $status;
3406	my $current = $Coro::current;
3407	(
3408	sub {
3409	$status = $!;
3410	$current->ready; undef $current;
3411	},
3412	sub {
3413	Coro::schedule while defined $current;
3414	$! = $status;
3415	},
3416	)
3417	};
3418		3875
3419	unless ($DB_ENV) {	3876	unless ($DB_ENV) {
3420	$DB_ENV = BDB::db_env_create;	3877	$DB_ENV = BDB::db_env_create;
		3878	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3879	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3880	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3881	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3882	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3421		3883
3422	cf::sync_job {	3884	cf::sync_job {
3423	eval {	3885	eval {
3424	BDB::db_env_open	3886	BDB::db_env_open
3425	$DB_ENV,	3887	$DB_ENV,
…		…
3427	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3889	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3428	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3890	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3429	0666;	3891	0666;
3430		3892
3431	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3893	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3432
3433	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3434	$DB_ENV->set_lk_detect;
3435	};	3894	};
3436		3895
3437	cf::cleanup "db_env_open(db): $@" if $@;	3896	cf::cleanup "db_env_open(db): $@" if $@;
3438	};	3897	};
3439	}	3898	}
		3899
		3900	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3901	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3902	};
		3903	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3904	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3905	};
		3906	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3907	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3908	};
3440	}	3909	}
3441		3910
3442	{	3911	{
		3912	# configure IO::AIO
		3913
3443	IO::AIO::min_parallel 8;	3914	IO::AIO::min_parallel 8;
3444
3445	undef $Coro::AIO::WATCHER;
3446	IO::AIO::max_poll_time $TICK * 0.1;	3915	IO::AIO::max_poll_time $TICK * 0.1;
3447	$AIO_POLL_WATCHER = Event->io (	3916	undef $AnyEvent::AIO::WATCHER;
3448	reentrant => 0,
3449	data => WF_AUTOCANCEL,
3450	fd => IO::AIO::poll_fileno,
3451	poll => 'r',
3452	prio => 6,
3453	cb => \&IO::AIO::poll_cb,
3454	);
3455	}	3917	}
3456		3918
3457	my $_log_backtrace;	3919	my $_log_backtrace;
3458		3920
3459	sub _log_backtrace {	3921	sub _log_backtrace {
…		…
3462	$msg =~ s/\n//;	3924	$msg =~ s/\n//;
3463		3925
3464	# limit the # of concurrent backtraces	3926	# limit the # of concurrent backtraces
3465	if ($_log_backtrace < 2) {	3927	if ($_log_backtrace < 2) {
3466	++$_log_backtrace;	3928	++$_log_backtrace;
		3929	my $perl_bt = Carp::longmess $msg;
3467	async {	3930	async {
		3931	$Coro::current->{desc} = "abt $msg";
		3932
3468	my @bt = fork_call {	3933	my @bt = fork_call {
3469	@addr = map { sprintf "%x", $_ } @addr;	3934	@addr = map { sprintf "%x", $_ } @addr;
3470	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3935	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3471	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3936	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3472	or die "addr2line: $!";	3937	or die "addr2line: $!";
…		…
3480	}	3945	}
3481		3946
3482	@funcs	3947	@funcs
3483	};	3948	};
3484		3949
3485	LOG llevInfo, "[ABT] $msg\n";	3950	LOG llevInfo, "[ABT] $perl_bt\n";
		3951	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3486	LOG llevInfo, "[ABT] $_\n" for @bt;	3952	LOG llevInfo, "[ABT] $_\n" for @bt;
3487	--$_log_backtrace;	3953	--$_log_backtrace;
3488	};	3954	};
3489	} else {	3955	} else {
3490	LOG llevInfo, "[ABT] $msg\n";	3956	LOG llevInfo, "[ABT] $msg\n";
3491	LOG llevInfo, "[ABT] [suppressed]\n";	3957	LOG llevInfo, "[ABT] [suppressed]\n";
3492	}	3958	}
3493	}	3959	}
3494		3960
3495	# load additional modules	3961	# load additional modules
3496	use cf::pod;	3962	require "cf/$_.pm" for @EXTRA_MODULES;
3497		3963
3498	END { cf::emergency_save }	3964	END { cf::emergency_save }
3499		3965
3500	1	3966	1
3501		3967

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