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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.326 by root, Tue Jul 31 17:33:15 2007 UTC vs.
Revision 1.466 by root, Thu Jan 8 03:03:24 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 3.61 ();	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;
		51	use Coro::Util ();
24		52
25	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
26	use BDB ();	54	use BDB ();
27	use Data::Dumper;	55	use Data::Dumper;
28	use Digest::MD5;	56	use Digest::MD5;
29	use Fcntl;	57	use Fcntl;
30	use YAML::Syck ();	58	use YAML ();
31	use IO::AIO 2.32 ();	59	use IO::AIO ();
32	use Time::HiRes;	60	use Time::HiRes;
33	use Compress::LZF;	61	use Compress::LZF;
34	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
35		65
36	# configure various modules to our taste	66	# configure various modules to our taste
37	#	67	#
38	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
39	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";
40	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
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		76
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	77	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		78
51	our %COMMAND = ();	79	our %COMMAND = ();
52	our %COMMAND_TIME = ();	80	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	83	our %EXTCMD = ();
56	our %EXTICMD = ();	84	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	85	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	86	our %EXT_MAP = (); # pluggable maps
59		87
60	our $RELOAD; # number of reloads so far	88	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	89	our @EVENT;
62		90
63	our $CONFDIR = confdir;	91	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	92	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	93	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	94	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	95	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	96	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	97	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	98	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	99	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	100	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	101	our $BDBDIR = "$LOCALDIR/db";
		102	our $PIDFILE = "$LOCALDIR/pid";
		103	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		104
		105	our %RESOURCE;
74		106
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	107	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	108	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	109	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	110	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		111
		112	our $BDB_DEADLOCK_WATCHER;
		113	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	114	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	115	our $DB_ENV;
		116
		117	our @EXTRA_MODULES = qw(pod mapscript);
85		118
86	our %CFG;	119	our %CFG;
87		120
88	our $UPTIME; $UPTIME ||= time;	121	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	122	our $RUNTIME;
		123	our $NOW;
90		124
91	our %PLAYER; # all users	125	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	126	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	127	our $LINK_MAP; # the special {link} map, which is always available
94		128
95	# used to convert map paths into valid unix filenames by replacing / by ∕	129	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	130	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		131
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	132	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	133	our $LOADAVG; # same thing, but with alpha-smoothing
		134	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	135	our $TICK_START; # for load detecting purposes
		136
		137	our @POST_INIT;
		138
		139	our $REATTACH_ON_RELOAD; # ste to true to force object reattach on reload (slow)
101		140
102	binmode STDOUT;	141	binmode STDOUT;
103	binmode STDERR;	142	binmode STDERR;
104		143
105	# read virtual server time, if available	144	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	145	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	146	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	147	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	148	$RUNTIME = <$fh> + 0.;
110	}	149	}
111		150
112	mkdir $_	151	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	152	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		197
159	The raw value load value from the last tick.	198	The raw value load value from the last tick.
160		199
161	=item %cf::CFG	200	=item %cf::CFG
162		201
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	202	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	203	from wherever your confdir points to.
165		204
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	205	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		206
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	207	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	225	$msg .= "\n"
187	unless $msg =~ /\n$/;	226	unless $msg =~ /\n$/;
188		227
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	228	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		229
191	utf8::encode $msg;
192	LOG llevError, $msg;	230	LOG llevError, $msg;
193	};	231	};
194	}	232	}
		233
		234	$Coro::State::DIEHOOK = sub {
		235	return unless $^S eq 0; # "eq", not "=="
		236
		237	if ($Coro::current == $Coro::main) {#d#
		238	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		239	return;#d#
		240	}#d#
		241
		242	# kill coroutine otherwise
		243	warn Carp::longmess $_[0];
		244	Coro::terminate
		245	};
		246
		247	$SIG{__DIE__} = sub { }; #d#?
195		248
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	249	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	250	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	251	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	252	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	259	for my $pkg (qw(
207	cf::global cf::attachable	260	cf::global cf::attachable
208	cf::object cf::object::player	261	cf::object cf::object::player
209	cf::client cf::player	262	cf::client cf::player
210	cf::arch cf::living	263	cf::arch cf::living
		264	cf::map cf::mapspace
211	cf::map cf::party cf::region	265	cf::party cf::region
212	)) {	266	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	267	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	268	}
216		269
217	$Event::DIED = sub {	270	$EV::DIED = sub {
218	warn "error in event callback: @_";	271	warn "error in event callback: @_";
219	};	272	};
220		273
221	#############################################################################	274	#############################################################################
222		275
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	298	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	299	$d
247	} || "[unable to dump $_[0]: '$@']";	300	} || "[unable to dump $_[0]: '$@']";
248	}	301	}
249		302
250	=item $ref = cf::from_json $json	303	=item $ref = cf::decode_json $json
251		304
252	Converts a JSON string into the corresponding perl data structure.	305	Converts a JSON string into the corresponding perl data structure.
253		306
254	=item $json = cf::to_json $ref	307	=item $json = cf::encode_json $ref
255		308
256	Converts a perl data structure into its JSON representation.	309	Converts a perl data structure into its JSON representation.
257		310
258	=cut	311	=cut
259		312
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	313	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		314
262	sub to_json ($) { $json_coder->encode ($_[0]) }	315	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	316	sub decode_json($) { $json_coder->decode ($_[0]) }
		317
		318	=item cf::post_init { BLOCK }
		319
		320	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		321	but I<before> the server starts ticking again.
		322
		323	The cdoeblock will have a single boolean argument to indicate whether this
		324	is a reload or not.
		325
		326	=cut
		327
		328	sub post_init(&) {
		329	push @POST_INIT, shift;
		330	}
264		331
265	=item cf::lock_wait $string	332	=item cf::lock_wait $string
266		333
267	Wait until the given lock is available. See cf::lock_acquire.	334	Wait until the given lock is available. See cf::lock_acquire.
268		335
269	=item my $lock = cf::lock_acquire $string	336	=item my $lock = cf::lock_acquire $string
270		337
271	Wait until the given lock is available and then acquires it and returns	338	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	339	a L<Guard> object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	340	for example when the coroutine gets canceled), the lock is automatically
274	returned.	341	returned.
275		342
		343	Locks are *not* recursive, locking from the same coro twice results in a
		344	deadlocked coro.
		345
276	Lock names should begin with a unique identifier (for example, cf::map::find	346	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	347	uses map_find and cf::map::load uses map_load).
278		348
279	=item $locked = cf::lock_active $string	349	=item $locked = cf::lock_active $string
280		350
281	Return true if the lock is currently active, i.e. somebody has locked it.	351	Return true if the lock is currently active, i.e. somebody has locked it.
282		352
283	=cut	353	=cut
284		354
285	our %LOCK;	355	our $LOCKS = new Coro::SemaphoreSet;
286		356
287	sub lock_wait($) {	357	sub lock_wait($) {
288	my ($key) = @_;	358	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	359	}
296		360
297	sub lock_acquire($) {	361	sub lock_acquire($) {
298	my ($key) = @_;	362	$LOCKS->guard ($_[0])
299
300	# wait, to be sure we are not locked
301	lock_wait $key;
302
303	$LOCK{$key} = [];
304
305	Coro::guard {
306	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };
308	}
309	}	363	}
310		364
311	sub lock_active($) {	365	sub lock_active($) {
312	my ($key) = @_;	366	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	367	}
316		368
317	sub freeze_mainloop {	369	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	370	tick_inhibit_inc;
319		371
320	my $guard = Coro::guard {	372	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	373	}
322	};	374
323	$TICK_WATCHER->stop;	375	=item cf::periodic $interval, $cb
324	$guard	376
		377	Like EV::periodic, but randomly selects a starting point so that the actions
		378	get spread over timer.
		379
		380	=cut
		381
		382	sub periodic($$) {
		383	my ($interval, $cb) = @_;
		384
		385	my $start = rand List::Util::min 180, $interval;
		386
		387	EV::periodic $start, $interval, 0, $cb
325	}	388	}
326		389
327	=item cf::get_slot $time[, $priority[, $name]]	390	=item cf::get_slot $time[, $priority[, $name]]
328		391
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	392	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	403	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	404	our $SLOT_QUEUE;
342		405
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	406	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	407	$SLOT_QUEUE = Coro::async {
		408	$Coro::current->desc ("timeslot manager");
		409
345	my $signal = new Coro::Signal;	410	my $signal = new Coro::Signal;
346		411
347	while () {	412	while () {
348	next_job:	413	next_job:
349	my $avail = cf::till_tick;	414	my $avail = cf::till_tick;
…		…
357	}	422	}
358	}	423	}
359	}	424	}
360		425
361	if (@SLOT_QUEUE) {	426	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	427	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	428	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	429	$signal->wait;
365	} else {	430	} else {
366	Coro::schedule;	431	Coro::schedule;
367	}	432	}
368	}	433	}
369	};	434	};
370		435
371	sub get_slot($;$$) {	436	sub get_slot($;$$) {
		437	return if tick_inhibit || $Coro::current == $Coro::main;
		438
372	my ($time, $pri, $name) = @_;	439	my ($time, $pri, $name) = @_;
373		440
374	$time = $TICK * .6 if $time > $TICK * .6;	441	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	442	my $sig = new Coro::Signal;
376		443
…		…
390		457
391	BEGIN { *async = \&Coro::async_pool }	458	BEGIN { *async = \&Coro::async_pool }
392		459
393	=item cf::sync_job { BLOCK }	460	=item cf::sync_job { BLOCK }
394		461
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	462	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	463	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	464	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	465	acceptable.
399		466
400	If it must be done, put the blocking parts into C<sync_job>. This will run	467	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	468	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		473
407	sub sync_job(&) {	474	sub sync_job(&) {
408	my ($job) = @_;	475	my ($job) = @_;
409		476
410	if ($Coro::current == $Coro::main) {	477	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	478	my $time = EV::time;
412		479
413	# this is the main coro, too bad, we have to block	480	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	481	# till the operation succeeds, freezing the server :/
415		482
416	# TODO: use suspend/resume instead	483	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	484
418	my $freeze_guard = freeze_mainloop;	485	my $freeze_guard = freeze_mainloop;
419		486
420	my $busy = 1;	487	my $busy = 1;
421	my @res;	488	my @res;
422		489
423	(async {	490	(async {
		491	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	492	@res = eval { $job->() };
425	warn $@ if $@;	493	warn $@ if $@;
426	undef $busy;	494	undef $busy;
427	})->prio (Coro::PRIO_MAX);	495	})->prio (Coro::PRIO_MAX);
428		496
429	while ($busy) {	497	while ($busy) {
430	Coro::cede or Event::one_event;	498	if (Coro::nready) {
		499	Coro::cede_notself;
		500	} else {
		501	EV::loop EV::LOOP_ONESHOT;
431	}	502	}
		503	}
432		504
433	$time = Event::time - $time;	505	my $time = EV::time - $time;
434		506
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	507	$TICK_START += $time; # do not account sync jobs to server load
439		508
440	wantarray ? @res : $res[0]	509	wantarray ? @res : $res[0]
441	} else {	510	} else {
442	# we are in another coroutine, how wonderful, everything just works	511	# we are in another coroutine, how wonderful, everything just works
443		512
…		…
468	=item fork_call { }, $args	537	=item fork_call { }, $args
469		538
470	Executes the given code block with the given arguments in a seperate	539	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	540	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	541	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	542	never block itself or use any form of event handling.
474		543
475	=cut	544	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		545
486	sub fork_call(&@) {	546	sub fork_call(&@) {
487	my ($cb, @args) = @_;	547	my ($cb, @args) = @_;
488		548
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	549	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	550	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	551	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		552
494	if (my $pid = fork) {	553	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	554	reset_signals;
508	local $SIG{__WARN__};	555	&$cb
509	local $SIG{__DIE__};	556	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		557
516	eval {	558	wantarray ? @res : $res[-1]
517	close $fh1;	559	}
518		560
519	my @res = eval { $cb->(@args) };	561	=item $coin = coin_from_name $name
520		562
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	563	=cut
522	close $fh2;
523	};
524		564
525	warn $@ if $@;	565	our %coin_alias = (
526	_exit 0;	566	"silver" => "silvercoin",
527	}	567	"silvercoin" => "silvercoin",
		568	"silvercoins" => "silvercoin",
		569	"gold" => "goldcoin",
		570	"goldcoin" => "goldcoin",
		571	"goldcoins" => "goldcoin",
		572	"platinum" => "platinacoin",
		573	"platinumcoin" => "platinacoin",
		574	"platinumcoins" => "platinacoin",
		575	"platina" => "platinacoin",
		576	"platinacoin" => "platinacoin",
		577	"platinacoins" => "platinacoin",
		578	"royalty" => "royalty",
		579	"royalties" => "royalty",
		580	);
		581
		582	sub coin_from_name($) {
		583	$coin_alias{$_[0]}
		584	? cf::arch::find $coin_alias{$_[0]}
		585	: undef
528	}	586	}
529		587
530	=item $value = cf::db_get $family => $key	588	=item $value = cf::db_get $family => $key
531		589
532	Returns a single value from the environment database.	590	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	592	=item cf::db_put $family => $key => $value
535		593
536	Stores the given C<$value> in the family. It can currently store binary	594	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	595	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		596
		597	=item $db = cf::db_table "name"
		598
		599	Create and/or open a new database table. The string must not be "db" and must be unique
		600	within each server.
		601
539	=cut	602	=cut
		603
		604	sub db_table($) {
		605	my ($name) = @_;
		606	my $db = BDB::db_create $DB_ENV;
		607
		608	eval {
		609	$db->set_flags (BDB::CHKSUM);
		610
		611	utf8::encode $name;
		612	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		613	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		614	cf::cleanup "db_open(db): $!" if $!;
		615	};
		616	cf::cleanup "db_open(db): $@" if $@;
		617
		618	$db
		619	}
540		620
541	our $DB;	621	our $DB;
542		622
543	sub db_init {	623	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	624	cf::sync_job {
548	eval {	625	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	626	};
558	}	627	}
559		628
560	sub db_get($$) {	629	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	630	my $key = "$_[0]/$_[1]";
562		631
…		…
612	if (1) {	681	if (1) {
613	$md5 =	682	$md5 =
614	join "\x00",	683	join "\x00",
615	$processversion,	684	$processversion,
616	map {	685	map {
617	Coro::cede;	686	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	687	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	688	} 0.. $#$src;
620		689
621		690
622	my $dbmd5 = db_get cache => "$id/md5";	691	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		729
661	#############################################################################	730	#############################################################################
662		731
663	=head2 ATTACHABLE OBJECTS	732	=head2 ATTACHABLE OBJECTS
664		733
665	Many objects in crossfire are so-called attachable objects. That means you can	734	Many objects in deliantra are so-called attachable objects. That means you can
666	attach callbacks/event handlers (a collection of which is called an "attachment")	735	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	736	to it. All such attachable objects support the following methods.
668		737
669	In the following description, CLASS can be any of C<global>, C<object>	738	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	739	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	740	Deliantra).
672		741
673	=over 4	742	=over 4
674		743
675	=item $attachable->attach ($attachment, key => $value...)	744	=item $attachable->attach ($attachment, key => $value...)
676		745
…		…
720	=item cf::CLASS::attachment $name, ...	789	=item cf::CLASS::attachment $name, ...
721		790
722	Register an attachment by C<$name> through which attachable objects of the	791	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	792	given CLASS can refer to this attachment.
724		793
725	Some classes such as crossfire maps and objects can specify attachments	794	Some classes such as deliantra maps and objects can specify attachments
726	that are attached at load/instantiate time, thus the need for a name.	795	that are attached at load/instantiate time, thus the need for a name.
727		796
728	These calls expect any number of the following handler/hook descriptions:	797	These calls expect any number of the following handler/hook descriptions:
729		798
730	=over 4	799	=over 4
…		…
958	}	1027	}
959		1028
960	0	1029	0
961	}	1030	}
962		1031
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1032	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1033
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1034	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1035
967	Generate an object-specific event with the given arguments.	1036	Generate an object-specific event with the given arguments.
968		1037
…		…
974		1043
975	=cut	1044	=cut
976		1045
977	#############################################################################	1046	#############################################################################
978	# object support	1047	# object support
979	#
980		1048
		1049	sub _object_equal($$);
		1050	sub _object_equal($$) {
		1051	my ($a, $b) = @_;
		1052
		1053	return 0 unless (ref $a) eq (ref $b);
		1054
		1055	if ("HASH" eq ref $a) {
		1056	my @ka = keys %$a;
		1057	my @kb = keys %$b;
		1058
		1059	return 0 if @ka != @kb;
		1060
		1061	for (0 .. $#ka) {
		1062	return 0 unless $ka[$_] eq $kb[$_];
		1063	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1064	}
		1065
		1066	} elsif ("ARRAY" eq ref $a) {
		1067
		1068	return 0 if @$a != @$b;
		1069
		1070	for (0 .. $#$a) {
		1071	return 0 unless _object_equal $a->[$_], $b->[$_];
		1072	}
		1073
		1074	} elsif ($a ne $b) {
		1075	return 0;
		1076	}
		1077
		1078	1
		1079	}
		1080
		1081	our $SLOW_MERGES;#d#
981	sub _can_merge {	1082	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1083	my ($ob1, $ob2) = @_;
983		1084
984	local $Storable::canonical = 1;	1085	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1086
988	$fob1 eq $fob2	1087	# we do the slow way here
		1088	return _object_equal $ob1, $ob2
989	}	1089	}
990		1090
991	sub reattach {	1091	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1092	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1093	my ($obj) = @_;
994		1094
		1095	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1096	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1097
997	my $registry = $obj->registry;	1098	my $registry = $obj->registry;
998		1099
999	@$registry = ();	1100	@$registry = ();
1000		1101
…		…
1015	cf::attachable->attach (	1116	cf::attachable->attach (
1016	prio => -1000000,	1117	prio => -1000000,
1017	on_instantiate => sub {	1118	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1119	my ($obj, $data) = @_;
1019		1120
1020	$data = from_json $data;	1121	$data = decode_json $data;
1021		1122
1022	for (@$data) {	1123	for (@$data) {
1023	my ($name, $args) = @$_;	1124	my ($name, $args) = @$_;
1024		1125
1025	$obj->attach ($name, %{$args || {} });	1126	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1142	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1143	my ($filename, $rdata, $objs) = @_;
1043		1144
1044	sync_job {	1145	sync_job {
1045	if (length $$rdata) {	1146	if (length $$rdata) {
		1147	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1148	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1149	$decname, length $$rdata, scalar @$objs;
1048		1150
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1151	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1152	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1153	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1154	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1155	aio_close $fh;
1054		1156
1055	if (@$objs) {	1157	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1158	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1159	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1160	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1161	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1162	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1163	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1164	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1165	}
1064	} else {	1166	} else {
1065	aio_unlink "$filename.pst";	1167	aio_unlink "$filename.pst";
1066	}	1168	}
1067		1169
1068	aio_rename "$filename~", $filename;	1170	aio_rename "$filename~", $filename;
		1171
		1172	$filename =~ s%/[^/]+$%%;
		1173	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1174	} else {
1070	warn "FATAL: $filename~: $!\n";	1175	warn "unable to save objects: $filename~: $!\n";
1071	}	1176	}
1072	} else {	1177	} else {
1073	aio_unlink $filename;	1178	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1075	}	1180	}
1076	}	1181	};
1077	}	1182	}
1078		1183
1079	sub object_freezer_as_string {	1184	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1185	my ($rdata, $objs) = @_;
1081		1186
…		…
1093	or return;	1198	or return;
1094		1199
1095	unless (aio_stat "$filename.pst") {	1200	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1201	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1202	or return;
		1203
1098	$av = eval { (Storable::thaw $av)->{objs} };	1204	my $st = eval { Coro::Storable::thaw $av };
		1205	$av = $st->{objs};
1099	}	1206	}
1100		1207
		1208	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1209	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1210	$decname, length $data, scalar @{$av || []};
		1211
1103	return ($data, $av);	1212	($data, $av)
1104	}	1213	}
1105		1214
1106	=head2 COMMAND CALLBACKS	1215	=head2 COMMAND CALLBACKS
1107		1216
1108	=over 4	1217	=over 4
…		…
1162	my ($name, $cb) = @_;	1271	my ($name, $cb) = @_;
1163		1272
1164	$EXTICMD{$name} = $cb;	1273	$EXTICMD{$name} = $cb;
1165	}	1274	}
1166		1275
		1276	use File::Glob ();
		1277
1167	cf::player->attach (	1278	cf::player->attach (
1168	on_command => sub {	1279	on_command => sub {
1169	my ($pl, $name, $params) = @_;	1280	my ($pl, $name, $params) = @_;
1170		1281
1171	my $cb = $COMMAND{$name}	1282	my $cb = $COMMAND{$name}
…		…
1186	my ($type, $reply, @payload) =	1297	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1298	"ARRAY" eq ref $msg
1188	? @$msg	1299	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1300	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1301
		1302	my @reply;
		1303
1191	if (my $cb = $EXTCMD{$type}) {	1304	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1305	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1306	}
		1307
		1308	$pl->ext_reply ($reply, @reply)
		1309	if $reply;
		1310
1197	} else {	1311	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1312	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1313	}
1200		1314
1201	cf::override;	1315	cf::override;
1202	},	1316	},
1203	);	1317	);
		1318
		1319	# "readahead" all extensions
		1320	sub cache_extensions {
		1321	my $grp = IO::AIO::aio_group;
		1322
		1323	add $grp IO::AIO::aio_readdir $LIBDIR, sub {
		1324	for (grep /\.ext$/, @{$_[0]}) {
		1325	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1326	}
		1327	};
		1328
		1329	$grp
		1330	}
1204		1331
1205	sub load_extensions {	1332	sub load_extensions {
1206	cf::sync_job {	1333	cf::sync_job {
1207	my %todo;	1334	my %todo;
1208		1335
…		…
1228		1355
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1356	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1357	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1358
1232	$ext{source} =	1359	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1360	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1361	. "#line 1 \"$path\"\n{\n"
1235	. $source	1362	. $source
1236	. "\n};\n1";	1363	. "\n};\n1";
1237		1364
1238	$todo{$base} = \%ext;	1365	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1381	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1382	: "$v->{base}: extension inactive.\n";
1256		1383
1257	if (exists $v->{meta}{mandatory}) {	1384	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1385	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1386	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1387	}
1262		1388
1263	warn $msg;	1389	warn $msg;
1264	}	1390	}
1265		1391
…		…
1279		1405
1280	=back	1406	=back
1281		1407
1282	=head2 CORE EXTENSIONS	1408	=head2 CORE EXTENSIONS
1283		1409
1284	Functions and methods that extend core crossfire objects.	1410	Functions and methods that extend core deliantra objects.
1285		1411
1286	=cut	1412	=cut
1287		1413
1288	package cf::player;	1414	package cf::player;
1289		1415
1290	use Coro::AIO;	1416	use Coro::AIO;
1291		1417
1292	=head3 cf::player	1418	=head3 cf::player
1293		1419
1294	=over 4	1420	=over 4
		1421
		1422	=item cf::player::num_playing
		1423
		1424	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1425
		1426	=cut
		1427
		1428	sub num_playing {
		1429	scalar grep
		1430	$_->ob->map
		1431	&& !$_->hidden
		1432	&& !$_->ob->flag (cf::FLAG_WIZ),
		1433	cf::player::list
		1434	}
1295		1435
1296	=item cf::player::find $login	1436	=item cf::player::find $login
1297		1437
1298	Returns the given player object, loading it if necessary (might block).	1438	Returns the given player object, loading it if necessary (might block).
1299		1439
…		…
1318		1458
1319	sub exists($) {	1459	sub exists($) {
1320	my ($login) = @_;	1460	my ($login) = @_;
1321		1461
1322	$cf::PLAYER{$login}	1462	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1463	or !aio_stat path $login
1324	}	1464	}
1325		1465
1326	sub find($) {	1466	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1467	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1468	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1475	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1476	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1477	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1478	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1479
1340	my $pl = load_pl path $login	1480	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1481	or return;
		1482
		1483	my $pl = cf::player::load_pl $f
		1484	or return;
		1485
		1486	local $cf::PLAYER_LOADING{$login} = $pl;
		1487	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1488	$cf::PLAYER{$login} = $pl
1343	}	1489	}
1344	}	1490	}
1345	}	1491	}
1346		1492
…		…
1355	return if $pl->{deny_save};	1501	return if $pl->{deny_save};
1356		1502
1357	aio_mkdir playerdir $pl, 0770;	1503	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1504	$pl->{last_save} = $cf::RUNTIME;
1359		1505
		1506	cf::get_slot 0.01;
		1507
1360	$pl->save_pl ($path);	1508	$pl->save_pl ($path);
1361	Coro::cede;	1509	cf::cede_to_tick;
1362	}	1510	}
1363		1511
1364	sub new($) {	1512	sub new($) {
1365	my ($login) = @_;	1513	my ($login) = @_;
1366		1514
…		…
1372	$cf::PLAYER{$login} = $self;	1520	$cf::PLAYER{$login} = $self;
1373		1521
1374	$self	1522	$self
1375	}	1523	}
1376		1524
		1525	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1526
		1527	=cut
		1528
		1529	sub send_msg {
		1530	my $ns = shift->ns
		1531	or return;
		1532	$ns->send_msg (@_);
		1533	}
		1534
1377	=item $pl->quit_character	1535	=item $pl->quit_character
1378		1536
1379	Nukes the player without looking back. If logged in, the connection will	1537	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1538	be destroyed. May block for a long time.
1381		1539
…		…
1385	my ($pl) = @_;	1543	my ($pl) = @_;
1386		1544
1387	my $name = $pl->ob->name;	1545	my $name = $pl->ob->name;
1388		1546
1389	$pl->{deny_save} = 1;	1547	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1548	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1549
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1550	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1551	$pl->deactivate;
		1552	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1553	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1554	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1555	$pl->ns->destroy if $pl->ns;
1396		1556
1397	my $path = playerdir $pl;	1557	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1558	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1594	or return [];
1435		1595
1436	my @logins;	1596	my @logins;
1437		1597
1438	for my $login (@$dirs) {	1598	for my $login (@$dirs) {
		1599	my $path = path $login;
		1600
		1601	# a .pst is a dead give-away for a valid player
		1602	# if no pst file found, open and chekc for blocked users
		1603	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1604	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1605	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1606	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1607	}
1442		1608
1443	utf8::decode $login;	1609	utf8::decode $login;
1444	push @logins, $login;	1610	push @logins, $login;
1445	}	1611	}
1446		1612
…		…
1473	}	1639	}
1474		1640
1475	\@paths	1641	\@paths
1476	}	1642	}
1477		1643
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1644	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1645
1480	Expand crossfire pod fragments into protocol xml.	1646	Expand deliantra pod fragments into protocol xml.
1481
1482	=cut
1483
1484	sub expand_cfpod {
1485	((my $self), (local $_)) = @_;
1486
1487	# escape & and <
1488	s/&/&amp;/g;
1489	s/(?<![BIUGH])</&lt;/g;
1490
1491	# this is buggy, it needs to properly take care of nested <'s
1492
1493	1 while
1494	# replace B<>, I<>, U<> etc.
1495	s/B<([^\>]*)>/<b>$1<\/b>/
1496	|| s/I<([^\>]*)>/<i>$1<\/i>/
1497	|| s/U<([^\>]*)>/<u>$1<\/u>/
1498	# replace G<male|female> tags
1499	|| s{G<([^>|]*)\|([^>]*)>}{
1500	$self->gender ? $2 : $1
1501	}ge
1502	# replace H<hint text>
1503	|| s{H<([^\>]*)>}
1504	{
1505	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1506	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1507	"")
1508	[$self->{hintmode}]
1509	}ge;
1510
1511	# create single paragraphs (very hackish)
1512	s/(?<=\S)\n(?=\w)/ /g;
1513
1514	# compress some whitespace
1515	s/\s+\n/\n/g; # ws line-ends
1516	s/\n\n+/\n/g; # double lines
1517	s/^\n+//; # beginning lines
1518	s/\n+$//; # ending lines
1519
1520	$_
1521	}
1522
1523	sub hintmode {
1524	$_[0]{hintmode} = $_[1] if @_ > 1;
1525	$_[0]{hintmode}
1526	}
1527		1647
1528	=item $player->ext_reply ($msgid, @msg)	1648	=item $player->ext_reply ($msgid, @msg)
1529		1649
1530	Sends an ext reply to the player.	1650	Sends an ext reply to the player.
1531		1651
1532	=cut	1652	=cut
1533		1653
1534	sub ext_reply($$@) {	1654	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1655	my ($self, $id, @msg) = @_;
1536		1656
1537	if ($self->ns->extcmd == 2) {	1657	$self->ns->ext_reply ($id, @msg)
1538	$self->send ("ext " . $self->ns->{json_coder}->encode (["reply-$id", @msg]));
1539	} elsif ($self->ns->extcmd == 1) {
1540	#TODO: version 1, remove
1541	unshift @msg, msgtype => "reply", msgid => $id;
1542	$self->send ("ext " . $self->ns->{json_coder}->encode ({@msg}));
1543	}
1544	}	1658	}
1545		1659
1546	=item $player->ext_msg ($type, @msg)	1660	=item $player->ext_msg ($type, @msg)
1547		1661
1548	Sends an ext event to the client.	1662	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1718	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1719	our $DEFAULT_RESET = 3000;
1606		1720
1607	sub generate_random_map {	1721	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1722	my ($self, $rmp) = @_;
		1723
		1724	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1725
1609	# mit "rum" bekleckern, nicht	1726	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1727	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1728	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1729	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1730	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1852
1736	# the temporary/swap location	1853	# the temporary/swap location
1737	sub save_path {	1854	sub save_path {
1738	my ($self) = @_;	1855	my ($self) = @_;
1739		1856
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1857	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1858	"$TMPDIR/$path.map"
1742	}	1859	}
1743		1860
1744	# the unique path, undef == no special unique path	1861	# the unique path, undef == no special unique path
1745	sub uniq_path {	1862	sub uniq_path {
1746	my ($self) = @_;	1863	my ($self) = @_;
1747		1864
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1865	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1866	"$UNIQUEDIR/$path"
1750	}
1751
1752	# and all this just because we cannot iterate over
1753	# all maps in C++...
1754	sub change_all_map_light {
1755	my ($change) = @_;
1756
1757	$_->change_map_light ($change)
1758	for grep $_->outdoor, values %cf::MAP;
1759	}	1867	}
1760		1868
1761	sub decay_objects {	1869	sub decay_objects {
1762	my ($self) = @_;	1870	my ($self) = @_;
1763		1871
…		…
1776		1884
1777	sub load_header_from($) {	1885	sub load_header_from($) {
1778	my ($self, $path) = @_;	1886	my ($self, $path) = @_;
1779		1887
1780	utf8::encode $path;	1888	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1889	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1890	or return;
		1891
		1892	$self->_load_header ($f)
		1893	or return;
		1894
		1895	local $MAP_LOADING{$self->{path}} = $self;
		1896	$f->resolve_delayed_derefs;
1786		1897
1787	$self->{load_path} = $path;	1898	$self->{load_path} = $path;
1788		1899
1789	1	1900	1
1790	}	1901	}
…		…
1844	sub find {	1955	sub find {
1845	my ($path, $origin) = @_;	1956	my ($path, $origin) = @_;
1846		1957
1847	$path = normalise $path, $origin && $origin->path;	1958	$path = normalise $path, $origin && $origin->path;
1848		1959
		1960	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	1961	my $guard2 = cf::lock_acquire "map_find:$path";
1850		1962
1851	$cf::MAP{$path} || do {	1963	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	1964	my $map = new_from_path cf::map $path
1854	or return;	1965	or return;
1855		1966
1856	$map->{last_save} = $cf::RUNTIME;	1967	$map->{last_save} = $cf::RUNTIME;
1857		1968
…		…
1859	or return;	1970	or return;
1860		1971
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1972	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	1973	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	1974	#$cf::WAIT_FOR_TICK->wait;
		1975	undef $guard2;
		1976	undef $guard1;
1864	$map->reset;	1977	$map->reset;
1865	undef $guard;
1866	return find $path;	1978	return find $path;
1867	}	1979	}
1868		1980
1869	$cf::MAP{$path} = $map	1981	$cf::MAP{$path} = $map
1870	}	1982	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	1991	local $self->{deny_reset} = 1; # loading can take a long time
1880		1992
1881	my $path = $self->{path};	1993	my $path = $self->{path};
1882		1994
1883	{	1995	{
1884	my $guard = cf::lock_acquire "map_load:$path";	1996	my $guard = cf::lock_acquire "map_data:$path";
1885		1997
		1998	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	1999	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2000
1888	$self->in_memory (cf::MAP_LOADING);	2001	$self->in_memory (cf::MAP_LOADING);
1889		2002
1890	$self->alloc;	2003	$self->alloc;
1891		2004
1892	$self->pre_load;	2005	$self->pre_load;
1893	Coro::cede;	2006	cf::cede_to_tick;
1894		2007
		2008	my $f = new_from_file cf::object::thawer $self->{load_path};
		2009	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2010	$self->_load_objects ($f)
1896	or return;	2011	or return;
1897		2012
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2013	$self->post_load_original
1899	if delete $self->{load_original};	2014	if delete $self->{load_original};
1900		2015
1901	if (my $uniq = $self->uniq_path) {	2016	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2017	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2018	unless (aio_stat $uniq) {
		2019	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2020	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2021	$self->_load_objects ($f);
		2022	$f->resolve_delayed_derefs;
		2023	}
1906	}	2024	}
1907	}	2025	}
1908		2026
1909	Coro::cede;	2027	$f->resolve_delayed_derefs;
		2028
		2029	cf::cede_to_tick;
1910	# now do the right thing for maps	2030	# now do the right thing for maps
1911	$self->link_multipart_objects;	2031	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2032	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2033	unless $self->difficulty;
1914	Coro::cede;	2034	cf::cede_to_tick;
1915		2035
1916	unless ($self->{deny_activate}) {	2036	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2037	$self->decay_objects;
1918	$self->fix_auto_apply;	2038	$self->fix_auto_apply;
1919	$self->update_buttons;	2039	$self->update_buttons;
1920	Coro::cede;	2040	cf::cede_to_tick;
1921	$self->set_darkness_map;
1922	Coro::cede;
1923	$self->activate;	2041	$self->activate;
1924	}	2042	}
1925		2043
1926	$self->{last_save} = $cf::RUNTIME;	2044	$self->{last_save} = $cf::RUNTIME;
1927	$self->last_access ($cf::RUNTIME);	2045	$self->last_access ($cf::RUNTIME);
1928		2046
1929	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1930	}	2048	}
1931		2049
1932	$self->post_load;	2050	$self->post_load;
1933	}	2051	}
1934		2052
…		…
1943		2061
1944	$self	2062	$self
1945	}	2063	}
1946		2064
1947	# find and load all maps in the 3x3 area around a map	2065	# find and load all maps in the 3x3 area around a map
1948	sub load_diag {	2066	sub load_neighbours {
1949	my ($map) = @_;	2067	my ($map) = @_;
1950		2068
1951	my @diag; # diagonal neighbours	2069	my @neigh; # diagonal neighbours
1952		2070
1953	for (0 .. 3) {	2071	for (0 .. 3) {
1954	my $neigh = $map->tile_path ($_)	2072	my $neigh = $map->tile_path ($_)
1955	or next;	2073	or next;
1956	$neigh = find $neigh, $map	2074	$neigh = find $neigh, $map
1957	or next;	2075	or next;
1958	$neigh->load;	2076	$neigh->load;
1959		2077
		2078	push @neigh,
1960	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1961	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1962	}	2081	}
1963		2082
1964	for (@diag) {	2083	for (grep defined $_->[0], @neigh) {
		2084	my ($path, $origin) = @$_;
1965	my $neigh = find @$_	2085	my $neigh = find $path, $origin
1966	or next;	2086	or next;
1967	$neigh->load;	2087	$neigh->load;
1968	}	2088	}
1969	}	2089	}
1970		2090
…		…
1975	}	2095	}
1976		2096
1977	sub do_load_sync {	2097	sub do_load_sync {
1978	my ($map) = @_;	2098	my ($map) = @_;
1979		2099
		2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2101	if $Coro::current == $Coro::main;
		2102
1980	cf::sync_job { $map->load };	2103	cf::sync_job { $map->load };
1981	}	2104	}
1982		2105
1983	our %MAP_PREFETCH;	2106	our %MAP_PREFETCH;
1984	our $MAP_PREFETCHER = undef;	2107	our $MAP_PREFETCHER = undef;
1985		2108
1986	sub find_async {	2109	sub find_async {
1987	my ($path, $origin) = @_;	2110	my ($path, $origin, $load) = @_;
1988		2111
1989	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
1990		2113
1991	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
1992	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1993	}	2116	}
1994		2117
1995	undef $MAP_PREFETCH{$path};	2118	$MAP_PREFETCH{$path} |= $load;
		2119
1996	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
1997	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
1998	for my $path (keys %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
1999	if (my $map = find $path) {	2125	if (my $map = find $k) {
2000	$map->load;	2126	$map->load if $v;
2001	}	2127	}
2002		2128
2003	delete $MAP_PREFETCH{$path};	2129	delete $MAP_PREFETCH{$k};
2004	}	2130	}
2005	}	2131	}
2006	undef $MAP_PREFETCHER;	2132	undef $MAP_PREFETCHER;
2007	};	2133	};
2008	$MAP_PREFETCHER->prio (6);	2134	$MAP_PREFETCHER->prio (6);
…		…
2011	}	2137	}
2012		2138
2013	sub save {	2139	sub save {
2014	my ($self) = @_;	2140	my ($self) = @_;
2015		2141
2016	my $lock = cf::lock_acquire "map_data:" . $self->path;	2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
2017		2143
2018	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
2019		2145
2020	return unless $self->dirty;	2146	return unless $self->dirty;
2021		2147
…		…
2027	return if $self->{deny_save};	2153	return if $self->{deny_save};
2028		2154
2029	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
2030		2156
2031	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
2032	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
2033	};	2160	};
		2161
		2162	cf::get_slot 0.02;
2034		2163
2035	if ($uniq) {	2164	if ($uniq) {
2036	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2037	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2038	} else {	2167	} else {
…		…
2044	my ($self) = @_;	2173	my ($self) = @_;
2045		2174
2046	# save first because save cedes	2175	# save first because save cedes
2047	$self->save;	2176	$self->save;
2048		2177
2049	my $lock = cf::lock_acquire "map_data:" . $self->path;	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
2050		2179
2051	return if $self->players;	2180	return if $self->players;
2052	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
2053	return if $self->{deny_save};	2182	return if $self->{deny_save};
2054		2183
		2184	$self->in_memory (cf::MAP_SWAPPED);
		2185
		2186	$self->deactivate;
		2187	$_->clear_links_to ($self) for values %cf::MAP;
2055	$self->clear;	2188	$self->clear;
2056	$self->in_memory (cf::MAP_SWAPPED);
2057	}	2189	}
2058		2190
2059	sub reset_at {	2191	sub reset_at {
2060	my ($self) = @_;	2192	my ($self) = @_;
2061		2193
…		…
2093	if $uniq;	2225	if $uniq;
2094	}	2226	}
2095		2227
2096	delete $cf::MAP{$self->path};	2228	delete $cf::MAP{$self->path};
2097		2229
		2230	$self->deactivate;
		2231	$_->clear_links_to ($self) for values %cf::MAP;
2098	$self->clear;	2232	$self->clear;
2099
2100	$_->clear_links_to ($self) for values %cf::MAP;
2101		2233
2102	$self->unlink_save;	2234	$self->unlink_save;
2103	$self->destroy;	2235	$self->destroy;
2104	}	2236	}
2105		2237
2106	my $nuke_counter = "aaaa";	2238	my $nuke_counter = "aaaa";
2107		2239
2108	sub nuke {	2240	sub nuke {
2109	my ($self) = @_;	2241	my ($self) = @_;
2110		2242
		2243	{
		2244	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2245
2111	delete $cf::MAP{$self->path};	2246	delete $cf::MAP{$self->path};
2112		2247
2113	$self->unlink_save;	2248	$self->unlink_save;
2114		2249
2115	bless $self, "cf::map";	2250	bless $self, "cf::map";
2116	delete $self->{deny_reset};	2251	delete $self->{deny_reset};
2117	$self->{deny_save} = 1;	2252	$self->{deny_save} = 1;
2118	$self->reset_timeout (1);	2253	$self->reset_timeout (1);
2119	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2120		2255
2121	$cf::MAP{$self->path} = $self;	2256	$cf::MAP{$self->path} = $self;
		2257	}
2122		2258
2123	$self->reset; # polite request, might not happen	2259	$self->reset; # polite request, might not happen
2124	}	2260	}
2125		2261
2126	=item $maps = cf::map::tmp_maps	2262	=item $maps = cf::map::tmp_maps
…		…
2168		2304
2169	sub unique_maps() {	2305	sub unique_maps() {
2170	[	2306	[
2171	map {	2307	map {
2172	utf8::decode $_;	2308	utf8::decode $_;
2173	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2174	? normalise $_	2312	: normalise $_
2175	: ()
2176	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2177	]	2314	]
2178	}	2315	}
2179		2316
2180	package cf;
2181
2182	=back	2317	=back
2183		2318
2184	=head3 cf::object	2319	=head3 cf::object
2185		2320
2186	=cut	2321	=cut
…		…
2189		2324
2190	=over 4	2325	=over 4
2191		2326
2192	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2193		2328
2194	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2195		2331
2196	=cut	2332	=cut
2197		2333
2198	sub inv_recursive_;	2334	sub inv_recursive_;
2199	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2202		2338
2203	sub inv_recursive {	2339	sub inv_recursive {
2204	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2205	}	2341	}
2206		2342
		2343	=item $ref = $ob->ref
		2344
		2345	Creates and returns a persistent reference to an object that can be stored as a string.
		2346
		2347	=item $ob = cf::object::deref ($refstring)
		2348
		2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2350	even if the object actually exists. May block.
		2351
		2352	=cut
		2353
		2354	sub deref {
		2355	my ($ref) = @_;
		2356
		2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2358	my ($uuid, $name) = ($1, $2);
		2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2360	or return;
		2361	$pl->ob->uuid eq $uuid
		2362	or return;
		2363
		2364	$pl->ob
		2365	} else {
		2366	warn "$ref: cannot resolve object reference\n";
		2367	undef
		2368	}
		2369	}
		2370
2207	package cf;	2371	package cf;
2208		2372
2209	=back	2373	=back
2210		2374
2211	=head3 cf::object::player	2375	=head3 cf::object::player
…		…
2217	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2381	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2218	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2219	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2220		2384
2221	=cut	2385	=cut
		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
2222		2400
2223	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2224	# with dialog boxes.	2402	# with dialog boxes.
2225	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2226	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
…		…
2238	my $dialog = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2239	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2240		2418
2241	} else {	2419	} else {
2242	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2243	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2244	}	2422	}
2245	}	2423	}
		2424	}
		2425
		2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2427
		2428	=cut
		2429
		2430	sub cf::object::send_msg {
		2431	my $pl = shift->contr
		2432	or return;
		2433	$pl->send_msg (@_);
2246	}	2434	}
2247		2435
2248	=item $player_object->may ("access")	2436	=item $player_object->may ("access")
2249		2437
2250	Returns wether the given player is authorized to access resource "access"	2438	Returns wether the given player is authorized to access resource "access"
…		…
2263		2451
2264	=item $player_object->enter_link	2452	=item $player_object->enter_link
2265		2453
2266	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2267		2455
2268	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2269	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2270		2460
2271	Will never block.	2461	Will never block.
2272		2462
2273	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2274		2464
…		…
2329	# use -1 or undef as default coordinates, not 0, 0	2519	# use -1 or undef as default coordinates, not 0, 0
2330	($x, $y) = ($map->enter_x, $map->enter_y)	2520	($x, $y) = ($map->enter_x, $map->enter_y)
2331	if $x <=0 && $y <= 0;	2521	if $x <=0 && $y <= 0;
2332		2522
2333	$map->load;	2523	$map->load;
2334	$map->load_diag;	2524	$map->load_neighbours;
2335		2525
2336	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2337	$self->activate_recursive;	2528	$self->activate_recursive;
2338		2529
2339	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2340	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2341	}	2532	}
…		…
2346	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2347	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2348	the new (success) or old (failed) map position. In either case, $done will	2539	the new (success) or old (failed) map position. In either case, $done will
2349	be called at the end of this process.	2540	be called at the end of this process.
2350		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
		2544
2351	=cut	2545	=cut
2352		2546
2353	our $GOTOGEN;	2547	our $GOTOGEN;
2354		2548
2355	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
…		…
2359	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2360		2554
2361	$self->enter_link;	2555	$self->enter_link;
2362		2556
2363	(async {	2557	(async {
		2558	$Coro::current->{desc} = "player::goto $path $x $y";
		2559
		2560	# *tag paths override both path and x|y
		2561	if ($path =~ /^\*(.*)$/) {
		2562	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2563	my $ob = $obs[rand @obs];
		2564
		2565	# see if we actually can go there
		2566	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2567	$ob = $obs[rand @obs];
		2568	} else {
		2569	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2570	}
		2571	# else put us there anyways for now #d#
		2572
		2573	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2574	} else {
		2575	($path, $x, $y) = (undef, undef, undef);
		2576	}
		2577	}
		2578
2364	my $map = eval {	2579	my $map = eval {
2365	my $map = cf::map::find $path;	2580	my $map = defined $path ? cf::map::find $path : undef;
2366		2581
2367	if ($map) {	2582	if ($map) {
2368	$map = $map->customise_for ($self);	2583	$map = $map->customise_for ($self);
2369	$map = $check->($map) if $check && $map;	2584	$map = $check->($map) if $check && $map;
2370	} else {	2585	} else {
2371	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2372	}	2587	}
2373		2588
2374	$map	2589	$map
2375	};	2590	};
2376		2591
…		…
2412	}	2627	}
2413		2628
2414	sub prepare_random_map {	2629	sub prepare_random_map {
2415	my ($exit) = @_;	2630	my ($exit) = @_;
2416		2631
2417	my $guard = cf::lock_acquire "exit_prepare:$exit";
2418
2419	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2420	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2421	# that depends on the exit object	2634	# that depends on the exit object
2422		2635
2423	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2425	if ($exit->map) {	2638	if ($exit->map) {
2426	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2427	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2428	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2429	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2430	}	2645	}
2431		2646
2432	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2433		2648
2434	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2435	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2436	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2437		2652
2438	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2439	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2440	undef $fh;	2655	undef $fh;
2441	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2442		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2443	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2444	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2445	}	2664	}
2446	}	2665	}
2447		2666
2448	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2449	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2450		2669
2451	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2452		2671
2453	if ($exit->slaying eq "/!") {
2454	#TODO: this should de-fi-ni-te-ly not be a sync-job
2455	# the problem is that $exit might not survive long enough
2456	# so it needs to be done right now, right here
2457	cf::sync_job { prepare_random_map $exit };
2458	}
2459
2460	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2461	my $hp = $exit->stats->hp;
2462	my $sp = $exit->stats->sp;
2463
2464	$self->enter_link;	2672	$self->enter_link;
2465		2673
2466	# if exit is damned, update players death & WoR home-position
2467	$self->contr->savebed ($slaying, $hp, $sp)
2468	if $exit->flag (FLAG_DAMNED);
2469
2470	(async {	2674	(async {
2471	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2472	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2473	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2474		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2475	1;	2698	1
2476	}) {	2699	}) {
2477	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2478	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2479	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2480	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2481		2704
2482	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2510	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2511	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2512		2735
2513	=cut	2736	=cut
2514		2737
		2738	# non-persistent channels (usually the info channel)
		2739	our %CHANNEL = (
		2740	"c/identify" => {
		2741	id => "infobox",
		2742	title => "Identify",
		2743	reply => undef,
		2744	tooltip => "Items recently identified",
		2745	},
		2746	"c/examine" => {
		2747	id => "infobox",
		2748	title => "Examine",
		2749	reply => undef,
		2750	tooltip => "Signs and other items you examined",
		2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
		2758	"c/lookat" => {
		2759	id => "infobox",
		2760	title => "Look",
		2761	reply => undef,
		2762	tooltip => "What you saw there",
		2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/statistics" => {
		2777	id => "infobox",
		2778	title => "Statistics",
		2779	reply => undef,
		2780	tooltip => "Shows your primary statistics",
		2781	},
		2782	"c/skills" => {
		2783	id => "infobox",
		2784	title => "Skills",
		2785	reply => undef,
		2786	tooltip => "Shows your experience per skill and item power",
		2787	},
		2788	"c/resistances" => {
		2789	id => "infobox",
		2790	title => "Resistances",
		2791	reply => undef,
		2792	tooltip => "Shows your resistances",
		2793	},
		2794	"c/pets" => {
		2795	id => "infobox",
		2796	title => "Pets",
		2797	reply => undef,
		2798	tooltip => "Shows information abotu your pets/a specific pet",
		2799	},
		2800	"c/uptime" => {
		2801	id => "infobox",
		2802	title => "Uptime",
		2803	reply => undef,
		2804	tooltip => "How long the server has been running since last restart",
		2805	},
		2806	"c/mapinfo" => {
		2807	id => "infobox",
		2808	title => "Map Info",
		2809	reply => undef,
		2810	tooltip => "Information related to the maps",
		2811	},
		2812	"c/party" => {
		2813	id => "party",
		2814	title => "Party",
		2815	reply => "gsay ",
		2816	tooltip => "Messages and chat related to your party",
		2817	},
		2818	"c/death" => {
		2819	id => "death",
		2820	title => "Death",
		2821	reply => undef,
		2822	tooltip => "Reason for and more info about your most recent death",
		2823	},
		2824	"c/say" => $SAY_CHANNEL,
		2825	"c/chat" => $CHAT_CHANNEL,
		2826	);
		2827
2515	sub cf::client::send_msg {	2828	sub cf::client::send_msg {
2516	my ($self, $channel, $msg, $color, @extra) = @_;	2829	my ($self, $channel, $msg, $color, @extra) = @_;
2517		2830
2518	$msg = $self->pl->expand_cfpod ($msg);	2831	$msg = $self->pl->expand_cfpod ($msg)
		2832	unless $color & cf::NDI_VERBATIM;
2519		2833
2520	$color &= cf::NDI_CLIENT_MASK; # just in case...	2834	$color &= cf::NDI_CLIENT_MASK; # just in case...
2521		2835
		2836	# check predefined channels, for the benefit of C
		2837	if ($CHANNEL{$channel}) {
		2838	$channel = $CHANNEL{$channel};
		2839
		2840	$self->ext_msg (channel_info => $channel);
		2841	$channel = $channel->{id};
		2842
2522	if (ref $channel) {	2843	} elsif (ref $channel) {
2523	# send meta info to client, if not yet sent	2844	# send meta info to client, if not yet sent
2524	unless (exists $self->{channel}{$channel->{id}}) {	2845	unless (exists $self->{channel}{$channel->{id}}) {
2525	$self->{channel}{$channel->{id}} = $channel;	2846	$self->{channel}{$channel->{id}} = $channel;
2526	$self->ext_msg (channel_info => $channel);	2847	$self->ext_msg (channel_info => $channel);
2527	}	2848	}
…		…
2529	$channel = $channel->{id};	2850	$channel = $channel->{id};
2530	}	2851	}
2531		2852
2532	return unless @extra || length $msg;	2853	return unless @extra || length $msg;
2533		2854
2534	if ($self->can_msg) {
2535	# default colour, mask it out	2855	# default colour, mask it out
2536	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2856	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2537	if $color & cf::NDI_DEF;	2857	if $color & cf::NDI_DEF;
2538		2858
2539	$self->send_packet ("msg " . $self->{json_coder}->encode (	2859	my $pkt = "msg "
		2860	. $self->{json_coder}->encode (
2540	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2861	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2541	} else {	2862	);
2542	if ($color >= 0) {
2543	# replace some tags by gcfclient-compatible ones
2544	for ($msg) {
2545	1 while
2546	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2547	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2548	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2549	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2550	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2551	}
2552		2863
2553	$color &= cf::NDI_COLOR_MASK;	2864	# try lzf for large packets
		2865	$pkt = "lzf " . Compress::LZF::compress $pkt
		2866	if 1024 <= length $pkt and $self->{can_lzf};
2554		2867
2555	if (0 && $msg =~ /\[/) {	2868	# split very large packets
2556	$self->send_packet ("drawextinfo $color 4 0 $msg")	2869	if (8192 < length $pkt and $self->{can_lzf}) {
2557	} else {	2870	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2558	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2871	$pkt = "frag";
2559	$self->send_packet ("drawinfo $color $msg")
2560	}
2561	}
2562	}	2872	}
		2873
		2874	$self->send_packet ($pkt);
2563	}	2875	}
2564		2876
2565	=item $client->ext_msg ($type, @msg)	2877	=item $client->ext_msg ($type, @msg)
2566		2878
2567	Sends an ext event to the client.	2879	Sends an ext event to the client.
…		…
2569	=cut	2881	=cut
2570		2882
2571	sub cf::client::ext_msg($$@) {	2883	sub cf::client::ext_msg($$@) {
2572	my ($self, $type, @msg) = @_;	2884	my ($self, $type, @msg) = @_;
2573		2885
2574	my $extcmd = $self->extcmd;
2575
2576	if ($extcmd == 2) {	2886	if ($self->extcmd == 2) {
2577	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2887	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2578	} elsif ($extcmd == 1) { # TODO: remove	2888	} elsif ($self->extcmd == 1) { # TODO: remove
2579	push @msg, msgtype => "event_$type";	2889	push @msg, msgtype => "event_$type";
		2890	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2891	}
		2892	}
		2893
		2894	=item $client->ext_reply ($msgid, @msg)
		2895
		2896	Sends an ext reply to the client.
		2897
		2898	=cut
		2899
		2900	sub cf::client::ext_reply($$@) {
		2901	my ($self, $id, @msg) = @_;
		2902
		2903	if ($self->extcmd == 2) {
		2904	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2905	} elsif ($self->extcmd == 1) {
		2906	#TODO: version 1, remove
		2907	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2908	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	2909	}
2582	}	2910	}
2583		2911
2584	=item $success = $client->query ($flags, "text", \&cb)	2912	=item $success = $client->query ($flags, "text", \&cb)
…		…
2646	my ($type, $reply, @payload) =	2974	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	2975	"ARRAY" eq ref $msg
2648	? @$msg	2976	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	2977	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		2978
		2979	my @reply;
		2980
2651	if (my $cb = $EXTICMD{$type}) {	2981	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	2982	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	2983	}
		2984
		2985	$ns->ext_reply ($reply, @reply)
		2986	if $reply;
		2987
2657	} else {	2988	} else {
2658	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2989	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2659	}	2990	}
2660		2991
2661	cf::override;	2992	cf::override;
…		…
2708	our $safe = new Safe "safe";	3039	our $safe = new Safe "safe";
2709	our $safe_hole = new Safe::Hole;	3040	our $safe_hole = new Safe::Hole;
2710		3041
2711	$SIG{FPE} = 'IGNORE';	3042	$SIG{FPE} = 'IGNORE';
2712		3043
2713	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3044	$safe->permit_only (Opcode::opset qw(
		3045	:base_core :base_mem :base_orig :base_math
		3046	grepstart grepwhile mapstart mapwhile
		3047	sort time
		3048	));
2714		3049
2715	# here we export the classes and methods available to script code	3050	# here we export the classes and methods available to script code
2716		3051
2717	=pod	3052	=pod
2718		3053
2719	The following functions and methods are available within a safe environment:	3054	The following functions and methods are available within a safe environment:
2720		3055
2721	cf::object	3056	cf::object
2722	contr pay_amount pay_player map x y force_find force_add	3057	contr pay_amount pay_player map x y force_find force_add destroy
2723	insert remove	3058	insert remove name archname title slaying race decrease split
		3059	value
2724		3060
2725	cf::object::player	3061	cf::object::player
2726	player	3062	player
2727		3063
2728	cf::player	3064	cf::player
…		…
2733		3069
2734	=cut	3070	=cut
2735		3071
2736	for (	3072	for (
2737	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3073	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2738	insert remove)],	3074	insert remove inv nrof name archname title slaying race
		3075	decrease split destroy change_exp value msg lore send_msg)],
2739	["cf::object::player" => qw(player)],	3076	["cf::object::player" => qw(player)],
2740	["cf::player" => qw(peaceful)],	3077	["cf::player" => qw(peaceful send_msg)],
2741	["cf::map" => qw(trigger)],	3078	["cf::map" => qw(trigger)],
2742	) {	3079	) {
2743	no strict 'refs';	3080	no strict 'refs';
2744	my ($pkg, @funs) = @$_;	3081	my ($pkg, @funs) = @$_;
2745	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3082	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2762	my ($code, %vars) = @_;	3099	my ($code, %vars) = @_;
2763		3100
2764	my $qcode = $code;	3101	my $qcode = $code;
2765	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3102	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2766	$qcode =~ s/\n/\\n/g;	3103	$qcode =~ s/\n/\\n/g;
		3104
		3105	%vars = (_dummy => 0) unless %vars;
2767		3106
2768	local $_;	3107	local $_;
2769	local @safe::cf::_safe_eval_args = values %vars;	3108	local @safe::cf::_safe_eval_args = values %vars;
2770		3109
2771	my $eval =	3110	my $eval =
…		…
2819	# the server's init and main functions	3158	# the server's init and main functions
2820		3159
2821	sub load_facedata($) {	3160	sub load_facedata($) {
2822	my ($path) = @_;	3161	my ($path) = @_;
2823		3162
		3163	# HACK to clear player env face cache, we need some signal framework
		3164	# for this (global event?)
		3165	%ext::player_env::MUSIC_FACE_CACHE = ();
		3166
		3167	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3168
2824	warn "loading facedata from $path\n";	3169	warn "loading facedata from $path\n";
2825		3170
2826	my $facedata;	3171	my $facedata;
2827	0 < aio_load $path, $facedata	3172	0 < aio_load $path, $facedata
2828	or die "$path: $!";	3173	or die "$path: $!";
…		…
2830	$facedata = Coro::Storable::thaw $facedata;	3175	$facedata = Coro::Storable::thaw $facedata;
2831		3176
2832	$facedata->{version} == 2	3177	$facedata->{version} == 2
2833	or cf::cleanup "$path: version mismatch, cannot proceed.";	3178	or cf::cleanup "$path: version mismatch, cannot proceed.";
2834		3179
		3180	# patch in the exptable
		3181	$facedata->{resource}{"res/exp_table"} = {
		3182	type => FT_RSRC,
		3183	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3184	};
		3185	cf::cede_to_tick;
		3186
2835	{	3187	{
2836	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
2837		3189
2838	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
2839	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
2840	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
2841	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
2842	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2843	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2844		3197
2845	cf::cede_to_tick;	3198	cf::cede_to_tick;
2846	}	3199	}
2847		3200
2848	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2849	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
2850	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
2851	or next;	3205	or next;
		3206
2852	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
2853	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
2854	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2855	} else {	3210	} else {
2856	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2873		3228
2874	{	3229	{
2875	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
2876	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
2877	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
2878	my $enc = JSON::XS->new->utf8->canonical;
2879
2880	my $soundconf = delete $res->{"res/sound.conf"};
2881		3233
2882	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
2883	my $meta = $enc->encode ({	3235	if (defined $info->{type}) {
2884	name => $name,
2885	%{ $info->{meta} || {} },
2886	});
2887
2888	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3237	my $data;
2889		3238
2890	if ($info->{type} & 1) {	3239	if ($info->{type} & 1) {
2891	# prepend meta info	3240	# prepend meta info
2892		3241
		3242	my $meta = $enc->encode ({
		3243	name => $name,
		3244	%{ $info->{meta} || {} },
		3245	});
		3246
2893	my $data = pack "(w/a*)*", $meta, $info->{data};	3247	$data = pack "(w/a*)*", $meta, $info->{data};
2894	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3248	} else {
		3249	$data = $info->{data};
		3250	}
2895		3251
2896	cf::face::set_data $idx, 0, $data, $chk;	3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3253	cf::face::set_type $idx, $info->{type};
2897	} else {	3254	} else {
2898	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3255	$RESOURCE{$name} = $info;
2899	}	3256	}
2900		3257
2901	cf::face::set_type $idx, $info->{type};
2902
2903	cf::cede_to_tick;	3258	cf::cede_to_tick;
2904	}	3259	}
2905
2906	if ($soundconf) {
2907	$soundconf = $enc->decode (delete $soundconf->{data});
2908
2909	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2910	my $sound = $soundconf->{compat}[$_]
2911	or next;
2912
2913	my $face = cf::face::find "sound/$sound->[1]";
2914	cf::sound::set $sound->[0] => $face;
2915	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2916	}
2917
2918	while (my ($k, $v) = each %{$soundconf->{event}}) {
2919	my $face = cf::face::find "sound/$v";
2920	cf::sound::set $k => $face;
2921	}
2922	}
2923	}	3260	}
		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2924		3263
2925	1	3264	1
2926	}	3265	}
		3266
		3267	cf::global->attach (on_resource_update => sub {
		3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3270
		3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3272	my $sound = $soundconf->{compat}[$_]
		3273	or next;
		3274
		3275	my $face = cf::face::find "sound/$sound->[1]";
		3276	cf::sound::set $sound->[0] => $face;
		3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3278	}
		3279
		3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3281	my $face = cf::face::find "sound/$v";
		3282	cf::sound::set $k => $face;
		3283	}
		3284	}
		3285	});
2927		3286
2928	register_exticmd fx_want => sub {	3287	register_exticmd fx_want => sub {
2929	my ($ns, $want) = @_;	3288	my ($ns, $want) = @_;
2930		3289
2931	while (my ($k, $v) = each %$want) {	3290	while (my ($k, $v) = each %$want) {
2932	$ns->fx_want ($k, $v);	3291	$ns->fx_want ($k, $v);
2933	}	3292	}
2934	};	3293	};
2935		3294
		3295	sub load_resource_file($) {
		3296	my $guard = lock_acquire "load_resource_file";
		3297
		3298	my $status = load_resource_file_ $_[0];
		3299	get_slot 0.1, 100;
		3300	cf::arch::commit_load;
		3301
		3302	$status
		3303	}
		3304
2936	sub reload_regions {	3305	sub reload_regions {
		3306	# HACK to clear player env face cache, we need some signal framework
		3307	# for this (global event?)
		3308	%ext::player_env::MUSIC_FACE_CACHE = ();
		3309
2937	load_resource_file "$MAPDIR/regions"	3310	load_resource_file "$MAPDIR/regions"
2938	or die "unable to load regions file\n";	3311	or die "unable to load regions file\n";
2939		3312
2940	for (cf::region::list) {	3313	for (cf::region::list) {
2941	$_->{match} = qr/$_->{match}/	3314	$_->{match} = qr/$_->{match}/
…		…
2949	}	3322	}
2950		3323
2951	sub reload_archetypes {	3324	sub reload_archetypes {
2952	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
2953	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
2954	#d# NEED to laod twice to resolve forward references
2955	# this really needs to be done in an extra post-pass
2956	# (which needs to be synchronous, so solve it differently)
2957	load_resource_file "$DATADIR/archetypes"
2958	or die "unable to load archetypes\n";
2959	}	3327	}
2960		3328
2961	sub reload_treasures {	3329	sub reload_treasures {
2962	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
2963	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
2964	}	3332	}
2965		3333
2966	sub reload_resources {	3334	sub reload_resources {
2967	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
2968		3336
		3337	reload_facedata;
		3338	reload_archetypes;
2969	reload_regions;	3339	reload_regions;
2970	reload_facedata;
2971	#reload_archetypes;#d#
2972	reload_archetypes;
2973	reload_treasures;	3340	reload_treasures;
2974		3341
2975	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
2976	}	3343	}
2977		3344
2978	sub init {	3345	sub reload_config {
2979	reload_resources;
2980	}
2981
2982	sub cfg_load {
2983	open my $fh, "<:utf8", "$CONFDIR/config"	3346	open my $fh, "<:utf8", "$CONFDIR/config"
2984	or return;	3347	or return;
2985		3348
2986	local $/;	3349	local $/;
2987	*CFG = YAML::Syck::Load <$fh>;	3350	*CFG = YAML::Load <$fh>;
2988		3351
2989	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3352	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2990		3353
2991	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3354	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2992	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3355	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2998	};	3361	};
2999	warn $@ if $@;	3362	warn $@ if $@;
3000	}	3363	}
3001	}	3364	}
3002		3365
		3366	sub pidfile() {
		3367	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3368	or die "$PIDFILE: $!";
		3369	flock $fh, &Fcntl::LOCK_EX
		3370	or die "$PIDFILE: flock: $!";
		3371	$fh
		3372	}
		3373
		3374	# make sure only one server instance is running at any one time
		3375	sub atomic {
		3376	my $fh = pidfile;
		3377
		3378	my $pid = <$fh>;
		3379	kill 9, $pid if $pid > 0;
		3380
		3381	seek $fh, 0, 0;
		3382	print $fh $$;
		3383	}
		3384
3003	sub main {	3385	sub main {
		3386	cf::init_globals; # initialise logging
		3387
		3388	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3389	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3390	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3391	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3392
		3393	cf::init_experience;
		3394	cf::init_anim;
		3395	cf::init_attackmess;
		3396	cf::init_dynamic;
		3397
		3398	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3399
3004	# we must not ever block the main coroutine	3400	# we must not ever block the main coroutine
3005	local $Coro::idle = sub {	3401	local $Coro::idle = sub {
3006	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3402	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
3007	(async {	3403	(async {
3008	Event::one_event;	3404	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3405	EV::loop EV::LOOP_ONESHOT;
3009	})->prio (Coro::PRIO_MAX);	3406	})->prio (Coro::PRIO_MAX);
3010	};	3407	};
3011		3408
3012	cfg_load;	3409	evthread_start IO::AIO::poll_fileno;
		3410
		3411	cf::sync_job {
		3412	reload_resources;
		3413	reload_config;
3013	db_init;	3414	db_init;
		3415
		3416	cf::load_settings;
		3417	cf::load_materials;
		3418	cf::init_uuid;
		3419	cf::init_signals;
		3420	cf::init_commands;
		3421	cf::init_skills;
		3422
		3423	cf::init_beforeplay;
		3424
		3425	atomic;
		3426
3014	load_extensions;	3427	load_extensions;
3015		3428
3016	$TICK_WATCHER->start;	3429	utime time, time, $RUNTIMEFILE;
		3430
		3431	# no (long-running) fork's whatsoever before this point(!)
		3432	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3433
		3434	(pop @POST_INIT)->(0) while @POST_INIT;
		3435	};
		3436
3017	Event::loop;	3437	EV::loop;
3018	}	3438	}
3019		3439
3020	#############################################################################	3440	#############################################################################
3021	# initialisation and cleanup	3441	# initialisation and cleanup
3022		3442
3023	# install some emergency cleanup handlers	3443	# install some emergency cleanup handlers
3024	BEGIN {	3444	BEGIN {
		3445	our %SIGWATCHER = ();
3025	for my $signal (qw(INT HUP TERM)) {	3446	for my $signal (qw(INT HUP TERM)) {
3026	Event->signal (	3447	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3027	reentrant => 0,
3028	data => WF_AUTOCANCEL,
3029	signal => $signal,
3030	prio => 0,
3031	cb => sub {
3032	cf::cleanup "SIG$signal";	3448	cf::cleanup "SIG$signal";
3033	},
3034	);	3449	};
3035	}	3450	}
3036	}	3451	}
3037		3452
3038	sub write_runtime {	3453	sub write_runtime_sync {
3039	my $runtime = "$LOCALDIR/runtime";
3040
3041	# first touch the runtime file to show we are still running:	3454	# first touch the runtime file to show we are still running:
3042	# the fsync below can take a very very long time.	3455	# the fsync below can take a very very long time.
3043		3456
3044	IO::AIO::aio_utime $runtime, undef, undef;	3457	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3045		3458
3046	my $guard = cf::lock_acquire "write_runtime";	3459	my $guard = cf::lock_acquire "write_runtime";
3047		3460
3048	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3461	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3049	or return;	3462	or return;
3050		3463
3051	my $value = $cf::RUNTIME + 90 + 10;	3464	my $value = $cf::RUNTIME + 90 + 10;
3052	# 10 is the runtime save interval, for a monotonic clock	3465	# 10 is the runtime save interval, for a monotonic clock
3053	# 60 allows for the watchdog to kill the server.	3466	# 60 allows for the watchdog to kill the server.
…		…
3063	aio_utime $fh, undef, undef;	3476	aio_utime $fh, undef, undef;
3064		3477
3065	close $fh	3478	close $fh
3066	or return;	3479	or return;
3067		3480
3068	aio_rename "$runtime~", $runtime	3481	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3069	and return;	3482	and return;
3070		3483
3071	warn "runtime file written.\n";	3484	warn "runtime file written.\n";
3072		3485
3073	1	3486	1
		3487	}
		3488
		3489	our $uuid_lock;
		3490	our $uuid_skip;
		3491
		3492	sub write_uuid_sync($) {
		3493	$uuid_skip ||= $_[0];
		3494
		3495	return if $uuid_lock;
		3496	local $uuid_lock = 1;
		3497
		3498	my $uuid = "$LOCALDIR/uuid";
		3499
		3500	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3501	or return;
		3502
		3503	my $value = uuid_seq uuid_cur;
		3504
		3505	unless ($value) {
		3506	warn "cowardly refusing to write zero uuid value!\n";
		3507	return;
		3508	}
		3509
		3510	my $value = uuid_str $value + $uuid_skip;
		3511	$uuid_skip = 0;
		3512
		3513	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3514	and return;
		3515
		3516	# always fsync - this file is important
		3517	aio_fsync $fh
		3518	and return;
		3519
		3520	close $fh
		3521	or return;
		3522
		3523	aio_rename "$uuid~", $uuid
		3524	and return;
		3525
		3526	warn "uuid file written ($value).\n";
		3527
		3528	1
		3529
		3530	}
		3531
		3532	sub write_uuid($$) {
		3533	my ($skip, $sync) = @_;
		3534
		3535	$sync ? write_uuid_sync $skip
		3536	: async { write_uuid_sync $skip };
3074	}	3537	}
3075		3538
3076	sub emergency_save() {	3539	sub emergency_save() {
3077	my $freeze_guard = cf::freeze_mainloop;	3540	my $freeze_guard = cf::freeze_mainloop;
3078		3541
3079	warn "enter emergency perl save\n";	3542	warn "emergency_perl_save: enter\n";
3080		3543
3081	cf::sync_job {	3544	cf::sync_job {
		3545	# this is a trade-off: we want to be very quick here, so
		3546	# save all maps without fsync, and later call a global sync
		3547	# (which in turn might be very very slow)
		3548	local $USE_FSYNC = 0;
		3549
3082	# use a peculiar iteration method to avoid tripping on perl	3550	# use a peculiar iteration method to avoid tripping on perl
3083	# refcount bugs in for. also avoids problems with players	3551	# refcount bugs in for. also avoids problems with players
3084	# and maps saved/destroyed asynchronously.	3552	# and maps saved/destroyed asynchronously.
3085	warn "begin emergency player save\n";	3553	warn "emergency_perl_save: begin player save\n";
3086	for my $login (keys %cf::PLAYER) {	3554	for my $login (keys %cf::PLAYER) {
3087	my $pl = $cf::PLAYER{$login} or next;	3555	my $pl = $cf::PLAYER{$login} or next;
3088	$pl->valid or next;	3556	$pl->valid or next;
		3557	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3089	$pl->save;	3558	$pl->save;
3090	}	3559	}
3091	warn "end emergency player save\n";	3560	warn "emergency_perl_save: end player save\n";
3092		3561
3093	warn "begin emergency map save\n";	3562	warn "emergency_perl_save: begin map save\n";
3094	for my $path (keys %cf::MAP) {	3563	for my $path (keys %cf::MAP) {
3095	my $map = $cf::MAP{$path} or next;	3564	my $map = $cf::MAP{$path} or next;
3096	$map->valid or next;	3565	$map->valid or next;
3097	$map->save;	3566	$map->save;
3098	}	3567	}
3099	warn "end emergency map save\n";	3568	warn "emergency_perl_save: end map save\n";
3100		3569
3101	warn "begin emergency database checkpoint\n";	3570	warn "emergency_perl_save: begin database checkpoint\n";
3102	BDB::db_env_txn_checkpoint $DB_ENV;	3571	BDB::db_env_txn_checkpoint $DB_ENV;
3103	warn "end emergency database checkpoint\n";	3572	warn "emergency_perl_save: end database checkpoint\n";
		3573
		3574	warn "emergency_perl_save: begin write uuid\n";
		3575	write_uuid_sync 1;
		3576	warn "emergency_perl_save: end write uuid\n";
3104	};	3577	};
3105		3578
		3579	warn "emergency_perl_save: starting sync()\n";
		3580	IO::AIO::aio_sync sub {
		3581	warn "emergency_perl_save: finished sync()\n";
		3582	};
		3583
3106	warn "leave emergency perl save\n";	3584	warn "emergency_perl_save: leave\n";
3107	}	3585	}
3108		3586
3109	sub post_cleanup {	3587	sub post_cleanup {
3110	my ($make_core) = @_;	3588	my ($make_core) = @_;
3111		3589
3112	warn Carp::longmess "post_cleanup backtrace"	3590	warn Carp::longmess "post_cleanup backtrace"
3113	if $make_core;	3591	if $make_core;
		3592
		3593	my $fh = pidfile;
		3594	unlink $PIDFILE if <$fh> == $$;
		3595	}
		3596
		3597	# a safer delete_package, copied from Symbol
		3598	sub clear_package($) {
		3599	my $pkg = shift;
		3600
		3601	# expand to full symbol table name if needed
		3602	unless ($pkg =~ /^main::.*::$/) {
		3603	$pkg = "main$pkg" if $pkg =~ /^::/;
		3604	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3605	$pkg .= '::' unless $pkg =~ /::$/;
		3606	}
		3607
		3608	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3609	my $stem_symtab = *{$stem}{HASH};
		3610
		3611	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3612	or return;
		3613
		3614	# clear all symbols
		3615	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3616	for my $name (keys %$leaf_symtab) {
		3617	_gv_clear *{"$pkg$name"};
		3618	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3619	}
		3620	warn "cleared package $pkg\n";#d#
3114	}	3621	}
3115		3622
3116	sub do_reload_perl() {	3623	sub do_reload_perl() {
3117	# can/must only be called in main	3624	# can/must only be called in main
3118	if ($Coro::current != $Coro::main) {	3625	if ($Coro::current != $Coro::main) {
3119	warn "can only reload from main coroutine";	3626	warn "can only reload from main coroutine";
3120	return;	3627	return;
3121	}	3628	}
3122		3629
		3630	return if $RELOAD++;
		3631
		3632	my $t1 = EV::time;
		3633
		3634	while ($RELOAD) {
3123	warn "reloading...";	3635	warn "reloading...";
3124		3636
3125	warn "entering sync_job";	3637	warn "entering sync_job";
3126		3638
3127	cf::sync_job {	3639	cf::sync_job {
3128	cf::write_runtime; # external watchdog should not bark	3640	cf::write_runtime_sync; # external watchdog should not bark
3129	cf::emergency_save;	3641	cf::emergency_save;
3130	cf::write_runtime; # external watchdog should not bark	3642	cf::write_runtime_sync; # external watchdog should not bark
3131		3643
3132	warn "syncing database to disk";	3644	warn "syncing database to disk";
3133	BDB::db_env_txn_checkpoint $DB_ENV;	3645	BDB::db_env_txn_checkpoint $DB_ENV;
3134		3646
3135	# if anything goes wrong in here, we should simply crash as we already saved	3647	# if anything goes wrong in here, we should simply crash as we already saved
3136		3648
3137	warn "cancelling all WF_AUTOCANCEL watchers";
3138	for (Event::all_watchers) {
3139	$_->cancel if $_->data & WF_AUTOCANCEL;
3140	}
3141
3142	warn "flushing outstanding aio requests";	3649	warn "flushing outstanding aio requests";
3143	for (;;) {
3144	BDB::flush;
3145	IO::AIO::flush;
3146	Coro::cede;
3147	last unless IO::AIO::nreqs || BDB::nreqs;	3650	while (IO::AIO::nreqs || BDB::nreqs) {
3148	warn "iterate...";	3651	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3149	}
3150
3151	++$RELOAD;
3152
3153	warn "cancelling all extension coros";
3154	$_->cancel for values %EXT_CORO;
3155	%EXT_CORO = ();
3156
3157	warn "removing commands";
3158	%COMMAND = ();
3159
3160	warn "removing ext/exti commands";
3161	%EXTCMD = ();
3162	%EXTICMD = ();
3163
3164	warn "unloading/nuking all extensions";
3165	for my $pkg (@EXTS) {
3166	warn "... unloading $pkg";
3167
3168	if (my $cb = $pkg->can ("unload")) {
3169	eval {
3170	$cb->($pkg);
3171	1
3172	} or warn "$pkg unloaded, but with errors: $@";
3173	}	3652	}
3174		3653
3175	warn "... nuking $pkg";	3654	warn "cancelling all extension coros";
3176	Symbol::delete_package $pkg;	3655	$_->cancel for values %EXT_CORO;
3177	}	3656	%EXT_CORO = ();
3178		3657
3179	warn "unloading all perl modules loaded from $LIBDIR";	3658	warn "removing commands";
3180	while (my ($k, $v) = each %INC) {	3659	%COMMAND = ();
3181	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3182		3660
		3661	warn "removing ext/exti commands";
		3662	%EXTCMD = ();
		3663	%EXTICMD = ();
		3664
		3665	warn "unloading/nuking all extensions";
		3666	for my $pkg (@EXTS) {
3183	warn "... unloading $k";	3667	warn "... unloading $pkg";
3184	delete $INC{$k};
3185		3668
3186	$k =~ s/\.pm$//;
3187	$k =~ s/\//::/g;
3188
3189	if (my $cb = $k->can ("unload_module")) {	3669	if (my $cb = $pkg->can ("unload")) {
		3670	eval {
3190	$cb->();	3671	$cb->($pkg);
		3672	1
		3673	} or warn "$pkg unloaded, but with errors: $@";
		3674	}
		3675
		3676	warn "... clearing $pkg";
		3677	clear_package $pkg;
3191	}	3678	}
3192		3679
3193	Symbol::delete_package $k;	3680	warn "unloading all perl modules loaded from $LIBDIR";
		3681	while (my ($k, $v) = each %INC) {
		3682	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3683
		3684	warn "... unloading $k";
		3685	delete $INC{$k};
		3686
		3687	$k =~ s/\.pm$//;
		3688	$k =~ s/\//::/g;
		3689
		3690	if (my $cb = $k->can ("unload_module")) {
		3691	$cb->();
		3692	}
		3693
		3694	clear_package $k;
3194	}	3695	}
3195		3696
3196	warn "getting rid of safe::, as good as possible";	3697	warn "getting rid of safe::, as good as possible";
3197	Symbol::delete_package "safe::$_"	3698	clear_package "safe::$_"
3198	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3699	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3199		3700
3200	warn "unloading cf.pm \"a bit\"";	3701	warn "unloading cf.pm \"a bit\"";
3201	delete $INC{"cf.pm"};	3702	delete $INC{"cf.pm"};
3202	delete $INC{"cf/pod.pm"};	3703	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3203		3704
3204	# don't, removes xs symbols, too,	3705	# don't, removes xs symbols, too,
3205	# and global variables created in xs	3706	# and global variables created in xs
3206	#Symbol::delete_package __PACKAGE__;	3707	#clear_package __PACKAGE__;
3207		3708
3208	warn "unload completed, starting to reload now";	3709	warn "unload completed, starting to reload now";
3209		3710
3210	warn "reloading cf.pm";	3711	warn "reloading cf.pm";
3211	require cf;	3712	require cf;
3212	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3713	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3213		3714
3214	warn "loading config and database again";	3715	warn "loading config and database again";
3215	cf::cfg_load;	3716	cf::reload_config;
3216		3717
3217	warn "loading extensions";	3718	warn "loading extensions";
3218	cf::load_extensions;	3719	cf::load_extensions;
3219		3720
		3721	if ($REATTACH_ON_RELOAD) {
3220	warn "reattaching attachments to objects/players";	3722	warn "reattaching attachments to objects/players";
3221	_global_reattach; # objects, sockets	3723	_global_reattach; # objects, sockets
3222	warn "reattaching attachments to maps";	3724	warn "reattaching attachments to maps";
3223	reattach $_ for values %MAP;	3725	reattach $_ for values %MAP;
3224	warn "reattaching attachments to players";	3726	warn "reattaching attachments to players";
3225	reattach $_ for values %PLAYER;	3727	reattach $_ for values %PLAYER;
		3728	}
3226		3729
		3730	warn "running post_init jobs";
		3731	(pop @POST_INIT)->(1) while @POST_INIT;
		3732
3227	warn "leaving sync_job";	3733	warn "leaving sync_job";
3228		3734
3229	1	3735	1
3230	} or do {	3736	} or do {
3231	warn $@;	3737	warn $@;
3232	warn "error while reloading, exiting.";	3738	cf::cleanup "error while reloading, exiting.";
3233	exit 1;
3234	};	3739	};
3235		3740
3236	warn "reloaded";	3741	warn "reloaded";
		3742	--$RELOAD;
		3743	}
		3744
		3745	$t1 = EV::time - $t1;
		3746	warn "reload completed in ${t1}s\n";
3237	};	3747	};
3238		3748
3239	our $RELOAD_WATCHER; # used only during reload	3749	our $RELOAD_WATCHER; # used only during reload
3240		3750
3241	sub reload_perl() {	3751	sub reload_perl() {
3242	# doing reload synchronously and two reloads happen back-to-back,	3752	# doing reload synchronously and two reloads happen back-to-back,
3243	# coro crashes during coro_state_free->destroy here.	3753	# coro crashes during coro_state_free->destroy here.
3244		3754
3245	$RELOAD_WATCHER ||= Event->timer (	3755	$RELOAD_WATCHER ||= cf::async {
3246	reentrant => 0,	3756	Coro::AIO::aio_wait cache_extensions;
3247	after => 0,	3757
3248	data => WF_AUTOCANCEL,	3758	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3249	cb => sub {
3250	do_reload_perl;	3759	do_reload_perl;
3251	undef $RELOAD_WATCHER;	3760	undef $RELOAD_WATCHER;
3252	},	3761	};
3253	);	3762	};
3254	}	3763	}
3255		3764
3256	register_command "reload" => sub {	3765	register_command "reload" => sub {
3257	my ($who, $arg) = @_;	3766	my ($who, $arg) = @_;
3258		3767
3259	if ($who->flag (FLAG_WIZ)) {	3768	if ($who->flag (FLAG_WIZ)) {
3260	$who->message ("reloading server.");	3769	$who->message ("reloading server.");
		3770	async {
		3771	$Coro::current->{desc} = "perl_reload";
3261	async { reload_perl };	3772	reload_perl;
		3773	};
3262	}	3774	}
3263	};	3775	};
3264		3776
3265	unshift @INC, $LIBDIR;	3777	unshift @INC, $LIBDIR;
3266		3778
…		…
3268		3780
3269	our @WAIT_FOR_TICK;	3781	our @WAIT_FOR_TICK;
3270	our @WAIT_FOR_TICK_BEGIN;	3782	our @WAIT_FOR_TICK_BEGIN;
3271		3783
3272	sub wait_for_tick {	3784	sub wait_for_tick {
3273	return unless $TICK_WATCHER->is_active;
3274	return if $Coro::current == $Coro::main;	3785	return if tick_inhibit || $Coro::current == $Coro::main;
3275		3786
3276	my $signal = new Coro::Signal;	3787	my $signal = new Coro::Signal;
3277	push @WAIT_FOR_TICK, $signal;	3788	push @WAIT_FOR_TICK, $signal;
3278	$signal->wait;	3789	$signal->wait;
3279	}	3790	}
3280		3791
3281	sub wait_for_tick_begin {	3792	sub wait_for_tick_begin {
3282	return unless $TICK_WATCHER->is_active;
3283	return if $Coro::current == $Coro::main;	3793	return if tick_inhibit || $Coro::current == $Coro::main;
3284		3794
3285	my $signal = new Coro::Signal;	3795	my $signal = new Coro::Signal;
3286	push @WAIT_FOR_TICK_BEGIN, $signal;	3796	push @WAIT_FOR_TICK_BEGIN, $signal;
3287	$signal->wait;	3797	$signal->wait;
3288	}	3798	}
3289		3799
3290	my $min = 1e6;#d#	3800	sub tick {
3291	my $avg = 10;
3292	$TICK_WATCHER = Event->timer (
3293	reentrant => 0,
3294	parked => 1,
3295	prio => 0,
3296	at => $NEXT_TICK || $TICK,
3297	data => WF_AUTOCANCEL,
3298	cb => sub {
3299	if ($Coro::current != $Coro::main) {	3801	if ($Coro::current != $Coro::main) {
3300	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3802	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3301	unless ++$bug_warning > 10;	3803	unless ++$bug_warning > 10;
3302	return;	3804	return;
3303	}	3805	}
3304		3806
3305	$NOW = $tick_start = Event::time;
3306
3307	cf::server_tick; # one server iteration	3807	cf::server_tick; # one server iteration
3308		3808
3309	0 && sync_job {#d#	3809	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3310	for(1..10) {	3810	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3311	my $t = Event::time;	3811	Coro::async_pool {
3312	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3812	$Coro::current->{desc} = "runtime saver";
3313	or die;	3813	write_runtime_sync
3314		3814	or warn "ERROR: unable to write runtime file: $!";
3315	$map->width (50);
3316	$map->height (50);
3317	$map->alloc;
3318	$map->_load_objects ("/tmp/x.map", 1);
3319	my $t = Event::time - $t;
3320
3321	#next unless $t < 0.0013;#d#
3322	if ($t < $min) {
3323	$min = $t;
3324	}
3325	$avg = $avg * 0.99 + $t * 0.01;
3326	}
3327	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3328	exit 0;
3329	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3330	};	3815	};
		3816	}
3331		3817
3332	$RUNTIME += $TICK;
3333	$NEXT_TICK += $TICK;
3334
3335	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3336	$NEXT_RUNTIME_WRITE = $NOW + 10;
3337	Coro::async_pool {
3338	write_runtime
3339	or warn "ERROR: unable to write runtime file: $!";
3340	};
3341	}
3342
3343	# my $AFTER = Event::time;
3344	# warn $AFTER - $NOW;#d#
3345
3346	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3818	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3347	$sig->send;	3819	$sig->send;
3348	}	3820	}
3349	while (my $sig = shift @WAIT_FOR_TICK) {	3821	while (my $sig = shift @WAIT_FOR_TICK) {
3350	$sig->send;	3822	$sig->send;
3351	}	3823	}
3352		3824
3353	$NOW = Event::time;	3825	$LOAD = ($NOW - $TICK_START) / $TICK;
3354
3355	# if we are delayed by four ticks or more, skip them all
3356	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3357
3358	$TICK_WATCHER->at ($NEXT_TICK);
3359	$TICK_WATCHER->start;
3360
3361	$LOAD = ($NOW - $tick_start) / $TICK;
3362	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3826	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3363		3827
3364	_post_tick;	3828	if (0) {
3365		3829	if ($NEXT_TICK) {
3366		3830	my $jitter = $TICK_START - $NEXT_TICK;
		3831	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3832	warn "jitter $JITTER\n";#d#
		3833	}
3367	},	3834	}
3368	);	3835	}
3369		3836
3370	{	3837	{
3371	BDB::max_poll_time $TICK * 0.1;	3838	# configure BDB
3372	$BDB_POLL_WATCHER = Event->io (	3839
3373	reentrant => 0,
3374	fd => BDB::poll_fileno,
3375	poll => 'r',
3376	prio => 0,
3377	data => WF_AUTOCANCEL,
3378	cb => \&BDB::poll_cb,
3379	);
3380	BDB::min_parallel 8;	3840	BDB::min_parallel 8;
3381		3841	BDB::max_poll_reqs $TICK * 0.1;
3382	BDB::set_sync_prepare {	3842	$AnyEvent::BDB::WATCHER->priority (1);
3383	my $status;
3384	my $current = $Coro::current;
3385	(
3386	sub {
3387	$status = $!;
3388	$current->ready; undef $current;
3389	},
3390	sub {
3391	Coro::schedule while defined $current;
3392	$! = $status;
3393	},
3394	)
3395	};
3396		3843
3397	unless ($DB_ENV) {	3844	unless ($DB_ENV) {
3398	$DB_ENV = BDB::db_env_create;	3845	$DB_ENV = BDB::db_env_create;
		3846	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3847	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3848	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3849	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3850	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3399		3851
3400	cf::sync_job {	3852	cf::sync_job {
3401	eval {	3853	eval {
3402	BDB::db_env_open	3854	BDB::db_env_open
3403	$DB_ENV,	3855	$DB_ENV,
…		…
3405	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3857	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3406	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3858	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3407	0666;	3859	0666;
3408		3860
3409	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3861	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3410
3411	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3412	$DB_ENV->set_lk_detect;
3413	};	3862	};
3414		3863
3415	cf::cleanup "db_env_open(db): $@" if $@;	3864	cf::cleanup "db_env_open(db): $@" if $@;
3416	};	3865	};
3417	}	3866	}
		3867
		3868	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3869	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3870	};
		3871	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3872	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3873	};
		3874	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3875	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3876	};
3418	}	3877	}
3419		3878
3420	{	3879	{
		3880	# configure IO::AIO
		3881
3421	IO::AIO::min_parallel 8;	3882	IO::AIO::min_parallel 8;
3422
3423	undef $Coro::AIO::WATCHER;
3424	IO::AIO::max_poll_time $TICK * 0.1;	3883	IO::AIO::max_poll_time $TICK * 0.1;
3425	$AIO_POLL_WATCHER = Event->io (	3884	undef $AnyEvent::AIO::WATCHER;
3426	reentrant => 0,
3427	data => WF_AUTOCANCEL,
3428	fd => IO::AIO::poll_fileno,
3429	poll => 'r',
3430	prio => 6,
3431	cb => \&IO::AIO::poll_cb,
3432	);
3433	}	3885	}
3434		3886
3435	my $_log_backtrace;	3887	my $_log_backtrace;
3436		3888
3437	sub _log_backtrace {	3889	sub _log_backtrace {
…		…
3440	$msg =~ s/\n//;	3892	$msg =~ s/\n//;
3441		3893
3442	# limit the # of concurrent backtraces	3894	# limit the # of concurrent backtraces
3443	if ($_log_backtrace < 2) {	3895	if ($_log_backtrace < 2) {
3444	++$_log_backtrace;	3896	++$_log_backtrace;
		3897	my $perl_bt = Carp::longmess $msg;
3445	async {	3898	async {
		3899	$Coro::current->{desc} = "abt $msg";
		3900
3446	my @bt = fork_call {	3901	my @bt = fork_call {
3447	@addr = map { sprintf "%x", $_ } @addr;	3902	@addr = map { sprintf "%x", $_ } @addr;
3448	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3903	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3449	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3904	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3450	or die "addr2line: $!";	3905	or die "addr2line: $!";
…		…
3458	}	3913	}
3459		3914
3460	@funcs	3915	@funcs
3461	};	3916	};
3462		3917
3463	LOG llevInfo, "[ABT] $msg\n";	3918	LOG llevInfo, "[ABT] $perl_bt\n";
		3919	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3464	LOG llevInfo, "[ABT] $_\n" for @bt;	3920	LOG llevInfo, "[ABT] $_\n" for @bt;
3465	--$_log_backtrace;	3921	--$_log_backtrace;
3466	};	3922	};
3467	} else {	3923	} else {
3468	LOG llevInfo, "[ABT] $msg\n";	3924	LOG llevInfo, "[ABT] $msg\n";
3469	LOG llevInfo, "[ABT] [suppressed]\n";	3925	LOG llevInfo, "[ABT] [suppressed]\n";
3470	}	3926	}
3471	}	3927	}
3472		3928
3473	# load additional modules	3929	# load additional modules
3474	use cf::pod;	3930	eval "use cf::$_" for @EXTRA_MODULES;
3475		3931
3476	END { cf::emergency_save }	3932	END { cf::emergency_save }
3477		3933
3478	1	3934	1
3479		3935

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