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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.319 by root, Tue Jul 24 15:56:45 2007 UTC vs.
Revision 1.475 by root, Tue Jul 21 06:17:00 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		76
42	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
43		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
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		79
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		81
51	our %COMMAND = ();	82	our %COMMAND = ();
52	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
55	our %EXTCMD = ();	86	our %EXTCMD = ();
56	our %EXTICMD = ();	87	our %EXTICMD = ();
57	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
58	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
59		90
60	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
61	our @EVENT;	92	our @EVENT;
62		93
63	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	95	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
74		109
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	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	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	112	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
82		114
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
85		121
86	our %CFG;	122	our %CFG;
87		123
88	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
90		127
91	our %PLAYER; # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
94		131
95	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		134
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
101		144
102	binmode STDOUT;	145	binmode STDOUT;
103	binmode STDERR;	146	binmode STDERR;
104		147
105	# read virtual server time, if available	148	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
110	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
111		156
112	mkdir $_	157	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
114		159
115	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
158		203
159	The raw value load value from the last tick.	204	The raw value load value from the last tick.
160		205
161	=item %cf::CFG	206	=item %cf::CFG
162		207
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	209	from wherever your confdir points to.
165		210
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		212
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	231	$msg .= "\n"
187	unless $msg =~ /\n$/;	232	unless $msg =~ /\n$/;
188		233
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	234	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		235
191	utf8::encode $msg;
192	LOG llevError, $msg;	236	LOG llevError, $msg;
193	};	237	};
194	}	238	}
		239
		240	$Coro::State::DIEHOOK = sub {
		241	return unless $^S eq 0; # "eq", not "=="
		242
		243	if ($Coro::current == $Coro::main) {#d#
		244	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		245	return;#d#
		246	}#d#
		247
		248	# kill coroutine otherwise
		249	warn Carp::longmess $_[0];
		250	Coro::terminate
		251	};
		252
		253	$SIG{__DIE__} = sub { }; #d#?
195		254
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	265	for my $pkg (qw(
207	cf::global cf::attachable	266	cf::global cf::attachable
208	cf::object cf::object::player	267	cf::object cf::object::player
209	cf::client cf::player	268	cf::client cf::player
210	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
211	cf::map cf::party cf::region	271	cf::party cf::region
212	)) {	272	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	274	}
216		275
217	$Event::DIED = sub {	276	$EV::DIED = sub {
218	warn "error in event callback: @_";	277	warn "error in event callback: @_";
219	};	278	};
220		279
221	#############################################################################	280	#############################################################################
222		281
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	304	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	305	$d
247	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
248	}	307	}
249		308
250	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
251		310
252	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
253		312
254	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
255		314
256	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
257		316
258	=cut	317	=cut
259		318
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		320
262	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	322	sub decode_json($) { $json_coder->decode ($_[0]) }
		323
		324	=item cf::post_init { BLOCK }
		325
		326	Execute the given codeblock, I<after> all extensions have been (re-)loaded,
		327	but I<before> the server starts ticking again.
		328
		329	The cdoeblock will have a single boolean argument to indicate whether this
		330	is a reload or not.
		331
		332	=cut
		333
		334	sub post_init(&) {
		335	push @POST_INIT, shift;
		336	}
264		337
265	=item cf::lock_wait $string	338	=item cf::lock_wait $string
266		339
267	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
268		341
269	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
270		343
271	Wait until the given lock is available and then acquires it and returns	344	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,	345	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	346	for example when the coroutine gets canceled), the lock is automatically
274	returned.	347	returned.
275		348
		349	Locks are *not* recursive, locking from the same coro twice results in a
		350	deadlocked coro.
		351
276	Lock names should begin with a unique identifier (for example, cf::map::find	352	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	353	uses map_find and cf::map::load uses map_load).
278		354
279	=item $locked = cf::lock_active $string	355	=item $locked = cf::lock_active $string
280		356
281	Return true if the lock is currently active, i.e. somebody has locked it.	357	Return true if the lock is currently active, i.e. somebody has locked it.
282		358
283	=cut	359	=cut
284		360
285	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
286		362
287	sub lock_wait($) {	363	sub lock_wait($) {
288	my ($key) = @_;	364	$LOCKS->wait ($_[0]);
289
290	# wait for lock, if any
291	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;
294	}
295	}	365	}
296		366
297	sub lock_acquire($) {	367	sub lock_acquire($) {
298	my ($key) = @_;	368	$LOCKS->guard ($_[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	}	369	}
310		370
311	sub lock_active($) {	371	sub lock_active($) {
312	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
313
314	! ! $LOCK{$key}
315	}	373	}
316		374
317	sub freeze_mainloop {	375	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
319		377
320	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
321	$TICK_WATCHER->start;	379	}
322	};	380
323	$TICK_WATCHER->stop;	381	=item cf::periodic $interval, $cb
324	$guard	382
		383	Like EV::periodic, but randomly selects a starting point so that the actions
		384	get spread over timer.
		385
		386	=cut
		387
		388	sub periodic($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
325	}	394	}
326		395
327	=item cf::get_slot $time[, $priority[, $name]]	396	=item cf::get_slot $time[, $priority[, $name]]
328		397
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	409	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	410	our $SLOT_QUEUE;
342		411
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	413	$SLOT_QUEUE = Coro::async {
		414	$Coro::current->desc ("timeslot manager");
		415
345	my $signal = new Coro::Signal;	416	my $signal = new Coro::Signal;
346		417
347	while () {	418	while () {
348	next_job:	419	next_job:
349	my $avail = cf::till_tick;	420	my $avail = cf::till_tick;
…		…
357	}	428	}
358	}	429	}
359	}	430	}
360		431
361	if (@SLOT_QUEUE) {	432	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	433	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	434	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	435	$signal->wait;
365	} else {	436	} else {
366	Coro::schedule;	437	Coro::schedule;
367	}	438	}
368	}	439	}
369	};	440	};
370		441
371	sub get_slot($;$$) {	442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
372	my ($time, $pri, $name) = @_;	445	my ($time, $pri, $name) = @_;
373		446
374	$time = $TICK * .6 if $time > $TICK * .6;	447	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	448	my $sig = new Coro::Signal;
376		449
…		…
390		463
391	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
392		465
393	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
394		467
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	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	469	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	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	471	acceptable.
399		472
400	If it must be done, put the blocking parts into C<sync_job>. This will run	473	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	474	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		479
407	sub sync_job(&) {	480	sub sync_job(&) {
408	my ($job) = @_;	481	my ($job) = @_;
409		482
410	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	484	my $time = EV::time;
412		485
413	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
415		488
416	# TODO: use suspend/resume instead	489	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	490
418	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
419		492
420	my $busy = 1;	493	my $busy = 1;
421	my @res;	494	my @res;
422		495
423	(async {	496	(async {
		497	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	498	@res = eval { $job->() };
425	warn $@ if $@;	499	warn $@ if $@;
426	undef $busy;	500	undef $busy;
427	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
428		502
429	while ($busy) {	503	while ($busy) {
430	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
431	}	508	}
		509	}
432		510
433	$time = Event::time - $time;	511	my $time = EV::time - $time;
434		512
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	513	$TICK_START += $time; # do not account sync jobs to server load
439		514
440	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
441	} else {	516	} else {
442	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
443		518
…		…
468	=item fork_call { }, $args	543	=item fork_call { }, $args
469		544
470	Executes the given code block with the given arguments in a seperate	545	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	547	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
474		549
475	=cut	550	=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		551
486	sub fork_call(&@) {	552	sub fork_call(&@) {
487	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
488		554
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	555	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	556	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	557	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		558
494	if (my $pid = fork) {	559	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;	560	reset_signals;
508	local $SIG{__WARN__};	561	&$cb
509	local $SIG{__DIE__};	562	}, @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		563
516	eval {	564	wantarray ? @res : $res[-1]
517	close $fh1;	565	}
518		566
519	my @res = eval { $cb->(@args) };	567	=item $coin = coin_from_name $name
520		568
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	569	=cut
522	close $fh2;
523	};
524		570
525	warn $@ if $@;	571	our %coin_alias = (
526	_exit 0;	572	"silver" => "silvercoin",
527	}	573	"silvercoin" => "silvercoin",
		574	"silvercoins" => "silvercoin",
		575	"gold" => "goldcoin",
		576	"goldcoin" => "goldcoin",
		577	"goldcoins" => "goldcoin",
		578	"platinum" => "platinacoin",
		579	"platinumcoin" => "platinacoin",
		580	"platinumcoins" => "platinacoin",
		581	"platina" => "platinacoin",
		582	"platinacoin" => "platinacoin",
		583	"platinacoins" => "platinacoin",
		584	"royalty" => "royalty",
		585	"royalties" => "royalty",
		586	);
		587
		588	sub coin_from_name($) {
		589	$coin_alias{$_[0]}
		590	? cf::arch::find $coin_alias{$_[0]}
		591	: undef
528	}	592	}
529		593
530	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
531		595
532	Returns a single value from the environment database.	596	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	598	=item cf::db_put $family => $key => $value
535		599
536	Stores the given C<$value> in the family. It can currently store binary	600	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).	601	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		602
		603	=item $db = cf::db_table "name"
		604
		605	Create and/or open a new database table. The string must not be "db" and must be unique
		606	within each server.
		607
539	=cut	608	=cut
		609
		610	sub db_table($) {
		611	my ($name) = @_;
		612	my $db = BDB::db_create $DB_ENV;
		613
		614	eval {
		615	$db->set_flags (BDB::CHKSUM);
		616
		617	utf8::encode $name;
		618	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		619	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		620	cf::cleanup "db_open(db): $!" if $!;
		621	};
		622	cf::cleanup "db_open(db): $@" if $@;
		623
		624	$db
		625	}
540		626
541	our $DB;	627	our $DB;
542		628
543	sub db_init {	629	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	630	cf::sync_job {
548	eval {	631	$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	}	632	};
558	}	633	}
559		634
560	sub db_get($$) {	635	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	636	my $key = "$_[0]/$_[1]";
562		637
…		…
612	if (1) {	687	if (1) {
613	$md5 =	688	$md5 =
614	join "\x00",	689	join "\x00",
615	$processversion,	690	$processversion,
616	map {	691	map {
617	Coro::cede;	692	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	693	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	694	} 0.. $#$src;
620		695
621		696
622	my $dbmd5 = db_get cache => "$id/md5";	697	my $dbmd5 = db_get cache => "$id/md5";
…		…
660		735
661	#############################################################################	736	#############################################################################
662		737
663	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
664		739
665	Many objects in crossfire are so-called attachable objects. That means you can	740	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")	741	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
668		743
669	In the following description, CLASS can be any of C<global>, C<object>	744	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	745	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	746	Deliantra).
672		747
673	=over 4	748	=over 4
674		749
675	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
676		751
…		…
720	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
721		796
722	Register an attachment by C<$name> through which attachable objects of the	797	Register an attachment by C<$name> through which attachable objects of the
723	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
724		799
725	Some classes such as crossfire maps and objects can specify attachments	800	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.	801	that are attached at load/instantiate time, thus the need for a name.
727		802
728	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
729		804
730	=over 4	805	=over 4
…		…
958	}	1033	}
959		1034
960	0	1035	0
961	}	1036	}
962		1037
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1039
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1041
967	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
968		1043
…		…
974		1049
975	=cut	1050	=cut
976		1051
977	#############################################################################	1052	#############################################################################
978	# object support	1053	# object support
979	#
980		1054
		1055	sub _object_equal($$);
		1056	sub _object_equal($$) {
		1057	my ($a, $b) = @_;
		1058
		1059	return 0 unless (ref $a) eq (ref $b);
		1060
		1061	if ("HASH" eq ref $a) {
		1062	my @ka = keys %$a;
		1063	my @kb = keys %$b;
		1064
		1065	return 0 if @ka != @kb;
		1066
		1067	for (0 .. $#ka) {
		1068	return 0 unless $ka[$_] eq $kb[$_];
		1069	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1070	}
		1071
		1072	} elsif ("ARRAY" eq ref $a) {
		1073
		1074	return 0 if @$a != @$b;
		1075
		1076	for (0 .. $#$a) {
		1077	return 0 unless _object_equal $a->[$_], $b->[$_];
		1078	}
		1079
		1080	} elsif ($a ne $b) {
		1081	return 0;
		1082	}
		1083
		1084	1
		1085	}
		1086
		1087	our $SLOW_MERGES;#d#
981	sub _can_merge {	1088	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1089	my ($ob1, $ob2) = @_;
983		1090
984	local $Storable::canonical = 1;	1091	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1092
988	$fob1 eq $fob2	1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
989	}	1095	}
990		1096
991	sub reattach {	1097	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1099	my ($obj) = @_;
994		1100
		1101	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1102	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1103
997	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
998		1105
999	@$registry = ();	1106	@$registry = ();
1000		1107
…		…
1015	cf::attachable->attach (	1122	cf::attachable->attach (
1016	prio => -1000000,	1123	prio => -1000000,
1017	on_instantiate => sub {	1124	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
1019		1126
1020	$data = from_json $data;	1127	$data = decode_json $data;
1021		1128
1022	for (@$data) {	1129	for (@$data) {
1023	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
1024		1131
1025	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1148	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1149	my ($filename, $rdata, $objs) = @_;
1043		1150
1044	sync_job {	1151	sync_job {
1045	if (length $$rdata) {	1152	if (length $$rdata) {
		1153	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1048		1156
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1160	if ($cf::USE_FSYNC) {
		1161	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1162	aio_fsync $fh;
		1163	}
1053	close $fh;	1164	aio_close $fh;
1054		1165
1055	if (@$objs) {	1166	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1167	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1171	if ($cf::USE_FSYNC) {
		1172	aio_sync_file_range $fh, 0, 0, IO::AIO::SYNC_FILE_RANGE_WAIT_BEFORE | IO::AIO::SYNC_FILE_RANGE_WRITE | IO::AIO::SYNC_FILE_RANGE_WAIT_AFTER;
		1173	aio_fsync $fh;
		1174	}
1061	close $fh;	1175	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1177	}
1064	} else {	1178	} else {
1065	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1066	}	1180	}
1067		1181
1068	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1069	} else {	1186	} else {
1070	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1071	}	1188	}
1072	} else {	1189	} else {
1073	aio_unlink $filename;	1190	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1075	}	1192	}
1076	}	1193	};
1077	}	1194	}
1078		1195
1079	sub object_freezer_as_string {	1196	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1197	my ($rdata, $objs) = @_;
1081		1198
…		…
1093	or return;	1210	or return;
1094		1211
1095	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1214	or return;
		1215
1098	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1099	}	1218	}
1100		1219
		1220	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
		1223
1103	return ($data, $av);	1224	($data, $av)
1104	}	1225	}
1105		1226
1106	=head2 COMMAND CALLBACKS	1227	=head2 COMMAND CALLBACKS
1107		1228
1108	=over 4	1229	=over 4
…		…
1162	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1163		1284
1164	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1165	}	1286	}
1166		1287
		1288	use File::Glob ();
		1289
1167	cf::player->attach (	1290	cf::player->attach (
1168	on_command => sub {	1291	on_command => sub {
1169	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1170		1293
1171	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1186	my ($type, $reply, @payload) =	1309	my ($type, $reply, @payload) =
1187	"ARRAY" eq ref $msg	1310	"ARRAY" eq ref $msg
1188	? @$msg	1311	? @$msg
1189	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1190		1313
		1314	my @reply;
		1315
1191	if (my $cb = $EXTCMD{$type}) {	1316	if (my $cb = $EXTCMD{$type}) {
1192	my @reply = $cb->($pl, @payload);	1317	@reply = $cb->($pl, @payload);
1193
1194	$pl->ext_reply ($reply, @reply)
1195	if $reply;
1196	}	1318	}
		1319
		1320	$pl->ext_reply ($reply, @reply)
		1321	if $reply;
		1322
1197	} else {	1323	} else {
1198	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1199	}	1325	}
1200		1326
1201	cf::override;	1327	cf::override;
1202	},	1328	},
1203	);	1329	);
		1330
		1331	# "readahead" all extensions
		1332	sub cache_extensions {
		1333	my $grp = IO::AIO::aio_group;
		1334
		1335	add $grp IO::AIO::aio_readdirx $LIBDIR, IO::AIO::READDIR_STAT_ORDER, sub {
		1336	for (grep /\.ext$/, @{$_[0]}) {
		1337	add $grp IO::AIO::aio_load "$LIBDIR/$_", my $data;
		1338	}
		1339	};
		1340
		1341	$grp
		1342	}
1204		1343
1205	sub load_extensions {	1344	sub load_extensions {
1206	cf::sync_job {	1345	cf::sync_job {
1207	my %todo;	1346	my %todo;
1208		1347
…		…
1228		1367
1229	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1230	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1231		1370
1232	$ext{source} =	1371	$ext{source} =
1233	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1234	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1235	. $source	1374	. $source
1236	. "\n};\n1";	1375	. "\n};\n1";
1237		1376
1238	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1254	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1255	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1256		1395
1257	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1258	warn $msg;	1397	warn $msg;
1259	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1260	exit 1;
1261	}	1399	}
1262		1400
1263	warn $msg;	1401	warn $msg;
1264	}	1402	}
1265		1403
…		…
1279		1417
1280	=back	1418	=back
1281		1419
1282	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1283		1421
1284	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1285		1423
1286	=cut	1424	=cut
1287		1425
1288	package cf::player;	1426	package cf::player;
1289		1427
1290	use Coro::AIO;	1428	use Coro::AIO;
1291		1429
1292	=head3 cf::player	1430	=head3 cf::player
1293		1431
1294	=over 4	1432	=over 4
		1433
		1434	=item cf::player::num_playing
		1435
		1436	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1437
		1438	=cut
		1439
		1440	sub num_playing {
		1441	scalar grep
		1442	$_->ob->map
		1443	&& !$_->hidden
		1444	&& !$_->ob->flag (cf::FLAG_WIZ),
		1445	cf::player::list
		1446	}
1295		1447
1296	=item cf::player::find $login	1448	=item cf::player::find $login
1297		1449
1298	Returns the given player object, loading it if necessary (might block).	1450	Returns the given player object, loading it if necessary (might block).
1299		1451
…		…
1318		1470
1319	sub exists($) {	1471	sub exists($) {
1320	my ($login) = @_;	1472	my ($login) = @_;
1321		1473
1322	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1323	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1324	}	1476	}
1325		1477
1326	sub find($) {	1478	sub find($) {
1327	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1328	my $login = $_[0];	1480	my $login = $_[0];
…		…
1335	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1487	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1336	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1488	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1337	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1489	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1338	aio_unlink +(playerdir $login) . "/$login.pl";	1490	aio_unlink +(playerdir $login) . "/$login.pl";
1339		1491
1340	my $pl = load_pl path $login	1492	my $f = new_from_file cf::object::thawer path $login
1341	or return;	1493	or return;
		1494
		1495	my $pl = cf::player::load_pl $f
		1496	or return;
		1497
		1498	local $cf::PLAYER_LOADING{$login} = $pl;
		1499	$f->resolve_delayed_derefs;
1342	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1343	}	1501	}
1344	}	1502	}
1345	}	1503	}
1346		1504
…		…
1355	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1356		1514
1357	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1358	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
1359		1517
		1518	cf::get_slot 0.01;
		1519
1360	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1361	Coro::cede;	1521	cf::cede_to_tick;
1362	}	1522	}
1363		1523
1364	sub new($) {	1524	sub new($) {
1365	my ($login) = @_;	1525	my ($login) = @_;
1366		1526
…		…
1372	$cf::PLAYER{$login} = $self;	1532	$cf::PLAYER{$login} = $self;
1373		1533
1374	$self	1534	$self
1375	}	1535	}
1376		1536
		1537	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1538
		1539	=cut
		1540
		1541	sub send_msg {
		1542	my $ns = shift->ns
		1543	or return;
		1544	$ns->send_msg (@_);
		1545	}
		1546
1377	=item $pl->quit_character	1547	=item $pl->quit_character
1378		1548
1379	Nukes the player without looking back. If logged in, the connection will	1549	Nukes the player without looking back. If logged in, the connection will
1380	be destroyed. May block for a long time.	1550	be destroyed. May block for a long time.
1381		1551
…		…
1385	my ($pl) = @_;	1555	my ($pl) = @_;
1386		1556
1387	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1388		1558
1389	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1390	$pl->password ("*"); # this should lock out the player until we nuked the dir	1560	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1391		1561
1392	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1393	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1394	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1395	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1396		1568
1397	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1398	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1434	or return [];	1606	or return [];
1435		1607
1436	my @logins;	1608	my @logins;
1437		1609
1438	for my $login (@$dirs) {	1610	for my $login (@$dirs) {
		1611	my $path = path $login;
		1612
		1613	# a .pst is a dead give-away for a valid player
		1614	# if no pst file found, open and chekc for blocked users
		1615	if (aio_stat "$path.pst") {
1439	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1440	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1441	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1619	}
1442		1620
1443	utf8::decode $login;	1621	utf8::decode $login;
1444	push @logins, $login;	1622	push @logins, $login;
1445	}	1623	}
1446		1624
…		…
1473	}	1651	}
1474		1652
1475	\@paths	1653	\@paths
1476	}	1654	}
1477		1655
1478	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1479		1657
1480	Expand crossfire pod fragments into protocol xml.	1658	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		1659
1528	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1529		1661
1530	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1531		1663
1532	=cut	1664	=cut
1533		1665
1534	sub ext_reply($$@) {	1666	sub ext_reply($$@) {
1535	my ($self, $id, @msg) = @_;	1667	my ($self, $id, @msg) = @_;
1536		1668
1537	if ($self->ns->extcmd == 2) {	1669	$self->ns->ext_reply ($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	}	1670	}
1545		1671
1546	=item $player->ext_msg ($type, @msg)	1672	=item $player->ext_msg ($type, @msg)
1547		1673
1548	Sends an ext event to the client.	1674	Sends an ext event to the client.
…		…
1604	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1605	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1606		1732
1607	sub generate_random_map {	1733	sub generate_random_map {
1608	my ($self, $rmp) = @_;	1734	my ($self, $rmp) = @_;
		1735
		1736	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1737
1609	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1610	$self->_create_random_map (	1739	$self->_create_random_map (
1611	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1612	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1613	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1735		1864
1736	# the temporary/swap location	1865	# the temporary/swap location
1737	sub save_path {	1866	sub save_path {
1738	my ($self) = @_;	1867	my ($self) = @_;
1739		1868
1740	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1741	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1742	}	1871	}
1743		1872
1744	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1745	sub uniq_path {	1874	sub uniq_path {
1746	my ($self) = @_;	1875	my ($self) = @_;
1747		1876
1748	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1749	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$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 $_->outdoor, values %cf::MAP;
1759	}	1879	}
1760		1880
1761	sub decay_objects {	1881	sub decay_objects {
1762	my ($self) = @_;	1882	my ($self) = @_;
1763		1883
…		…
1776		1896
1777	sub load_header_from($) {	1897	sub load_header_from($) {
1778	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1779		1899
1780	utf8::encode $path;	1900	utf8::encode $path;
1781	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1782	# or return;
1783
1784	$self->_load_header ($path)
1785	or return;	1902	or return;
		1903
		1904	$self->_load_header ($f)
		1905	or return;
		1906
		1907	local $MAP_LOADING{$self->{path}} = $self;
		1908	$f->resolve_delayed_derefs;
1786		1909
1787	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1788		1911
1789	1	1912	1
1790	}	1913	}
…		…
1844	sub find {	1967	sub find {
1845	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1846		1969
1847	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1848		1971
		1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1849	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1850		1974
1851	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1852	my $guard = cf::lock_acquire "map_find:$path";
1853	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1854	or return;	1977	or return;
1855		1978
1856	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1857		1980
…		…
1859	or return;	1982	or return;
1860		1983
1861	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1862	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1863	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
		1988	undef $guard1;
1864	$map->reset;	1989	$map->reset;
1865	undef $guard;
1866	return find $path;	1990	return find $path;
1867	}	1991	}
1868		1992
1869	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
1870	}	1994	}
…		…
1879	local $self->{deny_reset} = 1; # loading can take a long time	2003	local $self->{deny_reset} = 1; # loading can take a long time
1880		2004
1881	my $path = $self->{path};	2005	my $path = $self->{path};
1882		2006
1883	{	2007	{
1884	my $guard = cf::lock_acquire "map_load:$path";	2008	my $guard = cf::lock_acquire "map_data:$path";
1885		2009
		2010	return unless $self->valid;
1886	return if $self->in_memory != cf::MAP_SWAPPED;	2011	return unless $self->in_memory == cf::MAP_SWAPPED;
1887		2012
1888	$self->in_memory (cf::MAP_LOADING);	2013	$self->in_memory (cf::MAP_LOADING);
1889		2014
1890	$self->alloc;	2015	$self->alloc;
1891		2016
1892	$self->pre_load;	2017	$self->pre_load;
1893	Coro::cede;	2018	cf::cede_to_tick;
1894		2019
		2020	my $f = new_from_file cf::object::thawer $self->{load_path};
		2021	$f->skip_block;
1895	$self->_load_objects ($self->{load_path}, 1)	2022	$self->_load_objects ($f)
1896	or return;	2023	or return;
1897		2024
1898	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1899	if delete $self->{load_original};	2026	if delete $self->{load_original};
1900		2027
1901	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1902	utf8::encode $uniq;	2029	utf8::encode $uniq;
1903	if (aio_open $uniq, O_RDONLY, 0) {	2030	unless (aio_stat $uniq) {
		2031	if (my $f = new_from_file cf::object::thawer $uniq) {
1904	$self->clear_unique_items;	2032	$self->clear_unique_items;
1905	$self->_load_objects ($uniq, 0);	2033	$self->_load_objects ($f);
		2034	$f->resolve_delayed_derefs;
		2035	}
1906	}	2036	}
1907	}	2037	}
1908		2038
1909	Coro::cede;	2039	$f->resolve_delayed_derefs;
		2040
		2041	cf::cede_to_tick;
1910	# now do the right thing for maps	2042	# now do the right thing for maps
1911	$self->link_multipart_objects;	2043	$self->link_multipart_objects;
1912	$self->difficulty ($self->estimate_difficulty)	2044	$self->difficulty ($self->estimate_difficulty)
1913	unless $self->difficulty;	2045	unless $self->difficulty;
1914	Coro::cede;	2046	cf::cede_to_tick;
1915		2047
1916	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1917	$self->decay_objects;	2049	$self->decay_objects;
1918	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1919	$self->update_buttons;	2051	$self->update_buttons;
1920	Coro::cede;	2052	cf::cede_to_tick;
1921	$self->set_darkness_map;
1922	Coro::cede;
1923	$self->activate;	2053	$self->activate;
1924	}	2054	}
1925		2055
		2056	$self->{last_save} = $cf::RUNTIME;
		2057	$self->last_access ($cf::RUNTIME);
		2058
1926	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1927	}	2060	}
1928		2061
1929	$self->post_load;	2062	$self->post_load;
1930	}	2063	}
1931		2064
…		…
1940		2073
1941	$self	2074	$self
1942	}	2075	}
1943		2076
1944	# find and load all maps in the 3x3 area around a map	2077	# find and load all maps in the 3x3 area around a map
1945	sub load_diag {	2078	sub load_neighbours {
1946	my ($map) = @_;	2079	my ($map) = @_;
1947		2080
1948	my @diag; # diagonal neighbours	2081	my @neigh; # diagonal neighbours
1949		2082
1950	for (0 .. 3) {	2083	for (0 .. 3) {
1951	my $neigh = $map->tile_path ($_)	2084	my $neigh = $map->tile_path ($_)
1952	or next;	2085	or next;
1953	$neigh = find $neigh, $map	2086	$neigh = find $neigh, $map
1954	or next;	2087	or next;
1955	$neigh->load;	2088	$neigh->load;
1956		2089
		2090	push @neigh,
1957	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2091	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1958	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2092	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1959	}	2093	}
1960		2094
1961	for (@diag) {	2095	for (grep defined $_->[0], @neigh) {
		2096	my ($path, $origin) = @$_;
1962	my $neigh = find @$_	2097	my $neigh = find $path, $origin
1963	or next;	2098	or next;
1964	$neigh->load;	2099	$neigh->load;
1965	}	2100	}
1966	}	2101	}
1967		2102
…		…
1972	}	2107	}
1973		2108
1974	sub do_load_sync {	2109	sub do_load_sync {
1975	my ($map) = @_;	2110	my ($map) = @_;
1976		2111
		2112	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2113	if $Coro::current == $Coro::main;
		2114
1977	cf::sync_job { $map->load };	2115	cf::sync_job { $map->load };
1978	}	2116	}
1979		2117
1980	our %MAP_PREFETCH;	2118	our %MAP_PREFETCH;
1981	our $MAP_PREFETCHER = undef;	2119	our $MAP_PREFETCHER = undef;
1982		2120
1983	sub find_async {	2121	sub find_async {
1984	my ($path, $origin) = @_;	2122	my ($path, $origin, $load) = @_;
1985		2123
1986	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
1987		2125
1988	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
1989	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1990	}	2128	}
1991		2129
1992	undef $MAP_PREFETCH{$path};	2130	$MAP_PREFETCH{$path} |= $load;
		2131
1993	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
		2133	$Coro::current->{desc} = "map prefetcher";
		2134
1994	while (%MAP_PREFETCH) {	2135	while (%MAP_PREFETCH) {
1995	for my $path (keys %MAP_PREFETCH) {	2136	while (my ($k, $v) = each %MAP_PREFETCH) {
1996	if (my $map = find $path) {	2137	if (my $map = find $k) {
1997	$map->load;	2138	$map->load if $v;
1998	}	2139	}
1999		2140
2000	delete $MAP_PREFETCH{$path};	2141	delete $MAP_PREFETCH{$k};
2001	}	2142	}
2002	}	2143	}
2003	undef $MAP_PREFETCHER;	2144	undef $MAP_PREFETCHER;
2004	};	2145	};
2005	$MAP_PREFETCHER->prio (6);	2146	$MAP_PREFETCHER->prio (6);
…		…
2008	}	2149	}
2009		2150
2010	sub save {	2151	sub save {
2011	my ($self) = @_;	2152	my ($self) = @_;
2012		2153
2013	my $lock = cf::lock_acquire "map_data:" . $self->path;	2154	my $lock = cf::lock_acquire "map_data:$self->{path}";
2014		2155
2015	$self->{last_save} = $cf::RUNTIME;	2156	$self->{last_save} = $cf::RUNTIME;
2016		2157
2017	return unless $self->dirty;	2158	return unless $self->dirty;
2018		2159
…		…
2024	return if $self->{deny_save};	2165	return if $self->{deny_save};
2025		2166
2026	local $self->{last_access} = $self->last_access;#d#	2167	local $self->{last_access} = $self->last_access;#d#
2027		2168
2028	cf::async {	2169	cf::async {
		2170	$Coro::current->{desc} = "map player save";
2029	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2030	};	2172	};
		2173
		2174	cf::get_slot 0.02;
2031		2175
2032	if ($uniq) {	2176	if ($uniq) {
2033	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2034	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2035	} else {	2179	} else {
…		…
2041	my ($self) = @_;	2185	my ($self) = @_;
2042		2186
2043	# save first because save cedes	2187	# save first because save cedes
2044	$self->save;	2188	$self->save;
2045		2189
2046	my $lock = cf::lock_acquire "map_data:" . $self->path;	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2047		2191
2048	return if $self->players;	2192	return if $self->players;
2049	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2050	return if $self->{deny_save};	2194	return if $self->{deny_save};
2051		2195
		2196	$self->in_memory (cf::MAP_SWAPPED);
		2197
		2198	$self->deactivate;
		2199	$_->clear_links_to ($self) for values %cf::MAP;
2052	$self->clear;	2200	$self->clear;
2053	$self->in_memory (cf::MAP_SWAPPED);
2054	}	2201	}
2055		2202
2056	sub reset_at {	2203	sub reset_at {
2057	my ($self) = @_;	2204	my ($self) = @_;
2058		2205
…		…
2090	if $uniq;	2237	if $uniq;
2091	}	2238	}
2092		2239
2093	delete $cf::MAP{$self->path};	2240	delete $cf::MAP{$self->path};
2094		2241
		2242	$self->deactivate;
		2243	$_->clear_links_to ($self) for values %cf::MAP;
2095	$self->clear;	2244	$self->clear;
2096
2097	$_->clear_links_to ($self) for values %cf::MAP;
2098		2245
2099	$self->unlink_save;	2246	$self->unlink_save;
2100	$self->destroy;	2247	$self->destroy;
2101	}	2248	}
2102		2249
2103	my $nuke_counter = "aaaa";	2250	my $nuke_counter = "aaaa";
2104		2251
2105	sub nuke {	2252	sub nuke {
2106	my ($self) = @_;	2253	my ($self) = @_;
2107		2254
		2255	{
		2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2257
2108	delete $cf::MAP{$self->path};	2258	delete $cf::MAP{$self->path};
2109		2259
2110	$self->unlink_save;	2260	$self->unlink_save;
2111		2261
2112	bless $self, "cf::map";	2262	bless $self, "cf::map";
2113	delete $self->{deny_reset};	2263	delete $self->{deny_reset};
2114	$self->{deny_save} = 1;	2264	$self->{deny_save} = 1;
2115	$self->reset_timeout (1);	2265	$self->reset_timeout (1);
2116	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2266	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2117		2267
2118	$cf::MAP{$self->path} = $self;	2268	$cf::MAP{$self->path} = $self;
		2269	}
2119		2270
2120	$self->reset; # polite request, might not happen	2271	$self->reset; # polite request, might not happen
2121	}	2272	}
2122		2273
2123	=item $maps = cf::map::tmp_maps	2274	=item $maps = cf::map::tmp_maps
…		…
2165		2316
2166	sub unique_maps() {	2317	sub unique_maps() {
2167	[	2318	[
2168	map {	2319	map {
2169	utf8::decode $_;	2320	utf8::decode $_;
2170	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2171	? normalise $_	2324	: normalise $_
2172	: ()
2173	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2174	]	2326	]
2175	}	2327	}
2176		2328
2177	package cf;
2178
2179	=back	2329	=back
2180		2330
2181	=head3 cf::object	2331	=head3 cf::object
2182		2332
2183	=cut	2333	=cut
…		…
2186		2336
2187	=over 4	2337	=over 4
2188		2338
2189	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2190		2340
2191	Returns the inventory of the object _and_ their inventories, recursively.	2341	Returns the inventory of the object I<and> their inventories, recursively,
		2342	but I<not> the object itself.
2192		2343
2193	=cut	2344	=cut
2194		2345
2195	sub inv_recursive_;	2346	sub inv_recursive_;
2196	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2199		2350
2200	sub inv_recursive {	2351	sub inv_recursive {
2201	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2202	}	2353	}
2203		2354
		2355	=item $ref = $ob->ref
		2356
		2357	Creates and returns a persistent reference to an object that can be stored as a string.
		2358
		2359	=item $ob = cf::object::deref ($refstring)
		2360
		2361	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2362	even if the object actually exists. May block.
		2363
		2364	=cut
		2365
		2366	sub deref {
		2367	my ($ref) = @_;
		2368
		2369	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2370	my ($uuid, $name) = ($1, $2);
		2371	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2372	or return;
		2373	$pl->ob->uuid eq $uuid
		2374	or return;
		2375
		2376	$pl->ob
		2377	} else {
		2378	warn "$ref: cannot resolve object reference\n";
		2379	undef
		2380	}
		2381	}
		2382
2204	package cf;	2383	package cf;
2205		2384
2206	=back	2385	=back
2207		2386
2208	=head3 cf::object::player	2387	=head3 cf::object::player
…		…
2214	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2393	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2215	can be C<undef>. Does the right thing when the player is currently in a	2394	can be C<undef>. Does the right thing when the player is currently in a
2216	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2217		2396
2218	=cut	2397	=cut
		2398
		2399	our $SAY_CHANNEL = {
		2400	id => "say",
		2401	title => "Map",
		2402	reply => "say ",
		2403	tooltip => "Things said to and replied from NPCs near you and other players on the same map only.",
		2404	};
		2405
		2406	our $CHAT_CHANNEL = {
		2407	id => "chat",
		2408	title => "Chat",
		2409	reply => "chat ",
		2410	tooltip => "Player chat and shouts, global to the server.",
		2411	};
2219		2412
2220	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2221	# with dialog boxes.	2414	# with dialog boxes.
2222	#TODO: the first argument must go, split into a $npc->reply_to ( method	2415	#TODO: the first argument must go, split into a $npc->reply_to ( method
2223	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
…		…
2235	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2236	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2237		2430
2238	} else {	2431	} else {
2239	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2240	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2241	}	2434	}
2242	}	2435	}
		2436	}
		2437
		2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2439
		2440	=cut
		2441
		2442	sub cf::object::send_msg {
		2443	my $pl = shift->contr
		2444	or return;
		2445	$pl->send_msg (@_);
2243	}	2446	}
2244		2447
2245	=item $player_object->may ("access")	2448	=item $player_object->may ("access")
2246		2449
2247	Returns wether the given player is authorized to access resource "access"	2450	Returns wether the given player is authorized to access resource "access"
…		…
2260		2463
2261	=item $player_object->enter_link	2464	=item $player_object->enter_link
2262		2465
2263	Freezes the player and moves him/her to a special map (C<{link}>).	2466	Freezes the player and moves him/her to a special map (C<{link}>).
2264		2467
2265	The player should be reasonably safe there for short amounts of time. You	2468	The player should be reasonably safe there for short amounts of time (e.g.
2266	I<MUST> call C<leave_link> as soon as possible, though.	2469	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2470	though, as the palyer cannot control the character while it is on the link
		2471	map.
2267		2472
2268	Will never block.	2473	Will never block.
2269		2474
2270	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2271		2476
…		…
2326	# use -1 or undef as default coordinates, not 0, 0	2531	# use -1 or undef as default coordinates, not 0, 0
2327	($x, $y) = ($map->enter_x, $map->enter_y)	2532	($x, $y) = ($map->enter_x, $map->enter_y)
2328	if $x <=0 && $y <= 0;	2533	if $x <=0 && $y <= 0;
2329		2534
2330	$map->load;	2535	$map->load;
2331	$map->load_diag;	2536	$map->load_neighbours;
2332		2537
2333	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2334	$self->activate_recursive;	2540	$self->activate_recursive;
2335		2541
2336	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2337	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2338	}	2544	}
…		…
2343	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2344	that has to return the map if sucecssful, and then unfreezes the player on	2550	that has to return the map if sucecssful, and then unfreezes the player on
2345	the new (success) or old (failed) map position. In either case, $done will	2551	the new (success) or old (failed) map position. In either case, $done will
2346	be called at the end of this process.	2552	be called at the end of this process.
2347		2553
		2554	Note that $check will be called with a potentially non-loaded map, so if
		2555	it needs a loaded map it has to call C<< ->load >>.
		2556
2348	=cut	2557	=cut
2349		2558
2350	our $GOTOGEN;	2559	our $GOTOGEN;
2351		2560
2352	sub cf::object::player::goto {	2561	sub cf::object::player::goto {
…		…
2356	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2357		2566
2358	$self->enter_link;	2567	$self->enter_link;
2359		2568
2360	(async {	2569	(async {
		2570	$Coro::current->{desc} = "player::goto $path $x $y";
		2571
		2572	# *tag paths override both path and x|y
		2573	if ($path =~ /^\*(.*)$/) {
		2574	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2575	my $ob = $obs[rand @obs];
		2576
		2577	# see if we actually can go there
		2578	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2579	$ob = $obs[rand @obs];
		2580	} else {
		2581	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2582	}
		2583	# else put us there anyways for now #d#
		2584
		2585	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2586	} else {
		2587	($path, $x, $y) = (undef, undef, undef);
		2588	}
		2589	}
		2590
2361	my $map = eval {	2591	my $map = eval {
2362	my $map = cf::map::find $path;	2592	my $map = defined $path ? cf::map::find $path : undef;
2363		2593
2364	if ($map) {	2594	if ($map) {
2365	$map = $map->customise_for ($self);	2595	$map = $map->customise_for ($self);
2366	$map = $check->($map) if $check && $map;	2596	$map = $check->($map) if $check && $map;
2367	} else {	2597	} else {
2368	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2369	}	2599	}
2370		2600
2371	$map	2601	$map
2372	};	2602	};
2373		2603
…		…
2409	}	2639	}
2410		2640
2411	sub prepare_random_map {	2641	sub prepare_random_map {
2412	my ($exit) = @_;	2642	my ($exit) = @_;
2413		2643
2414	my $guard = cf::lock_acquire "exit_prepare:$exit";
2415
2416	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2417	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2418	# that depends on the exit object	2646	# that depends on the exit object
2419		2647
2420	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2422	if ($exit->map) {	2650	if ($exit->map) {
2423	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2424	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2425	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2426	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2427	}	2657	}
2428		2658
2429	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2430		2660
2431	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2432	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2433	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2434		2664
2435	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2436	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2437	undef $fh;	2667	undef $fh;
2438	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2439		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2440	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2441	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2442	}	2676	}
2443	}	2677	}
2444		2678
2445	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2446	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2447		2681
2448	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2449		2683
2450	if ($exit->slaying eq "/!") {
2451	#TODO: this should de-fi-ni-te-ly not be a sync-job
2452	# the problem is that $exit might not survive long enough
2453	# so it needs to be done right now, right here
2454	cf::sync_job { prepare_random_map $exit };
2455	}
2456
2457	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2458	my $hp = $exit->stats->hp;
2459	my $sp = $exit->stats->sp;
2460
2461	$self->enter_link;	2684	$self->enter_link;
2462		2685
2463	# if exit is damned, update players death & WoR home-position
2464	$self->contr->savebed ($slaying, $hp, $sp)
2465	if $exit->flag (FLAG_DAMNED);
2466
2467	(async {	2686	(async {
2468	$self->deactivate_recursive; # just to be sure	2687	$Coro::current->{desc} = "enter_exit";
		2688
2469	unless (eval {	2689	unless (eval {
		2690	$self->deactivate_recursive; # just to be sure
		2691
		2692	# random map handling
		2693	{
		2694	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2695
		2696	prepare_random_map $exit
		2697	if $exit->slaying eq "/!";
		2698	}
		2699
		2700	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2701	my $x = $exit->stats->hp;
		2702	my $y = $exit->stats->sp;
		2703
2470	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2471		2705
		2706	# if exit is damned, update players death & WoR home-position
		2707	$self->contr->savebed ($map, $x, $y)
		2708	if $exit->flag (cf::FLAG_DAMNED);
		2709
2472	1;	2710	1
2473	}) {	2711	}) {
2474	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2475	. "I'll try to bring you back to the map you were before. "	2713	. "I'll try to bring you back to the map you were before. "
2476	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2477	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2478		2716
2479	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2507	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2508	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2509		2747
2510	=cut	2748	=cut
2511		2749
		2750	# non-persistent channels (usually the info channel)
		2751	our %CHANNEL = (
		2752	"c/identify" => {
		2753	id => "infobox",
		2754	title => "Identify",
		2755	reply => undef,
		2756	tooltip => "Items recently identified",
		2757	},
		2758	"c/examine" => {
		2759	id => "infobox",
		2760	title => "Examine",
		2761	reply => undef,
		2762	tooltip => "Signs and other items you examined",
		2763	},
		2764	"c/book" => {
		2765	id => "infobox",
		2766	title => "Book",
		2767	reply => undef,
		2768	tooltip => "The contents of a note or book",
		2769	},
		2770	"c/lookat" => {
		2771	id => "infobox",
		2772	title => "Look",
		2773	reply => undef,
		2774	tooltip => "What you saw there",
		2775	},
		2776	"c/who" => {
		2777	id => "infobox",
		2778	title => "Players",
		2779	reply => undef,
		2780	tooltip => "Shows players who are currently online",
		2781	},
		2782	"c/body" => {
		2783	id => "infobox",
		2784	title => "Body Parts",
		2785	reply => undef,
		2786	tooltip => "Shows which body parts you posess and are available",
		2787	},
		2788	"c/statistics" => {
		2789	id => "infobox",
		2790	title => "Statistics",
		2791	reply => undef,
		2792	tooltip => "Shows your primary statistics",
		2793	},
		2794	"c/skills" => {
		2795	id => "infobox",
		2796	title => "Skills",
		2797	reply => undef,
		2798	tooltip => "Shows your experience per skill and item power",
		2799	},
		2800	"c/shopitems" => {
		2801	id => "infobox",
		2802	title => "Shop Items",
		2803	reply => undef,
		2804	tooltip => "Shows the items currently for sale in this shop",
		2805	},
		2806	"c/resistances" => {
		2807	id => "infobox",
		2808	title => "Resistances",
		2809	reply => undef,
		2810	tooltip => "Shows your resistances",
		2811	},
		2812	"c/pets" => {
		2813	id => "infobox",
		2814	title => "Pets",
		2815	reply => undef,
		2816	tooltip => "Shows information abotu your pets/a specific pet",
		2817	},
		2818	"c/perceiveself" => {
		2819	id => "infobox",
		2820	title => "Perceive Self",
		2821	reply => undef,
		2822	tooltip => "You gained detailed knowledge about yourself",
		2823	},
		2824	"c/uptime" => {
		2825	id => "infobox",
		2826	title => "Uptime",
		2827	reply => undef,
		2828	tooltip => "How long the server has been running since last restart",
		2829	},
		2830	"c/mapinfo" => {
		2831	id => "infobox",
		2832	title => "Map Info",
		2833	reply => undef,
		2834	tooltip => "Information related to the maps",
		2835	},
		2836	"c/party" => {
		2837	id => "party",
		2838	title => "Party",
		2839	reply => "gsay ",
		2840	tooltip => "Messages and chat related to your party",
		2841	},
		2842	"c/death" => {
		2843	id => "death",
		2844	title => "Death",
		2845	reply => undef,
		2846	tooltip => "Reason for and more info about your most recent death",
		2847	},
		2848	"c/say" => $SAY_CHANNEL,
		2849	"c/chat" => $CHAT_CHANNEL,
		2850	);
		2851
2512	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2513	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2514		2854
2515	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2516		2857
2517	$color &= ~cf::NDI_UNIQUE; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2518		2859
		2860	# check predefined channels, for the benefit of C
		2861	if ($CHANNEL{$channel}) {
		2862	$channel = $CHANNEL{$channel};
		2863
		2864	$self->ext_msg (channel_info => $channel);
		2865	$channel = $channel->{id};
		2866
2519	if (ref $channel) {	2867	} elsif (ref $channel) {
2520	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2521	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2522	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2523	$self->ext_msg (channel_info => $channel);	2871	$self->ext_msg (channel_info => $channel);
2524	}	2872	}
…		…
2526	$channel = $channel->{id};	2874	$channel = $channel->{id};
2527	}	2875	}
2528		2876
2529	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2530		2878
2531	if ($self->can_msg) {	2879	# default colour, mask it out
2532	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2533	} else {	2881	if $color & cf::NDI_DEF;
2534	# replace some tags by gcfclient-compatible ones
2535	for ($msg) {
2536	1 while
2537	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2538	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2539	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2540	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2541	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2542	}
2543		2882
2544	if ($color >= 0) {	2883	my $pkt = "msg "
2545	if (0 && $msg =~ /\[/) {	2884	. $self->{json_coder}->encode (
2546	$self->send_packet ("drawextinfo $color 4 0 $msg")	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2547	} else {	2886	);
2548	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2887
2549	$self->send_packet ("drawinfo $color $msg")	2888	# try lzf for large packets
2550	}	2889	$pkt = "lzf " . Compress::LZF::compress $pkt
2551	}	2890	if 1024 <= length $pkt and $self->{can_lzf};
		2891
		2892	# split very large packets
		2893	if (8192 < length $pkt and $self->{can_lzf}) {
		2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2895	$pkt = "frag";
2552	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2553	}	2899	}
2554		2900
2555	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2556		2902
2557	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2559	=cut	2905	=cut
2560		2906
2561	sub cf::client::ext_msg($$@) {	2907	sub cf::client::ext_msg($$@) {
2562	my ($self, $type, @msg) = @_;	2908	my ($self, $type, @msg) = @_;
2563		2909
2564	my $extcmd = $self->extcmd;
2565
2566	if ($extcmd == 2) {	2910	if ($self->extcmd == 2) {
2567	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2911	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2568	} elsif ($extcmd == 1) { # TODO: remove	2912	} elsif ($self->extcmd == 1) { # TODO: remove
2569	push @msg, msgtype => "event_$type";	2913	push @msg, msgtype => "event_$type";
		2914	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2915	}
		2916	}
		2917
		2918	=item $client->ext_reply ($msgid, @msg)
		2919
		2920	Sends an ext reply to the client.
		2921
		2922	=cut
		2923
		2924	sub cf::client::ext_reply($$@) {
		2925	my ($self, $id, @msg) = @_;
		2926
		2927	if ($self->extcmd == 2) {
		2928	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2929	} elsif ($self->extcmd == 1) {
		2930	#TODO: version 1, remove
		2931	unshift @msg, msgtype => "reply", msgid => $id;
2570	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2571	}	2933	}
2572	}	2934	}
2573		2935
2574	=item $success = $client->query ($flags, "text", \&cb)	2936	=item $success = $client->query ($flags, "text", \&cb)
…		…
2636	my ($type, $reply, @payload) =	2998	my ($type, $reply, @payload) =
2637	"ARRAY" eq ref $msg	2999	"ARRAY" eq ref $msg
2638	? @$msg	3000	? @$msg
2639	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3001	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2640		3002
		3003	my @reply;
		3004
2641	if (my $cb = $EXTICMD{$type}) {	3005	if (my $cb = $EXTICMD{$type}) {
2642	my @reply = $cb->($ns, @payload);	3006	@reply = $cb->($ns, @payload);
2643
2644	$ns->ext_reply ($reply, @reply)
2645	if $reply;
2646	}	3007	}
		3008
		3009	$ns->ext_reply ($reply, @reply)
		3010	if $reply;
		3011
2647	} else {	3012	} else {
2648	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	3013	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2649	}	3014	}
2650		3015
2651	cf::override;	3016	cf::override;
…		…
2698	our $safe = new Safe "safe";	3063	our $safe = new Safe "safe";
2699	our $safe_hole = new Safe::Hole;	3064	our $safe_hole = new Safe::Hole;
2700		3065
2701	$SIG{FPE} = 'IGNORE';	3066	$SIG{FPE} = 'IGNORE';
2702		3067
2703	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3068	$safe->permit_only (Opcode::opset qw(
		3069	:base_core :base_mem :base_orig :base_math
		3070	grepstart grepwhile mapstart mapwhile
		3071	sort time
		3072	));
2704		3073
2705	# here we export the classes and methods available to script code	3074	# here we export the classes and methods available to script code
2706		3075
2707	=pod	3076	=pod
2708		3077
2709	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2710		3079
2711	cf::object	3080	cf::object
2712	contr pay_amount pay_player map x y force_find force_add	3081	contr pay_amount pay_player map x y force_find force_add destroy
2713	insert remove	3082	insert remove name archname title slaying race decrease split
		3083	value
2714		3084
2715	cf::object::player	3085	cf::object::player
2716	player	3086	player
2717		3087
2718	cf::player	3088	cf::player
…		…
2723		3093
2724	=cut	3094	=cut
2725		3095
2726	for (	3096	for (
2727	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3097	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2728	insert remove)],	3098	insert remove inv nrof name archname title slaying race
		3099	decrease split destroy change_exp value msg lore send_msg)],
2729	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2730	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2731	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2732	) {	3103	) {
2733	no strict 'refs';	3104	no strict 'refs';
2734	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2735	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2752	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2753		3124
2754	my $qcode = $code;	3125	my $qcode = $code;
2755	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2756	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2757		3130
2758	local $_;	3131	local $_;
2759	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2760		3133
2761	my $eval =	3134	my $eval =
…		…
2809	# the server's init and main functions	3182	# the server's init and main functions
2810		3183
2811	sub load_facedata($) {	3184	sub load_facedata($) {
2812	my ($path) = @_;	3185	my ($path) = @_;
2813		3186
		3187	# HACK to clear player env face cache, we need some signal framework
		3188	# for this (global event?)
		3189	%ext::player_env::MUSIC_FACE_CACHE = ();
		3190
		3191	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3192
2814	warn "loading facedata from $path\n";	3193	warn "loading facedata from $path\n";
2815		3194
2816	my $facedata;	3195	my $facedata;
2817	0 < aio_load $path, $facedata	3196	0 < aio_load $path, $facedata
2818	or die "$path: $!";	3197	or die "$path: $!";
…		…
2820	$facedata = Coro::Storable::thaw $facedata;	3199	$facedata = Coro::Storable::thaw $facedata;
2821		3200
2822	$facedata->{version} == 2	3201	$facedata->{version} == 2
2823	or cf::cleanup "$path: version mismatch, cannot proceed.";	3202	or cf::cleanup "$path: version mismatch, cannot proceed.";
2824		3203
		3204	# patch in the exptable
		3205	$facedata->{resource}{"res/exp_table"} = {
		3206	type => FT_RSRC,
		3207	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3208	};
		3209	cf::cede_to_tick;
		3210
2825	{	3211	{
2826	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
2827		3213
2828	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
2829	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
2830	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
2831	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
2832	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2833	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2834		3221
2835	cf::cede_to_tick;	3222	cf::cede_to_tick;
2836	}	3223	}
2837		3224
2838	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
2839	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
2840	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
2841	or next;	3229	or next;
		3230
2842	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
2843	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
2844	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2845	} else {	3234	} else {
2846	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2863		3252
2864	{	3253	{
2865	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
2866	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
2867	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
2868	my $enc = JSON::XS->new->utf8->canonical;
2869		3257
2870	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
2871	my $meta = $enc->encode ({	3259	if (defined $info->{type}) {
2872	name => $name,
2873	copyright => $info->{copyright}, #TODO#
2874	});
2875
2876	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3261	my $data;
2877		3262
2878	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
2879	# prepend meta info	3264	# prepend meta info
2880		3265
		3266	my $meta = $enc->encode ({
		3267	name => $name,
		3268	%{ $info->{meta} || {} },
		3269	});
		3270
2881	my $data = pack "(w/a*)*", $meta, $info->{data};	3271	$data = pack "(w/a*)*", $meta, $info->{data};
2882	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata	3272	} else {
		3273	$data = $info->{data};
		3274	}
2883		3275
2884	cf::face::set_data $idx, 0, $data, $chk;	3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
2885	} else {	3278	} else {
2886	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};	3279	$RESOURCE{$name} = $info;
2887	}	3280	}
2888		3281
2889	cf::face::set_type $idx, $info->{type};
2890
2891	cf::cede_to_tick;	3282	cf::cede_to_tick;
2892	}	3283	}
2893	}	3284	}
2894		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3287
2895	1	3288	1
2896	}	3289	}
		3290
		3291	cf::global->attach (on_resource_update => sub {
		3292	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3293	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3294
		3295	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3296	my $sound = $soundconf->{compat}[$_]
		3297	or next;
		3298
		3299	my $face = cf::face::find "sound/$sound->[1]";
		3300	cf::sound::set $sound->[0] => $face;
		3301	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3302	}
		3303
		3304	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3305	my $face = cf::face::find "sound/$v";
		3306	cf::sound::set $k => $face;
		3307	}
		3308	}
		3309	});
2897		3310
2898	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
2899	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
2900		3313
2901	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
2902	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
2903	}	3316	}
2904	};	3317	};
2905		3318
		3319	sub load_resource_file($) {
		3320	my $guard = lock_acquire "load_resource_file";
		3321
		3322	my $status = load_resource_file_ $_[0];
		3323	get_slot 0.1, 100;
		3324	cf::arch::commit_load;
		3325
		3326	$status
		3327	}
		3328
2906	sub reload_regions {	3329	sub reload_regions {
		3330	# HACK to clear player env face cache, we need some signal framework
		3331	# for this (global event?)
		3332	%ext::player_env::MUSIC_FACE_CACHE = ();
		3333
2907	load_resource_file "$MAPDIR/regions"	3334	load_resource_file "$MAPDIR/regions"
2908	or die "unable to load regions file\n";	3335	or die "unable to load regions file\n";
2909		3336
2910	for (cf::region::list) {	3337	for (cf::region::list) {
2911	$_->{match} = qr/$_->{match}/	3338	$_->{match} = qr/$_->{match}/
…		…
2919	}	3346	}
2920		3347
2921	sub reload_archetypes {	3348	sub reload_archetypes {
2922	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
2923	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
2924	#d# NEED to laod twice to resolve forward references
2925	# this really needs to be done in an extra post-pass
2926	# (which needs to be synchronous, so solve it differently)
2927	load_resource_file "$DATADIR/archetypes"
2928	or die "unable to load archetypes\n";
2929	}	3351	}
2930		3352
2931	sub reload_treasures {	3353	sub reload_treasures {
2932	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
2933	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
2934	}	3356	}
2935		3357
2936	sub reload_resources {	3358	sub reload_resources {
2937	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
2938		3360
		3361	reload_facedata;
		3362	reload_archetypes;
2939	reload_regions;	3363	reload_regions;
2940	reload_facedata;
2941	#reload_archetypes;#d#
2942	reload_archetypes;
2943	reload_treasures;	3364	reload_treasures;
2944		3365
2945	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
2946	}	3367	}
2947		3368
2948	sub init {	3369	sub reload_config {
2949	reload_resources;
2950	}
2951
2952	sub cfg_load {
2953	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
2954	or return;	3371	or return;
2955		3372
2956	local $/;	3373	local $/;
2957	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
2958		3375
2959	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2960		3377
2961	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3378	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2962	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3379	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2968	};	3385	};
2969	warn $@ if $@;	3386	warn $@ if $@;
2970	}	3387	}
2971	}	3388	}
2972		3389
		3390	sub pidfile() {
		3391	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3392	or die "$PIDFILE: $!";
		3393	flock $fh, &Fcntl::LOCK_EX
		3394	or die "$PIDFILE: flock: $!";
		3395	$fh
		3396	}
		3397
		3398	# make sure only one server instance is running at any one time
		3399	sub atomic {
		3400	my $fh = pidfile;
		3401
		3402	my $pid = <$fh>;
		3403	kill 9, $pid if $pid > 0;
		3404
		3405	seek $fh, 0, 0;
		3406	print $fh $$;
		3407	}
		3408
		3409	sub main_loop {
		3410	warn "EV::loop starting\n";
		3411	if (1) {
		3412	EV::loop;
		3413	}
		3414	warn "EV::loop returned\n";
		3415	goto &main_loop unless $REALLY_UNLOOP;
		3416	}
		3417
2973	sub main {	3418	sub main {
		3419	cf::init_globals; # initialise logging
		3420
		3421	LOG llevInfo, "Welcome to Deliantra, v" . VERSION;
		3422	LOG llevInfo, "Copyright (C) 2005-2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team.";
		3423	LOG llevInfo, "Copyright (C) 1994 Mark Wedel.";
		3424	LOG llevInfo, "Copyright (C) 1992 Frank Tore Johansen.";
		3425
		3426	cf::init_experience;
		3427	cf::init_anim;
		3428	cf::init_attackmess;
		3429	cf::init_dynamic;
		3430
		3431	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3432
2974	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
2975	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
2976	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3435	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2977	(async {	3436	(async {
2978	Event::one_event;	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3438	EV::loop EV::LOOP_ONESHOT;
2979	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
2980	};	3440	};
2981		3441
2982	cfg_load;	3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
		3446	reload_config;
2983	db_init;	3447	db_init;
		3448
		3449	cf::load_settings;
		3450	cf::load_materials;
		3451	cf::init_uuid;
		3452	cf::init_signals;
		3453	cf::init_commands;
		3454	cf::init_skills;
		3455
		3456	cf::init_beforeplay;
		3457
		3458	atomic;
		3459
2984	load_extensions;	3460	load_extensions;
2985		3461
2986	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
2987	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	use POSIX ();
		3466	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3467
		3468	(pop @POST_INIT)->(0) while @POST_INIT;
		3469	};
		3470
		3471	main_loop;
2988	}	3472	}
2989		3473
2990	#############################################################################	3474	#############################################################################
2991	# initialisation and cleanup	3475	# initialisation and cleanup
2992		3476
2993	# install some emergency cleanup handlers	3477	# install some emergency cleanup handlers
2994	BEGIN {	3478	BEGIN {
		3479	our %SIGWATCHER = ();
2995	for my $signal (qw(INT HUP TERM)) {	3480	for my $signal (qw(INT HUP TERM)) {
2996	Event->signal (	3481	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2997	reentrant => 0,
2998	data => WF_AUTOCANCEL,
2999	signal => $signal,
3000	prio => 0,
3001	cb => sub {
3002	cf::cleanup "SIG$signal";	3482	cf::cleanup "SIG$signal";
3003	},
3004	);	3483	};
3005	}	3484	}
3006	}	3485	}
3007		3486
3008	sub write_runtime {	3487	sub write_runtime_sync {
3009	my $runtime = "$LOCALDIR/runtime";
3010
3011	# first touch the runtime file to show we are still running:	3488	# first touch the runtime file to show we are still running:
3012	# the fsync below can take a very very long time.	3489	# the fsync below can take a very very long time.
3013		3490
3014	IO::AIO::aio_utime $runtime, undef, undef;	3491	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3015		3492
3016	my $guard = cf::lock_acquire "write_runtime";	3493	my $guard = cf::lock_acquire "write_runtime";
3017		3494
3018	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3495	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3019	or return;	3496	or return;
3020		3497
3021	my $value = $cf::RUNTIME + 90 + 10;	3498	my $value = $cf::RUNTIME + 90 + 10;
3022	# 10 is the runtime save interval, for a monotonic clock	3499	# 10 is the runtime save interval, for a monotonic clock
3023	# 60 allows for the watchdog to kill the server.	3500	# 60 allows for the watchdog to kill the server.
…		…
3033	aio_utime $fh, undef, undef;	3510	aio_utime $fh, undef, undef;
3034		3511
3035	close $fh	3512	close $fh
3036	or return;	3513	or return;
3037		3514
3038	aio_rename "$runtime~", $runtime	3515	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3039	and return;	3516	and return;
3040		3517
3041	warn "runtime file written.\n";	3518	warn "runtime file written.\n";
3042		3519
3043	1	3520	1
		3521	}
		3522
		3523	our $uuid_lock;
		3524	our $uuid_skip;
		3525
		3526	sub write_uuid_sync($) {
		3527	$uuid_skip ||= $_[0];
		3528
		3529	return if $uuid_lock;
		3530	local $uuid_lock = 1;
		3531
		3532	my $uuid = "$LOCALDIR/uuid";
		3533
		3534	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3535	or return;
		3536
		3537	my $value = uuid_seq uuid_cur;
		3538
		3539	unless ($value) {
		3540	warn "cowardly refusing to write zero uuid value!\n";
		3541	return;
		3542	}
		3543
		3544	my $value = uuid_str $value + $uuid_skip;
		3545	$uuid_skip = 0;
		3546
		3547	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3548	and return;
		3549
		3550	# always fsync - this file is important
		3551	aio_fsync $fh
		3552	and return;
		3553
		3554	close $fh
		3555	or return;
		3556
		3557	aio_rename "$uuid~", $uuid
		3558	and return;
		3559
		3560	warn "uuid file written ($value).\n";
		3561
		3562	1
		3563
		3564	}
		3565
		3566	sub write_uuid($$) {
		3567	my ($skip, $sync) = @_;
		3568
		3569	$sync ? write_uuid_sync $skip
		3570	: async { write_uuid_sync $skip };
3044	}	3571	}
3045		3572
3046	sub emergency_save() {	3573	sub emergency_save() {
3047	my $freeze_guard = cf::freeze_mainloop;	3574	my $freeze_guard = cf::freeze_mainloop;
3048		3575
3049	warn "enter emergency perl save\n";	3576	warn "emergency_perl_save: enter\n";
3050		3577
3051	cf::sync_job {	3578	cf::sync_job {
		3579	# this is a trade-off: we want to be very quick here, so
		3580	# save all maps without fsync, and later call a global sync
		3581	# (which in turn might be very very slow)
		3582	local $USE_FSYNC = 0;
		3583
3052	# use a peculiar iteration method to avoid tripping on perl	3584	# use a peculiar iteration method to avoid tripping on perl
3053	# refcount bugs in for. also avoids problems with players	3585	# refcount bugs in for. also avoids problems with players
3054	# and maps saved/destroyed asynchronously.	3586	# and maps saved/destroyed asynchronously.
3055	warn "begin emergency player save\n";	3587	warn "emergency_perl_save: begin player save\n";
3056	for my $login (keys %cf::PLAYER) {	3588	for my $login (keys %cf::PLAYER) {
3057	my $pl = $cf::PLAYER{$login} or next;	3589	my $pl = $cf::PLAYER{$login} or next;
3058	$pl->valid or next;	3590	$pl->valid or next;
		3591	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3059	$pl->save;	3592	$pl->save;
3060	}	3593	}
3061	warn "end emergency player save\n";	3594	warn "emergency_perl_save: end player save\n";
3062		3595
3063	warn "begin emergency map save\n";	3596	warn "emergency_perl_save: begin map save\n";
3064	for my $path (keys %cf::MAP) {	3597	for my $path (keys %cf::MAP) {
3065	my $map = $cf::MAP{$path} or next;	3598	my $map = $cf::MAP{$path} or next;
3066	$map->valid or next;	3599	$map->valid or next;
3067	$map->save;	3600	$map->save;
3068	}	3601	}
3069	warn "end emergency map save\n";	3602	warn "emergency_perl_save: end map save\n";
3070		3603
3071	warn "begin emergency database checkpoint\n";	3604	warn "emergency_perl_save: begin database checkpoint\n";
3072	BDB::db_env_txn_checkpoint $DB_ENV;	3605	BDB::db_env_txn_checkpoint $DB_ENV;
3073	warn "end emergency database checkpoint\n";	3606	warn "emergency_perl_save: end database checkpoint\n";
		3607
		3608	warn "emergency_perl_save: begin write uuid\n";
		3609	write_uuid_sync 1;
		3610	warn "emergency_perl_save: end write uuid\n";
3074	};	3611	};
3075		3612
		3613	warn "emergency_perl_save: starting sync()\n";
		3614	IO::AIO::aio_sync sub {
		3615	warn "emergency_perl_save: finished sync()\n";
		3616	};
		3617
3076	warn "leave emergency perl save\n";	3618	warn "emergency_perl_save: leave\n";
3077	}	3619	}
3078		3620
3079	sub post_cleanup {	3621	sub post_cleanup {
3080	my ($make_core) = @_;	3622	my ($make_core) = @_;
3081		3623
3082	warn Carp::longmess "post_cleanup backtrace"	3624	warn Carp::longmess "post_cleanup backtrace"
3083	if $make_core;	3625	if $make_core;
		3626
		3627	my $fh = pidfile;
		3628	unlink $PIDFILE if <$fh> == $$;
		3629	}
		3630
		3631	# a safer delete_package, copied from Symbol
		3632	sub clear_package($) {
		3633	my $pkg = shift;
		3634
		3635	# expand to full symbol table name if needed
		3636	unless ($pkg =~ /^main::.*::$/) {
		3637	$pkg = "main$pkg" if $pkg =~ /^::/;
		3638	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3639	$pkg .= '::' unless $pkg =~ /::$/;
		3640	}
		3641
		3642	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3643	my $stem_symtab = *{$stem}{HASH};
		3644
		3645	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3646	or return;
		3647
		3648	# clear all symbols
		3649	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3650	for my $name (keys %$leaf_symtab) {
		3651	_gv_clear *{"$pkg$name"};
		3652	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3653	}
		3654	warn "cleared package $pkg\n";#d#
3084	}	3655	}
3085		3656
3086	sub do_reload_perl() {	3657	sub do_reload_perl() {
3087	# can/must only be called in main	3658	# can/must only be called in main
3088	if ($Coro::current != $Coro::main) {	3659	if ($Coro::current != $Coro::main) {
3089	warn "can only reload from main coroutine";	3660	warn "can only reload from main coroutine";
3090	return;	3661	return;
3091	}	3662	}
3092		3663
		3664	return if $RELOAD++;
		3665
		3666	my $t1 = EV::time;
		3667
		3668	while ($RELOAD) {
3093	warn "reloading...";	3669	warn "reloading...";
3094		3670
3095	warn "entering sync_job";	3671	warn "entering sync_job";
3096		3672
3097	cf::sync_job {	3673	cf::sync_job {
3098	cf::write_runtime; # external watchdog should not bark	3674	cf::write_runtime_sync; # external watchdog should not bark
3099	cf::emergency_save;	3675	cf::emergency_save;
3100	cf::write_runtime; # external watchdog should not bark	3676	cf::write_runtime_sync; # external watchdog should not bark
3101		3677
3102	warn "syncing database to disk";	3678	warn "syncing database to disk";
3103	BDB::db_env_txn_checkpoint $DB_ENV;	3679	BDB::db_env_txn_checkpoint $DB_ENV;
3104		3680
3105	# if anything goes wrong in here, we should simply crash as we already saved	3681	# if anything goes wrong in here, we should simply crash as we already saved
3106		3682
3107	warn "cancelling all WF_AUTOCANCEL watchers";
3108	for (Event::all_watchers) {
3109	$_->cancel if $_->data & WF_AUTOCANCEL;
3110	}
3111
3112	warn "flushing outstanding aio requests";	3683	warn "flushing outstanding aio requests";
3113	for (;;) {
3114	BDB::flush;
3115	IO::AIO::flush;
3116	Coro::cede;
3117	last unless IO::AIO::nreqs || BDB::nreqs;	3684	while (IO::AIO::nreqs || BDB::nreqs) {
3118	warn "iterate...";	3685	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3119	}
3120
3121	++$RELOAD;
3122
3123	warn "cancelling all extension coros";
3124	$_->cancel for values %EXT_CORO;
3125	%EXT_CORO = ();
3126
3127	warn "removing commands";
3128	%COMMAND = ();
3129
3130	warn "removing ext/exti commands";
3131	%EXTCMD = ();
3132	%EXTICMD = ();
3133
3134	warn "unloading/nuking all extensions";
3135	for my $pkg (@EXTS) {
3136	warn "... unloading $pkg";
3137
3138	if (my $cb = $pkg->can ("unload")) {
3139	eval {
3140	$cb->($pkg);
3141	1
3142	} or warn "$pkg unloaded, but with errors: $@";
3143	}	3686	}
3144		3687
3145	warn "... nuking $pkg";	3688	warn "cancelling all extension coros";
3146	Symbol::delete_package $pkg;	3689	$_->cancel for values %EXT_CORO;
3147	}	3690	%EXT_CORO = ();
3148		3691
3149	warn "unloading all perl modules loaded from $LIBDIR";	3692	warn "removing commands";
3150	while (my ($k, $v) = each %INC) {	3693	%COMMAND = ();
3151	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3152		3694
		3695	warn "removing ext/exti commands";
		3696	%EXTCMD = ();
		3697	%EXTICMD = ();
		3698
		3699	warn "unloading/nuking all extensions";
		3700	for my $pkg (@EXTS) {
3153	warn "... unloading $k";	3701	warn "... unloading $pkg";
3154	delete $INC{$k};
3155		3702
3156	$k =~ s/\.pm$//;
3157	$k =~ s/\//::/g;
3158
3159	if (my $cb = $k->can ("unload_module")) {	3703	if (my $cb = $pkg->can ("unload")) {
		3704	eval {
3160	$cb->();	3705	$cb->($pkg);
		3706	1
		3707	} or warn "$pkg unloaded, but with errors: $@";
		3708	}
		3709
		3710	warn "... clearing $pkg";
		3711	clear_package $pkg;
3161	}	3712	}
3162		3713
3163	Symbol::delete_package $k;	3714	warn "unloading all perl modules loaded from $LIBDIR";
		3715	while (my ($k, $v) = each %INC) {
		3716	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3717
		3718	warn "... unloading $k";
		3719	delete $INC{$k};
		3720
		3721	$k =~ s/\.pm$//;
		3722	$k =~ s/\//::/g;
		3723
		3724	if (my $cb = $k->can ("unload_module")) {
		3725	$cb->();
		3726	}
		3727
		3728	clear_package $k;
3164	}	3729	}
3165		3730
3166	warn "getting rid of safe::, as good as possible";	3731	warn "getting rid of safe::, as good as possible";
3167	Symbol::delete_package "safe::$_"	3732	clear_package "safe::$_"
3168	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3733	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3169		3734
3170	warn "unloading cf.pm \"a bit\"";	3735	warn "unloading cf.pm \"a bit\"";
3171	delete $INC{"cf.pm"};	3736	delete $INC{"cf.pm"};
3172	delete $INC{"cf/pod.pm"};	3737	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3173		3738
3174	# don't, removes xs symbols, too,	3739	# don't, removes xs symbols, too,
3175	# and global variables created in xs	3740	# and global variables created in xs
3176	#Symbol::delete_package __PACKAGE__;	3741	#clear_package __PACKAGE__;
3177		3742
3178	warn "unload completed, starting to reload now";	3743	warn "unload completed, starting to reload now";
3179		3744
3180	warn "reloading cf.pm";	3745	warn "reloading cf.pm";
3181	require cf;	3746	require cf;
3182	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3747	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3183		3748
3184	warn "loading config and database again";	3749	warn "loading config and database again";
3185	cf::cfg_load;	3750	cf::reload_config;
3186		3751
3187	warn "loading extensions";	3752	warn "loading extensions";
3188	cf::load_extensions;	3753	cf::load_extensions;
3189		3754
		3755	if ($REATTACH_ON_RELOAD) {
3190	warn "reattaching attachments to objects/players";	3756	warn "reattaching attachments to objects/players";
3191	_global_reattach; # objects, sockets	3757	_global_reattach; # objects, sockets
3192	warn "reattaching attachments to maps";	3758	warn "reattaching attachments to maps";
3193	reattach $_ for values %MAP;	3759	reattach $_ for values %MAP;
3194	warn "reattaching attachments to players";	3760	warn "reattaching attachments to players";
3195	reattach $_ for values %PLAYER;	3761	reattach $_ for values %PLAYER;
		3762	}
3196		3763
		3764	warn "running post_init jobs";
		3765	(pop @POST_INIT)->(1) while @POST_INIT;
		3766
3197	warn "leaving sync_job";	3767	warn "leaving sync_job";
3198		3768
3199	1	3769	1
3200	} or do {	3770	} or do {
3201	warn $@;	3771	warn $@;
3202	warn "error while reloading, exiting.";	3772	cf::cleanup "error while reloading, exiting.";
3203	exit 1;
3204	};	3773	};
3205		3774
3206	warn "reloaded";	3775	warn "reloaded";
		3776	--$RELOAD;
		3777	}
		3778
		3779	$t1 = EV::time - $t1;
		3780	warn "reload completed in ${t1}s\n";
3207	};	3781	};
3208		3782
3209	our $RELOAD_WATCHER; # used only during reload	3783	our $RELOAD_WATCHER; # used only during reload
3210		3784
3211	sub reload_perl() {	3785	sub reload_perl() {
3212	# doing reload synchronously and two reloads happen back-to-back,	3786	# doing reload synchronously and two reloads happen back-to-back,
3213	# coro crashes during coro_state_free->destroy here.	3787	# coro crashes during coro_state_free->destroy here.
3214		3788
3215	$RELOAD_WATCHER ||= Event->timer (	3789	$RELOAD_WATCHER ||= cf::async {
3216	reentrant => 0,	3790	Coro::AIO::aio_wait cache_extensions;
3217	after => 0,	3791
3218	data => WF_AUTOCANCEL,	3792	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3219	cb => sub {
3220	do_reload_perl;	3793	do_reload_perl;
3221	undef $RELOAD_WATCHER;	3794	undef $RELOAD_WATCHER;
3222	},	3795	};
3223	);	3796	};
3224	}	3797	}
3225		3798
3226	register_command "reload" => sub {	3799	register_command "reload" => sub {
3227	my ($who, $arg) = @_;	3800	my ($who, $arg) = @_;
3228		3801
3229	if ($who->flag (FLAG_WIZ)) {	3802	if ($who->flag (FLAG_WIZ)) {
3230	$who->message ("reloading server.");	3803	$who->message ("reloading server.");
		3804	async {
		3805	$Coro::current->{desc} = "perl_reload";
3231	async { reload_perl };	3806	reload_perl;
		3807	};
3232	}	3808	}
3233	};	3809	};
3234		3810
3235	unshift @INC, $LIBDIR;	3811	unshift @INC, $LIBDIR;
3236		3812
…		…
3238		3814
3239	our @WAIT_FOR_TICK;	3815	our @WAIT_FOR_TICK;
3240	our @WAIT_FOR_TICK_BEGIN;	3816	our @WAIT_FOR_TICK_BEGIN;
3241		3817
3242	sub wait_for_tick {	3818	sub wait_for_tick {
3243	return unless $TICK_WATCHER->is_active;
3244	return if $Coro::current == $Coro::main;	3819	return if tick_inhibit || $Coro::current == $Coro::main;
3245		3820
3246	my $signal = new Coro::Signal;	3821	my $signal = new Coro::Signal;
3247	push @WAIT_FOR_TICK, $signal;	3822	push @WAIT_FOR_TICK, $signal;
3248	$signal->wait;	3823	$signal->wait;
3249	}	3824	}
3250		3825
3251	sub wait_for_tick_begin {	3826	sub wait_for_tick_begin {
3252	return unless $TICK_WATCHER->is_active;
3253	return if $Coro::current == $Coro::main;	3827	return if tick_inhibit || $Coro::current == $Coro::main;
3254		3828
3255	my $signal = new Coro::Signal;	3829	my $signal = new Coro::Signal;
3256	push @WAIT_FOR_TICK_BEGIN, $signal;	3830	push @WAIT_FOR_TICK_BEGIN, $signal;
3257	$signal->wait;	3831	$signal->wait;
3258	}	3832	}
3259		3833
3260	my $min = 1e6;#d#	3834	sub tick {
3261	my $avg = 10;
3262	$TICK_WATCHER = Event->timer (
3263	reentrant => 0,
3264	parked => 1,
3265	prio => 0,
3266	at => $NEXT_TICK || $TICK,
3267	data => WF_AUTOCANCEL,
3268	cb => sub {
3269	if ($Coro::current != $Coro::main) {	3835	if ($Coro::current != $Coro::main) {
3270	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3836	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3271	unless ++$bug_warning > 10;	3837	unless ++$bug_warning > 10;
3272	return;	3838	return;
3273	}	3839	}
3274		3840
3275	$NOW = $tick_start = Event::time;
3276
3277	cf::server_tick; # one server iteration	3841	cf::server_tick; # one server iteration
3278		3842
3279	0 && sync_job {#d#	3843	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3280	for(1..10) {	3844	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3281	my $t = Event::time;	3845	Coro::async_pool {
3282	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3846	$Coro::current->{desc} = "runtime saver";
3283	or die;	3847	write_runtime_sync
3284		3848	or warn "ERROR: unable to write runtime file: $!";
3285	$map->width (50);
3286	$map->height (50);
3287	$map->alloc;
3288	$map->_load_objects ("/tmp/x.map", 1);
3289	my $t = Event::time - $t;
3290
3291	#next unless $t < 0.0013;#d#
3292	if ($t < $min) {
3293	$min = $t;
3294	}
3295	$avg = $avg * 0.99 + $t * 0.01;
3296	}
3297	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3298	exit 0;
3299	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3300	};	3849	};
		3850	}
3301		3851
3302	$RUNTIME += $TICK;
3303	$NEXT_TICK += $TICK;
3304
3305	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3306	$NEXT_RUNTIME_WRITE = $NOW + 10;
3307	Coro::async_pool {
3308	write_runtime
3309	or warn "ERROR: unable to write runtime file: $!";
3310	};
3311	}
3312
3313	# my $AFTER = Event::time;
3314	# warn $AFTER - $NOW;#d#
3315
3316	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3852	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3317	$sig->send;	3853	$sig->send;
3318	}	3854	}
3319	while (my $sig = shift @WAIT_FOR_TICK) {	3855	while (my $sig = shift @WAIT_FOR_TICK) {
3320	$sig->send;	3856	$sig->send;
3321	}	3857	}
3322		3858
3323	$NOW = Event::time;	3859	$LOAD = ($NOW - $TICK_START) / $TICK;
3324
3325	# if we are delayed by four ticks or more, skip them all
3326	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3327
3328	$TICK_WATCHER->at ($NEXT_TICK);
3329	$TICK_WATCHER->start;
3330
3331	$LOAD = ($NOW - $tick_start) / $TICK;
3332	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3860	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3333		3861
3334	_post_tick;	3862	if (0) {
3335		3863	if ($NEXT_TICK) {
3336		3864	my $jitter = $TICK_START - $NEXT_TICK;
		3865	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3866	warn "jitter $JITTER\n";#d#
		3867	}
3337	},	3868	}
3338	);	3869	}
3339		3870
3340	{	3871	{
3341	BDB::max_poll_time $TICK * 0.1;	3872	# configure BDB
3342	$BDB_POLL_WATCHER = Event->io (	3873
3343	reentrant => 0,
3344	fd => BDB::poll_fileno,
3345	poll => 'r',
3346	prio => 0,
3347	data => WF_AUTOCANCEL,
3348	cb => \&BDB::poll_cb,
3349	);
3350	BDB::min_parallel 8;	3874	BDB::min_parallel 8;
3351		3875	BDB::max_poll_reqs $TICK * 0.1;
3352	BDB::set_sync_prepare {	3876	$AnyEvent::BDB::WATCHER->priority (1);
3353	my $status;
3354	my $current = $Coro::current;
3355	(
3356	sub {
3357	$status = $!;
3358	$current->ready; undef $current;
3359	},
3360	sub {
3361	Coro::schedule while defined $current;
3362	$! = $status;
3363	},
3364	)
3365	};
3366		3877
3367	unless ($DB_ENV) {	3878	unless ($DB_ENV) {
3368	$DB_ENV = BDB::db_env_create;	3879	$DB_ENV = BDB::db_env_create;
		3880	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3881	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3882	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3883	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3884	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3369		3885
3370	cf::sync_job {	3886	cf::sync_job {
3371	eval {	3887	eval {
3372	BDB::db_env_open	3888	BDB::db_env_open
3373	$DB_ENV,	3889	$DB_ENV,
…		…
3375	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3891	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3376	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3892	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3377	0666;	3893	0666;
3378		3894
3379	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3895	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3380
3381	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3382	$DB_ENV->set_lk_detect;
3383	};	3896	};
3384		3897
3385	cf::cleanup "db_env_open(db): $@" if $@;	3898	cf::cleanup "db_env_open(db): $@" if $@;
3386	};	3899	};
3387	}	3900	}
		3901
		3902	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3903	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3904	};
		3905	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3906	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3907	};
		3908	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3909	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3910	};
3388	}	3911	}
3389		3912
3390	{	3913	{
		3914	# configure IO::AIO
		3915
3391	IO::AIO::min_parallel 8;	3916	IO::AIO::min_parallel 8;
3392
3393	undef $Coro::AIO::WATCHER;
3394	IO::AIO::max_poll_time $TICK * 0.1;	3917	IO::AIO::max_poll_time $TICK * 0.1;
3395	$AIO_POLL_WATCHER = Event->io (	3918	undef $AnyEvent::AIO::WATCHER;
3396	reentrant => 0,
3397	data => WF_AUTOCANCEL,
3398	fd => IO::AIO::poll_fileno,
3399	poll => 'r',
3400	prio => 6,
3401	cb => \&IO::AIO::poll_cb,
3402	);
3403	}	3919	}
3404		3920
3405	my $_log_backtrace;	3921	my $_log_backtrace;
3406		3922
3407	sub _log_backtrace {	3923	sub _log_backtrace {
…		…
3410	$msg =~ s/\n//;	3926	$msg =~ s/\n//;
3411		3927
3412	# limit the # of concurrent backtraces	3928	# limit the # of concurrent backtraces
3413	if ($_log_backtrace < 2) {	3929	if ($_log_backtrace < 2) {
3414	++$_log_backtrace;	3930	++$_log_backtrace;
		3931	my $perl_bt = Carp::longmess $msg;
3415	async {	3932	async {
		3933	$Coro::current->{desc} = "abt $msg";
		3934
3416	my @bt = fork_call {	3935	my @bt = fork_call {
3417	@addr = map { sprintf "%x", $_ } @addr;	3936	@addr = map { sprintf "%x", $_ } @addr;
3418	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3937	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3419	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3938	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3420	or die "addr2line: $!";	3939	or die "addr2line: $!";
…		…
3428	}	3947	}
3429		3948
3430	@funcs	3949	@funcs
3431	};	3950	};
3432		3951
3433	LOG llevInfo, "[ABT] $msg\n";	3952	LOG llevInfo, "[ABT] $perl_bt\n";
		3953	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3434	LOG llevInfo, "[ABT] $_\n" for @bt;	3954	LOG llevInfo, "[ABT] $_\n" for @bt;
3435	--$_log_backtrace;	3955	--$_log_backtrace;
3436	};	3956	};
3437	} else {	3957	} else {
3438	LOG llevInfo, "[ABT] $msg\n";	3958	LOG llevInfo, "[ABT] $msg\n";
3439	LOG llevInfo, "[ABT] [suppressed]\n";	3959	LOG llevInfo, "[ABT] [suppressed]\n";
3440	}	3960	}
3441	}	3961	}
3442		3962
3443	# load additional modules	3963	# load additional modules
3444	use cf::pod;	3964	require "cf/$_.pm" for @EXTRA_MODULES;
3445		3965
3446	END { cf::emergency_save }	3966	END { cf::emergency_save }
3447		3967
3448	1	3968	1
3449		3969

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