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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.336 by root, Tue Aug 21 00:31:18 2007 UTC vs.
Revision 1.474 by root, Thu Jul 16 21:42:56 2009 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict qw(vars subs);
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
		37	use Guard ();
15	use Coro 3.64 ();	38	use Coro ();
16	use Coro::State;	39	use Coro::State;
17	use Coro::Handle;	40	use Coro::Handle;
		41	use Coro::EV;
18	use Coro::Event;	42	use Coro::AnyEvent;
19	use Coro::Timer;	43	use Coro::Timer;
20	use Coro::Signal;	44	use Coro::Signal;
21	use Coro::Semaphore;	45	use Coro::Semaphore;
		46	use Coro::SemaphoreSet;
		47	use Coro::AnyEvent;
22	use Coro::AIO;	48	use Coro::AIO;
		49	use Coro::BDB 1.6;
23	use Coro::Storable;	50	use Coro::Storable;
24	use Coro::Util ();	51	use Coro::Util ();
25		52
26	use JSON::XS 1.4 ();	53	use JSON::XS 2.01 ();
27	use BDB ();	54	use BDB ();
28	use Data::Dumper;	55	use Data::Dumper;
29	use Digest::MD5;	56	use Digest::MD5;
30	use Fcntl;	57	use Fcntl;
31	use YAML::Syck ();	58	use YAML ();
32	use IO::AIO 2.32 ();	59	use IO::AIO ();
33	use Time::HiRes;	60	use Time::HiRes;
34	use Compress::LZF;	61	use Compress::LZF;
35	use Digest::MD5 ();	62	use Digest::MD5 ();
		63
		64	AnyEvent::detect;
36		65
37	# configure various modules to our taste	66	# configure various modules to our taste
38	#	67	#
39	$Storable::canonical = 1; # reduce rsync transfers	68	$Storable::canonical = 1; # reduce rsync transfers
40	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	69	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		70
		71	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		72
		73	# make sure c-lzf reinitialises itself
		74	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
41	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	75	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
42		76
43	$Event::Eval = 1; # no idea why this is required, but it is	77	# strictly for debugging
44		78	$SIG{QUIT} = sub { Carp::cluck "SIGQUIT" };
45	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
46	$YAML::Syck::ImplicitUnicode = 1;
47
48	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
49		79
50	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	80	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
51		81
52	our %COMMAND = ();	82	our %COMMAND = ();
53	our %COMMAND_TIME = ();	83	our %COMMAND_TIME = ();
…		…
56	our %EXTCMD = ();	86	our %EXTCMD = ();
57	our %EXTICMD = ();	87	our %EXTICMD = ();
58	our %EXT_CORO = (); # coroutines bound to extensions	88	our %EXT_CORO = (); # coroutines bound to extensions
59	our %EXT_MAP = (); # pluggable maps	89	our %EXT_MAP = (); # pluggable maps
60		90
61	our $RELOAD; # number of reloads so far	91	our $RELOAD; # number of reloads so far, non-zero while in reload
62	our @EVENT;	92	our @EVENT;
63		93
64	our $CONFDIR = confdir;	94	our $CONFDIR = confdir;
65	our $DATADIR = datadir;	95	our $DATADIR = datadir;
66	our $LIBDIR = "$DATADIR/ext";	96	our $LIBDIR = "$DATADIR/ext";
67	our $PODDIR = "$DATADIR/pod";	97	our $PODDIR = "$DATADIR/pod";
68	our $MAPDIR = "$DATADIR/" . mapdir;	98	our $MAPDIR = "$DATADIR/" . mapdir;
69	our $LOCALDIR = localdir;	99	our $LOCALDIR = localdir;
70	our $TMPDIR = "$LOCALDIR/" . tmpdir;	100	our $TMPDIR = "$LOCALDIR/" . tmpdir;
71	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	101	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
72	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	102	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
73	our $RANDOMDIR = "$LOCALDIR/random";	103	our $RANDOMDIR = "$LOCALDIR/random";
74	our $BDBDIR = "$LOCALDIR/db";	104	our $BDBDIR = "$LOCALDIR/db";
		105	our $PIDFILE = "$LOCALDIR/pid";
		106	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		107
		108	our %RESOURCE;
75		109
76	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	110	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
77	our $TICK_WATCHER;
78	our $AIO_POLL_WATCHER;
79	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	111	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
80	our $NEXT_TICK;	112	our $NEXT_TICK;
81	our $NOW;
82	our $USE_FSYNC = 1; # use fsync to write maps - default off	113	our $USE_FSYNC = 1; # use fsync to write maps - default on
83		114
		115	our $BDB_DEADLOCK_WATCHER;
		116	our $BDB_CHECKPOINT_WATCHER;
84	our $BDB_POLL_WATCHER;	117	our $BDB_TRICKLE_WATCHER;
85	our $DB_ENV;	118	our $DB_ENV;
		119
		120	our @EXTRA_MODULES = qw(pod mapscript);
86		121
87	our %CFG;	122	our %CFG;
88		123
89	our $UPTIME; $UPTIME ||= time;	124	our $UPTIME; $UPTIME ||= time;
90	our $RUNTIME;	125	our $RUNTIME;
		126	our $NOW;
91		127
92	our %PLAYER; # all users	128	our (%PLAYER, %PLAYER_LOADING); # all users
93	our %MAP; # all maps	129	our (%MAP, %MAP_LOADING ); # all maps
94	our $LINK_MAP; # the special {link} map, which is always available	130	our $LINK_MAP; # the special {link} map, which is always available
95		131
96	# used to convert map paths into valid unix filenames by replacing / by ∕	132	# used to convert map paths into valid unix filenames by replacing / by ∕
97	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	133	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
98		134
99	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	135	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
100	our $LOADAVG; # same thing, but with alpha-smoothing	136	our $LOADAVG; # same thing, but with alpha-smoothing
		137	our $JITTER; # average jitter
101	our $tick_start; # for load detecting purposes	138	our $TICK_START; # for load detecting purposes
		139
		140	our @POST_INIT;
		141
		142	our $REATTACH_ON_RELOAD; # set to true to force object reattach on reload (slow)
		143	our $REALLY_UNLOOP; # never set to true, please :)
102		144
103	binmode STDOUT;	145	binmode STDOUT;
104	binmode STDERR;	146	binmode STDERR;
105		147
106	# read virtual server time, if available	148	# read virtual server time, if available
107	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	149	unless ($RUNTIME || !-e $RUNTIMEFILE) {
108	open my $fh, "<", "$LOCALDIR/runtime"	150	open my $fh, "<", $RUNTIMEFILE
109	or die "unable to read runtime file: $!";	151	or die "unable to read $RUNTIMEFILE file: $!";
110	$RUNTIME = <$fh> + 0.;	152	$RUNTIME = <$fh> + 0.;
111	}	153	}
		154
		155	eval "sub TICK() { $TICK } 1" or die;
112		156
113	mkdir $_	157	mkdir $_
114	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	158	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
115		159
116	our $EMERGENCY_POSITION;	160	our $EMERGENCY_POSITION;
…		…
159		203
160	The raw value load value from the last tick.	204	The raw value load value from the last tick.
161		205
162	=item %cf::CFG	206	=item %cf::CFG
163		207
164	Configuration for the server, loaded from C</etc/crossfire/config>, or	208	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
165	from wherever your confdir points to.	209	from wherever your confdir points to.
166		210
167	=item cf::wait_for_tick, cf::wait_for_tick_begin	211	=item cf::wait_for_tick, cf::wait_for_tick_begin
168		212
169	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	213	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
187	$msg .= "\n"	231	$msg .= "\n"
188	unless $msg =~ /\n$/;	232	unless $msg =~ /\n$/;
189		233
190	$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;
191		235
192	utf8::encode $msg;
193	LOG llevError, $msg;	236	LOG llevError, $msg;
194	};	237	};
195	}	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#?
196		254
197	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	255	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
198	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	256	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
199	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	257	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
200	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	258	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
207	for my $pkg (qw(	265	for my $pkg (qw(
208	cf::global cf::attachable	266	cf::global cf::attachable
209	cf::object cf::object::player	267	cf::object cf::object::player
210	cf::client cf::player	268	cf::client cf::player
211	cf::arch cf::living	269	cf::arch cf::living
		270	cf::map cf::mapspace
212	cf::map cf::party cf::region	271	cf::party cf::region
213	)) {	272	)) {
214	no strict 'refs';
215	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	273	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
216	}	274	}
217		275
218	$Event::DIED = sub {	276	$EV::DIED = sub {
219	warn "error in event callback: @_";	277	warn "error in event callback: @_";
220	};	278	};
221		279
222	#############################################################################	280	#############################################################################
223		281
…		…
246	$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;
247	$d	305	$d
248	} || "[unable to dump $_[0]: '$@']";	306	} || "[unable to dump $_[0]: '$@']";
249	}	307	}
250		308
251	=item $ref = cf::from_json $json	309	=item $ref = cf::decode_json $json
252		310
253	Converts a JSON string into the corresponding perl data structure.	311	Converts a JSON string into the corresponding perl data structure.
254		312
255	=item $json = cf::to_json $ref	313	=item $json = cf::encode_json $ref
256		314
257	Converts a perl data structure into its JSON representation.	315	Converts a perl data structure into its JSON representation.
258		316
259	=cut	317	=cut
260		318
261	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	319	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
262		320
263	sub to_json ($) { $json_coder->encode ($_[0]) }	321	sub encode_json($) { $json_coder->encode ($_[0]) }
264	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	}
265		337
266	=item cf::lock_wait $string	338	=item cf::lock_wait $string
267		339
268	Wait until the given lock is available. See cf::lock_acquire.	340	Wait until the given lock is available. See cf::lock_acquire.
269		341
270	=item my $lock = cf::lock_acquire $string	342	=item my $lock = cf::lock_acquire $string
271		343
272	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
273	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,
274	for example when the coroutine gets canceled), the lock is automatically	346	for example when the coroutine gets canceled), the lock is automatically
275	returned.	347	returned.
276		348
		349	Locks are *not* recursive, locking from the same coro twice results in a
		350	deadlocked coro.
		351
277	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
278	uses map_find and cf::map::load uses map_load).	353	uses map_find and cf::map::load uses map_load).
279		354
280	=item $locked = cf::lock_active $string	355	=item $locked = cf::lock_active $string
281		356
282	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.
283		358
284	=cut	359	=cut
285		360
286	our %LOCK;	361	our $LOCKS = new Coro::SemaphoreSet;
287		362
288	sub lock_wait($) {	363	sub lock_wait($) {
289	my ($key) = @_;	364	$LOCKS->wait ($_[0]);
290
291	# wait for lock, if any
292	while ($LOCK{$key}) {
293	push @{ $LOCK{$key} }, $Coro::current;
294	Coro::schedule;
295	}
296	}	365	}
297		366
298	sub lock_acquire($) {	367	sub lock_acquire($) {
299	my ($key) = @_;	368	$LOCKS->guard ($_[0])
300
301	# wait, to be sure we are not locked
302	lock_wait $key;
303
304	$LOCK{$key} = [];
305
306	Coro::guard {
307	# wake up all waiters, to be on the safe side
308	$_->ready for @{ delete $LOCK{$key} };
309	}
310	}	369	}
311		370
312	sub lock_active($) {	371	sub lock_active($) {
313	my ($key) = @_;	372	$LOCKS->count ($_[0]) < 1
314
315	! ! $LOCK{$key}
316	}	373	}
317		374
318	sub freeze_mainloop {	375	sub freeze_mainloop {
319	return unless $TICK_WATCHER->is_active;	376	tick_inhibit_inc;
320		377
321	my $guard = Coro::guard {	378	&Guard::guard (\&tick_inhibit_dec);
322	$TICK_WATCHER->start;	379	}
323	};	380
324	$TICK_WATCHER->stop;	381	=item cf::periodic $interval, $cb
325	$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($$) {
		389	my ($interval, $cb) = @_;
		390
		391	my $start = rand List::Util::min 180, $interval;
		392
		393	EV::periodic $start, $interval, 0, $cb
326	}	394	}
327		395
328	=item cf::get_slot $time[, $priority[, $name]]	396	=item cf::get_slot $time[, $priority[, $name]]
329		397
330	Allocate $time seconds of blocking CPU time at priority C<$priority>:	398	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
341	our @SLOT_QUEUE;	409	our @SLOT_QUEUE;
342	our $SLOT_QUEUE;	410	our $SLOT_QUEUE;
343		411
344	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	412	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
345	$SLOT_QUEUE = Coro::async {	413	$SLOT_QUEUE = Coro::async {
		414	$Coro::current->desc ("timeslot manager");
		415
346	my $signal = new Coro::Signal;	416	my $signal = new Coro::Signal;
347		417
348	while () {	418	while () {
349	next_job:	419	next_job:
350	my $avail = cf::till_tick;	420	my $avail = cf::till_tick;
…		…
358	}	428	}
359	}	429	}
360	}	430	}
361		431
362	if (@SLOT_QUEUE) {	432	if (@SLOT_QUEUE) {
363	# we do not use wait_For_tick() as it returns immediately when tick is inactive	433	# we do not use wait_for_tick() as it returns immediately when tick is inactive
364	push @cf::WAIT_FOR_TICK, $signal;	434	push @cf::WAIT_FOR_TICK, $signal;
365	$signal->wait;	435	$signal->wait;
366	} else {	436	} else {
367	Coro::schedule;	437	Coro::schedule;
368	}	438	}
369	}	439	}
370	};	440	};
371		441
372	sub get_slot($;$$) {	442	sub get_slot($;$$) {
		443	return if tick_inhibit || $Coro::current == $Coro::main;
		444
373	my ($time, $pri, $name) = @_;	445	my ($time, $pri, $name) = @_;
374		446
375	$time = $TICK * .6 if $time > $TICK * .6;	447	$time = $TICK * .6 if $time > $TICK * .6;
376	my $sig = new Coro::Signal;	448	my $sig = new Coro::Signal;
377		449
…		…
391		463
392	BEGIN { *async = \&Coro::async_pool }	464	BEGIN { *async = \&Coro::async_pool }
393		465
394	=item cf::sync_job { BLOCK }	466	=item cf::sync_job { BLOCK }
395		467
396	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	468	The design of Deliantra requires that the main coroutine ($Coro::main)
397	is always able to handle events or runnable, as Crossfire TRT is only	469	is always able to handle events or runnable, as Deliantra is only
398	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	470	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
399	acceptable.	471	acceptable.
400		472
401	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
402	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
…		…
407		479
408	sub sync_job(&) {	480	sub sync_job(&) {
409	my ($job) = @_;	481	my ($job) = @_;
410		482
411	if ($Coro::current == $Coro::main) {	483	if ($Coro::current == $Coro::main) {
412	my $time = Event::time;	484	my $time = EV::time;
413		485
414	# this is the main coro, too bad, we have to block	486	# this is the main coro, too bad, we have to block
415	# till the operation succeeds, freezing the server :/	487	# till the operation succeeds, freezing the server :/
416		488
417	# TODO: use suspend/resume instead	489	LOG llevError, Carp::longmess "sync job";#d#
418	# (but this is cancel-safe)	490
419	my $freeze_guard = freeze_mainloop;	491	my $freeze_guard = freeze_mainloop;
420		492
421	my $busy = 1;	493	my $busy = 1;
422	my @res;	494	my @res;
423		495
424	(async {	496	(async {
		497	$Coro::current->desc ("sync job coro");
425	@res = eval { $job->() };	498	@res = eval { $job->() };
426	warn $@ if $@;	499	warn $@ if $@;
427	undef $busy;	500	undef $busy;
428	})->prio (Coro::PRIO_MAX);	501	})->prio (Coro::PRIO_MAX);
429		502
430	while ($busy) {	503	while ($busy) {
431	Coro::cede or Event::one_event;	504	if (Coro::nready) {
		505	Coro::cede_notself;
		506	} else {
		507	EV::loop EV::LOOP_ONESHOT;
432	}	508	}
		509	}
433		510
434	$time = Event::time - $time;	511	my $time = EV::time - $time;
435		512
436	LOG llevError | logBacktrace, Carp::longmess "long sync job"
437	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
438
439	$tick_start += $time; # do not account sync jobs to server load	513	$TICK_START += $time; # do not account sync jobs to server load
440		514
441	wantarray ? @res : $res[0]	515	wantarray ? @res : $res[0]
442	} else {	516	} else {
443	# we are in another coroutine, how wonderful, everything just works	517	# we are in another coroutine, how wonderful, everything just works
444		518
…		…
469	=item fork_call { }, $args	543	=item fork_call { }, $args
470		544
471	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
472	process, returning the results. Everything must be serialisable with	546	process, returning the results. Everything must be serialisable with
473	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
474	never block itself or use any form of Event handling.	548	never block itself or use any form of event handling.
475		549
476	=cut	550	=cut
477		551
478	sub fork_call(&@) {	552	sub fork_call(&@) {
479	my ($cb, @args) = @_;	553	my ($cb, @args) = @_;
480		554
481	# we seemingly have to make a local copy of the whole thing,	555	# we seemingly have to make a local copy of the whole thing,
482	# otherwise perl prematurely frees the stuff :/	556	# otherwise perl prematurely frees the stuff :/
483	# TODO: investigate and fix (liekly this will be rather laborious)	557	# TODO: investigate and fix (likely this will be rather laborious)
484		558
485	my @res = Coro::Util::fork_eval {	559	my @res = Coro::Util::fork_eval {
486	reset_signals;	560	reset_signals;
487	&$cb	561	&$cb
488	}, @args;	562	}, @args;
489		563
490	wantarray ? @res : $res[-1]	564	wantarray ? @res : $res[-1]
491	}	565	}
492		566
		567	=item $coin = coin_from_name $name
		568
		569	=cut
		570
		571	our %coin_alias = (
		572	"silver" => "silvercoin",
		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
		592	}
		593
493	=item $value = cf::db_get $family => $key	594	=item $value = cf::db_get $family => $key
494		595
495	Returns a single value from the environment database.	596	Returns a single value from the environment database.
496		597
497	=item cf::db_put $family => $key => $value	598	=item cf::db_put $family => $key => $value
498		599
499	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
500	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).
501		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
502	=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	}
503		626
504	our $DB;	627	our $DB;
505		628
506	sub db_init {	629	sub db_init {
507	unless ($DB) {
508	$DB = BDB::db_create $DB_ENV;
509
510	cf::sync_job {	630	cf::sync_job {
511	eval {	631	$DB ||= db_table "db";
512	$DB->set_flags (BDB::CHKSUM);
513
514	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
515	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
516	cf::cleanup "db_open(db): $!" if $!;
517	};
518	cf::cleanup "db_open(db): $@" if $@;
519	};
520	}	632	};
521	}	633	}
522		634
523	sub db_get($$) {	635	sub db_get($$) {
524	my $key = "$_[0]/$_[1]";	636	my $key = "$_[0]/$_[1]";
525		637
…		…
575	if (1) {	687	if (1) {
576	$md5 =	688	$md5 =
577	join "\x00",	689	join "\x00",
578	$processversion,	690	$processversion,
579	map {	691	map {
580	Coro::cede;	692	cf::cede_to_tick;
581	($src->[$_], Digest::MD5::md5_hex $data[$_])	693	($src->[$_], Digest::MD5::md5_hex $data[$_])
582	} 0.. $#$src;	694	} 0.. $#$src;
583		695
584		696
585	my $dbmd5 = db_get cache => "$id/md5";	697	my $dbmd5 = db_get cache => "$id/md5";
…		…
623		735
624	#############################################################################	736	#############################################################################
625		737
626	=head2 ATTACHABLE OBJECTS	738	=head2 ATTACHABLE OBJECTS
627		739
628	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
629	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")
630	to it. All such attachable objects support the following methods.	742	to it. All such attachable objects support the following methods.
631		743
632	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>
633	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
634	Crossfire TRT).	746	Deliantra).
635		747
636	=over 4	748	=over 4
637		749
638	=item $attachable->attach ($attachment, key => $value...)	750	=item $attachable->attach ($attachment, key => $value...)
639		751
…		…
683	=item cf::CLASS::attachment $name, ...	795	=item cf::CLASS::attachment $name, ...
684		796
685	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
686	given CLASS can refer to this attachment.	798	given CLASS can refer to this attachment.
687		799
688	Some classes such as crossfire maps and objects can specify attachments	800	Some classes such as deliantra maps and objects can specify attachments
689	that are attached at load/instantiate time, thus the need for a name.	801	that are attached at load/instantiate time, thus the need for a name.
690		802
691	These calls expect any number of the following handler/hook descriptions:	803	These calls expect any number of the following handler/hook descriptions:
692		804
693	=over 4	805	=over 4
…		…
921	}	1033	}
922		1034
923	0	1035	0
924	}	1036	}
925		1037
926	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
927		1039
928	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1040	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
929		1041
930	Generate an object-specific event with the given arguments.	1042	Generate an object-specific event with the given arguments.
931		1043
…		…
937		1049
938	=cut	1050	=cut
939		1051
940	#############################################################################	1052	#############################################################################
941	# object support	1053	# object support
942	#
943		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#
944	sub _can_merge {	1088	sub _can_merge {
945	my ($ob1, $ob2) = @_;	1089	my ($ob1, $ob2) = @_;
946		1090
947	local $Storable::canonical = 1;	1091	++$SLOW_MERGES;#d#
948	my $fob1 = Storable::freeze $ob1;
949	my $fob2 = Storable::freeze $ob2;
950		1092
951	$fob1 eq $fob2	1093	# we do the slow way here
		1094	return _object_equal $ob1, $ob2
952	}	1095	}
953		1096
954	sub reattach {	1097	sub reattach {
955	# basically do the same as instantiate, without calling instantiate	1098	# basically do the same as instantiate, without calling instantiate
956	my ($obj) = @_;	1099	my ($obj) = @_;
957		1100
		1101	# no longer needed after getting rid of delete_package?
958	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
959		1103
960	my $registry = $obj->registry;	1104	my $registry = $obj->registry;
961		1105
962	@$registry = ();	1106	@$registry = ();
963		1107
…		…
978	cf::attachable->attach (	1122	cf::attachable->attach (
979	prio => -1000000,	1123	prio => -1000000,
980	on_instantiate => sub {	1124	on_instantiate => sub {
981	my ($obj, $data) = @_;	1125	my ($obj, $data) = @_;
982		1126
983	$data = from_json $data;	1127	$data = decode_json $data;
984		1128
985	for (@$data) {	1129	for (@$data) {
986	my ($name, $args) = @$_;	1130	my ($name, $args) = @$_;
987		1131
988	$obj->attach ($name, %{$args || {} });	1132	$obj->attach ($name, %{$args || {} });
…		…
1004	sub object_freezer_save {	1148	sub object_freezer_save {
1005	my ($filename, $rdata, $objs) = @_;	1149	my ($filename, $rdata, $objs) = @_;
1006		1150
1007	sync_job {	1151	sync_job {
1008	if (length $$rdata) {	1152	if (length $$rdata) {
		1153	utf8::decode (my $decname = $filename);
1009	warn sprintf "saving %s (%d,%d)\n",	1154	warn sprintf "saving %s (%d,%d)\n",
1010	$filename, length $$rdata, scalar @$objs;	1155	$decname, length $$rdata, scalar @$objs;
1011		1156
1012	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1157	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1013	chmod SAVE_MODE, $fh;	1158	aio_chmod $fh, SAVE_MODE;
1014	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1159	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1015	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	}
1016	close $fh;	1164	aio_close $fh;
1017		1165
1018	if (@$objs) {	1166	if (@$objs) {
1019	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) {
1020	chmod SAVE_MODE, $fh;	1168	aio_chmod $fh, SAVE_MODE;
1021	my $data = Storable::nfreeze { version => 1, objs => $objs };	1169	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1022	aio_write $fh, 0, (length $data), $data, 0;	1170	aio_write $fh, 0, (length $data), $data, 0;
1023	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	}
1024	close $fh;	1175	aio_close $fh;
1025	aio_rename "$filename.pst~", "$filename.pst";	1176	aio_rename "$filename.pst~", "$filename.pst";
1026	}	1177	}
1027	} else {	1178	} else {
1028	aio_unlink "$filename.pst";	1179	aio_unlink "$filename.pst";
1029	}	1180	}
1030		1181
1031	aio_rename "$filename~", $filename;	1182	aio_rename "$filename~", $filename;
		1183
		1184	$filename =~ s%/[^/]+$%%;
		1185	aio_pathsync $filename if $cf::USE_FSYNC;
1032	} else {	1186	} else {
1033	warn "FATAL: $filename~: $!\n";	1187	warn "unable to save objects: $filename~: $!\n";
1034	}	1188	}
1035	} else {	1189	} else {
1036	aio_unlink $filename;	1190	aio_unlink $filename;
1037	aio_unlink "$filename.pst";	1191	aio_unlink "$filename.pst";
1038	}	1192	}
1039	}	1193	};
1040	}	1194	}
1041		1195
1042	sub object_freezer_as_string {	1196	sub object_freezer_as_string {
1043	my ($rdata, $objs) = @_;	1197	my ($rdata, $objs) = @_;
1044		1198
…		…
1056	or return;	1210	or return;
1057		1211
1058	unless (aio_stat "$filename.pst") {	1212	unless (aio_stat "$filename.pst") {
1059	(aio_load "$filename.pst", $av) >= 0	1213	(aio_load "$filename.pst", $av) >= 0
1060	or return;	1214	or return;
		1215
1061	$av = eval { (Storable::thaw $av)->{objs} };	1216	my $st = eval { Coro::Storable::thaw $av };
		1217	$av = $st->{objs};
1062	}	1218	}
1063		1219
		1220	utf8::decode (my $decname = $filename);
1064	warn sprintf "loading %s (%d)\n",	1221	warn sprintf "loading %s (%d,%d)\n",
1065	$filename, length $data, scalar @{$av || []};	1222	$decname, length $data, scalar @{$av || []};
		1223
1066	return ($data, $av);	1224	($data, $av)
1067	}	1225	}
1068		1226
1069	=head2 COMMAND CALLBACKS	1227	=head2 COMMAND CALLBACKS
1070		1228
1071	=over 4	1229	=over 4
…		…
1125	my ($name, $cb) = @_;	1283	my ($name, $cb) = @_;
1126		1284
1127	$EXTICMD{$name} = $cb;	1285	$EXTICMD{$name} = $cb;
1128	}	1286	}
1129		1287
		1288	use File::Glob ();
		1289
1130	cf::player->attach (	1290	cf::player->attach (
1131	on_command => sub {	1291	on_command => sub {
1132	my ($pl, $name, $params) = @_;	1292	my ($pl, $name, $params) = @_;
1133		1293
1134	my $cb = $COMMAND{$name}	1294	my $cb = $COMMAND{$name}
…		…
1149	my ($type, $reply, @payload) =	1309	my ($type, $reply, @payload) =
1150	"ARRAY" eq ref $msg	1310	"ARRAY" eq ref $msg
1151	? @$msg	1311	? @$msg
1152	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	1312	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
1153		1313
		1314	my @reply;
		1315
1154	if (my $cb = $EXTCMD{$type}) {	1316	if (my $cb = $EXTCMD{$type}) {
1155	my @reply = $cb->($pl, @payload);	1317	@reply = $cb->($pl, @payload);
1156
1157	$pl->ext_reply ($reply, @reply)
1158	if $reply;
1159	}	1318	}
		1319
		1320	$pl->ext_reply ($reply, @reply)
		1321	if $reply;
		1322
1160	} else {	1323	} else {
1161	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1324	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1162	}	1325	}
1163		1326
1164	cf::override;	1327	cf::override;
1165	},	1328	},
1166	);	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	}
1167		1343
1168	sub load_extensions {	1344	sub load_extensions {
1169	cf::sync_job {	1345	cf::sync_job {
1170	my %todo;	1346	my %todo;
1171		1347
…		…
1191		1367
1192	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1368	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1193	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1369	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1194		1370
1195	$ext{source} =	1371	$ext{source} =
1196	"package $pkg; use strict; use utf8;\n"	1372	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1197	. "#line 1 \"$path\"\n{\n"	1373	. "#line 1 \"$path\"\n{\n"
1198	. $source	1374	. $source
1199	. "\n};\n1";	1375	. "\n};\n1";
1200		1376
1201	$todo{$base} = \%ext;	1377	$todo{$base} = \%ext;
…		…
1217	my $msg = $@ ? "$v->{path}: $@\n"	1393	my $msg = $@ ? "$v->{path}: $@\n"
1218	: "$v->{base}: extension inactive.\n";	1394	: "$v->{base}: extension inactive.\n";
1219		1395
1220	if (exists $v->{meta}{mandatory}) {	1396	if (exists $v->{meta}{mandatory}) {
1221	warn $msg;	1397	warn $msg;
1222	warn "mandatory extension failed to load, exiting.\n";	1398	cf::cleanup "mandatory extension failed to load, exiting.";
1223	exit 1;
1224	}	1399	}
1225		1400
1226	warn $msg;	1401	warn $msg;
1227	}	1402	}
1228		1403
…		…
1242		1417
1243	=back	1418	=back
1244		1419
1245	=head2 CORE EXTENSIONS	1420	=head2 CORE EXTENSIONS
1246		1421
1247	Functions and methods that extend core crossfire objects.	1422	Functions and methods that extend core deliantra objects.
1248		1423
1249	=cut	1424	=cut
1250		1425
1251	package cf::player;	1426	package cf::player;
1252		1427
1253	use Coro::AIO;	1428	use Coro::AIO;
1254		1429
1255	=head3 cf::player	1430	=head3 cf::player
1256		1431
1257	=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	}
1258		1447
1259	=item cf::player::find $login	1448	=item cf::player::find $login
1260		1449
1261	Returns the given player object, loading it if necessary (might block).	1450	Returns the given player object, loading it if necessary (might block).
1262		1451
…		…
1281		1470
1282	sub exists($) {	1471	sub exists($) {
1283	my ($login) = @_;	1472	my ($login) = @_;
1284		1473
1285	$cf::PLAYER{$login}	1474	$cf::PLAYER{$login}
1286	or cf::sync_job { !aio_stat path $login }	1475	or !aio_stat path $login
1287	}	1476	}
1288		1477
1289	sub find($) {	1478	sub find($) {
1290	return $cf::PLAYER{$_[0]} || do {	1479	return $cf::PLAYER{$_[0]} || do {
1291	my $login = $_[0];	1480	my $login = $_[0];
…		…
1298	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1487	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1299	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1488	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1300	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1489	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1301	aio_unlink +(playerdir $login) . "/$login.pl";	1490	aio_unlink +(playerdir $login) . "/$login.pl";
1302		1491
1303	my $pl = load_pl path $login	1492	my $f = new_from_file cf::object::thawer path $login
1304	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;
1305	$cf::PLAYER{$login} = $pl	1500	$cf::PLAYER{$login} = $pl
1306	}	1501	}
1307	}	1502	}
1308	}	1503	}
1309		1504
…		…
1318	return if $pl->{deny_save};	1513	return if $pl->{deny_save};
1319		1514
1320	aio_mkdir playerdir $pl, 0770;	1515	aio_mkdir playerdir $pl, 0770;
1321	$pl->{last_save} = $cf::RUNTIME;	1516	$pl->{last_save} = $cf::RUNTIME;
1322		1517
		1518	cf::get_slot 0.01;
		1519
1323	$pl->save_pl ($path);	1520	$pl->save_pl ($path);
1324	Coro::cede;	1521	cf::cede_to_tick;
1325	}	1522	}
1326		1523
1327	sub new($) {	1524	sub new($) {
1328	my ($login) = @_;	1525	my ($login) = @_;
1329		1526
…		…
1358	my ($pl) = @_;	1555	my ($pl) = @_;
1359		1556
1360	my $name = $pl->ob->name;	1557	my $name = $pl->ob->name;
1361		1558
1362	$pl->{deny_save} = 1;	1559	$pl->{deny_save} = 1;
1363	$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
1364		1561
1365	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1562	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1366	$pl->deactivate;	1563	$pl->deactivate;
		1564	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1565	$pl->ob->check_score;
1367	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1566	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1368	$pl->ns->destroy if $pl->ns;	1567	$pl->ns->destroy if $pl->ns;
1369		1568
1370	my $path = playerdir $pl;	1569	my $path = playerdir $pl;
1371	my $temp = "$path~$cf::RUNTIME~deleting~";	1570	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1407	or return [];	1606	or return [];
1408		1607
1409	my @logins;	1608	my @logins;
1410		1609
1411	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") {
1412	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1616	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1413	aio_read $fh, 0, 512, my $buf, 0 or next;	1617	aio_read $fh, 0, 512, my $buf, 0 or next;
1414	$buf !~ /^password -------------$/m or next; # official not-valid tag	1618	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1619	}
1415		1620
1416	utf8::decode $login;	1621	utf8::decode $login;
1417	push @logins, $login;	1622	push @logins, $login;
1418	}	1623	}
1419		1624
…		…
1446	}	1651	}
1447		1652
1448	\@paths	1653	\@paths
1449	}	1654	}
1450		1655
1451	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1656	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1452		1657
1453	Expand crossfire pod fragments into protocol xml.	1658	Expand deliantra pod fragments into protocol xml.
1454
1455	=cut
1456
1457	sub expand_cfpod {
1458	((my $self), (local $_)) = @_;
1459
1460	# escape & and <
1461	s/&/&amp;/g;
1462	s/(?<![BIUGH])</&lt;/g;
1463
1464	# this is buggy, it needs to properly take care of nested <'s
1465
1466	1 while
1467	# replace B<>, I<>, U<> etc.
1468	s/B<([^\>]*)>/<b>$1<\/b>/
1469	|| s/I<([^\>]*)>/<i>$1<\/i>/
1470	|| s/U<([^\>]*)>/<u>$1<\/u>/
1471	# replace G<male|female> tags
1472	|| s{G<([^>|]*)\|([^>]*)>}{
1473	$self->gender ? $2 : $1
1474	}ge
1475	# replace H<hint text>
1476	|| s{H<([^\>]*)>}
1477	{
1478	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1479	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1480	"")
1481	[$self->{hintmode}]
1482	}ge;
1483
1484	# create single paragraphs (very hackish)
1485	s/(?<=\S)\n(?=\w)/ /g;
1486
1487	# compress some whitespace
1488	s/\s+\n/\n/g; # ws line-ends
1489	s/\n\n+/\n/g; # double lines
1490	s/^\n+//; # beginning lines
1491	s/\n+$//; # ending lines
1492
1493	$_
1494	}
1495
1496	sub hintmode {
1497	$_[0]{hintmode} = $_[1] if @_ > 1;
1498	$_[0]{hintmode}
1499	}
1500		1659
1501	=item $player->ext_reply ($msgid, @msg)	1660	=item $player->ext_reply ($msgid, @msg)
1502		1661
1503	Sends an ext reply to the player.	1662	Sends an ext reply to the player.
1504		1663
…		…
1571	our $MAX_RESET = 3600;	1730	our $MAX_RESET = 3600;
1572	our $DEFAULT_RESET = 3000;	1731	our $DEFAULT_RESET = 3000;
1573		1732
1574	sub generate_random_map {	1733	sub generate_random_map {
1575	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
1576	# mit "rum" bekleckern, nicht	1738	# mit "rum" bekleckern, nicht
1577	$self->_create_random_map (	1739	$self->_create_random_map (
1578	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1740	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1579	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1741	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1580	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1742	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1702		1864
1703	# the temporary/swap location	1865	# the temporary/swap location
1704	sub save_path {	1866	sub save_path {
1705	my ($self) = @_;	1867	my ($self) = @_;
1706		1868
1707	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1869	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1708	"$TMPDIR/$path.map"	1870	"$TMPDIR/$path.map"
1709	}	1871	}
1710		1872
1711	# the unique path, undef == no special unique path	1873	# the unique path, undef == no special unique path
1712	sub uniq_path {	1874	sub uniq_path {
1713	my ($self) = @_;	1875	my ($self) = @_;
1714		1876
1715	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1877	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1716	"$UNIQUEDIR/$path"	1878	"$UNIQUEDIR/$path"
1717	}
1718
1719	# and all this just because we cannot iterate over
1720	# all maps in C++...
1721	sub change_all_map_light {
1722	my ($change) = @_;
1723
1724	$_->change_map_light ($change)
1725	for grep $_->outdoor, values %cf::MAP;
1726	}	1879	}
1727		1880
1728	sub decay_objects {	1881	sub decay_objects {
1729	my ($self) = @_;	1882	my ($self) = @_;
1730		1883
…		…
1743		1896
1744	sub load_header_from($) {	1897	sub load_header_from($) {
1745	my ($self, $path) = @_;	1898	my ($self, $path) = @_;
1746		1899
1747	utf8::encode $path;	1900	utf8::encode $path;
1748	#aio_open $path, O_RDONLY, 0	1901	my $f = new_from_file cf::object::thawer $path
1749	# or return;
1750
1751	$self->_load_header ($path)
1752	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;
1753		1909
1754	$self->{load_path} = $path;	1910	$self->{load_path} = $path;
1755		1911
1756	1	1912	1
1757	}	1913	}
…		…
1811	sub find {	1967	sub find {
1812	my ($path, $origin) = @_;	1968	my ($path, $origin) = @_;
1813		1969
1814	$path = normalise $path, $origin && $origin->path;	1970	$path = normalise $path, $origin && $origin->path;
1815		1971
		1972	my $guard1 = cf::lock_acquire "map_data:$path";#d#remove
1816	cf::lock_wait "map_find:$path";	1973	my $guard2 = cf::lock_acquire "map_find:$path";
1817		1974
1818	$cf::MAP{$path} || do {	1975	$cf::MAP{$path} || do {
1819	my $guard = cf::lock_acquire "map_find:$path";
1820	my $map = new_from_path cf::map $path	1976	my $map = new_from_path cf::map $path
1821	or return;	1977	or return;
1822		1978
1823	$map->{last_save} = $cf::RUNTIME;	1979	$map->{last_save} = $cf::RUNTIME;
1824		1980
…		…
1826	or return;	1982	or return;
1827		1983
1828	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1984	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1829	# doing this can freeze the server in a sync job, obviously	1985	# doing this can freeze the server in a sync job, obviously
1830	#$cf::WAIT_FOR_TICK->wait;	1986	#$cf::WAIT_FOR_TICK->wait;
		1987	undef $guard2;
		1988	undef $guard1;
1831	$map->reset;	1989	$map->reset;
1832	undef $guard;
1833	return find $path;	1990	return find $path;
1834	}	1991	}
1835		1992
1836	$cf::MAP{$path} = $map	1993	$cf::MAP{$path} = $map
1837	}	1994	}
…		…
1846	local $self->{deny_reset} = 1; # loading can take a long time	2003	local $self->{deny_reset} = 1; # loading can take a long time
1847		2004
1848	my $path = $self->{path};	2005	my $path = $self->{path};
1849		2006
1850	{	2007	{
1851	my $guard = cf::lock_acquire "map_load:$path";	2008	my $guard = cf::lock_acquire "map_data:$path";
1852		2009
		2010	return unless $self->valid;
1853	return if $self->in_memory != cf::MAP_SWAPPED;	2011	return unless $self->in_memory == cf::MAP_SWAPPED;
1854		2012
1855	$self->in_memory (cf::MAP_LOADING);	2013	$self->in_memory (cf::MAP_LOADING);
1856		2014
1857	$self->alloc;	2015	$self->alloc;
1858		2016
1859	$self->pre_load;	2017	$self->pre_load;
1860	Coro::cede;	2018	cf::cede_to_tick;
1861		2019
		2020	my $f = new_from_file cf::object::thawer $self->{load_path};
		2021	$f->skip_block;
1862	$self->_load_objects ($self->{load_path}, 1)	2022	$self->_load_objects ($f)
1863	or return;	2023	or return;
1864		2024
1865	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2025	$self->post_load_original
1866	if delete $self->{load_original};	2026	if delete $self->{load_original};
1867		2027
1868	if (my $uniq = $self->uniq_path) {	2028	if (my $uniq = $self->uniq_path) {
1869	utf8::encode $uniq;	2029	utf8::encode $uniq;
1870	if (aio_open $uniq, O_RDONLY, 0) {	2030	unless (aio_stat $uniq) {
		2031	if (my $f = new_from_file cf::object::thawer $uniq) {
1871	$self->clear_unique_items;	2032	$self->clear_unique_items;
1872	$self->_load_objects ($uniq, 0);	2033	$self->_load_objects ($f);
		2034	$f->resolve_delayed_derefs;
		2035	}
1873	}	2036	}
1874	}	2037	}
1875		2038
1876	Coro::cede;	2039	$f->resolve_delayed_derefs;
		2040
		2041	cf::cede_to_tick;
1877	# now do the right thing for maps	2042	# now do the right thing for maps
1878	$self->link_multipart_objects;	2043	$self->link_multipart_objects;
1879	$self->difficulty ($self->estimate_difficulty)	2044	$self->difficulty ($self->estimate_difficulty)
1880	unless $self->difficulty;	2045	unless $self->difficulty;
1881	Coro::cede;	2046	cf::cede_to_tick;
1882		2047
1883	unless ($self->{deny_activate}) {	2048	unless ($self->{deny_activate}) {
1884	$self->decay_objects;	2049	$self->decay_objects;
1885	$self->fix_auto_apply;	2050	$self->fix_auto_apply;
1886	$self->update_buttons;	2051	$self->update_buttons;
1887	Coro::cede;	2052	cf::cede_to_tick;
1888	$self->set_darkness_map;
1889	Coro::cede;
1890	$self->activate;	2053	$self->activate;
1891	}	2054	}
1892		2055
1893	$self->{last_save} = $cf::RUNTIME;	2056	$self->{last_save} = $cf::RUNTIME;
1894	$self->last_access ($cf::RUNTIME);	2057	$self->last_access ($cf::RUNTIME);
1895		2058
1896	$self->in_memory (cf::MAP_IN_MEMORY);	2059	$self->in_memory (cf::MAP_ACTIVE);
1897	}	2060	}
1898		2061
1899	$self->post_load;	2062	$self->post_load;
1900	}	2063	}
1901		2064
…		…
1944	}	2107	}
1945		2108
1946	sub do_load_sync {	2109	sub do_load_sync {
1947	my ($map) = @_;	2110	my ($map) = @_;
1948		2111
		2112	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2113	if $Coro::current == $Coro::main;
		2114
1949	cf::sync_job { $map->load };	2115	cf::sync_job { $map->load };
1950	}	2116	}
1951		2117
1952	our %MAP_PREFETCH;	2118	our %MAP_PREFETCH;
1953	our $MAP_PREFETCHER = undef;	2119	our $MAP_PREFETCHER = undef;
1954		2120
1955	sub find_async {	2121	sub find_async {
1956	my ($path, $origin) = @_;	2122	my ($path, $origin, $load) = @_;
1957		2123
1958	$path = normalise $path, $origin && $origin->{path};	2124	$path = normalise $path, $origin && $origin->{path};
1959		2125
1960	if (my $map = $cf::MAP{$path}) {	2126	if (my $map = $cf::MAP{$path}) {
1961	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2127	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1962	}	2128	}
1963		2129
1964	undef $MAP_PREFETCH{$path};	2130	$MAP_PREFETCH{$path} |= $load;
		2131
1965	$MAP_PREFETCHER ||= cf::async {	2132	$MAP_PREFETCHER ||= cf::async {
		2133	$Coro::current->{desc} = "map prefetcher";
		2134
1966	while (%MAP_PREFETCH) {	2135	while (%MAP_PREFETCH) {
1967	for my $path (keys %MAP_PREFETCH) {	2136	while (my ($k, $v) = each %MAP_PREFETCH) {
1968	if (my $map = find $path) {	2137	if (my $map = find $k) {
1969	$map->load;	2138	$map->load if $v;
1970	}	2139	}
1971		2140
1972	delete $MAP_PREFETCH{$path};	2141	delete $MAP_PREFETCH{$k};
1973	}	2142	}
1974	}	2143	}
1975	undef $MAP_PREFETCHER;	2144	undef $MAP_PREFETCHER;
1976	};	2145	};
1977	$MAP_PREFETCHER->prio (6);	2146	$MAP_PREFETCHER->prio (6);
…		…
1980	}	2149	}
1981		2150
1982	sub save {	2151	sub save {
1983	my ($self) = @_;	2152	my ($self) = @_;
1984		2153
1985	my $lock = cf::lock_acquire "map_data:" . $self->path;	2154	my $lock = cf::lock_acquire "map_data:$self->{path}";
1986		2155
1987	$self->{last_save} = $cf::RUNTIME;	2156	$self->{last_save} = $cf::RUNTIME;
1988		2157
1989	return unless $self->dirty;	2158	return unless $self->dirty;
1990		2159
…		…
1996	return if $self->{deny_save};	2165	return if $self->{deny_save};
1997		2166
1998	local $self->{last_access} = $self->last_access;#d#	2167	local $self->{last_access} = $self->last_access;#d#
1999		2168
2000	cf::async {	2169	cf::async {
		2170	$Coro::current->{desc} = "map player save";
2001	$_->contr->save for $self->players;	2171	$_->contr->save for $self->players;
2002	};	2172	};
		2173
		2174	cf::get_slot 0.02;
2003		2175
2004	if ($uniq) {	2176	if ($uniq) {
2005	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2177	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2006	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2178	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2007	} else {	2179	} else {
…		…
2013	my ($self) = @_;	2185	my ($self) = @_;
2014		2186
2015	# save first because save cedes	2187	# save first because save cedes
2016	$self->save;	2188	$self->save;
2017		2189
2018	my $lock = cf::lock_acquire "map_data:" . $self->path;	2190	my $lock = cf::lock_acquire "map_data:$self->{path}";
2019		2191
2020	return if $self->players;	2192	return if $self->players;
2021	return if $self->in_memory != cf::MAP_IN_MEMORY;	2193	return if $self->in_memory != cf::MAP_ACTIVE;
2022	return if $self->{deny_save};	2194	return if $self->{deny_save};
2023		2195
		2196	$self->in_memory (cf::MAP_SWAPPED);
		2197
		2198	$self->deactivate;
		2199	$_->clear_links_to ($self) for values %cf::MAP;
2024	$self->clear;	2200	$self->clear;
2025	$self->in_memory (cf::MAP_SWAPPED);
2026	}	2201	}
2027		2202
2028	sub reset_at {	2203	sub reset_at {
2029	my ($self) = @_;	2204	my ($self) = @_;
2030		2205
…		…
2062	if $uniq;	2237	if $uniq;
2063	}	2238	}
2064		2239
2065	delete $cf::MAP{$self->path};	2240	delete $cf::MAP{$self->path};
2066		2241
		2242	$self->deactivate;
		2243	$_->clear_links_to ($self) for values %cf::MAP;
2067	$self->clear;	2244	$self->clear;
2068
2069	$_->clear_links_to ($self) for values %cf::MAP;
2070		2245
2071	$self->unlink_save;	2246	$self->unlink_save;
2072	$self->destroy;	2247	$self->destroy;
2073	}	2248	}
2074		2249
2075	my $nuke_counter = "aaaa";	2250	my $nuke_counter = "aaaa";
2076		2251
2077	sub nuke {	2252	sub nuke {
2078	my ($self) = @_;	2253	my ($self) = @_;
2079		2254
		2255	{
		2256	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2257
2080	delete $cf::MAP{$self->path};	2258	delete $cf::MAP{$self->path};
2081		2259
2082	$self->unlink_save;	2260	$self->unlink_save;
2083		2261
2084	bless $self, "cf::map";	2262	bless $self, "cf::map";
2085	delete $self->{deny_reset};	2263	delete $self->{deny_reset};
2086	$self->{deny_save} = 1;	2264	$self->{deny_save} = 1;
2087	$self->reset_timeout (1);	2265	$self->reset_timeout (1);
2088	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2266	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2089		2267
2090	$cf::MAP{$self->path} = $self;	2268	$cf::MAP{$self->path} = $self;
		2269	}
2091		2270
2092	$self->reset; # polite request, might not happen	2271	$self->reset; # polite request, might not happen
2093	}	2272	}
2094		2273
2095	=item $maps = cf::map::tmp_maps	2274	=item $maps = cf::map::tmp_maps
…		…
2137		2316
2138	sub unique_maps() {	2317	sub unique_maps() {
2139	[	2318	[
2140	map {	2319	map {
2141	utf8::decode $_;	2320	utf8::decode $_;
2142	/\.map$/	2321	s/\.map$//; # TODO future compatibility hack
		2322	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2323	? ()
2143	? normalise $_	2324	: normalise $_
2144	: ()
2145	} @{ aio_readdir $UNIQUEDIR or [] }	2325	} @{ aio_readdir $UNIQUEDIR or [] }
2146	]	2326	]
2147	}	2327	}
2148		2328
2149	package cf;
2150
2151	=back	2329	=back
2152		2330
2153	=head3 cf::object	2331	=head3 cf::object
2154		2332
2155	=cut	2333	=cut
…		…
2158		2336
2159	=over 4	2337	=over 4
2160		2338
2161	=item $ob->inv_recursive	2339	=item $ob->inv_recursive
2162		2340
2163	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.
2164		2343
2165	=cut	2344	=cut
2166		2345
2167	sub inv_recursive_;	2346	sub inv_recursive_;
2168	sub inv_recursive_ {	2347	sub inv_recursive_ {
…		…
2171		2350
2172	sub inv_recursive {	2351	sub inv_recursive {
2173	inv_recursive_ inv $_[0]	2352	inv_recursive_ inv $_[0]
2174	}	2353	}
2175		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
2176	package cf;	2383	package cf;
2177		2384
2178	=back	2385	=back
2179		2386
2180	=head3 cf::object::player	2387	=head3 cf::object::player
…		…
2186	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>
2187	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
2188	dialogue with the given NPC character.	2395	dialogue with the given NPC character.
2189		2396
2190	=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	};
2191		2412
2192	# rough implementation of a future "reply" method that works	2413	# rough implementation of a future "reply" method that works
2193	# with dialog boxes.	2414	# with dialog boxes.
2194	#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
2195	sub cf::object::player::reply($$$;$) {	2416	sub cf::object::player::reply($$$;$) {
…		…
2207	my $dialog = $pl->{npc_dialog};	2428	my $dialog = $pl->{npc_dialog};
2208	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));	2429	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2209		2430
2210	} else {	2431	} else {
2211	$msg = $npc->name . " says: $msg" if $npc;	2432	$msg = $npc->name . " says: $msg" if $npc;
2212	$self->message ($msg, $flags);	2433	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2213	}	2434	}
2214	}	2435	}
2215	}	2436	}
2216		2437
2217	=item $object->send_msg ($channel, $msg, $color, [extra...])	2438	=item $object->send_msg ($channel, $msg, $color, [extra...])
…		…
2242		2463
2243	=item $player_object->enter_link	2464	=item $player_object->enter_link
2244		2465
2245	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}>).
2246		2467
2247	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.
2248	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.
2249		2472
2250	Will never block.	2473	Will never block.
2251		2474
2252	=item $player_object->leave_link ($map, $x, $y)	2475	=item $player_object->leave_link ($map, $x, $y)
2253		2476
…		…
2311		2534
2312	$map->load;	2535	$map->load;
2313	$map->load_neighbours;	2536	$map->load_neighbours;
2314		2537
2315	return unless $self->contr->active;	2538	return unless $self->contr->active;
		2539	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2316	$self->activate_recursive;	2540	$self->activate_recursive;
2317		2541
2318	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2542	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2319	$self->enter_map ($map, $x, $y);	2543	$self->enter_map ($map, $x, $y);
2320	}	2544	}
…		…
2325	her, loading and preparing them map, calling the provided $check callback	2549	her, loading and preparing them map, calling the provided $check callback
2326	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
2327	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
2328	be called at the end of this process.	2552	be called at the end of this process.
2329		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
2330	=cut	2557	=cut
2331		2558
2332	our $GOTOGEN;	2559	our $GOTOGEN;
2333		2560
2334	sub cf::object::player::goto {	2561	sub cf::object::player::goto {
…		…
2338	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2565	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2339		2566
2340	$self->enter_link;	2567	$self->enter_link;
2341		2568
2342	(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
2343	my $map = eval {	2591	my $map = eval {
2344	my $map = cf::map::find $path;	2592	my $map = defined $path ? cf::map::find $path : undef;
2345		2593
2346	if ($map) {	2594	if ($map) {
2347	$map = $map->customise_for ($self);	2595	$map = $map->customise_for ($self);
2348	$map = $check->($map) if $check && $map;	2596	$map = $check->($map) if $check && $map;
2349	} else {	2597	} else {
2350	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2598	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2351	}	2599	}
2352		2600
2353	$map	2601	$map
2354	};	2602	};
2355		2603
…		…
2391	}	2639	}
2392		2640
2393	sub prepare_random_map {	2641	sub prepare_random_map {
2394	my ($exit) = @_;	2642	my ($exit) = @_;
2395		2643
2396	my $guard = cf::lock_acquire "exit_prepare:$exit";
2397
2398	# all this does is basically replace the /! path by	2644	# all this does is basically replace the /! path by
2399	# a new random map path (?random/...) with a seed	2645	# a new random map path (?random/...) with a seed
2400	# that depends on the exit object	2646	# that depends on the exit object
2401		2647
2402	my $rmp = parse_random_map_params $exit->msg;	2648	my $rmp = parse_random_map_params $exit->msg;
…		…
2404	if ($exit->map) {	2650	if ($exit->map) {
2405	$rmp->{region} = $exit->region->name;	2651	$rmp->{region} = $exit->region->name;
2406	$rmp->{origin_map} = $exit->map->path;	2652	$rmp->{origin_map} = $exit->map->path;
2407	$rmp->{origin_x} = $exit->x;	2653	$rmp->{origin_x} = $exit->x;
2408	$rmp->{origin_y} = $exit->y;	2654	$rmp->{origin_y} = $exit->y;
		2655
		2656	$exit->map->touch;
2409	}	2657	}
2410		2658
2411	$rmp->{random_seed} ||= $exit->random_seed;	2659	$rmp->{random_seed} ||= $exit->random_seed;
2412		2660
2413	my $data = cf::to_json $rmp;	2661	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2414	my $md5 = Digest::MD5::md5_hex $data;	2662	my $md5 = Digest::MD5::md5_hex $data;
2415	my $meta = "$RANDOMDIR/$md5.meta";	2663	my $meta = "$RANDOMDIR/$md5.meta";
2416		2664
2417	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2665	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2418	aio_write $fh, 0, (length $data), $data, 0;	2666	aio_write $fh, 0, (length $data), $data, 0;
2419	undef $fh;	2667	undef $fh;
2420	aio_rename "$meta~", $meta;	2668	aio_rename "$meta~", $meta;
2421		2669
		2670	my $slaying = "?random/$md5";
		2671
		2672	if ($exit->valid) {
2422	$exit->slaying ("?random/$md5");	2673	$exit->slaying ("?random/$md5");
2423	$exit->msg (undef);	2674	$exit->msg (undef);
		2675	}
2424	}	2676	}
2425	}	2677	}
2426		2678
2427	sub cf::object::player::enter_exit {	2679	sub cf::object::player::enter_exit {
2428	my ($self, $exit) = @_;	2680	my ($self, $exit) = @_;
2429		2681
2430	return unless $self->type == cf::PLAYER;	2682	return unless $self->type == cf::PLAYER;
2431		2683
2432	if ($exit->slaying eq "/!") {
2433	#TODO: this should de-fi-ni-te-ly not be a sync-job
2434	# the problem is that $exit might not survive long enough
2435	# so it needs to be done right now, right here
2436	cf::sync_job { prepare_random_map $exit };
2437	}
2438
2439	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2440	my $hp = $exit->stats->hp;
2441	my $sp = $exit->stats->sp;
2442
2443	$self->enter_link;	2684	$self->enter_link;
2444		2685
2445	# if exit is damned, update players death & WoR home-position
2446	$self->contr->savebed ($slaying, $hp, $sp)
2447	if $exit->flag (FLAG_DAMNED);
2448
2449	(async {	2686	(async {
2450	$self->deactivate_recursive; # just to be sure	2687	$Coro::current->{desc} = "enter_exit";
		2688
2451	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
2452	$self->goto ($slaying, $hp, $sp);	2704	$self->goto ($map, $x, $y);
2453		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
2454	1;	2710	1
2455	}) {	2711	}) {
2456	$self->message ("Something went wrong deep within the crossfire server. "	2712	$self->message ("Something went wrong deep within the deliantra server. "
2457	. "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. "
2458	. "Please report this to the dungeon master!",	2714	. "Please report this to the dungeon master!",
2459	cf::NDI_UNIQUE | cf::NDI_RED);	2715	cf::NDI_UNIQUE | cf::NDI_RED);
2460		2716
2461	warn "ERROR in enter_exit: $@";	2717	warn "ERROR in enter_exit: $@";
…		…
2489	the message, with C<log> being the default. If C<$color> is negative, suppress	2745	the message, with C<log> being the default. If C<$color> is negative, suppress
2490	the message unless the client supports the msg packet.	2746	the message unless the client supports the msg packet.
2491		2747
2492	=cut	2748	=cut
2493		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" => $CHAT_CHANNEL,
		2850	);
		2851
2494	sub cf::client::send_msg {	2852	sub cf::client::send_msg {
2495	my ($self, $channel, $msg, $color, @extra) = @_;	2853	my ($self, $channel, $msg, $color, @extra) = @_;
2496		2854
2497	$msg = $self->pl->expand_cfpod ($msg);	2855	$msg = $self->pl->expand_cfpod ($msg)
		2856	unless $color & cf::NDI_VERBATIM;
2498		2857
2499	$color &= cf::NDI_CLIENT_MASK; # just in case...	2858	$color &= cf::NDI_CLIENT_MASK; # just in case...
2500		2859
		2860	# check predefined channels, for the benefit of C
		2861	if ($CHANNEL{$channel}) {
		2862	$channel = $CHANNEL{$channel};
		2863
		2864	$self->ext_msg (channel_info => $channel);
		2865	$channel = $channel->{id};
		2866
2501	if (ref $channel) {	2867	} elsif (ref $channel) {
2502	# send meta info to client, if not yet sent	2868	# send meta info to client, if not yet sent
2503	unless (exists $self->{channel}{$channel->{id}}) {	2869	unless (exists $self->{channel}{$channel->{id}}) {
2504	$self->{channel}{$channel->{id}} = $channel;	2870	$self->{channel}{$channel->{id}} = $channel;
2505	$self->ext_msg (channel_info => $channel);	2871	$self->ext_msg (channel_info => $channel);
2506	}	2872	}
…		…
2508	$channel = $channel->{id};	2874	$channel = $channel->{id};
2509	}	2875	}
2510		2876
2511	return unless @extra || length $msg;	2877	return unless @extra || length $msg;
2512		2878
2513	if ($self->can_msg) {
2514	# default colour, mask it out	2879	# default colour, mask it out
2515	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)	2880	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
2516	if $color & cf::NDI_DEF;	2881	if $color & cf::NDI_DEF;
2517		2882
2518	$self->send_packet ("msg " . $self->{json_coder}->encode (	2883	my $pkt = "msg "
		2884	. $self->{json_coder}->encode (
2519	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]));	2885	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
2520	} else {	2886	);
2521	if ($color >= 0) {
2522	# replace some tags by gcfclient-compatible ones
2523	for ($msg) {
2524	1 while
2525	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2526	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2527	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2528	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2529	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2530	}
2531		2887
2532	$color &= cf::NDI_COLOR_MASK;	2888	# try lzf for large packets
		2889	$pkt = "lzf " . Compress::LZF::compress $pkt
		2890	if 1024 <= length $pkt and $self->{can_lzf};
2533		2891
2534	utf8::encode $msg;	2892	# split very large packets
2535		2893	if (8192 < length $pkt and $self->{can_lzf}) {
2536	if (0 && $msg =~ /\[/) {	2894	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
2537	# COMMAND/INFO	2895	$pkt = "frag";
2538	$self->send_packet ("drawextinfo $color 10 8 $msg")
2539	} else {
2540	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2541	$self->send_packet ("drawinfo $color $msg")
2542	}
2543	}
2544	}	2896	}
		2897
		2898	$self->send_packet ($pkt);
2545	}	2899	}
2546		2900
2547	=item $client->ext_msg ($type, @msg)	2901	=item $client->ext_msg ($type, @msg)
2548		2902
2549	Sends an ext event to the client.	2903	Sends an ext event to the client.
…		…
2551	=cut	2905	=cut
2552		2906
2553	sub cf::client::ext_msg($$@) {	2907	sub cf::client::ext_msg($$@) {
2554	my ($self, $type, @msg) = @_;	2908	my ($self, $type, @msg) = @_;
2555		2909
2556	my $extcmd = $self->extcmd;
2557
2558	if ($extcmd == 2) {	2910	if ($self->extcmd == 2) {
2559	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));	2911	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
2560	} elsif ($extcmd == 1) { # TODO: remove	2912	} elsif ($self->extcmd == 1) { # TODO: remove
2561	push @msg, msgtype => "event_$type";	2913	push @msg, msgtype => "event_$type";
2562	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2914	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2563	}	2915	}
2564	}	2916	}
2565		2917
…		…
2572	sub cf::client::ext_reply($$@) {	2924	sub cf::client::ext_reply($$@) {
2573	my ($self, $id, @msg) = @_;	2925	my ($self, $id, @msg) = @_;
2574		2926
2575	if ($self->extcmd == 2) {	2927	if ($self->extcmd == 2) {
2576	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));	2928	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
2577	} elsif ($self->ns->extcmd == 1) {	2929	} elsif ($self->extcmd == 1) {
2578	#TODO: version 1, remove	2930	#TODO: version 1, remove
2579	unshift @msg, msgtype => "reply", msgid => $id;	2931	unshift @msg, msgtype => "reply", msgid => $id;
2580	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));	2932	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
2581	}	2933	}
2582	}	2934	}
…		…
2646	my ($type, $reply, @payload) =	2998	my ($type, $reply, @payload) =
2647	"ARRAY" eq ref $msg	2999	"ARRAY" eq ref $msg
2648	? @$msg	3000	? @$msg
2649	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove	3001	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
2650		3002
		3003	my @reply;
		3004
2651	if (my $cb = $EXTICMD{$type}) {	3005	if (my $cb = $EXTICMD{$type}) {
2652	my @reply = $cb->($ns, @payload);	3006	@reply = $cb->($ns, @payload);
2653
2654	$ns->ext_reply ($reply, @reply)
2655	if $reply;
2656	}	3007	}
		3008
		3009	$ns->ext_reply ($reply, @reply)
		3010	if $reply;
		3011
2657	} else {	3012	} else {
2658	warn "client " . ($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";
2659	}	3014	}
2660		3015
2661	cf::override;	3016	cf::override;
…		…
2721	=pod	3076	=pod
2722		3077
2723	The following functions and methods are available within a safe environment:	3078	The following functions and methods are available within a safe environment:
2724		3079
2725	cf::object	3080	cf::object
2726	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
2727	insert remove name archname title slaying race	3082	insert remove name archname title slaying race decrease split
		3083	value
2728		3084
2729	cf::object::player	3085	cf::object::player
2730	player	3086	player
2731		3087
2732	cf::player	3088	cf::player
…		…
2737		3093
2738	=cut	3094	=cut
2739		3095
2740	for (	3096	for (
2741	["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
2742	insert remove inv name archname title slaying race)],	3098	insert remove inv nrof name archname title slaying race
		3099	decrease split destroy change_exp value msg lore send_msg)],
2743	["cf::object::player" => qw(player)],	3100	["cf::object::player" => qw(player)],
2744	["cf::player" => qw(peaceful)],	3101	["cf::player" => qw(peaceful send_msg)],
2745	["cf::map" => qw(trigger)],	3102	["cf::map" => qw(trigger)],
2746	) {	3103	) {
2747	no strict 'refs';	3104	no strict 'refs';
2748	my ($pkg, @funs) = @$_;	3105	my ($pkg, @funs) = @$_;
2749	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})	3106	*{"safe::$pkg\::$_"} = $safe_hole->wrap (\&{"$pkg\::$_"})
…		…
2766	my ($code, %vars) = @_;	3123	my ($code, %vars) = @_;
2767		3124
2768	my $qcode = $code;	3125	my $qcode = $code;
2769	$qcode =~ s/"/‟/g; # not allowed in #line filenames	3126	$qcode =~ s/"/‟/g; # not allowed in #line filenames
2770	$qcode =~ s/\n/\\n/g;	3127	$qcode =~ s/\n/\\n/g;
		3128
		3129	%vars = (_dummy => 0) unless %vars;
2771		3130
2772	local $_;	3131	local $_;
2773	local @safe::cf::_safe_eval_args = values %vars;	3132	local @safe::cf::_safe_eval_args = values %vars;
2774		3133
2775	my $eval =	3134	my $eval =
…		…
2823	# the server's init and main functions	3182	# the server's init and main functions
2824		3183
2825	sub load_facedata($) {	3184	sub load_facedata($) {
2826	my ($path) = @_;	3185	my ($path) = @_;
2827		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
2828	my $enc = JSON::XS->new->utf8->canonical;	3191	my $enc = JSON::XS->new->utf8->canonical->relaxed;
2829		3192
2830	warn "loading facedata from $path\n";	3193	warn "loading facedata from $path\n";
2831		3194
2832	my $facedata;	3195	my $facedata;
2833	0 < aio_load $path, $facedata	3196	0 < aio_load $path, $facedata
…		…
2839	or cf::cleanup "$path: version mismatch, cannot proceed.";	3202	or cf::cleanup "$path: version mismatch, cannot proceed.";
2840		3203
2841	# patch in the exptable	3204	# patch in the exptable
2842	$facedata->{resource}{"res/exp_table"} = {	3205	$facedata->{resource}{"res/exp_table"} = {
2843	type => FT_RSRC,	3206	type => FT_RSRC,
2844	data => $enc->encode ([map cf::level_to_min_exp $_, 0 .. cf::settings->max_level]),	3207	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
2845	};	3208	};
2846	cf::cede_to_tick;	3209	cf::cede_to_tick;
2847		3210
2848	{	3211	{
2849	my $faces = $facedata->{faceinfo};	3212	my $faces = $facedata->{faceinfo};
2850		3213
2851	while (my ($face, $info) = each %$faces) {	3214	while (my ($face, $info) = each %$faces) {
2852	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3215	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3216
2853	cf::face::set_visibility $idx, $info->{visibility};	3217	cf::face::set_visibility $idx, $info->{visibility};
2854	cf::face::set_magicmap $idx, $info->{magicmap};	3218	cf::face::set_magicmap $idx, $info->{magicmap};
2855	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};	3219	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2856	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};	3220	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2857		3221
2858	cf::cede_to_tick;	3222	cf::cede_to_tick;
2859	}	3223	}
2860		3224
2861	while (my ($face, $info) = each %$faces) {	3225	while (my ($face, $info) = each %$faces) {
2862	next unless $info->{smooth};	3226	next unless $info->{smooth};
		3227
2863	my $idx = cf::face::find $face	3228	my $idx = cf::face::find $face
2864	or next;	3229	or next;
		3230
2865	if (my $smooth = cf::face::find $info->{smooth}) {	3231	if (my $smooth = cf::face::find $info->{smooth}) {
2866	cf::face::set_smooth $idx, $smooth;	3232	cf::face::set_smooth $idx, $smooth;
2867	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3233	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2868	} else {	3234	} else {
2869	warn "smooth face '$info->{smooth}' not found for face '$face'";	3235	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2887	{	3253	{
2888	# TODO: for gcfclient pleasure, we should give resources	3254	# TODO: for gcfclient pleasure, we should give resources
2889	# that gcfclient doesn't grok a >10000 face index.	3255	# that gcfclient doesn't grok a >10000 face index.
2890	my $res = $facedata->{resource};	3256	my $res = $facedata->{resource};
2891		3257
2892	my $soundconf = delete $res->{"res/sound.conf"};
2893
2894	while (my ($name, $info) = each %$res) {	3258	while (my ($name, $info) = each %$res) {
		3259	if (defined $info->{type}) {
2895	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3260	my $idx = (cf::face::find $name) || cf::face::alloc $name;
2896	my $data;	3261	my $data;
2897		3262
2898	if ($info->{type} & 1) {	3263	if ($info->{type} & 1) {
2899	# prepend meta info	3264	# prepend meta info
2900		3265
2901	my $meta = $enc->encode ({	3266	my $meta = $enc->encode ({
2902	name => $name,	3267	name => $name,
2903	%{ $info->{meta} || {} },	3268	%{ $info->{meta} || {} },
2904	});	3269	});
2905		3270
2906	$data = pack "(w/a*)*", $meta, $info->{data};	3271	$data = pack "(w/a*)*", $meta, $info->{data};
		3272	} else {
		3273	$data = $info->{data};
		3274	}
		3275
		3276	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3277	cf::face::set_type $idx, $info->{type};
		3278	} else {
		3279	$RESOURCE{$name} = $info;
2907	}	3280	}
2908		3281
2909	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2910	cf::face::set_type $idx, $info->{type};
2911
2912	cf::cede_to_tick;	3282	cf::cede_to_tick;
2913	}	3283	}
2914
2915	if ($soundconf) {
2916	$soundconf = $enc->decode (delete $soundconf->{data});
2917
2918	for (0 .. SOUND_CAST_SPELL_0 - 1) {
2919	my $sound = $soundconf->{compat}[$_]
2920	or next;
2921
2922	my $face = cf::face::find "sound/$sound->[1]";
2923	cf::sound::set $sound->[0] => $face;
2924	cf::sound::old_sound_index $_, $face; # gcfclient-compat
2925	}
2926
2927	while (my ($k, $v) = each %{$soundconf->{event}}) {
2928	my $face = cf::face::find "sound/$v";
2929	cf::sound::set $k => $face;
2930	}
2931	}
2932	}	3284	}
		3285
		3286	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
2933		3287
2934	1	3288	1
2935	}	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 => $face;
		3307	}
		3308	}
		3309	});
2936		3310
2937	register_exticmd fx_want => sub {	3311	register_exticmd fx_want => sub {
2938	my ($ns, $want) = @_;	3312	my ($ns, $want) = @_;
2939		3313
2940	while (my ($k, $v) = each %$want) {	3314	while (my ($k, $v) = each %$want) {
2941	$ns->fx_want ($k, $v);	3315	$ns->fx_want ($k, $v);
2942	}	3316	}
2943	};	3317	};
2944		3318
		3319	sub load_resource_file($) {
		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	$status
		3327	}
		3328
2945	sub reload_regions {	3329	sub reload_regions {
		3330	# HACK to clear player env face cache, we need some signal framework
		3331	# for this (global event?)
		3332	%ext::player_env::MUSIC_FACE_CACHE = ();
		3333
2946	load_resource_file "$MAPDIR/regions"	3334	load_resource_file "$MAPDIR/regions"
2947	or die "unable to load regions file\n";	3335	or die "unable to load regions file\n";
2948		3336
2949	for (cf::region::list) {	3337	for (cf::region::list) {
2950	$_->{match} = qr/$_->{match}/	3338	$_->{match} = qr/$_->{match}/
…		…
2958	}	3346	}
2959		3347
2960	sub reload_archetypes {	3348	sub reload_archetypes {
2961	load_resource_file "$DATADIR/archetypes"	3349	load_resource_file "$DATADIR/archetypes"
2962	or die "unable to load archetypes\n";	3350	or die "unable to load archetypes\n";
2963	#d# NEED to laod twice to resolve forward references
2964	# this really needs to be done in an extra post-pass
2965	# (which needs to be synchronous, so solve it differently)
2966	load_resource_file "$DATADIR/archetypes"
2967	or die "unable to load archetypes\n";
2968	}	3351	}
2969		3352
2970	sub reload_treasures {	3353	sub reload_treasures {
2971	load_resource_file "$DATADIR/treasures"	3354	load_resource_file "$DATADIR/treasures"
2972	or die "unable to load treasurelists\n";	3355	or die "unable to load treasurelists\n";
2973	}	3356	}
2974		3357
2975	sub reload_resources {	3358	sub reload_resources {
2976	warn "reloading resource files...\n";	3359	warn "reloading resource files...\n";
2977		3360
		3361	reload_facedata;
		3362	reload_archetypes;
2978	reload_regions;	3363	reload_regions;
2979	reload_facedata;
2980	#reload_archetypes;#d#
2981	reload_archetypes;
2982	reload_treasures;	3364	reload_treasures;
2983		3365
2984	warn "finished reloading resource files\n";	3366	warn "finished reloading resource files\n";
2985	}	3367	}
2986		3368
2987	sub init {	3369	sub reload_config {
2988	reload_resources;
2989	}
2990
2991	sub cfg_load {
2992	open my $fh, "<:utf8", "$CONFDIR/config"	3370	open my $fh, "<:utf8", "$CONFDIR/config"
2993	or return;	3371	or return;
2994		3372
2995	local $/;	3373	local $/;
2996	*CFG = YAML::Syck::Load <$fh>;	3374	*CFG = YAML::Load <$fh>;
2997		3375
2998	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3376	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2999		3377
3000	$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};
3001	$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};
…		…
3007	};	3385	};
3008	warn $@ if $@;	3386	warn $@ if $@;
3009	}	3387	}
3010	}	3388	}
3011		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
3012	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
3013	# we must not ever block the main coroutine	3433	# we must not ever block the main coroutine
3014	local $Coro::idle = sub {	3434	local $Coro::idle = sub {
3015	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#
3016	(async {	3436	(async {
3017	Event::one_event;	3437	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3438	EV::loop EV::LOOP_ONESHOT;
3018	})->prio (Coro::PRIO_MAX);	3439	})->prio (Coro::PRIO_MAX);
3019	};	3440	};
3020		3441
3021	cfg_load;	3442	evthread_start IO::AIO::poll_fileno;
		3443
		3444	cf::sync_job {
		3445	reload_resources;
		3446	reload_config;
3022	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
3023	load_extensions;	3460	load_extensions;
3024		3461
3025	$TICK_WATCHER->start;	3462	utime time, time, $RUNTIMEFILE;
3026	Event::loop;	3463
		3464	# no (long-running) fork's whatsoever before this point(!)
		3465	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3466
		3467	(pop @POST_INIT)->(0) while @POST_INIT;
		3468	};
		3469
		3470	main_loop;
3027	}	3471	}
3028		3472
3029	#############################################################################	3473	#############################################################################
3030	# initialisation and cleanup	3474	# initialisation and cleanup
3031		3475
3032	# install some emergency cleanup handlers	3476	# install some emergency cleanup handlers
3033	BEGIN {	3477	BEGIN {
		3478	our %SIGWATCHER = ();
3034	for my $signal (qw(INT HUP TERM)) {	3479	for my $signal (qw(INT HUP TERM)) {
3035	Event->signal (	3480	$SIGWATCHER{$signal} = EV::signal $signal, sub {
3036	reentrant => 0,
3037	data => WF_AUTOCANCEL,
3038	signal => $signal,
3039	prio => 0,
3040	cb => sub {
3041	cf::cleanup "SIG$signal";	3481	cf::cleanup "SIG$signal";
3042	},
3043	);	3482	};
3044	}	3483	}
3045	}	3484	}
3046		3485
3047	sub write_runtime {	3486	sub write_runtime_sync {
3048	my $runtime = "$LOCALDIR/runtime";
3049
3050	# first touch the runtime file to show we are still running:	3487	# first touch the runtime file to show we are still running:
3051	# the fsync below can take a very very long time.	3488	# the fsync below can take a very very long time.
3052		3489
3053	IO::AIO::aio_utime $runtime, undef, undef;	3490	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
3054		3491
3055	my $guard = cf::lock_acquire "write_runtime";	3492	my $guard = cf::lock_acquire "write_runtime";
3056		3493
3057	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3494	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
3058	or return;	3495	or return;
3059		3496
3060	my $value = $cf::RUNTIME + 90 + 10;	3497	my $value = $cf::RUNTIME + 90 + 10;
3061	# 10 is the runtime save interval, for a monotonic clock	3498	# 10 is the runtime save interval, for a monotonic clock
3062	# 60 allows for the watchdog to kill the server.	3499	# 60 allows for the watchdog to kill the server.
…		…
3072	aio_utime $fh, undef, undef;	3509	aio_utime $fh, undef, undef;
3073		3510
3074	close $fh	3511	close $fh
3075	or return;	3512	or return;
3076		3513
3077	aio_rename "$runtime~", $runtime	3514	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3078	and return;	3515	and return;
3079		3516
3080	warn "runtime file written.\n";	3517	warn "runtime file written.\n";
3081		3518
3082	1	3519	1
		3520	}
		3521
		3522	our $uuid_lock;
		3523	our $uuid_skip;
		3524
		3525	sub write_uuid_sync($) {
		3526	$uuid_skip ||= $_[0];
		3527
		3528	return if $uuid_lock;
		3529	local $uuid_lock = 1;
		3530
		3531	my $uuid = "$LOCALDIR/uuid";
		3532
		3533	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3534	or return;
		3535
		3536	my $value = uuid_seq uuid_cur;
		3537
		3538	unless ($value) {
		3539	warn "cowardly refusing to write zero uuid value!\n";
		3540	return;
		3541	}
		3542
		3543	my $value = uuid_str $value + $uuid_skip;
		3544	$uuid_skip = 0;
		3545
		3546	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3547	and return;
		3548
		3549	# always fsync - this file is important
		3550	aio_fsync $fh
		3551	and return;
		3552
		3553	close $fh
		3554	or return;
		3555
		3556	aio_rename "$uuid~", $uuid
		3557	and return;
		3558
		3559	warn "uuid file written ($value).\n";
		3560
		3561	1
		3562
		3563	}
		3564
		3565	sub write_uuid($$) {
		3566	my ($skip, $sync) = @_;
		3567
		3568	$sync ? write_uuid_sync $skip
		3569	: async { write_uuid_sync $skip };
3083	}	3570	}
3084		3571
3085	sub emergency_save() {	3572	sub emergency_save() {
3086	my $freeze_guard = cf::freeze_mainloop;	3573	my $freeze_guard = cf::freeze_mainloop;
3087		3574
3088	warn "enter emergency perl save\n";	3575	warn "emergency_perl_save: enter\n";
3089		3576
3090	cf::sync_job {	3577	cf::sync_job {
		3578	# this is a trade-off: we want to be very quick here, so
		3579	# save all maps without fsync, and later call a global sync
		3580	# (which in turn might be very very slow)
		3581	local $USE_FSYNC = 0;
		3582
3091	# use a peculiar iteration method to avoid tripping on perl	3583	# use a peculiar iteration method to avoid tripping on perl
3092	# refcount bugs in for. also avoids problems with players	3584	# refcount bugs in for. also avoids problems with players
3093	# and maps saved/destroyed asynchronously.	3585	# and maps saved/destroyed asynchronously.
3094	warn "begin emergency player save\n";	3586	warn "emergency_perl_save: begin player save\n";
3095	for my $login (keys %cf::PLAYER) {	3587	for my $login (keys %cf::PLAYER) {
3096	my $pl = $cf::PLAYER{$login} or next;	3588	my $pl = $cf::PLAYER{$login} or next;
3097	$pl->valid or next;	3589	$pl->valid or next;
		3590	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3098	$pl->save;	3591	$pl->save;
3099	}	3592	}
3100	warn "end emergency player save\n";	3593	warn "emergency_perl_save: end player save\n";
3101		3594
3102	warn "begin emergency map save\n";	3595	warn "emergency_perl_save: begin map save\n";
3103	for my $path (keys %cf::MAP) {	3596	for my $path (keys %cf::MAP) {
3104	my $map = $cf::MAP{$path} or next;	3597	my $map = $cf::MAP{$path} or next;
3105	$map->valid or next;	3598	$map->valid or next;
3106	$map->save;	3599	$map->save;
3107	}	3600	}
3108	warn "end emergency map save\n";	3601	warn "emergency_perl_save: end map save\n";
3109		3602
3110	warn "begin emergency database checkpoint\n";	3603	warn "emergency_perl_save: begin database checkpoint\n";
3111	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
3112	warn "end emergency database checkpoint\n";	3605	warn "emergency_perl_save: end database checkpoint\n";
		3606
		3607	warn "emergency_perl_save: begin write uuid\n";
		3608	write_uuid_sync 1;
		3609	warn "emergency_perl_save: end write uuid\n";
3113	};	3610	};
3114		3611
		3612	warn "emergency_perl_save: starting sync()\n";
		3613	IO::AIO::aio_sync sub {
		3614	warn "emergency_perl_save: finished sync()\n";
		3615	};
		3616
3115	warn "leave emergency perl save\n";	3617	warn "emergency_perl_save: leave\n";
3116	}	3618	}
3117		3619
3118	sub post_cleanup {	3620	sub post_cleanup {
3119	my ($make_core) = @_;	3621	my ($make_core) = @_;
3120		3622
3121	warn Carp::longmess "post_cleanup backtrace"	3623	warn Carp::longmess "post_cleanup backtrace"
3122	if $make_core;	3624	if $make_core;
		3625
		3626	my $fh = pidfile;
		3627	unlink $PIDFILE if <$fh> == $$;
		3628	}
		3629
		3630	# a safer delete_package, copied from Symbol
		3631	sub clear_package($) {
		3632	my $pkg = shift;
		3633
		3634	# expand to full symbol table name if needed
		3635	unless ($pkg =~ /^main::.*::$/) {
		3636	$pkg = "main$pkg" if $pkg =~ /^::/;
		3637	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3638	$pkg .= '::' unless $pkg =~ /::$/;
		3639	}
		3640
		3641	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3642	my $stem_symtab = *{$stem}{HASH};
		3643
		3644	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3645	or return;
		3646
		3647	# clear all symbols
		3648	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3649	for my $name (keys %$leaf_symtab) {
		3650	_gv_clear *{"$pkg$name"};
		3651	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3652	}
		3653	warn "cleared package $pkg\n";#d#
3123	}	3654	}
3124		3655
3125	sub do_reload_perl() {	3656	sub do_reload_perl() {
3126	# can/must only be called in main	3657	# can/must only be called in main
3127	if ($Coro::current != $Coro::main) {	3658	if ($Coro::current != $Coro::main) {
3128	warn "can only reload from main coroutine";	3659	warn "can only reload from main coroutine";
3129	return;	3660	return;
3130	}	3661	}
3131		3662
		3663	return if $RELOAD++;
		3664
		3665	my $t1 = EV::time;
		3666
		3667	while ($RELOAD) {
3132	warn "reloading...";	3668	warn "reloading...";
3133		3669
3134	warn "entering sync_job";	3670	warn "entering sync_job";
3135		3671
3136	cf::sync_job {	3672	cf::sync_job {
3137	cf::write_runtime; # external watchdog should not bark	3673	cf::write_runtime_sync; # external watchdog should not bark
3138	cf::emergency_save;	3674	cf::emergency_save;
3139	cf::write_runtime; # external watchdog should not bark	3675	cf::write_runtime_sync; # external watchdog should not bark
3140		3676
3141	warn "syncing database to disk";	3677	warn "syncing database to disk";
3142	BDB::db_env_txn_checkpoint $DB_ENV;	3678	BDB::db_env_txn_checkpoint $DB_ENV;
3143		3679
3144	# if anything goes wrong in here, we should simply crash as we already saved	3680	# if anything goes wrong in here, we should simply crash as we already saved
3145		3681
3146	warn "cancelling all WF_AUTOCANCEL watchers";
3147	for (Event::all_watchers) {
3148	$_->cancel if $_->data & WF_AUTOCANCEL;
3149	}
3150
3151	warn "flushing outstanding aio requests";	3682	warn "flushing outstanding aio requests";
3152	for (;;) {
3153	BDB::flush;
3154	IO::AIO::flush;
3155	Coro::cede;
3156	last unless IO::AIO::nreqs || BDB::nreqs;	3683	while (IO::AIO::nreqs || BDB::nreqs) {
3157	warn "iterate...";	3684	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3158	}
3159
3160	++$RELOAD;
3161
3162	warn "cancelling all extension coros";
3163	$_->cancel for values %EXT_CORO;
3164	%EXT_CORO = ();
3165
3166	warn "removing commands";
3167	%COMMAND = ();
3168
3169	warn "removing ext/exti commands";
3170	%EXTCMD = ();
3171	%EXTICMD = ();
3172
3173	warn "unloading/nuking all extensions";
3174	for my $pkg (@EXTS) {
3175	warn "... unloading $pkg";
3176
3177	if (my $cb = $pkg->can ("unload")) {
3178	eval {
3179	$cb->($pkg);
3180	1
3181	} or warn "$pkg unloaded, but with errors: $@";
3182	}	3685	}
3183		3686
3184	warn "... nuking $pkg";	3687	warn "cancelling all extension coros";
3185	Symbol::delete_package $pkg;	3688	$_->cancel for values %EXT_CORO;
3186	}	3689	%EXT_CORO = ();
3187		3690
3188	warn "unloading all perl modules loaded from $LIBDIR";	3691	warn "removing commands";
3189	while (my ($k, $v) = each %INC) {	3692	%COMMAND = ();
3190	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3191		3693
		3694	warn "removing ext/exti commands";
		3695	%EXTCMD = ();
		3696	%EXTICMD = ();
		3697
		3698	warn "unloading/nuking all extensions";
		3699	for my $pkg (@EXTS) {
3192	warn "... unloading $k";	3700	warn "... unloading $pkg";
3193	delete $INC{$k};
3194		3701
3195	$k =~ s/\.pm$//;
3196	$k =~ s/\//::/g;
3197
3198	if (my $cb = $k->can ("unload_module")) {	3702	if (my $cb = $pkg->can ("unload")) {
		3703	eval {
3199	$cb->();	3704	$cb->($pkg);
		3705	1
		3706	} or warn "$pkg unloaded, but with errors: $@";
		3707	}
		3708
		3709	warn "... clearing $pkg";
		3710	clear_package $pkg;
3200	}	3711	}
3201		3712
3202	Symbol::delete_package $k;	3713	warn "unloading all perl modules loaded from $LIBDIR";
		3714	while (my ($k, $v) = each %INC) {
		3715	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3716
		3717	warn "... unloading $k";
		3718	delete $INC{$k};
		3719
		3720	$k =~ s/\.pm$//;
		3721	$k =~ s/\//::/g;
		3722
		3723	if (my $cb = $k->can ("unload_module")) {
		3724	$cb->();
		3725	}
		3726
		3727	clear_package $k;
3203	}	3728	}
3204		3729
3205	warn "getting rid of safe::, as good as possible";	3730	warn "getting rid of safe::, as good as possible";
3206	Symbol::delete_package "safe::$_"	3731	clear_package "safe::$_"
3207	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3732	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3208		3733
3209	warn "unloading cf.pm \"a bit\"";	3734	warn "unloading cf.pm \"a bit\"";
3210	delete $INC{"cf.pm"};	3735	delete $INC{"cf.pm"};
3211	delete $INC{"cf/pod.pm"};	3736	delete $INC{"cf/$_.pm"} for @EXTRA_MODULES;
3212		3737
3213	# don't, removes xs symbols, too,	3738	# don't, removes xs symbols, too,
3214	# and global variables created in xs	3739	# and global variables created in xs
3215	#Symbol::delete_package __PACKAGE__;	3740	#clear_package __PACKAGE__;
3216		3741
3217	warn "unload completed, starting to reload now";	3742	warn "unload completed, starting to reload now";
3218		3743
3219	warn "reloading cf.pm";	3744	warn "reloading cf.pm";
3220	require cf;	3745	require cf;
3221	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3746	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3222		3747
3223	warn "loading config and database again";	3748	warn "loading config and database again";
3224	cf::cfg_load;	3749	cf::reload_config;
3225		3750
3226	warn "loading extensions";	3751	warn "loading extensions";
3227	cf::load_extensions;	3752	cf::load_extensions;
3228		3753
		3754	if ($REATTACH_ON_RELOAD) {
3229	warn "reattaching attachments to objects/players";	3755	warn "reattaching attachments to objects/players";
3230	_global_reattach; # objects, sockets	3756	_global_reattach; # objects, sockets
3231	warn "reattaching attachments to maps";	3757	warn "reattaching attachments to maps";
3232	reattach $_ for values %MAP;	3758	reattach $_ for values %MAP;
3233	warn "reattaching attachments to players";	3759	warn "reattaching attachments to players";
3234	reattach $_ for values %PLAYER;	3760	reattach $_ for values %PLAYER;
		3761	}
3235		3762
		3763	warn "running post_init jobs";
		3764	(pop @POST_INIT)->(1) while @POST_INIT;
		3765
3236	warn "leaving sync_job";	3766	warn "leaving sync_job";
3237		3767
3238	1	3768	1
3239	} or do {	3769	} or do {
3240	warn $@;	3770	warn $@;
3241	warn "error while reloading, exiting.";	3771	cf::cleanup "error while reloading, exiting.";
3242	exit 1;
3243	};	3772	};
3244		3773
3245	warn "reloaded";	3774	warn "reloaded";
		3775	--$RELOAD;
		3776	}
		3777
		3778	$t1 = EV::time - $t1;
		3779	warn "reload completed in ${t1}s\n";
3246	};	3780	};
3247		3781
3248	our $RELOAD_WATCHER; # used only during reload	3782	our $RELOAD_WATCHER; # used only during reload
3249		3783
3250	sub reload_perl() {	3784	sub reload_perl() {
3251	# doing reload synchronously and two reloads happen back-to-back,	3785	# doing reload synchronously and two reloads happen back-to-back,
3252	# coro crashes during coro_state_free->destroy here.	3786	# coro crashes during coro_state_free->destroy here.
3253		3787
3254	$RELOAD_WATCHER ||= Event->timer (	3788	$RELOAD_WATCHER ||= cf::async {
3255	reentrant => 0,	3789	Coro::AIO::aio_wait cache_extensions;
3256	after => 0,	3790
3257	data => WF_AUTOCANCEL,	3791	$RELOAD_WATCHER = EV::timer $TICK * 1.5, 0, sub {
3258	cb => sub {
3259	do_reload_perl;	3792	do_reload_perl;
3260	undef $RELOAD_WATCHER;	3793	undef $RELOAD_WATCHER;
3261	},	3794	};
3262	);	3795	};
3263	}	3796	}
3264		3797
3265	register_command "reload" => sub {	3798	register_command "reload" => sub {
3266	my ($who, $arg) = @_;	3799	my ($who, $arg) = @_;
3267		3800
3268	if ($who->flag (FLAG_WIZ)) {	3801	if ($who->flag (FLAG_WIZ)) {
3269	$who->message ("reloading server.");	3802	$who->message ("reloading server.");
		3803	async {
		3804	$Coro::current->{desc} = "perl_reload";
3270	async { reload_perl };	3805	reload_perl;
		3806	};
3271	}	3807	}
3272	};	3808	};
3273		3809
3274	unshift @INC, $LIBDIR;	3810	unshift @INC, $LIBDIR;
3275		3811
…		…
3277		3813
3278	our @WAIT_FOR_TICK;	3814	our @WAIT_FOR_TICK;
3279	our @WAIT_FOR_TICK_BEGIN;	3815	our @WAIT_FOR_TICK_BEGIN;
3280		3816
3281	sub wait_for_tick {	3817	sub wait_for_tick {
3282	return unless $TICK_WATCHER->is_active;
3283	return if $Coro::current == $Coro::main;	3818	return if tick_inhibit || $Coro::current == $Coro::main;
3284		3819
3285	my $signal = new Coro::Signal;	3820	my $signal = new Coro::Signal;
3286	push @WAIT_FOR_TICK, $signal;	3821	push @WAIT_FOR_TICK, $signal;
3287	$signal->wait;	3822	$signal->wait;
3288	}	3823	}
3289		3824
3290	sub wait_for_tick_begin {	3825	sub wait_for_tick_begin {
3291	return unless $TICK_WATCHER->is_active;
3292	return if $Coro::current == $Coro::main;	3826	return if tick_inhibit || $Coro::current == $Coro::main;
3293		3827
3294	my $signal = new Coro::Signal;	3828	my $signal = new Coro::Signal;
3295	push @WAIT_FOR_TICK_BEGIN, $signal;	3829	push @WAIT_FOR_TICK_BEGIN, $signal;
3296	$signal->wait;	3830	$signal->wait;
3297	}	3831	}
3298		3832
3299	my $min = 1e6;#d#	3833	sub tick {
3300	my $avg = 10;
3301	$TICK_WATCHER = Event->timer (
3302	reentrant => 0,
3303	parked => 1,
3304	prio => 0,
3305	at => $NEXT_TICK || $TICK,
3306	data => WF_AUTOCANCEL,
3307	cb => sub {
3308	if ($Coro::current != $Coro::main) {	3834	if ($Coro::current != $Coro::main) {
3309	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3835	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3310	unless ++$bug_warning > 10;	3836	unless ++$bug_warning > 10;
3311	return;	3837	return;
3312	}	3838	}
3313		3839
3314	$NOW = $tick_start = Event::time;
3315
3316	cf::server_tick; # one server iteration	3840	cf::server_tick; # one server iteration
3317		3841
3318	0 && sync_job {#d#	3842	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3319	for(1..10) {	3843	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3320	my $t = Event::time;	3844	Coro::async_pool {
3321	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3845	$Coro::current->{desc} = "runtime saver";
3322	or die;	3846	write_runtime_sync
3323		3847	or warn "ERROR: unable to write runtime file: $!";
3324	$map->width (50);
3325	$map->height (50);
3326	$map->alloc;
3327	$map->_load_objects ("/tmp/x.map", 1);
3328	my $t = Event::time - $t;
3329
3330	#next unless $t < 0.0013;#d#
3331	if ($t < $min) {
3332	$min = $t;
3333	}
3334	$avg = $avg * 0.99 + $t * 0.01;
3335	}
3336	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3337	exit 0;
3338	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3339	};	3848	};
		3849	}
3340		3850
3341	$RUNTIME += $TICK;
3342	$NEXT_TICK += $TICK;
3343
3344	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3345	$NEXT_RUNTIME_WRITE = $NOW + 10;
3346	Coro::async_pool {
3347	write_runtime
3348	or warn "ERROR: unable to write runtime file: $!";
3349	};
3350	}
3351
3352	# my $AFTER = Event::time;
3353	# warn $AFTER - $NOW;#d#
3354
3355	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3851	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3356	$sig->send;	3852	$sig->send;
3357	}	3853	}
3358	while (my $sig = shift @WAIT_FOR_TICK) {	3854	while (my $sig = shift @WAIT_FOR_TICK) {
3359	$sig->send;	3855	$sig->send;
3360	}	3856	}
3361		3857
3362	$NOW = Event::time;	3858	$LOAD = ($NOW - $TICK_START) / $TICK;
3363
3364	# if we are delayed by four ticks or more, skip them all
3365	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3366
3367	$TICK_WATCHER->at ($NEXT_TICK);
3368	$TICK_WATCHER->start;
3369
3370	$LOAD = ($NOW - $tick_start) / $TICK;
3371	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3859	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3372		3860
3373	_post_tick;	3861	if (0) {
3374		3862	if ($NEXT_TICK) {
3375		3863	my $jitter = $TICK_START - $NEXT_TICK;
		3864	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3865	warn "jitter $JITTER\n";#d#
		3866	}
3376	},	3867	}
3377	);	3868	}
3378		3869
3379	{	3870	{
3380	BDB::max_poll_time $TICK * 0.1;	3871	# configure BDB
3381	$BDB_POLL_WATCHER = Event->io (	3872
3382	reentrant => 0,
3383	fd => BDB::poll_fileno,
3384	poll => 'r',
3385	prio => 0,
3386	data => WF_AUTOCANCEL,
3387	cb => \&BDB::poll_cb,
3388	);
3389	BDB::min_parallel 8;	3873	BDB::min_parallel 8;
3390		3874	BDB::max_poll_reqs $TICK * 0.1;
3391	BDB::set_sync_prepare {	3875	$AnyEvent::BDB::WATCHER->priority (1);
3392	my $status;
3393	my $current = $Coro::current;
3394	(
3395	sub {
3396	$status = $!;
3397	$current->ready; undef $current;
3398	},
3399	sub {
3400	Coro::schedule while defined $current;
3401	$! = $status;
3402	},
3403	)
3404	};
3405		3876
3406	unless ($DB_ENV) {	3877	unless ($DB_ENV) {
3407	$DB_ENV = BDB::db_env_create;	3878	$DB_ENV = BDB::db_env_create;
		3879	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3880	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3881	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3882	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3883	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3408		3884
3409	cf::sync_job {	3885	cf::sync_job {
3410	eval {	3886	eval {
3411	BDB::db_env_open	3887	BDB::db_env_open
3412	$DB_ENV,	3888	$DB_ENV,
…		…
3414	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3890	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3415	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3891	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3416	0666;	3892	0666;
3417		3893
3418	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3894	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3419
3420	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3421	$DB_ENV->set_lk_detect;
3422	};	3895	};
3423		3896
3424	cf::cleanup "db_env_open(db): $@" if $@;	3897	cf::cleanup "db_env_open(db): $@" if $@;
3425	};	3898	};
3426	}	3899	}
		3900
		3901	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3902	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3903	};
		3904	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3905	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3906	};
		3907	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3908	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3909	};
3427	}	3910	}
3428		3911
3429	{	3912	{
		3913	# configure IO::AIO
		3914
3430	IO::AIO::min_parallel 8;	3915	IO::AIO::min_parallel 8;
3431
3432	undef $Coro::AIO::WATCHER;
3433	IO::AIO::max_poll_time $TICK * 0.1;	3916	IO::AIO::max_poll_time $TICK * 0.1;
3434	$AIO_POLL_WATCHER = Event->io (	3917	undef $AnyEvent::AIO::WATCHER;
3435	reentrant => 0,
3436	data => WF_AUTOCANCEL,
3437	fd => IO::AIO::poll_fileno,
3438	poll => 'r',
3439	prio => 6,
3440	cb => \&IO::AIO::poll_cb,
3441	);
3442	}	3918	}
3443		3919
3444	my $_log_backtrace;	3920	my $_log_backtrace;
3445		3921
3446	sub _log_backtrace {	3922	sub _log_backtrace {
…		…
3449	$msg =~ s/\n//;	3925	$msg =~ s/\n//;
3450		3926
3451	# limit the # of concurrent backtraces	3927	# limit the # of concurrent backtraces
3452	if ($_log_backtrace < 2) {	3928	if ($_log_backtrace < 2) {
3453	++$_log_backtrace;	3929	++$_log_backtrace;
		3930	my $perl_bt = Carp::longmess $msg;
3454	async {	3931	async {
		3932	$Coro::current->{desc} = "abt $msg";
		3933
3455	my @bt = fork_call {	3934	my @bt = fork_call {
3456	@addr = map { sprintf "%x", $_ } @addr;	3935	@addr = map { sprintf "%x", $_ } @addr;
3457	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3936	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3458	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3937	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3459	or die "addr2line: $!";	3938	or die "addr2line: $!";
…		…
3467	}	3946	}
3468		3947
3469	@funcs	3948	@funcs
3470	};	3949	};
3471		3950
3472	LOG llevInfo, "[ABT] $msg\n";	3951	LOG llevInfo, "[ABT] $perl_bt\n";
		3952	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3473	LOG llevInfo, "[ABT] $_\n" for @bt;	3953	LOG llevInfo, "[ABT] $_\n" for @bt;
3474	--$_log_backtrace;	3954	--$_log_backtrace;
3475	};	3955	};
3476	} else {	3956	} else {
3477	LOG llevInfo, "[ABT] $msg\n";	3957	LOG llevInfo, "[ABT] $msg\n";
3478	LOG llevInfo, "[ABT] [suppressed]\n";	3958	LOG llevInfo, "[ABT] [suppressed]\n";
3479	}	3959	}
3480	}	3960	}
3481		3961
3482	# load additional modules	3962	# load additional modules
3483	use cf::pod;	3963	require "cf/$_.pm" for @EXTRA_MODULES;
3484		3964
3485	END { cf::emergency_save }	3965	END { cf::emergency_save }
3486		3966
3487	1	3967	1
3488		3968

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