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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.308 by root, Mon Jul 16 14:09:40 2007 UTC vs.
Revision 1.447 by root, Fri Sep 19 01:39:45 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
25	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
26	use BDB ();	52	use BDB ();
27	use Data::Dumper;	53	use Data::Dumper;
28	use Digest::MD5;	54	use Digest::MD5;
29	use Fcntl;	55	use Fcntl;
30	use YAML::Syck ();	56	use YAML ();
31	use IO::AIO 2.32 ();	57	use IO::AIO ();
32	use Time::HiRes;	58	use Time::HiRes;
33	use Compress::LZF;	59	use Compress::LZF;
34	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
35		63
36	# configure various modules to our taste	64	# configure various modules to our taste
37	#	65	#
38	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		69
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		71
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		73
51	our %COMMAND = ();	74	our %COMMAND = ();
…		…
58	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
59		82
60	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
61	our @EVENT;	84	our @EVENT;
62		85
63	our $CONFDIR = confdir;	86	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	87	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	88	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	89	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	90	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	91	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our $PIDFILE = "$LOCALDIR/pid";
		98	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		99
		100	our %RESOURCE;
74		101
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	104	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	105	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		106
		107	our $BDB_DEADLOCK_WATCHER;
		108	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	109	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	110	our $DB_ENV;
85		111
86	our %CFG;	112	our %CFG;
87		113
88	our $UPTIME; $UPTIME ||= time;	114	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	115	our $RUNTIME;
		116	our $NOW;
90		117
91	our %PLAYER; # all users	118	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	119	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	120	our $LINK_MAP; # the special {link} map, which is always available
94		121
95	# used to convert map paths into valid unix filenames by replacing / by ∕	122	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	123	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		124
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	126	our $LOADAVG; # same thing, but with alpha-smoothing
		127	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	128	our $TICK_START; # for load detecting purposes
101		129
102	binmode STDOUT;	130	binmode STDOUT;
103	binmode STDERR;	131	binmode STDERR;
104		132
105	# read virtual server time, if available	133	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	134	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	135	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	136	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	137	$RUNTIME = <$fh> + 0.;
110	}	138	}
111		139
112	mkdir $_	140	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		186
159	The raw value load value from the last tick.	187	The raw value load value from the last tick.
160		188
161	=item %cf::CFG	189	=item %cf::CFG
162		190
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	192	from wherever your confdir points to.
165		193
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	194	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		195
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
169	returns directly I<after> the tick processing (and consequently, can only wake one process	197	returns directly I<after> the tick processing (and consequently, can only wake one process
170	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	198	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		199
		200	=item @cf::INVOKE_RESULTS
		201
		202	This array contains the results of the last C<invoke ()> call. When
		203	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		204	that call.
		205
172	=back	206	=back
173		207
174	=cut	208	=cut
175		209
176	BEGIN {	210	BEGIN {
…		…
180	$msg .= "\n"	214	$msg .= "\n"
181	unless $msg =~ /\n$/;	215	unless $msg =~ /\n$/;
182		216
183	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184		218
185	utf8::encode $msg;
186	LOG llevError, $msg;	219	LOG llevError, $msg;
187	};	220	};
188	}	221	}
		222
		223	$Coro::State::DIEHOOK = sub {
		224	return unless $^S eq 0; # "eq", not "=="
		225
		226	if ($Coro::current == $Coro::main) {#d#
		227	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		228	return;#d#
		229	}#d#
		230
		231	# kill coroutine otherwise
		232	warn Carp::longmess $_[0];
		233	Coro::terminate
		234	};
		235
		236	$SIG{__DIE__} = sub { }; #d#?
189		237
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	248	for my $pkg (qw(
201	cf::global cf::attachable	249	cf::global cf::attachable
202	cf::object cf::object::player	250	cf::object cf::object::player
203	cf::client cf::player	251	cf::client cf::player
204	cf::arch cf::living	252	cf::arch cf::living
		253	cf::map cf::mapspace
205	cf::map cf::party cf::region	254	cf::party cf::region
206	)) {	255	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	257	}
210		258
211	$Event::DIED = sub {	259	$EV::DIED = sub {
212	warn "error in event callback: @_";	260	warn "error in event callback: @_";
213	};	261	};
214		262
215	#############################################################################	263	#############################################################################
216		264
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	287	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	288	$d
241	} || "[unable to dump $_[0]: '$@']";	289	} || "[unable to dump $_[0]: '$@']";
242	}	290	}
243		291
244	=item $ref = cf::from_json $json	292	=item $ref = cf::decode_json $json
245		293
246	Converts a JSON string into the corresponding perl data structure.	294	Converts a JSON string into the corresponding perl data structure.
247		295
248	=item $json = cf::to_json $ref	296	=item $json = cf::encode_json $ref
249		297
250	Converts a perl data structure into its JSON representation.	298	Converts a perl data structure into its JSON representation.
251		299
252	=cut	300	=cut
253		301
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		303
256	sub to_json ($) { $json_coder->encode ($_[0]) }	304	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	305	sub decode_json($) { $json_coder->decode ($_[0]) }
258		306
259	=item cf::lock_wait $string	307	=item cf::lock_wait $string
260		308
261	Wait until the given lock is available. See cf::lock_acquire.	309	Wait until the given lock is available. See cf::lock_acquire.
262		310
…		…
265	Wait until the given lock is available and then acquires it and returns	313	Wait until the given lock is available and then acquires it and returns
266	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	314	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
267	for example when the coroutine gets canceled), the lock is automatically	315	for example when the coroutine gets canceled), the lock is automatically
268	returned.	316	returned.
269		317
		318	Locks are *not* recursive, locking from the same coro twice results in a
		319	deadlocked coro.
		320
270	Lock names should begin with a unique identifier (for example, cf::map::find	321	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	322	uses map_find and cf::map::load uses map_load).
272		323
273	=item $locked = cf::lock_active $string	324	=item $locked = cf::lock_active $string
274		325
275	Return true if the lock is currently active, i.e. somebody has locked it.	326	Return true if the lock is currently active, i.e. somebody has locked it.
276		327
277	=cut	328	=cut
278		329
279	our %LOCK;	330	our %LOCK;
		331	our %LOCKER;#d#
280		332
281	sub lock_wait($) {	333	sub lock_wait($) {
282	my ($key) = @_;	334	my ($key) = @_;
		335
		336	if ($LOCKER{$key} == $Coro::current) {#d#
		337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		338	return;#d#
		339	}#d#
283		340
284	# wait for lock, if any	341	# wait for lock, if any
285	while ($LOCK{$key}) {	342	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;	343	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;	344	Coro::schedule;
…		…
293		350
294	# wait, to be sure we are not locked	351	# wait, to be sure we are not locked
295	lock_wait $key;	352	lock_wait $key;
296		353
297	$LOCK{$key} = [];	354	$LOCK{$key} = [];
		355	$LOCKER{$key} = $Coro::current;#d#
298		356
299	Coro::guard {	357	Coro::guard {
		358	delete $LOCKER{$key};#d#
300	# wake up all waiters, to be on the safe side	359	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };	360	$_->ready for @{ delete $LOCK{$key} };
302	}	361	}
303	}	362	}
304		363
…		…
307		366
308	! ! $LOCK{$key}	367	! ! $LOCK{$key}
309	}	368	}
310		369
311	sub freeze_mainloop {	370	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	371	tick_inhibit_inc;
313		372
314	my $guard = Coro::guard {	373	Coro::guard \&tick_inhibit_dec;
315	$TICK_WATCHER->start;	374	}
		375
		376	=item cf::periodic $interval, $cb
		377
		378	Like EV::periodic, but randomly selects a starting point so that the actions
		379	get spread over timer.
		380
		381	=cut
		382
		383	sub periodic($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
		389	}
		390
		391	=item cf::get_slot $time[, $priority[, $name]]
		392
		393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		394	This call blocks and returns only when you have at least C<$time> seconds
		395	of cpu time till the next tick. The slot is only valid till the next cede.
		396
		397	The optional C<$name> can be used to identify the job to run. It might be
		398	used for statistical purposes and should identify the same time-class.
		399
		400	Useful for short background jobs.
		401
		402	=cut
		403
		404	our @SLOT_QUEUE;
		405	our $SLOT_QUEUE;
		406
		407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		408	$SLOT_QUEUE = Coro::async {
		409	$Coro::current->desc ("timeslot manager");
		410
		411	my $signal = new Coro::Signal;
		412
		413	while () {
		414	next_job:
		415	my $avail = cf::till_tick;
		416	if ($avail > 0.01) {
		417	for (0 .. $#SLOT_QUEUE) {
		418	if ($SLOT_QUEUE[$_][0] < $avail) {
		419	my $job = splice @SLOT_QUEUE, $_, 1, ();
		420	$job->[2]->send;
		421	Coro::cede;
		422	goto next_job;
		423	}
		424	}
		425	}
		426
		427	if (@SLOT_QUEUE) {
		428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		429	push @cf::WAIT_FOR_TICK, $signal;
		430	$signal->wait;
		431	} else {
		432	Coro::schedule;
		433	}
316	};	434	}
317	$TICK_WATCHER->stop;	435	};
318	$guard	436
		437	sub get_slot($;$$) {
		438	return if tick_inhibit || $Coro::current == $Coro::main;
		439
		440	my ($time, $pri, $name) = @_;
		441
		442	$time = $TICK * .6 if $time > $TICK * .6;
		443	my $sig = new Coro::Signal;
		444
		445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		447	$SLOT_QUEUE->ready;
		448	$sig->wait;
319	}	449	}
320		450
321	=item cf::async { BLOCK }	451	=item cf::async { BLOCK }
322		452
323	Currently the same as Coro::async_pool, meaning you cannot use	453	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		458
329	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
330		460
331	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
332		462
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	464	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	465	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	466	acceptable.
337		467
338	If it must be done, put the blocking parts into C<sync_job>. This will run	468	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	469	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		474
345	sub sync_job(&) {	475	sub sync_job(&) {
346	my ($job) = @_;	476	my ($job) = @_;
347		477
348	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	479	my $time = EV::time;
350		480
351	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
353		483
354	# TODO: use suspend/resume instead	484	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	485
356	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
357		487
358	my $busy = 1;	488	my $busy = 1;
359	my @res;	489	my @res;
360		490
361	(async {	491	(async {
		492	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	493	@res = eval { $job->() };
363	warn $@ if $@;	494	warn $@ if $@;
364	undef $busy;	495	undef $busy;
365	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
366		497
367	while ($busy) {	498	while ($busy) {
368	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
369	}	503	}
		504	}
370		505
371	$time = Event::time - $time;	506	my $time = EV::time - $time;
372		507
373	LOG llevError | logBacktrace, Carp::longmess "long sync job"
374	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
375
376	$tick_start += $time; # do not account sync jobs to server load	508	$TICK_START += $time; # do not account sync jobs to server load
377		509
378	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
379	} else {	511	} else {
380	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
381		513
…		…
406	=item fork_call { }, $args	538	=item fork_call { }, $args
407		539
408	Executes the given code block with the given arguments in a seperate	540	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	542	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
412		544
413	=cut	545	=cut
414
415	sub _store_scalar {
416	open my $fh, ">", \my $buf
417	or die "fork_call: cannot open fh-to-buf in child : $!";
418	Storable::store_fd $_[0], $fh;
419	close $fh;
420
421	$buf
422	}
423		546
424	sub fork_call(&@) {	547	sub fork_call(&@) {
425	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
426		549
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	550	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	551	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	552	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		553
432	if (my $pid = fork) {	554	my @res = Coro::Util::fork_eval {
433	close $fh2;
434
435	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
436	warn "pst<$res>" unless $res =~ /^pst/;
437	$res = Coro::Storable::thaw $res;
438
439	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
440
441	Carp::confess $$res unless "ARRAY" eq ref $res;
442
443	return wantarray ? @$res : $res->[-1];
444	} else {
445	reset_signals;	555	reset_signals;
446	local $SIG{__WARN__};	556	&$cb
447	local $SIG{__DIE__};	557	}, @args;
448	# just in case, this hack effectively disables event
449	# in the child. cleaner and slower would be canceling all watchers,
450	# but this works for the time being.
451	local $Coro::idle;
452	$Coro::current->prio (Coro::PRIO_MAX);
453		558
454	eval {	559	wantarray ? @res : $res[-1]
455	close $fh1;	560	}
456		561
457	my @res = eval { $cb->(@args) };	562	=item $coin = coin_from_name $name
458		563
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	564	=cut
460	close $fh2;
461	};
462		565
463	warn $@ if $@;	566	our %coin_alias = (
464	_exit 0;	567	"silver" => "silvercoin",
465	}	568	"silvercoin" => "silvercoin",
		569	"silvercoins" => "silvercoin",
		570	"gold" => "goldcoin",
		571	"goldcoin" => "goldcoin",
		572	"goldcoins" => "goldcoin",
		573	"platinum" => "platinacoin",
		574	"platinumcoin" => "platinacoin",
		575	"platinumcoins" => "platinacoin",
		576	"platina" => "platinacoin",
		577	"platinacoin" => "platinacoin",
		578	"platinacoins" => "platinacoin",
		579	"royalty" => "royalty",
		580	"royalties" => "royalty",
		581	);
		582
		583	sub coin_from_name($) {
		584	$coin_alias{$_[0]}
		585	? cf::arch::find $coin_alias{$_[0]}
		586	: undef
466	}	587	}
467		588
468	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
469		590
470	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	593	=item cf::db_put $family => $key => $value
473		594
474	Stores the given C<$value> in the family. It can currently store binary	595	Stores the given C<$value> in the family. It can currently store binary
475	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	596	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		597
		598	=item $db = cf::db_table "name"
		599
		600	Create and/or open a new database table. The string must not be "db" and must be unique
		601	within each server.
		602
477	=cut	603	=cut
		604
		605	sub db_table($) {
		606	my ($name) = @_;
		607	my $db = BDB::db_create $DB_ENV;
		608
		609	eval {
		610	$db->set_flags (BDB::CHKSUM);
		611
		612	utf8::encode $name;
		613	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		614	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		615	cf::cleanup "db_open(db): $!" if $!;
		616	};
		617	cf::cleanup "db_open(db): $@" if $@;
		618
		619	$db
		620	}
478		621
479	our $DB;	622	our $DB;
480		623
481	sub db_init {	624	sub db_init {
482	unless ($DB) {
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {	625	cf::sync_job {
486	eval {	626	$DB ||= db_table "db";
487	$DB->set_flags (BDB::CHKSUM);
488
489	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
490	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
491	cf::cleanup "db_open(db): $!" if $!;
492	};
493	cf::cleanup "db_open(db): $@" if $@;
494	};
495	}	627	};
496	}	628	}
497		629
498	sub db_get($$) {	630	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	631	my $key = "$_[0]/$_[1]";
500		632
…		…
550	if (1) {	682	if (1) {
551	$md5 =	683	$md5 =
552	join "\x00",	684	join "\x00",
553	$processversion,	685	$processversion,
554	map {	686	map {
555	Coro::cede;	687	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	688	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	689	} 0.. $#$src;
558		690
559		691
560	my $dbmd5 = db_get cache => "$id/md5";	692	my $dbmd5 = db_get cache => "$id/md5";
…		…
598		730
599	#############################################################################	731	#############################################################################
600		732
601	=head2 ATTACHABLE OBJECTS	733	=head2 ATTACHABLE OBJECTS
602		734
603	Many objects in crossfire are so-called attachable objects. That means you can	735	Many objects in deliantra are so-called attachable objects. That means you can
604	attach callbacks/event handlers (a collection of which is called an "attachment")	736	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
606		738
607	In the following description, CLASS can be any of C<global>, C<object>	739	In the following description, CLASS can be any of C<global>, C<object>
608	C<player>, C<client> or C<map> (i.e. the attachable objects in	740	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	741	Deliantra).
610		742
611	=over 4	743	=over 4
612		744
613	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
614		746
…		…
658	=item cf::CLASS::attachment $name, ...	790	=item cf::CLASS::attachment $name, ...
659		791
660	Register an attachment by C<$name> through which attachable objects of the	792	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	793	given CLASS can refer to this attachment.
662		794
663	Some classes such as crossfire maps and objects can specify attachments	795	Some classes such as deliantra maps and objects can specify attachments
664	that are attached at load/instantiate time, thus the need for a name.	796	that are attached at load/instantiate time, thus the need for a name.
665		797
666	These calls expect any number of the following handler/hook descriptions:	798	These calls expect any number of the following handler/hook descriptions:
667		799
668	=over 4	800	=over 4
…		…
866	";	998	";
867	die if $@;	999	die if $@;
868	}	1000	}
869		1001
870	our $override;	1002	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1003	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1004
873	sub override {	1005	sub override {
874	$override = 1;	1006	$override = 1;
875	@invoke_results = ();	1007	@INVOKE_RESULTS = (@_);
876	}	1008	}
877		1009
878	sub do_invoke {	1010	sub do_invoke {
879	my $event = shift;	1011	my $event = shift;
880	my $callbacks = shift;	1012	my $callbacks = shift;
881		1013
882	@invoke_results = ();	1014	@INVOKE_RESULTS = ();
883		1015
884	local $override;	1016	local $override;
885		1017
886	for (@$callbacks) {	1018	for (@$callbacks) {
887	eval { &{$_->[1]} };	1019	eval { &{$_->[1]} };
…		…
896	}	1028	}
897		1029
898	0	1030	0
899	}	1031	}
900		1032
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1034
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1036
905	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
906		1038
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1039	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
908	removed in future versions), and there is no public API to access override	1040	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1041	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1042
911	=back	1043	=back
912		1044
913	=cut	1045	=cut
914		1046
915	#############################################################################	1047	#############################################################################
916	# object support	1048	# object support
		1049
		1050	sub _object_equal($$);
		1051	sub _object_equal($$) {
		1052	my ($a, $b) = @_;
		1053
		1054	return 0 unless (ref $a) eq (ref $b);
		1055
		1056	if ("HASH" eq ref $a) {
		1057	my @ka = keys %$a;
		1058	my @kb = keys %$b;
		1059
		1060	return 0 if @ka != @kb;
		1061
		1062	for (0 .. $#ka) {
		1063	return 0 unless $ka[$_] eq $kb[$_];
		1064	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1065	}
		1066
		1067	} elsif ("ARRAY" eq ref $a) {
		1068
		1069	return 0 if @$a != @$b;
		1070
		1071	for (0 .. $#$a) {
		1072	return 0 unless _object_equal $a->[$_], $b->[$_];
		1073	}
		1074
		1075	} elsif ($a ne $b) {
		1076	return 0;
		1077	}
		1078
		1079	1
		1080	}
		1081
		1082	our $SLOW_MERGES;#d#
		1083	sub _can_merge {
		1084	my ($ob1, $ob2) = @_;
		1085
		1086	++$SLOW_MERGES;#d#
		1087
		1088	# we do the slow way here
		1089	return _object_equal $ob1, $ob2
		1090	}
917		1091
918	sub reattach {	1092	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1094	my ($obj) = @_;
921		1095
		1096	# no longer needed after getting rid of delete_package?
922	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1097	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
923		1098
924	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
925		1100
926	@$registry = ();	1101	@$registry = ();
927		1102
…		…
942	cf::attachable->attach (	1117	cf::attachable->attach (
943	prio => -1000000,	1118	prio => -1000000,
944	on_instantiate => sub {	1119	on_instantiate => sub {
945	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
946		1121
947	$data = from_json $data;	1122	$data = decode_json $data;
948		1123
949	for (@$data) {	1124	for (@$data) {
950	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
951		1126
952	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1143	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1144	my ($filename, $rdata, $objs) = @_;
970		1145
971	sync_job {	1146	sync_job {
972	if (length $$rdata) {	1147	if (length $$rdata) {
		1148	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
975		1151
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
980	close $fh;	1156	aio_close $fh;
981		1157
982	if (@$objs) {	1158	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
988	close $fh;	1164	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
990	}	1166	}
991	} else {	1167	} else {
992	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
993	}	1169	}
…		…
998	}	1174	}
999	} else {	1175	} else {
1000	aio_unlink $filename;	1176	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1002	}	1178	}
1003	}	1179	};
1004	}	1180	}
1005		1181
1006	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1008		1184
…		…
1020	or return;	1196	or return;
1021		1197
1022	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1200	or return;
		1201
1025	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1026	}	1204	}
1027		1205
		1206	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1030	return ($data, $av);	1210	($data, $av)
1031	}	1211	}
1032		1212
1033	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1034		1214
1035	=over 4	1215	=over 4
…		…
1108	my ($pl, $buf) = @_;	1288	my ($pl, $buf) = @_;
1109		1289
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1291
1112	if (ref $msg) {	1292	if (ref $msg) {
		1293	my ($type, $reply, @payload) =
		1294	"ARRAY" eq ref $msg
		1295	? @$msg
		1296	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1297
		1298	my @reply;
		1299
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1300	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1301	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1302	}
		1303
		1304	$pl->ext_reply ($reply, @reply)
		1305	if $reply;
		1306
1118	} else {	1307	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1309	}
1121		1310
1122	cf::override;	1311	cf::override;
…		…
1149		1338
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1341
1153	$ext{source} =	1342	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1155	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1156	. $source	1345	. $source
1157	. "\n};\n1";	1346	. "\n};\n1";
1158		1347
1159	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1175	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1176	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1177		1366
1178	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1179	warn $msg;	1368	warn $msg;
1180	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1181	exit 1;
1182	}	1370	}
1183		1371
1184	warn $msg;	1372	warn $msg;
1185	}	1373	}
1186		1374
…		…
1200		1388
1201	=back	1389	=back
1202		1390
1203	=head2 CORE EXTENSIONS	1391	=head2 CORE EXTENSIONS
1204		1392
1205	Functions and methods that extend core crossfire objects.	1393	Functions and methods that extend core deliantra objects.
1206		1394
1207	=cut	1395	=cut
1208		1396
1209	package cf::player;	1397	package cf::player;
1210		1398
1211	use Coro::AIO;	1399	use Coro::AIO;
1212		1400
1213	=head3 cf::player	1401	=head3 cf::player
1214		1402
1215	=over 4	1403	=over 4
		1404
		1405	=item cf::player::num_playing
		1406
		1407	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1408
		1409	=cut
		1410
		1411	sub num_playing {
		1412	scalar grep
		1413	$_->ob->map
		1414	&& !$_->hidden
		1415	&& !$_->ob->flag (cf::FLAG_WIZ),
		1416	cf::player::list
		1417	}
1216		1418
1217	=item cf::player::find $login	1419	=item cf::player::find $login
1218		1420
1219	Returns the given player object, loading it if necessary (might block).	1421	Returns the given player object, loading it if necessary (might block).
1220		1422
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1458	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1459	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1460	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1461	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1462
1261	my $pl = load_pl path $login	1463	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1464	or return;
		1465
		1466	my $pl = cf::player::load_pl $f
		1467	or return;
		1468
		1469	local $cf::PLAYER_LOADING{$login} = $pl;
		1470	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1264	}	1472	}
1265	}	1473	}
1266	}	1474	}
1267		1475
…		…
1276	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1277		1485
1278	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
1280		1488
		1489	cf::get_slot 0.01;
		1490
1281	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1282	Coro::cede;	1492	cf::cede_to_tick;
1283	}	1493	}
1284		1494
1285	sub new($) {	1495	sub new($) {
1286	my ($login) = @_;	1496	my ($login) = @_;
1287		1497
…		…
1293	$cf::PLAYER{$login} = $self;	1503	$cf::PLAYER{$login} = $self;
1294		1504
1295	$self	1505	$self
1296	}	1506	}
1297		1507
		1508	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1509
		1510	=cut
		1511
		1512	sub send_msg {
		1513	my $ns = shift->ns
		1514	or return;
		1515	$ns->send_msg (@_);
		1516	}
		1517
1298	=item $pl->quit_character	1518	=item $pl->quit_character
1299		1519
1300	Nukes the player without looking back. If logged in, the connection will	1520	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1521	be destroyed. May block for a long time.
1302		1522
…		…
1306	my ($pl) = @_;	1526	my ($pl) = @_;
1307		1527
1308	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1309		1529
1310	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1311	$pl->password ("*"); # this should lock out the player until we nuked the dir	1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1312		1532
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1314	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1316	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1317		1539
1318	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1355	or return [];	1577	or return [];
1356		1578
1357	my @logins;	1579	my @logins;
1358		1580
1359	for my $login (@$dirs) {	1581	for my $login (@$dirs) {
		1582	my $path = path $login;
		1583
		1584	# a .pst is a dead give-away for a valid player
		1585	# if no pst file found, open and chekc for blocked users
		1586	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1590	}
1363		1591
1364	utf8::decode $login;	1592	utf8::decode $login;
1365	push @logins, $login;	1593	push @logins, $login;
1366	}	1594	}
1367		1595
…		…
1394	}	1622	}
1395		1623
1396	\@paths	1624	\@paths
1397	}	1625	}
1398		1626
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1628
1401	Expand crossfire pod fragments into protocol xml.	1629	Expand deliantra pod fragments into protocol xml.
1402		1630
1403	=cut
1404
1405	sub expand_cfpod {
1406	((my $self), (local $_)) = @_;
1407
1408	# escape & and <
1409	s/&/&amp;/g;
1410	s/(?<![BIUGH])</&lt;/g;
1411
1412	# this is buggy, it needs to properly take care of nested <'s
1413
1414	1 while
1415	# replace B<>, I<>, U<> etc.
1416	s/B<([^\>]*)>/<b>$1<\/b>/
1417	|| s/I<([^\>]*)>/<i>$1<\/i>/
1418	|| s/U<([^\>]*)>/<u>$1<\/u>/
1419	# replace G<male|female> tags
1420	|| s{G<([^>|]*)\|([^>]*)>}{
1421	$self->gender ? $2 : $1
1422	}ge
1423	# replace H<hint text>
1424	|| s{H<([^\>]*)>}
1425	{
1426	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1427	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1428	"")
1429	[$self->{hintmode}]
1430	}ge;
1431
1432	# create single paragraphs (very hackish)
1433	s/(?<=\S)\n(?=\w)/ /g;
1434
1435	# compress some whitespace
1436	s/\s+\n/\n/g; # ws line-ends
1437	s/\n\n+/\n/g; # double lines
1438	s/^\n+//; # beginning lines
1439	s/\n+$//; # ending lines
1440
1441	$_
1442	}
1443
1444	sub hintmode {
1445	$_[0]{hintmode} = $_[1] if @_ > 1;
1446	$_[0]{hintmode}
1447	}
1448
1449	=item $player->ext_reply ($msgid, %msg)	1631	=item $player->ext_reply ($msgid, @msg)
1450		1632
1451	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1452		1634
1453	=cut	1635	=cut
1454		1636
1455	sub ext_reply($$%) {	1637	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1638	my ($self, $id, @msg) = @_;
1457		1639
1458	$msg{msgid} = $id;	1640	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1641	}
1461		1642
1462	=item $player->ext_event ($type, %msg)	1643	=item $player->ext_msg ($type, @msg)
1463		1644
1464	Sends an ext event to the client.	1645	Sends an ext event to the client.
1465		1646
1466	=cut	1647	=cut
1467		1648
1468	sub ext_event($$%) {	1649	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1650	my ($self, $type, @msg) = @_;
1470		1651
1471	$self->ns->ext_event ($type, %msg);	1652	$self->ns->ext_msg ($type, @msg);
1472	}	1653	}
1473		1654
1474	=head3 cf::region	1655	=head3 cf::region
1475		1656
1476	=over 4	1657	=over 4
…		…
1520	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1522		1703
1523	sub generate_random_map {	1704	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1705	my ($self, $rmp) = @_;
		1706
		1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1708
1525	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1710	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1651		1835
1652	# the temporary/swap location	1836	# the temporary/swap location
1653	sub save_path {	1837	sub save_path {
1654	my ($self) = @_;	1838	my ($self) = @_;
1655		1839
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1658	}	1842	}
1659		1843
1660	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1661	sub uniq_path {	1845	sub uniq_path {
1662	my ($self) = @_;	1846	my ($self) = @_;
1663		1847
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1666	}	1850	}
1667		1851
1668	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1669	# all maps in C++...	1853	# all maps in C++...
…		…
1692		1876
1693	sub load_header_from($) {	1877	sub load_header_from($) {
1694	my ($self, $path) = @_;	1878	my ($self, $path) = @_;
1695		1879
1696	utf8::encode $path;	1880	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1881	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1882	or return;
		1883
		1884	$self->_load_header ($f)
		1885	or return;
		1886
		1887	local $MAP_LOADING{$self->{path}} = $self;
		1888	$f->resolve_delayed_derefs;
1702		1889
1703	$self->{load_path} = $path;	1890	$self->{load_path} = $path;
1704		1891
1705	1	1892	1
1706	}	1893	}
…		…
1760	sub find {	1947	sub find {
1761	my ($path, $origin) = @_;	1948	my ($path, $origin) = @_;
1762		1949
1763	$path = normalise $path, $origin && $origin->path;	1950	$path = normalise $path, $origin && $origin->path;
1764		1951
		1952	cf::lock_wait "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1766		1954
1767	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
		1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1768	my $guard = cf::lock_acquire "map_find:$path";	1957	my $guard2 = cf::lock_acquire "map_find:$path";
		1958
1769	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1770	or return;	1960	or return;
1771		1961
1772	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
1773		1963
…		…
1775	or return;	1965	or return;
1776		1966
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
		1971	undef $guard1;
1780	$map->reset;	1972	$map->reset;
1781	undef $guard;
1782	return find $path;	1973	return find $path;
1783	}	1974	}
1784		1975
1785	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
1786	}	1977	}
…		…
1795	local $self->{deny_reset} = 1; # loading can take a long time	1986	local $self->{deny_reset} = 1; # loading can take a long time
1796		1987
1797	my $path = $self->{path};	1988	my $path = $self->{path};
1798		1989
1799	{	1990	{
1800	my $guard = cf::lock_acquire "map_load:$path";	1991	my $guard = cf::lock_acquire "map_data:$path";
1801		1992
		1993	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	1994	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		1995
1804	$self->in_memory (cf::MAP_LOADING);	1996	$self->in_memory (cf::MAP_LOADING);
1805		1997
1806	$self->alloc;	1998	$self->alloc;
1807		1999
1808	$self->pre_load;	2000	$self->pre_load;
1809	Coro::cede;	2001	cf::cede_to_tick;
1810		2002
		2003	my $f = new_from_file cf::object::thawer $self->{load_path};
		2004	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2005	$self->_load_objects ($f)
1812	or return;	2006	or return;
1813		2007
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1815	if delete $self->{load_original};	2009	if delete $self->{load_original};
1816		2010
1817	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2012	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2013	unless (aio_stat $uniq) {
		2014	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2015	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2016	$self->_load_objects ($f);
		2017	$f->resolve_delayed_derefs;
		2018	}
1822	}	2019	}
1823	}	2020	}
1824		2021
1825	Coro::cede;	2022	$f->resolve_delayed_derefs;
		2023
		2024	cf::cede_to_tick;
1826	# now do the right thing for maps	2025	# now do the right thing for maps
1827	$self->link_multipart_objects;	2026	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2027	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2028	unless $self->difficulty;
1830	Coro::cede;	2029	cf::cede_to_tick;
1831		2030
1832	unless ($self->{deny_activate}) {	2031	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2032	$self->decay_objects;
1834	$self->fix_auto_apply;	2033	$self->fix_auto_apply;
1835	$self->update_buttons;	2034	$self->update_buttons;
1836	Coro::cede;	2035	cf::cede_to_tick;
1837	$self->set_darkness_map;	2036	$self->set_darkness_map;
1838	Coro::cede;	2037	cf::cede_to_tick;
1839	$self->activate;	2038	$self->activate;
1840	}	2039	}
1841		2040
		2041	$self->{last_save} = $cf::RUNTIME;
		2042	$self->last_access ($cf::RUNTIME);
		2043
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2045	}
1844		2046
1845	$self->post_load;	2047	$self->post_load;
1846	}	2048	}
1847		2049
…		…
1856		2058
1857	$self	2059	$self
1858	}	2060	}
1859		2061
1860	# find and load all maps in the 3x3 area around a map	2062	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2063	sub load_neighbours {
1862	my ($map) = @_;	2064	my ($map) = @_;
1863		2065
1864	my @diag; # diagonal neighbours	2066	my @neigh; # diagonal neighbours
1865		2067
1866	for (0 .. 3) {	2068	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2069	my $neigh = $map->tile_path ($_)
1868	or next;	2070	or next;
1869	$neigh = find $neigh, $map	2071	$neigh = find $neigh, $map
1870	or next;	2072	or next;
1871	$neigh->load;	2073	$neigh->load;
1872		2074
		2075	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2078	}
1876		2079
1877	for (@diag) {	2080	for (grep defined $_->[0], @neigh) {
		2081	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2082	my $neigh = find $path, $origin
1879	or next;	2083	or next;
1880	$neigh->load;	2084	$neigh->load;
1881	}	2085	}
1882	}	2086	}
1883		2087
…		…
1888	}	2092	}
1889		2093
1890	sub do_load_sync {	2094	sub do_load_sync {
1891	my ($map) = @_;	2095	my ($map) = @_;
1892		2096
		2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2098	if $Coro::current == $Coro::main;
		2099
1893	cf::sync_job { $map->load };	2100	cf::sync_job { $map->load };
1894	}	2101	}
1895		2102
1896	our %MAP_PREFETCH;	2103	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2104	our $MAP_PREFETCHER = undef;
1898		2105
1899	sub find_async {	2106	sub find_async {
1900	my ($path, $origin) = @_;	2107	my ($path, $origin, $load) = @_;
1901		2108
1902	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
1903		2110
1904	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2113	}
1907		2114
1908	undef $MAP_PREFETCH{$path};	2115	$MAP_PREFETCH{$path} |= $load;
		2116
1909	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
1910	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	if (my $map = find $path) {	2122	if (my $map = find $k) {
1913	$map->load;	2123	$map->load if $v;
1914	}	2124	}
1915		2125
1916	delete $MAP_PREFETCH{$path};	2126	delete $MAP_PREFETCH{$k};
1917	}	2127	}
1918	}	2128	}
1919	undef $MAP_PREFETCHER;	2129	undef $MAP_PREFETCHER;
1920	};	2130	};
1921	$MAP_PREFETCHER->prio (6);	2131	$MAP_PREFETCHER->prio (6);
…		…
1924	}	2134	}
1925		2135
1926	sub save {	2136	sub save {
1927	my ($self) = @_;	2137	my ($self) = @_;
1928		2138
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;	2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
1930		2140
1931	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1932		2142
1933	return unless $self->dirty;	2143	return unless $self->dirty;
1934		2144
…		…
1940	return if $self->{deny_save};	2150	return if $self->{deny_save};
1941		2151
1942	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
1943		2153
1944	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
1946	};	2157	};
		2158
		2159	cf::get_slot 0.02;
1947		2160
1948	if ($uniq) {	2161	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2164	} else {
…		…
1957	my ($self) = @_;	2170	my ($self) = @_;
1958		2171
1959	# save first because save cedes	2172	# save first because save cedes
1960	$self->save;	2173	$self->save;
1961		2174
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2176
1964	return if $self->players;	2177	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
1966	return if $self->{deny_save};	2179	return if $self->{deny_save};
1967		2180
		2181	$self->in_memory (cf::MAP_SWAPPED);
		2182
		2183	$self->deactivate;
		2184	$_->clear_links_to ($self) for values %cf::MAP;
1968	$self->clear;	2185	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2186	}
1971		2187
1972	sub reset_at {	2188	sub reset_at {
1973	my ($self) = @_;	2189	my ($self) = @_;
1974		2190
…		…
2006	if $uniq;	2222	if $uniq;
2007	}	2223	}
2008		2224
2009	delete $cf::MAP{$self->path};	2225	delete $cf::MAP{$self->path};
2010		2226
		2227	$self->deactivate;
		2228	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2229	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2230
2015	$self->unlink_save;	2231	$self->unlink_save;
2016	$self->destroy;	2232	$self->destroy;
2017	}	2233	}
2018		2234
2019	my $nuke_counter = "aaaa";	2235	my $nuke_counter = "aaaa";
2020		2236
2021	sub nuke {	2237	sub nuke {
2022	my ($self) = @_;	2238	my ($self) = @_;
2023		2239
		2240	{
		2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2242
2024	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
2025		2244
2026	$self->unlink_save;	2245	$self->unlink_save;
2027		2246
2028	bless $self, "cf::map";	2247	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2248	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2249	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2250	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2252
2034	$cf::MAP{$self->path} = $self;	2253	$cf::MAP{$self->path} = $self;
		2254	}
2035		2255
2036	$self->reset; # polite request, might not happen	2256	$self->reset; # polite request, might not happen
2037	}	2257	}
2038		2258
2039	=item $maps = cf::map::tmp_maps	2259	=item $maps = cf::map::tmp_maps
…		…
2081		2301
2082	sub unique_maps() {	2302	sub unique_maps() {
2083	[	2303	[
2084	map {	2304	map {
2085	utf8::decode $_;	2305	utf8::decode $_;
2086	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2087	? normalise $_	2309	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2311	]
2091	}	2312	}
2092		2313
2093	package cf;
2094
2095	=back	2314	=back
2096		2315
2097	=head3 cf::object	2316	=head3 cf::object
2098		2317
2099	=cut	2318	=cut
…		…
2102		2321
2103	=over 4	2322	=over 4
2104		2323
2105	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2106		2325
2107	Returns the inventory of the object _and_ their inventories, recursively.	2326	Returns the inventory of the object I<and> their inventories, recursively,
		2327	but I<not> the object itself.
2108		2328
2109	=cut	2329	=cut
2110		2330
2111	sub inv_recursive_;	2331	sub inv_recursive_;
2112	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2115		2335
2116	sub inv_recursive {	2336	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2118	}	2338	}
2119		2339
		2340	=item $ref = $ob->ref
		2341
		2342	Creates and returns a persistent reference to an object that can be stored as a string.
		2343
		2344	=item $ob = cf::object::deref ($refstring)
		2345
		2346	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2347	even if the object actually exists. May block.
		2348
		2349	=cut
		2350
		2351	sub deref {
		2352	my ($ref) = @_;
		2353
		2354	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2355	my ($uuid, $name) = ($1, $2);
		2356	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2357	or return;
		2358	$pl->ob->uuid eq $uuid
		2359	or return;
		2360
		2361	$pl->ob
		2362	} else {
		2363	warn "$ref: cannot resolve object reference\n";
		2364	undef
		2365	}
		2366	}
		2367
2120	package cf;	2368	package cf;
2121		2369
2122	=back	2370	=back
2123		2371
2124	=head3 cf::object::player	2372	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2378	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2379	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2133		2381
2134	=cut	2382	=cut
		2383
		2384	our $SAY_CHANNEL = {
		2385	id => "say",
		2386	title => "Map",
		2387	reply => "say ",
		2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2389	};
		2390
		2391	our $CHAT_CHANNEL = {
		2392	id => "chat",
		2393	title => "Chat",
		2394	reply => "chat ",
		2395	tooltip => "Player chat and shouts, global to the server.",
		2396	};
2135		2397
2136	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2399	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2400	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
…		…
2146		2408
2147	} else {	2409	} else {
2148	my $pl = $self->contr;	2410	my $pl = $self->contr;
2149		2411
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2412	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2153	$diag->{id},
2154	msgtype => "reply",
2155	msg => $diag->{pl}->expand_cfpod ($msg),
2156	add_topics => []
2157	);
2158		2415
2159	} else {	2416	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2419	}
2163	}	2420	}
		2421	}
		2422
		2423	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2424
		2425	=cut
		2426
		2427	sub cf::object::send_msg {
		2428	my $pl = shift->contr
		2429	or return;
		2430	$pl->send_msg (@_);
2164	}	2431	}
2165		2432
2166	=item $player_object->may ("access")	2433	=item $player_object->may ("access")
2167		2434
2168	Returns wether the given player is authorized to access resource "access"	2435	Returns wether the given player is authorized to access resource "access"
…		…
2181		2448
2182	=item $player_object->enter_link	2449	=item $player_object->enter_link
2183		2450
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2451	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2452
2186	The player should be reasonably safe there for short amounts of time. You	2453	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2455	though, as the palyer cannot control the character while it is on the link
		2456	map.
2188		2457
2189	Will never block.	2458	Will never block.
2190		2459
2191	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2192		2461
…		…
2247	# use -1 or undef as default coordinates, not 0, 0	2516	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2517	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2518	if $x <=0 && $y <= 0;
2250		2519
2251	$map->load;	2520	$map->load;
2252	$map->load_diag;	2521	$map->load_neighbours;
2253		2522
2254	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2255	$self->activate_recursive;	2525	$self->activate_recursive;
2256		2526
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2259	}	2529	}
…		…
2264	her, loading and preparing them map, calling the provided $check callback	2534	her, loading and preparing them map, calling the provided $check callback
2265	that has to return the map if sucecssful, and then unfreezes the player on	2535	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position. In either case, $done will	2536	the new (success) or old (failed) map position. In either case, $done will
2267	be called at the end of this process.	2537	be called at the end of this process.
2268		2538
		2539	Note that $check will be called with a potentially non-loaded map, so if
		2540	it needs a loaded map it has to call C<< ->load >>.
		2541
2269	=cut	2542	=cut
2270		2543
2271	our $GOTOGEN;	2544	our $GOTOGEN;
2272		2545
2273	sub cf::object::player::goto {	2546	sub cf::object::player::goto {
…		…
2277	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2278		2551
2279	$self->enter_link;	2552	$self->enter_link;
2280		2553
2281	(async {	2554	(async {
		2555	$Coro::current->{desc} = "player::goto $path $x $y";
		2556
		2557	# *tag paths override both path and x|y
		2558	if ($path =~ /^\*(.*)$/) {
		2559	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2560	my $ob = $obs[rand @obs];
		2561
		2562	# see if we actually can go there
		2563	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2564	$ob = $obs[rand @obs];
		2565	} else {
		2566	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2567	}
		2568	# else put us there anyways for now #d#
		2569
		2570	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2571	} else {
		2572	($path, $x, $y) = (undef, undef, undef);
		2573	}
		2574	}
		2575
2282	my $map = eval {	2576	my $map = eval {
2283	my $map = cf::map::find $path;	2577	my $map = defined $path ? cf::map::find $path : undef;
2284		2578
2285	if ($map) {	2579	if ($map) {
2286	$map = $map->customise_for ($self);	2580	$map = $map->customise_for ($self);
2287	$map = $check->($map) if $check && $map;	2581	$map = $check->($map) if $check && $map;
2288	} else {	2582	} else {
2289	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2290	}	2584	}
2291		2585
2292	$map	2586	$map
2293	};	2587	};
2294		2588
…		…
2330	}	2624	}
2331		2625
2332	sub prepare_random_map {	2626	sub prepare_random_map {
2333	my ($exit) = @_;	2627	my ($exit) = @_;
2334		2628
2335	my $guard = cf::lock_acquire "exit_prepare:$exit";
2336
2337	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2338	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2339	# that depends on the exit object	2631	# that depends on the exit object
2340		2632
2341	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2343	if ($exit->map) {	2635	if ($exit->map) {
2344	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2345	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2346	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2347	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2348	}	2642	}
2349		2643
2350	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2351		2645
2352	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2353	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2354	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2355		2649
2356	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2357	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2358	undef $fh;	2652	undef $fh;
2359	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2360		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2361	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2362	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2363	}	2661	}
2364	}	2662	}
2365		2663
2366	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2367	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2368		2666
2369	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2370		2668
2371	if ($exit->slaying eq "/!") {
2372	#TODO: this should de-fi-ni-te-ly not be a sync-job
2373	# the problem is that $exit might not survive long enough
2374	# so it needs to be done right now, right here
2375	cf::sync_job { prepare_random_map $exit };
2376	}
2377
2378	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2379	my $hp = $exit->stats->hp;
2380	my $sp = $exit->stats->sp;
2381
2382	$self->enter_link;	2669	$self->enter_link;
2383		2670
2384	# if exit is damned, update players death & WoR home-position
2385	$self->contr->savebed ($slaying, $hp, $sp)
2386	if $exit->flag (FLAG_DAMNED);
2387
2388	(async {	2671	(async {
2389	$self->deactivate_recursive; # just to be sure	2672	$Coro::current->{desc} = "enter_exit";
		2673
2390	unless (eval {	2674	unless (eval {
		2675	$self->deactivate_recursive; # just to be sure
		2676
		2677	# random map handling
		2678	{
		2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2680
		2681	prepare_random_map $exit
		2682	if $exit->slaying eq "/!";
		2683	}
		2684
		2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2686	my $x = $exit->stats->hp;
		2687	my $y = $exit->stats->sp;
		2688
2391	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2392		2690
		2691	# if exit is damned, update players death & WoR home-position
		2692	$self->contr->savebed ($map, $x, $y)
		2693	if $exit->flag (cf::FLAG_DAMNED);
		2694
2393	1;	2695	1
2394	}) {	2696	}) {
2395	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the deliantra server. "
2396	. "I'll try to bring you back to the map you were before. "	2698	. "I'll try to bring you back to the map you were before. "
2397	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2398	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
2399		2701
2400	warn "ERROR in enter_exit: $@";	2702	warn "ERROR in enter_exit: $@";
…		…
2419		2721
2420	utf8::encode $text;	2722	utf8::encode $text;
2421	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2723	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2422	}	2724	}
2423		2725
2424	=item $client->send_msg ($color, $type, $msg, [extra...])	2726	=item $client->send_msg ($channel, $msg, $color, [extra...])
2425		2727
2426	Send a drawinfo or msg packet to the client, formatting the msg for the	2728	Send a drawinfo or msg packet to the client, formatting the msg for the
2427	client if neccessary. C<$type> should be a string identifying the type of	2729	client if neccessary. C<$type> should be a string identifying the type of
2428	the message, with C<log> being the default. If C<$color> is negative, suppress	2730	the message, with C<log> being the default. If C<$color> is negative, suppress
2429	the message unless the client supports the msg packet.	2731	the message unless the client supports the msg packet.
2430		2732
2431	=cut	2733	=cut
2432		2734
		2735	# non-persistent channels (usually the info channel)
		2736	our %CHANNEL = (
		2737	"c/identify" => {
		2738	id => "infobox",
		2739	title => "Identify",
		2740	reply => undef,
		2741	tooltip => "Items recently identified",
		2742	},
		2743	"c/examine" => {
		2744	id => "infobox",
		2745	title => "Examine",
		2746	reply => undef,
		2747	tooltip => "Signs and other items you examined",
		2748	},
		2749	"c/book" => {
		2750	id => "infobox",
		2751	title => "Book",
		2752	reply => undef,
		2753	tooltip => "The contents of a note or book",
		2754	},
		2755	"c/lookat" => {
		2756	id => "infobox",
		2757	title => "Look",
		2758	reply => undef,
		2759	tooltip => "What you saw there",
		2760	},
		2761	"c/who" => {
		2762	id => "infobox",
		2763	title => "Players",
		2764	reply => undef,
		2765	tooltip => "Shows players who are currently online",
		2766	},
		2767	"c/body" => {
		2768	id => "infobox",
		2769	title => "Body Parts",
		2770	reply => undef,
		2771	tooltip => "Shows which body parts you posess and are available",
		2772	},
		2773	"c/uptime" => {
		2774	id => "infobox",
		2775	title => "Uptime",
		2776	reply => undef,
		2777	tooltip => "How long the server has been running since last restart",
		2778	},
		2779	"c/mapinfo" => {
		2780	id => "infobox",
		2781	title => "Map Info",
		2782	reply => undef,
		2783	tooltip => "Information related to the maps",
		2784	},
		2785	"c/party" => {
		2786	id => "party",
		2787	title => "Party",
		2788	reply => "gsay ",
		2789	tooltip => "Messages and chat related to your party",
		2790	},
		2791	);
		2792
2433	sub cf::client::send_msg {	2793	sub cf::client::send_msg {
2434	my ($self, $color, $type, $msg, @extra) = @_;	2794	my ($self, $channel, $msg, $color, @extra) = @_;
2435		2795
2436	$msg = $self->pl->expand_cfpod ($msg);	2796	$msg = $self->pl->expand_cfpod ($msg)
		2797	unless $color & cf::NDI_VERBATIM;
		2798
		2799	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2800
		2801	# check predefined channels, for the benefit of C
		2802	if ($CHANNEL{$channel}) {
		2803	$channel = $CHANNEL{$channel};
		2804
		2805	$self->ext_msg (channel_info => $channel)
		2806	if $self->can_msg;
		2807
		2808	$channel = $channel->{id};
		2809
		2810	} elsif (ref $channel) {
		2811	# send meta info to client, if not yet sent
		2812	unless (exists $self->{channel}{$channel->{id}}) {
		2813	$self->{channel}{$channel->{id}} = $channel;
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816	}
		2817
		2818	$channel = $channel->{id};
		2819	}
2437		2820
2438	return unless @extra || length $msg;	2821	return unless @extra || length $msg;
2439		2822
2440	if ($self->can_msg) {	2823	if ($self->can_msg) {
2441	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2824	# default colour, mask it out
		2825	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2826	if $color & cf::NDI_DEF;
		2827
		2828	my $pkt = "msg "
		2829	. $self->{json_coder}->encode (
		2830	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2831	);
		2832
		2833	# try lzf for large packets
		2834	$pkt = "lzf " . Compress::LZF::compress $pkt
		2835	if 1024 <= length $pkt and $self->{can_lzf};
		2836
		2837	# split very large packets
		2838	if (8192 < length $pkt and $self->{can_lzf}) {
		2839	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2840	$pkt = "frag";
		2841	}
		2842
		2843	$self->send_packet ($pkt);
2442	} else {	2844	} else {
2443	# replace some tags by gcfclient-compatible ones
2444	for ($msg) {
2445	1 while
2446	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2447	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2448	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2449	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2450	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2451	}
2452
2453	if ($color >= 0) {	2845	if ($color >= 0) {
		2846	# replace some tags by gcfclient-compatible ones
		2847	for ($msg) {
		2848	1 while
		2849	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2850	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2851	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2852	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2853	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2854	}
		2855
		2856	$color &= cf::NDI_COLOR_MASK;
		2857
		2858	utf8::encode $msg;
		2859
2454	if (0 && $msg =~ /\[/) {	2860	if (0 && $msg =~ /\[/) {
		2861	# COMMAND/INFO
2455	$self->send_packet ("drawextinfo $color 4 0 $msg")	2862	$self->send_packet ("drawextinfo $color 10 8 $msg")
2456	} else {	2863	} else {
2457	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2864	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2458	$self->send_packet ("drawinfo $color $msg")	2865	$self->send_packet ("drawinfo $color $msg")
2459	}	2866	}
2460	}	2867	}
2461	}	2868	}
2462	}	2869	}
2463		2870
2464	=item $client->ext_event ($type, %msg)	2871	=item $client->ext_msg ($type, @msg)
2465		2872
2466	Sends an ext event to the client.	2873	Sends an ext event to the client.
2467		2874
2468	=cut	2875	=cut
2469		2876
2470	sub cf::client::ext_event($$%) {	2877	sub cf::client::ext_msg($$@) {
2471	my ($self, $type, %msg) = @_;	2878	my ($self, $type, @msg) = @_;
2472		2879
2473	return unless $self->extcmd;	2880	if ($self->extcmd == 2) {
2474		2881	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2882	} elsif ($self->extcmd == 1) { # TODO: remove
2475	$msg{msgtype} = "event_$type";	2883	push @msg, msgtype => "event_$type";
2476	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2884	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2885	}
		2886	}
		2887
		2888	=item $client->ext_reply ($msgid, @msg)
		2889
		2890	Sends an ext reply to the client.
		2891
		2892	=cut
		2893
		2894	sub cf::client::ext_reply($$@) {
		2895	my ($self, $id, @msg) = @_;
		2896
		2897	if ($self->extcmd == 2) {
		2898	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2899	} elsif ($self->extcmd == 1) {
		2900	#TODO: version 1, remove
		2901	unshift @msg, msgtype => "reply", msgid => $id;
		2902	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2903	}
2477	}	2904	}
2478		2905
2479	=item $success = $client->query ($flags, "text", \&cb)	2906	=item $success = $client->query ($flags, "text", \&cb)
2480		2907
2481	Queues a query to the client, calling the given callback with	2908	Queues a query to the client, calling the given callback with
…		…
2536	my ($ns, $buf) = @_;	2963	my ($ns, $buf) = @_;
2537		2964
2538	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2965	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2539		2966
2540	if (ref $msg) {	2967	if (ref $msg) {
		2968	my ($type, $reply, @payload) =
		2969	"ARRAY" eq ref $msg
		2970	? @$msg
		2971	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2972
		2973	my @reply;
		2974
2541	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2975	if (my $cb = $EXTICMD{$type}) {
2542	if (my %reply = $cb->($ns, $msg)) {	2976	@reply = $cb->($ns, @payload);
2543	$reply{msgid} = $msg->{msgid};
2544	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2545	}
2546	}	2977	}
		2978
		2979	$ns->ext_reply ($reply, @reply)
		2980	if $reply;
		2981
2547	} else {	2982	} else {
2548	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2983	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2549	}	2984	}
2550		2985
2551	cf::override;	2986	cf::override;
…		…
2598	our $safe = new Safe "safe";	3033	our $safe = new Safe "safe";
2599	our $safe_hole = new Safe::Hole;	3034	our $safe_hole = new Safe::Hole;
2600		3035
2601	$SIG{FPE} = 'IGNORE';	3036	$SIG{FPE} = 'IGNORE';
2602		3037
2603	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3038	$safe->permit_only (Opcode::opset qw(
		3039	:base_core :base_mem :base_orig :base_math
		3040	grepstart grepwhile mapstart mapwhile
		3041	sort time
		3042	));
2604		3043
2605	# here we export the classes and methods available to script code	3044	# here we export the classes and methods available to script code
2606		3045
2607	=pod	3046	=pod
2608		3047
2609	The following functions and methods are available within a safe environment:	3048	The following functions and methods are available within a safe environment:
2610		3049
2611	cf::object	3050	cf::object
2612	contr pay_amount pay_player map x y force_find force_add	3051	contr pay_amount pay_player map x y force_find force_add destroy
2613	insert remove	3052	insert remove name archname title slaying race decrease split
2614		3053
2615	cf::object::player	3054	cf::object::player
2616	player	3055	player
2617		3056
2618	cf::player	3057	cf::player
…		…
2623		3062
2624	=cut	3063	=cut
2625		3064
2626	for (	3065	for (
2627	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3066	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2628	insert remove)],	3067	insert remove inv nrof name archname title slaying race
		3068	decrease split destroy change_exp)],
2629	["cf::object::player" => qw(player)],	3069	["cf::object::player" => qw(player)],
2630	["cf::player" => qw(peaceful)],	3070	["cf::player" => qw(peaceful)],
2631	["cf::map" => qw(trigger)],	3071	["cf::map" => qw(trigger)],
2632	) {	3072	) {
2633	no strict 'refs';	3073	no strict 'refs';
…		…
2709	# the server's init and main functions	3149	# the server's init and main functions
2710		3150
2711	sub load_facedata($) {	3151	sub load_facedata($) {
2712	my ($path) = @_;	3152	my ($path) = @_;
2713		3153
		3154	# HACK to clear player env face cache, we need some signal framework
		3155	# for this (global event?)
		3156	%ext::player_env::MUSIC_FACE_CACHE = ();
		3157
		3158	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3159
2714	warn "loading facedata from $path\n";	3160	warn "loading facedata from $path\n";
2715		3161
2716	my $facedata;	3162	my $facedata;
2717	0 < aio_load $path, $facedata	3163	0 < aio_load $path, $facedata
2718	or die "$path: $!";	3164	or die "$path: $!";
…		…
2720	$facedata = Coro::Storable::thaw $facedata;	3166	$facedata = Coro::Storable::thaw $facedata;
2721		3167
2722	$facedata->{version} == 2	3168	$facedata->{version} == 2
2723	or cf::cleanup "$path: version mismatch, cannot proceed.";	3169	or cf::cleanup "$path: version mismatch, cannot proceed.";
2724		3170
		3171	# patch in the exptable
		3172	$facedata->{resource}{"res/exp_table"} = {
		3173	type => FT_RSRC,
		3174	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3175	};
		3176	cf::cede_to_tick;
		3177
2725	{	3178	{
2726	my $faces = $facedata->{faceinfo};	3179	my $faces = $facedata->{faceinfo};
2727		3180
2728	while (my ($face, $info) = each %$faces) {	3181	while (my ($face, $info) = each %$faces) {
2729	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3182	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3183
2730	cf::face::set_visibility $idx, $info->{visibility};	3184	cf::face::set_visibility $idx, $info->{visibility};
2731	cf::face::set_magicmap $idx, $info->{magicmap};	3185	cf::face::set_magicmap $idx, $info->{magicmap};
2732	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3186	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2733	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3187	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2734		3188
2735	cf::cede_to_tick;	3189	cf::cede_to_tick;
2736	}	3190	}
2737		3191
2738	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
2739	next unless $info->{smooth};	3193	next unless $info->{smooth};
		3194
2740	my $idx = cf::face::find $face	3195	my $idx = cf::face::find $face
2741	or next;	3196	or next;
		3197
2742	if (my $smooth = cf::face::find $info->{smooth}) {	3198	if (my $smooth = cf::face::find $info->{smooth}) {
2743	cf::face::set_smooth $idx, $smooth;	3199	cf::face::set_smooth $idx, $smooth;
2744	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3200	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2745	} else {	3201	} else {
2746	warn "smooth face '$info->{smooth}' not found for face '$face'";	3202	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2763		3219
2764	{	3220	{
2765	# TODO: for gcfclient pleasure, we should give resources	3221	# TODO: for gcfclient pleasure, we should give resources
2766	# that gcfclient doesn't grok a >10000 face index.	3222	# that gcfclient doesn't grok a >10000 face index.
2767	my $res = $facedata->{resource};	3223	my $res = $facedata->{resource};
2768	my $enc = JSON::XS->new->utf8->canonical;
2769		3224
2770	while (my ($name, $info) = each %$res) {	3225	while (my ($name, $info) = each %$res) {
2771	my $meta = $enc->encode ({	3226	if (defined $info->{type}) {
2772	name => $name,
2773	type => $info->{type},
2774	copyright => $info->{copyright}, #TODO#
2775	});
2776
2777	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3227	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3228	my $data;
2778		3229
2779	if ($name =~ /\.jpg$/) {	3230	if ($info->{type} & 1) {
2780	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3231	# prepend meta info
2781	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3232
		3233	my $meta = $enc->encode ({
		3234	name => $name,
		3235	%{ $info->{meta} || {} },
		3236	});
		3237
		3238	$data = pack "(w/a*)*", $meta, $info->{data};
		3239	} else {
		3240	$data = $info->{data};
		3241	}
		3242
		3243	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3244	cf::face::set_type $idx, $info->{type};
2782	} else {	3245	} else {
2783	my $data = pack "(w/a*)*", $meta, $info->{data};	3246	$RESOURCE{$name} = $info;
2784	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2785
2786	cf::face::set_type $idx, 1;
2787	cf::face::set_data $idx, 0, $data, $chk;
2788	}	3247	}
2789		3248
2790	cf::cede_to_tick;	3249	cf::cede_to_tick;
2791	}	3250	}
2792	}	3251	}
2793		3252
		3253	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3254
2794	1	3255	1
2795	}	3256	}
2796		3257
		3258	cf::global->attach (on_resource_update => sub {
		3259	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3260	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3261
		3262	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3263	my $sound = $soundconf->{compat}[$_]
		3264	or next;
		3265
		3266	my $face = cf::face::find "sound/$sound->[1]";
		3267	cf::sound::set $sound->[0] => $face;
		3268	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3269	}
		3270
		3271	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3272	my $face = cf::face::find "sound/$v";
		3273	cf::sound::set $k => $face;
		3274	}
		3275	}
		3276	});
		3277
		3278	register_exticmd fx_want => sub {
		3279	my ($ns, $want) = @_;
		3280
		3281	while (my ($k, $v) = each %$want) {
		3282	$ns->fx_want ($k, $v);
		3283	}
		3284	};
		3285
		3286	sub load_resource_file($) {
		3287	my $guard = lock_acquire "load_resource_file";
		3288
		3289	my $status = load_resource_file_ $_[0];
		3290	get_slot 0.1, 100;
		3291	cf::arch::commit_load;
		3292
		3293	$status
		3294	}
		3295
2797	sub reload_regions {	3296	sub reload_regions {
		3297	# HACK to clear player env face cache, we need some signal framework
		3298	# for this (global event?)
		3299	%ext::player_env::MUSIC_FACE_CACHE = ();
		3300
2798	load_resource_file "$MAPDIR/regions"	3301	load_resource_file "$MAPDIR/regions"
2799	or die "unable to load regions file\n";	3302	or die "unable to load regions file\n";
2800		3303
2801	for (cf::region::list) {	3304	for (cf::region::list) {
2802	$_->{match} = qr/$_->{match}/	3305	$_->{match} = qr/$_->{match}/
…		…
2810	}	3313	}
2811		3314
2812	sub reload_archetypes {	3315	sub reload_archetypes {
2813	load_resource_file "$DATADIR/archetypes"	3316	load_resource_file "$DATADIR/archetypes"
2814	or die "unable to load archetypes\n";	3317	or die "unable to load archetypes\n";
2815	#d# NEED to laod twice to resolve forward references
2816	# this really needs to be done in an extra post-pass
2817	# (which needs to be synchronous, so solve it differently)
2818	load_resource_file "$DATADIR/archetypes"
2819	or die "unable to load archetypes\n";
2820	}	3318	}
2821		3319
2822	sub reload_treasures {	3320	sub reload_treasures {
2823	load_resource_file "$DATADIR/treasures"	3321	load_resource_file "$DATADIR/treasures"
2824	or die "unable to load treasurelists\n";	3322	or die "unable to load treasurelists\n";
2825	}	3323	}
2826		3324
2827	sub reload_resources {	3325	sub reload_resources {
2828	warn "reloading resource files...\n";	3326	warn "reloading resource files...\n";
2829		3327
		3328	reload_facedata;
		3329	reload_archetypes;
2830	reload_regions;	3330	reload_regions;
2831	reload_facedata;
2832	#reload_archetypes;#d#
2833	reload_archetypes;
2834	reload_treasures;	3331	reload_treasures;
2835		3332
2836	warn "finished reloading resource files\n";	3333	warn "finished reloading resource files\n";
2837	}	3334	}
2838		3335
2839	sub init {	3336	sub init {
		3337	my $guard = freeze_mainloop;
		3338
		3339	evthread_start IO::AIO::poll_fileno;
		3340
2840	reload_resources;	3341	reload_resources;
2841	}	3342	}
2842		3343
2843	sub cfg_load {	3344	sub reload_config {
2844	open my $fh, "<:utf8", "$CONFDIR/config"	3345	open my $fh, "<:utf8", "$CONFDIR/config"
2845	or return;	3346	or return;
2846		3347
2847	local $/;	3348	local $/;
2848	*CFG = YAML::Syck::Load <$fh>;	3349	*CFG = YAML::Load <$fh>;
2849		3350
2850	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3351	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2851		3352
2852	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3353	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2853	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3354	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2859	};	3360	};
2860	warn $@ if $@;	3361	warn $@ if $@;
2861	}	3362	}
2862	}	3363	}
2863		3364
		3365	sub pidfile() {
		3366	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3367	or die "$PIDFILE: $!";
		3368	flock $fh, &Fcntl::LOCK_EX
		3369	or die "$PIDFILE: flock: $!";
		3370	$fh
		3371	}
		3372
		3373	# make sure only one server instance is running at any one time
		3374	sub atomic {
		3375	my $fh = pidfile;
		3376
		3377	my $pid = <$fh>;
		3378	kill 9, $pid if $pid > 0;
		3379
		3380	seek $fh, 0, 0;
		3381	print $fh $$;
		3382	}
		3383
2864	sub main {	3384	sub main {
		3385	atomic;
		3386
2865	# we must not ever block the main coroutine	3387	# we must not ever block the main coroutine
2866	local $Coro::idle = sub {	3388	local $Coro::idle = sub {
2867	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3389	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2868	(async {	3390	(async {
2869	Event::one_event;	3391	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3392	EV::loop EV::LOOP_ONESHOT;
2870	})->prio (Coro::PRIO_MAX);	3393	})->prio (Coro::PRIO_MAX);
2871	};	3394	};
2872		3395
2873	cfg_load;	3396	{
		3397	my $guard = freeze_mainloop;
		3398	reload_config;
2874	db_init;	3399	db_init;
2875	load_extensions;	3400	load_extensions;
2876		3401
2877	$TICK_WATCHER->start;	3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3403	}
		3404
		3405	utime time, time, $RUNTIMEFILE;
		3406
		3407	# no (long-running) fork's whatsoever before this point(!)
		3408	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3409
2878	Event::loop;	3410	EV::loop;
2879	}	3411	}
2880		3412
2881	#############################################################################	3413	#############################################################################
2882	# initialisation and cleanup	3414	# initialisation and cleanup
2883		3415
2884	# install some emergency cleanup handlers	3416	# install some emergency cleanup handlers
2885	BEGIN {	3417	BEGIN {
		3418	our %SIGWATCHER = ();
2886	for my $signal (qw(INT HUP TERM)) {	3419	for my $signal (qw(INT HUP TERM)) {
2887	Event->signal (	3420	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2888	reentrant => 0,
2889	data => WF_AUTOCANCEL,
2890	signal => $signal,
2891	prio => 0,
2892	cb => sub {
2893	cf::cleanup "SIG$signal";	3421	cf::cleanup "SIG$signal";
2894	},
2895	);	3422	};
2896	}	3423	}
2897	}	3424	}
2898		3425
2899	sub write_runtime {	3426	sub write_runtime_sync {
2900	my $runtime = "$LOCALDIR/runtime";
2901
2902	# first touch the runtime file to show we are still running:	3427	# first touch the runtime file to show we are still running:
2903	# the fsync below can take a very very long time.	3428	# the fsync below can take a very very long time.
2904		3429
2905	IO::AIO::aio_utime $runtime, undef, undef;	3430	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2906		3431
2907	my $guard = cf::lock_acquire "write_runtime";	3432	my $guard = cf::lock_acquire "write_runtime";
2908		3433
2909	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3434	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2910	or return;	3435	or return;
2911		3436
2912	my $value = $cf::RUNTIME + 90 + 10;	3437	my $value = $cf::RUNTIME + 90 + 10;
2913	# 10 is the runtime save interval, for a monotonic clock	3438	# 10 is the runtime save interval, for a monotonic clock
2914	# 60 allows for the watchdog to kill the server.	3439	# 60 allows for the watchdog to kill the server.
…		…
2924	aio_utime $fh, undef, undef;	3449	aio_utime $fh, undef, undef;
2925		3450
2926	close $fh	3451	close $fh
2927	or return;	3452	or return;
2928		3453
2929	aio_rename "$runtime~", $runtime	3454	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2930	and return;	3455	and return;
2931		3456
2932	warn "runtime file written.\n";	3457	warn "runtime file written.\n";
2933		3458
2934	1	3459	1
		3460	}
		3461
		3462	our $uuid_lock;
		3463	our $uuid_skip;
		3464
		3465	sub write_uuid_sync($) {
		3466	$uuid_skip ||= $_[0];
		3467
		3468	return if $uuid_lock;
		3469	local $uuid_lock = 1;
		3470
		3471	my $uuid = "$LOCALDIR/uuid";
		3472
		3473	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3474	or return;
		3475
		3476	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3477	$uuid_skip = 0;
		3478
		3479	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3480	and return;
		3481
		3482	# always fsync - this file is important
		3483	aio_fsync $fh
		3484	and return;
		3485
		3486	close $fh
		3487	or return;
		3488
		3489	aio_rename "$uuid~", $uuid
		3490	and return;
		3491
		3492	warn "uuid file written ($value).\n";
		3493
		3494	1
		3495
		3496	}
		3497
		3498	sub write_uuid($$) {
		3499	my ($skip, $sync) = @_;
		3500
		3501	$sync ? write_uuid_sync $skip
		3502	: async { write_uuid_sync $skip };
2935	}	3503	}
2936		3504
2937	sub emergency_save() {	3505	sub emergency_save() {
2938	my $freeze_guard = cf::freeze_mainloop;	3506	my $freeze_guard = cf::freeze_mainloop;
2939		3507
…		…
2945	# and maps saved/destroyed asynchronously.	3513	# and maps saved/destroyed asynchronously.
2946	warn "begin emergency player save\n";	3514	warn "begin emergency player save\n";
2947	for my $login (keys %cf::PLAYER) {	3515	for my $login (keys %cf::PLAYER) {
2948	my $pl = $cf::PLAYER{$login} or next;	3516	my $pl = $cf::PLAYER{$login} or next;
2949	$pl->valid or next;	3517	$pl->valid or next;
		3518	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2950	$pl->save;	3519	$pl->save;
2951	}	3520	}
2952	warn "end emergency player save\n";	3521	warn "end emergency player save\n";
2953		3522
2954	warn "begin emergency map save\n";	3523	warn "begin emergency map save\n";
…		…
2960	warn "end emergency map save\n";	3529	warn "end emergency map save\n";
2961		3530
2962	warn "begin emergency database checkpoint\n";	3531	warn "begin emergency database checkpoint\n";
2963	BDB::db_env_txn_checkpoint $DB_ENV;	3532	BDB::db_env_txn_checkpoint $DB_ENV;
2964	warn "end emergency database checkpoint\n";	3533	warn "end emergency database checkpoint\n";
		3534
		3535	warn "begin write uuid\n";
		3536	write_uuid_sync 1;
		3537	warn "end write uuid\n";
2965	};	3538	};
2966		3539
2967	warn "leave emergency perl save\n";	3540	warn "leave emergency perl save\n";
2968	}	3541	}
2969		3542
2970	sub post_cleanup {	3543	sub post_cleanup {
2971	my ($make_core) = @_;	3544	my ($make_core) = @_;
2972		3545
2973	warn Carp::longmess "post_cleanup backtrace"	3546	warn Carp::longmess "post_cleanup backtrace"
2974	if $make_core;	3547	if $make_core;
		3548
		3549	my $fh = pidfile;
		3550	unlink $PIDFILE if <$fh> == $$;
2975	}	3551	}
		3552
		3553	# a safer delete_package, copied from Symbol
		3554	sub clear_package($) {
		3555	my $pkg = shift;
		3556
		3557	# expand to full symbol table name if needed
		3558	unless ($pkg =~ /^main::.*::$/) {
		3559	$pkg = "main$pkg" if $pkg =~ /^::/;
		3560	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3561	$pkg .= '::' unless $pkg =~ /::$/;
		3562	}
		3563
		3564	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3565	my $stem_symtab = *{$stem}{HASH};
		3566
		3567	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3568	or return;
		3569
		3570	# clear all symbols
		3571	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3572	for my $name (keys %$leaf_symtab) {
		3573	_gv_clear *{"$pkg$name"};
		3574	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3575	}
		3576	warn "cleared package #$pkg\n";#d#
		3577	}
		3578
		3579	our $RELOAD; # how many times to reload
2976		3580
2977	sub do_reload_perl() {	3581	sub do_reload_perl() {
2978	# can/must only be called in main	3582	# can/must only be called in main
2979	if ($Coro::current != $Coro::main) {	3583	if ($Coro::current != $Coro::main) {
2980	warn "can only reload from main coroutine";	3584	warn "can only reload from main coroutine";
2981	return;	3585	return;
2982	}	3586	}
2983		3587
		3588	return if $RELOAD++;
		3589
		3590	while ($RELOAD) {
2984	warn "reloading...";	3591	warn "reloading...";
2985		3592
2986	warn "entering sync_job";	3593	warn "entering sync_job";
2987		3594
2988	cf::sync_job {	3595	cf::sync_job {
2989	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
2990	cf::emergency_save;	3597	cf::emergency_save;
2991	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
2992		3599
2993	warn "syncing database to disk";	3600	warn "syncing database to disk";
2994	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
2995		3602
2996	# if anything goes wrong in here, we should simply crash as we already saved	3603	# if anything goes wrong in here, we should simply crash as we already saved
2997		3604
2998	warn "cancelling all WF_AUTOCANCEL watchers";
2999	for (Event::all_watchers) {
3000	$_->cancel if $_->data & WF_AUTOCANCEL;
3001	}
3002
3003	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
3004	for (;;) {
3005	BDB::flush;
3006	IO::AIO::flush;
3007	Coro::cede;
3008	last unless IO::AIO::nreqs || BDB::nreqs;	3606	while (IO::AIO::nreqs || BDB::nreqs) {
3009	warn "iterate...";	3607	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3010	}
3011
3012	++$RELOAD;
3013
3014	warn "cancelling all extension coros";
3015	$_->cancel for values %EXT_CORO;
3016	%EXT_CORO = ();
3017
3018	warn "removing commands";
3019	%COMMAND = ();
3020
3021	warn "removing ext/exti commands";
3022	%EXTCMD = ();
3023	%EXTICMD = ();
3024
3025	warn "unloading/nuking all extensions";
3026	for my $pkg (@EXTS) {
3027	warn "... unloading $pkg";
3028
3029	if (my $cb = $pkg->can ("unload")) {
3030	eval {
3031	$cb->($pkg);
3032	1
3033	} or warn "$pkg unloaded, but with errors: $@";
3034	}	3608	}
3035		3609
3036	warn "... nuking $pkg";	3610	warn "cancelling all extension coros";
3037	Symbol::delete_package $pkg;	3611	$_->cancel for values %EXT_CORO;
3038	}	3612	%EXT_CORO = ();
3039		3613
3040	warn "unloading all perl modules loaded from $LIBDIR";	3614	warn "removing commands";
3041	while (my ($k, $v) = each %INC) {	3615	%COMMAND = ();
3042	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3043		3616
		3617	warn "removing ext/exti commands";
		3618	%EXTCMD = ();
		3619	%EXTICMD = ();
		3620
		3621	warn "unloading/nuking all extensions";
		3622	for my $pkg (@EXTS) {
3044	warn "... unloading $k";	3623	warn "... unloading $pkg";
3045	delete $INC{$k};
3046		3624
3047	$k =~ s/\.pm$//;
3048	$k =~ s/\//::/g;
3049
3050	if (my $cb = $k->can ("unload_module")) {	3625	if (my $cb = $pkg->can ("unload")) {
		3626	eval {
3051	$cb->();	3627	$cb->($pkg);
		3628	1
		3629	} or warn "$pkg unloaded, but with errors: $@";
		3630	}
		3631
		3632	warn "... clearing $pkg";
		3633	clear_package $pkg;
3052	}	3634	}
3053		3635
3054	Symbol::delete_package $k;	3636	warn "unloading all perl modules loaded from $LIBDIR";
		3637	while (my ($k, $v) = each %INC) {
		3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3639
		3640	warn "... unloading $k";
		3641	delete $INC{$k};
		3642
		3643	$k =~ s/\.pm$//;
		3644	$k =~ s/\//::/g;
		3645
		3646	if (my $cb = $k->can ("unload_module")) {
		3647	$cb->();
		3648	}
		3649
		3650	clear_package $k;
3055	}	3651	}
3056		3652
3057	warn "getting rid of safe::, as good as possible";	3653	warn "getting rid of safe::, as good as possible";
3058	Symbol::delete_package "safe::$_"	3654	clear_package "safe::$_"
3059	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3060		3656
3061	warn "unloading cf.pm \"a bit\"";	3657	warn "unloading cf.pm \"a bit\"";
3062	delete $INC{"cf.pm"};	3658	delete $INC{"cf.pm"};
3063	delete $INC{"cf/pod.pm"};	3659	delete $INC{"cf/pod.pm"};
3064		3660
3065	# don't, removes xs symbols, too,	3661	# don't, removes xs symbols, too,
3066	# and global variables created in xs	3662	# and global variables created in xs
3067	#Symbol::delete_package __PACKAGE__;	3663	#clear_package __PACKAGE__;
3068		3664
3069	warn "unload completed, starting to reload now";	3665	warn "unload completed, starting to reload now";
3070		3666
3071	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
3072	require cf;	3668	require cf;
3073	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3074		3670
3075	warn "loading config and database again";	3671	warn "loading config and database again";
3076	cf::cfg_load;	3672	cf::reload_config;
3077		3673
3078	warn "loading extensions";	3674	warn "loading extensions";
3079	cf::load_extensions;	3675	cf::load_extensions;
3080		3676
3081	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
3082	_global_reattach; # objects, sockets	3678	_global_reattach; # objects, sockets
3083	warn "reattaching attachments to maps";	3679	warn "reattaching attachments to maps";
3084	reattach $_ for values %MAP;	3680	reattach $_ for values %MAP;
3085	warn "reattaching attachments to players";	3681	warn "reattaching attachments to players";
3086	reattach $_ for values %PLAYER;	3682	reattach $_ for values %PLAYER;
3087		3683
3088	warn "leaving sync_job";	3684	warn "leaving sync_job";
3089		3685
3090	1	3686	1
3091	} or do {	3687	} or do {
3092	warn $@;	3688	warn $@;
3093	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3094	exit 1;
3095	};	3690	};
3096		3691
3097	warn "reloaded";	3692	warn "reloaded";
		3693	--$RELOAD;
		3694	}
3098	};	3695	};
3099		3696
3100	our $RELOAD_WATCHER; # used only during reload	3697	our $RELOAD_WATCHER; # used only during reload
3101		3698
3102	sub reload_perl() {	3699	sub reload_perl() {
3103	# doing reload synchronously and two reloads happen back-to-back,	3700	# doing reload synchronously and two reloads happen back-to-back,
3104	# coro crashes during coro_state_free->destroy here.	3701	# coro crashes during coro_state_free->destroy here.
3105		3702
3106	$RELOAD_WATCHER ||= Event->timer (	3703	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3107	reentrant => 0,
3108	after => 0,
3109	data => WF_AUTOCANCEL,
3110	cb => sub {
3111	do_reload_perl;	3704	do_reload_perl;
3112	undef $RELOAD_WATCHER;	3705	undef $RELOAD_WATCHER;
3113	},
3114	);	3706	};
3115	}	3707	}
3116		3708
3117	register_command "reload" => sub {	3709	register_command "reload" => sub {
3118	my ($who, $arg) = @_;	3710	my ($who, $arg) = @_;
3119		3711
3120	if ($who->flag (FLAG_WIZ)) {	3712	if ($who->flag (FLAG_WIZ)) {
3121	$who->message ("reloading server.");	3713	$who->message ("reloading server.");
		3714	async {
		3715	$Coro::current->{desc} = "perl_reload";
3122	async { reload_perl };	3716	reload_perl;
		3717	};
3123	}	3718	}
3124	};	3719	};
3125		3720
3126	unshift @INC, $LIBDIR;	3721	unshift @INC, $LIBDIR;
3127		3722
…		…
3129		3724
3130	our @WAIT_FOR_TICK;	3725	our @WAIT_FOR_TICK;
3131	our @WAIT_FOR_TICK_BEGIN;	3726	our @WAIT_FOR_TICK_BEGIN;
3132		3727
3133	sub wait_for_tick {	3728	sub wait_for_tick {
3134	return unless $TICK_WATCHER->is_active;
3135	return if $Coro::current == $Coro::main;	3729	return if tick_inhibit || $Coro::current == $Coro::main;
3136		3730
3137	my $signal = new Coro::Signal;	3731	my $signal = new Coro::Signal;
3138	push @WAIT_FOR_TICK, $signal;	3732	push @WAIT_FOR_TICK, $signal;
3139	$signal->wait;	3733	$signal->wait;
3140	}	3734	}
3141		3735
3142	sub wait_for_tick_begin {	3736	sub wait_for_tick_begin {
3143	return unless $TICK_WATCHER->is_active;
3144	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3145		3738
3146	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3147	push @WAIT_FOR_TICK_BEGIN, $signal;	3740	push @WAIT_FOR_TICK_BEGIN, $signal;
3148	$signal->wait;	3741	$signal->wait;
3149	}	3742	}
3150		3743
3151	my $min = 1e6;#d#	3744	sub tick {
3152	my $avg = 10;
3153	$TICK_WATCHER = Event->timer (
3154	reentrant => 0,
3155	parked => 1,
3156	prio => 0,
3157	at => $NEXT_TICK || $TICK,
3158	data => WF_AUTOCANCEL,
3159	cb => sub {
3160	if ($Coro::current != $Coro::main) {	3745	if ($Coro::current != $Coro::main) {
3161	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3746	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3162	unless ++$bug_warning > 10;	3747	unless ++$bug_warning > 10;
3163	return;	3748	return;
3164	}	3749	}
3165		3750
3166	$NOW = $tick_start = Event::time;
3167
3168	cf::server_tick; # one server iteration	3751	cf::server_tick; # one server iteration
3169		3752
3170	0 && sync_job {#d#	3753	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3171	for(1..10) {	3754	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3172	my $t = Event::time;	3755	Coro::async_pool {
3173	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3756	$Coro::current->{desc} = "runtime saver";
3174	or die;	3757	write_runtime_sync
3175		3758	or warn "ERROR: unable to write runtime file: $!";
3176	$map->width (50);
3177	$map->height (50);
3178	$map->alloc;
3179	$map->_load_objects ("/tmp/x.map", 1);
3180	my $t = Event::time - $t;
3181
3182	#next unless $t < 0.0013;#d#
3183	if ($t < $min) {
3184	$min = $t;
3185	}
3186	$avg = $avg * 0.99 + $t * 0.01;
3187	}
3188	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3189	exit 0;
3190	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3191	};	3759	};
		3760	}
3192		3761
3193	$RUNTIME += $TICK;
3194	$NEXT_TICK += $TICK;
3195
3196	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3197	$NEXT_RUNTIME_WRITE = $NOW + 10;
3198	Coro::async_pool {
3199	write_runtime
3200	or warn "ERROR: unable to write runtime file: $!";
3201	};
3202	}
3203
3204	# my $AFTER = Event::time;
3205	# warn $AFTER - $NOW;#d#
3206
3207	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3762	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3208	$sig->send;	3763	$sig->send;
3209	}	3764	}
3210	while (my $sig = shift @WAIT_FOR_TICK) {	3765	while (my $sig = shift @WAIT_FOR_TICK) {
3211	$sig->send;	3766	$sig->send;
3212	}	3767	}
3213		3768
3214	$NOW = Event::time;	3769	$LOAD = ($NOW - $TICK_START) / $TICK;
3215
3216	# if we are delayed by four ticks or more, skip them all
3217	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3218
3219	$TICK_WATCHER->at ($NEXT_TICK);
3220	$TICK_WATCHER->start;
3221
3222	$LOAD = ($NOW - $tick_start) / $TICK;
3223	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3770	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3224		3771
3225	_post_tick;	3772	if (0) {
3226		3773	if ($NEXT_TICK) {
3227		3774	my $jitter = $TICK_START - $NEXT_TICK;
		3775	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3776	warn "jitter $JITTER\n";#d#
		3777	}
3228	},	3778	}
3229	);	3779	}
3230		3780
3231	{	3781	{
3232	BDB::max_poll_time $TICK * 0.1;	3782	# configure BDB
3233	$BDB_POLL_WATCHER = Event->io (	3783
3234	reentrant => 0,
3235	fd => BDB::poll_fileno,
3236	poll => 'r',
3237	prio => 0,
3238	data => WF_AUTOCANCEL,
3239	cb => \&BDB::poll_cb,
3240	);
3241	BDB::min_parallel 8;	3784	BDB::min_parallel 8;
3242		3785	BDB::max_poll_reqs $TICK * 0.1;
3243	BDB::set_sync_prepare {	3786	$AnyEvent::BDB::WATCHER->priority (1);
3244	my $status;
3245	my $current = $Coro::current;
3246	(
3247	sub {
3248	$status = $!;
3249	$current->ready; undef $current;
3250	},
3251	sub {
3252	Coro::schedule while defined $current;
3253	$! = $status;
3254	},
3255	)
3256	};
3257		3787
3258	unless ($DB_ENV) {	3788	unless ($DB_ENV) {
3259	$DB_ENV = BDB::db_env_create;	3789	$DB_ENV = BDB::db_env_create;
		3790	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3791	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3792	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3793	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3794	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3260		3795
3261	cf::sync_job {	3796	cf::sync_job {
3262	eval {	3797	eval {
3263	BDB::db_env_open	3798	BDB::db_env_open
3264	$DB_ENV,	3799	$DB_ENV,
…		…
3266	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3801	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3267	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3802	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3268	0666;	3803	0666;
3269		3804
3270	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3805	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3271
3272	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3273	$DB_ENV->set_lk_detect;
3274	};	3806	};
3275		3807
3276	cf::cleanup "db_env_open(db): $@" if $@;	3808	cf::cleanup "db_env_open(db): $@" if $@;
3277	};	3809	};
3278	}	3810	}
		3811
		3812	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3813	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3814	};
		3815	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3816	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3817	};
		3818	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3819	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3820	};
3279	}	3821	}
3280		3822
3281	{	3823	{
		3824	# configure IO::AIO
		3825
3282	IO::AIO::min_parallel 8;	3826	IO::AIO::min_parallel 8;
3283
3284	undef $Coro::AIO::WATCHER;
3285	IO::AIO::max_poll_time $TICK * 0.1;	3827	IO::AIO::max_poll_time $TICK * 0.1;
3286	$AIO_POLL_WATCHER = Event->io (	3828	undef $AnyEvent::AIO::WATCHER;
3287	reentrant => 0,
3288	data => WF_AUTOCANCEL,
3289	fd => IO::AIO::poll_fileno,
3290	poll => 'r',
3291	prio => 6,
3292	cb => \&IO::AIO::poll_cb,
3293	);
3294	}	3829	}
3295		3830
3296	my $_log_backtrace;	3831	my $_log_backtrace;
3297		3832
3298	sub _log_backtrace {	3833	sub _log_backtrace {
…		…
3301	$msg =~ s/\n//;	3836	$msg =~ s/\n//;
3302		3837
3303	# limit the # of concurrent backtraces	3838	# limit the # of concurrent backtraces
3304	if ($_log_backtrace < 2) {	3839	if ($_log_backtrace < 2) {
3305	++$_log_backtrace;	3840	++$_log_backtrace;
		3841	my $perl_bt = Carp::longmess $msg;
3306	async {	3842	async {
		3843	$Coro::current->{desc} = "abt $msg";
		3844
3307	my @bt = fork_call {	3845	my @bt = fork_call {
3308	@addr = map { sprintf "%x", $_ } @addr;	3846	@addr = map { sprintf "%x", $_ } @addr;
3309	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3847	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3310	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3848	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3311	or die "addr2line: $!";	3849	or die "addr2line: $!";
…		…
3319	}	3857	}
3320		3858
3321	@funcs	3859	@funcs
3322	};	3860	};
3323		3861
3324	LOG llevInfo, "[ABT] $msg\n";	3862	LOG llevInfo, "[ABT] $perl_bt\n";
		3863	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3325	LOG llevInfo, "[ABT] $_\n" for @bt;	3864	LOG llevInfo, "[ABT] $_\n" for @bt;
3326	--$_log_backtrace;	3865	--$_log_backtrace;
3327	};	3866	};
3328	} else {	3867	} else {
3329	LOG llevInfo, "[ABT] $msg\n";	3868	LOG llevInfo, "[ABT] $msg\n";

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