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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.303 by root, Wed Jul 11 15:57:31 2007 UTC vs.
Revision 1.449 by root, Sat Sep 20 00:09:27 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
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		74
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		76
51	our %COMMAND = ();	77	our %COMMAND = ();
52	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
58	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
59		85
60	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far
61	our @EVENT;	87	our @EVENT;
62		88
63	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	90	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
74		104
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	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	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	107	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	113	our $DB_ENV;
85		114
86	our %CFG;	115	our %CFG;
87		116
88	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
90		120
91	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
94		124
95	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		127
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
101		132
102	binmode STDOUT;	133	binmode STDOUT;
103	binmode STDERR;	134	binmode STDERR;
104		135
105	# read virtual server time, if available	136	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
110	}	141	}
111		142
112	mkdir $_	143	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		189
159	The raw value load value from the last tick.	190	The raw value load value from the last tick.
160		191
161	=item %cf::CFG	192	=item %cf::CFG
162		193
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	195	from wherever your confdir points to.
165		196
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		198
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	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	200	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.	201	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
171		202
		203	=item @cf::INVOKE_RESULTS
		204
		205	This array contains the results of the last C<invoke ()> call. When
		206	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		207	that call.
		208
172	=back	209	=back
173		210
174	=cut	211	=cut
175		212
176	BEGIN {	213	BEGIN {
…		…
180	$msg .= "\n"	217	$msg .= "\n"
181	unless $msg =~ /\n$/;	218	unless $msg =~ /\n$/;
182		219
183	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
184		221
185	utf8::encode $msg;
186	LOG llevError, $msg;	222	LOG llevError, $msg;
187	};	223	};
188	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
189		240
190	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
191	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
192	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
193	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
200	for my $pkg (qw(	251	for my $pkg (qw(
201	cf::global cf::attachable	252	cf::global cf::attachable
202	cf::object cf::object::player	253	cf::object cf::object::player
203	cf::client cf::player	254	cf::client cf::player
204	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
205	cf::map cf::party cf::region	257	cf::party cf::region
206	)) {	258	)) {
207	no strict 'refs';
208	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
209	}	260	}
210		261
211	$Event::DIED = sub {	262	$EV::DIED = sub {
212	warn "error in event callback: @_";	263	warn "error in event callback: @_";
213	};	264	};
214		265
215	#############################################################################	266	#############################################################################
216		267
…		…
239	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
240	$d	291	$d
241	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
242	}	293	}
243		294
244	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
245		296
246	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
247		298
248	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
249		300
250	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
251		302
252	=cut	303	=cut
253		304
254	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
255		306
256	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
257	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
258		309
259	=item cf::lock_wait $string	310	=item cf::lock_wait $string
260		311
261	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
262		313
…		…
265	Wait until the given lock is available and then acquires it and returns	316	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,	317	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	318	for example when the coroutine gets canceled), the lock is automatically
268	returned.	319	returned.
269		320
		321	Locks are *not* recursive, locking from the same coro twice results in a
		322	deadlocked coro.
		323
270	Lock names should begin with a unique identifier (for example, cf::map::find	324	Lock names should begin with a unique identifier (for example, cf::map::find
271	uses map_find and cf::map::load uses map_load).	325	uses map_find and cf::map::load uses map_load).
272		326
273	=item $locked = cf::lock_active $string	327	=item $locked = cf::lock_active $string
274		328
275	Return true if the lock is currently active, i.e. somebody has locked it.	329	Return true if the lock is currently active, i.e. somebody has locked it.
276		330
277	=cut	331	=cut
278		332
279	our %LOCK;	333	our %LOCK;
		334	our %LOCKER;#d#
280		335
281	sub lock_wait($) {	336	sub lock_wait($) {
282	my ($key) = @_;	337	my ($key) = @_;
		338
		339	if ($LOCKER{$key} == $Coro::current) {#d#
		340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		341	return;#d#
		342	}#d#
283		343
284	# wait for lock, if any	344	# wait for lock, if any
285	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
286	push @{ $LOCK{$key} }, $Coro::current;	346	push @{ $LOCK{$key} }, $Coro::current;
287	Coro::schedule;	347	Coro::schedule;
…		…
293		353
294	# wait, to be sure we are not locked	354	# wait, to be sure we are not locked
295	lock_wait $key;	355	lock_wait $key;
296		356
297	$LOCK{$key} = [];	357	$LOCK{$key} = [];
		358	$LOCKER{$key} = $Coro::current;#d#
298		359
299	Coro::guard {	360	Coro::guard {
		361	delete $LOCKER{$key};#d#
300	# wake up all waiters, to be on the safe side	362	# wake up all waiters, to be on the safe side
301	$_->ready for @{ delete $LOCK{$key} };	363	$_->ready for @{ delete $LOCK{$key} };
302	}	364	}
303	}	365	}
304		366
…		…
307		369
308	! ! $LOCK{$key}	370	! ! $LOCK{$key}
309	}	371	}
310		372
311	sub freeze_mainloop {	373	sub freeze_mainloop {
312	return unless $TICK_WATCHER->is_active;	374	tick_inhibit_inc;
313		375
314	my $guard = Coro::guard {	376	Coro::guard \&tick_inhibit_dec;
315	$TICK_WATCHER->start;	377	}
		378
		379	=item cf::periodic $interval, $cb
		380
		381	Like EV::periodic, but randomly selects a starting point so that the actions
		382	get spread over timer.
		383
		384	=cut
		385
		386	sub periodic($$) {
		387	my ($interval, $cb) = @_;
		388
		389	my $start = rand List::Util::min 180, $interval;
		390
		391	EV::periodic $start, $interval, 0, $cb
		392	}
		393
		394	=item cf::get_slot $time[, $priority[, $name]]
		395
		396	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		397	This call blocks and returns only when you have at least C<$time> seconds
		398	of cpu time till the next tick. The slot is only valid till the next cede.
		399
		400	The optional C<$name> can be used to identify the job to run. It might be
		401	used for statistical purposes and should identify the same time-class.
		402
		403	Useful for short background jobs.
		404
		405	=cut
		406
		407	our @SLOT_QUEUE;
		408	our $SLOT_QUEUE;
		409
		410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		411	$SLOT_QUEUE = Coro::async {
		412	$Coro::current->desc ("timeslot manager");
		413
		414	my $signal = new Coro::Signal;
		415
		416	while () {
		417	next_job:
		418	my $avail = cf::till_tick;
		419	if ($avail > 0.01) {
		420	for (0 .. $#SLOT_QUEUE) {
		421	if ($SLOT_QUEUE[$_][0] < $avail) {
		422	my $job = splice @SLOT_QUEUE, $_, 1, ();
		423	$job->[2]->send;
		424	Coro::cede;
		425	goto next_job;
		426	}
		427	}
		428	}
		429
		430	if (@SLOT_QUEUE) {
		431	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		432	push @cf::WAIT_FOR_TICK, $signal;
		433	$signal->wait;
		434	} else {
		435	Coro::schedule;
		436	}
316	};	437	}
317	$TICK_WATCHER->stop;	438	};
318	$guard	439
		440	sub get_slot($;$$) {
		441	return if tick_inhibit || $Coro::current == $Coro::main;
		442
		443	my ($time, $pri, $name) = @_;
		444
		445	$time = $TICK * .6 if $time > $TICK * .6;
		446	my $sig = new Coro::Signal;
		447
		448	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		449	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		450	$SLOT_QUEUE->ready;
		451	$sig->wait;
319	}	452	}
320		453
321	=item cf::async { BLOCK }	454	=item cf::async { BLOCK }
322		455
323	Currently the same as Coro::async_pool, meaning you cannot use	456	Currently the same as Coro::async_pool, meaning you cannot use
…		…
328		461
329	BEGIN { *async = \&Coro::async_pool }	462	BEGIN { *async = \&Coro::async_pool }
330		463
331	=item cf::sync_job { BLOCK }	464	=item cf::sync_job { BLOCK }
332		465
333	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	466	The design of Deliantra requires that the main coroutine ($Coro::main)
334	is always able to handle events or runnable, as Crossfire TRT is only	467	is always able to handle events or runnable, as Deliantra is only
335	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	468	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
336	acceptable.	469	acceptable.
337		470
338	If it must be done, put the blocking parts into C<sync_job>. This will run	471	If it must be done, put the blocking parts into C<sync_job>. This will run
339	the given BLOCK in another coroutine while waiting for the result. The	472	the given BLOCK in another coroutine while waiting for the result. The
…		…
344		477
345	sub sync_job(&) {	478	sub sync_job(&) {
346	my ($job) = @_;	479	my ($job) = @_;
347		480
348	if ($Coro::current == $Coro::main) {	481	if ($Coro::current == $Coro::main) {
349	my $time = Event::time;	482	my $time = EV::time;
350		483
351	# this is the main coro, too bad, we have to block	484	# this is the main coro, too bad, we have to block
352	# till the operation succeeds, freezing the server :/	485	# till the operation succeeds, freezing the server :/
353		486
354	# TODO: use suspend/resume instead	487	LOG llevError, Carp::longmess "sync job";#d#
355	# (but this is cancel-safe)	488
356	my $freeze_guard = freeze_mainloop;	489	my $freeze_guard = freeze_mainloop;
357		490
358	my $busy = 1;	491	my $busy = 1;
359	my @res;	492	my @res;
360		493
361	(async {	494	(async {
		495	$Coro::current->desc ("sync job coro");
362	@res = eval { $job->() };	496	@res = eval { $job->() };
363	warn $@ if $@;	497	warn $@ if $@;
364	undef $busy;	498	undef $busy;
365	})->prio (Coro::PRIO_MAX);	499	})->prio (Coro::PRIO_MAX);
366		500
367	while ($busy) {	501	while ($busy) {
368	Coro::cede or Event::one_event;	502	if (Coro::nready) {
		503	Coro::cede_notself;
		504	} else {
		505	EV::loop EV::LOOP_ONESHOT;
369	}	506	}
		507	}
370		508
371	$time = Event::time - $time;	509	my $time = EV::time - $time;
372		510
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	511	$TICK_START += $time; # do not account sync jobs to server load
377		512
378	wantarray ? @res : $res[0]	513	wantarray ? @res : $res[0]
379	} else {	514	} else {
380	# we are in another coroutine, how wonderful, everything just works	515	# we are in another coroutine, how wonderful, everything just works
381		516
…		…
406	=item fork_call { }, $args	541	=item fork_call { }, $args
407		542
408	Executes the given code block with the given arguments in a seperate	543	Executes the given code block with the given arguments in a seperate
409	process, returning the results. Everything must be serialisable with	544	process, returning the results. Everything must be serialisable with
410	Coro::Storable. May, of course, block. Note that the executed sub may	545	Coro::Storable. May, of course, block. Note that the executed sub may
411	never block itself or use any form of Event handling.	546	never block itself or use any form of event handling.
412		547
413	=cut	548	=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	$buf
422	}
423		549
424	sub fork_call(&@) {	550	sub fork_call(&@) {
425	my ($cb, @args) = @_;	551	my ($cb, @args) = @_;
426		552
427	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	553	# we seemingly have to make a local copy of the whole thing,
428	# or die "socketpair: $!";	554	# otherwise perl prematurely frees the stuff :/
429	pipe my $fh1, my $fh2	555	# TODO: investigate and fix (likely this will be rather laborious)
430	or die "pipe: $!";
431		556
432	if (my $pid = fork) {	557	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;	558	reset_signals;
446	local $SIG{__WARN__};	559	&$cb
447	local $SIG{__DIE__};	560	}, @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		561
454	eval {	562	wantarray ? @res : $res[-1]
455	close $fh1;	563	}
456		564
457	my @res = eval { $cb->(@args) };	565	=item $coin = coin_from_name $name
458		566
459	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	567	=cut
460	close $fh2;
461	};
462		568
463	warn $@ if $@;	569	our %coin_alias = (
464	_exit 0;	570	"silver" => "silvercoin",
465	}	571	"silvercoin" => "silvercoin",
		572	"silvercoins" => "silvercoin",
		573	"gold" => "goldcoin",
		574	"goldcoin" => "goldcoin",
		575	"goldcoins" => "goldcoin",
		576	"platinum" => "platinacoin",
		577	"platinumcoin" => "platinacoin",
		578	"platinumcoins" => "platinacoin",
		579	"platina" => "platinacoin",
		580	"platinacoin" => "platinacoin",
		581	"platinacoins" => "platinacoin",
		582	"royalty" => "royalty",
		583	"royalties" => "royalty",
		584	);
		585
		586	sub coin_from_name($) {
		587	$coin_alias{$_[0]}
		588	? cf::arch::find $coin_alias{$_[0]}
		589	: undef
466	}	590	}
467		591
468	=item $value = cf::db_get $family => $key	592	=item $value = cf::db_get $family => $key
469		593
470	Returns a single value from the environment database.	594	Returns a single value from the environment database.
…		…
472	=item cf::db_put $family => $key => $value	596	=item cf::db_put $family => $key => $value
473		597
474	Stores the given C<$value> in the family. It can currently store binary	598	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).	599	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
476		600
		601	=item $db = cf::db_table "name"
		602
		603	Create and/or open a new database table. The string must not be "db" and must be unique
		604	within each server.
		605
477	=cut	606	=cut
		607
		608	sub db_table($) {
		609	my ($name) = @_;
		610	my $db = BDB::db_create $DB_ENV;
		611
		612	eval {
		613	$db->set_flags (BDB::CHKSUM);
		614
		615	utf8::encode $name;
		616	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		617	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		618	cf::cleanup "db_open(db): $!" if $!;
		619	};
		620	cf::cleanup "db_open(db): $@" if $@;
		621
		622	$db
		623	}
478		624
479	our $DB;	625	our $DB;
480		626
481	sub db_init {	627	sub db_init {
482	unless ($DB) {
483	$DB = BDB::db_create $DB_ENV;
484
485	cf::sync_job {	628	cf::sync_job {
486	eval {	629	$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	}	630	};
496	}	631	}
497		632
498	sub db_get($$) {	633	sub db_get($$) {
499	my $key = "$_[0]/$_[1]";	634	my $key = "$_[0]/$_[1]";
500		635
…		…
550	if (1) {	685	if (1) {
551	$md5 =	686	$md5 =
552	join "\x00",	687	join "\x00",
553	$processversion,	688	$processversion,
554	map {	689	map {
555	Coro::cede;	690	cf::cede_to_tick;
556	($src->[$_], Digest::MD5::md5_hex $data[$_])	691	($src->[$_], Digest::MD5::md5_hex $data[$_])
557	} 0.. $#$src;	692	} 0.. $#$src;
558		693
559		694
560	my $dbmd5 = db_get cache => "$id/md5";	695	my $dbmd5 = db_get cache => "$id/md5";
…		…
598		733
599	#############################################################################	734	#############################################################################
600		735
601	=head2 ATTACHABLE OBJECTS	736	=head2 ATTACHABLE OBJECTS
602		737
603	Many objects in crossfire are so-called attachable objects. That means you can	738	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")	739	attach callbacks/event handlers (a collection of which is called an "attachment")
605	to it. All such attachable objects support the following methods.	740	to it. All such attachable objects support the following methods.
606		741
607	In the following description, CLASS can be any of C<global>, C<object>	742	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	743	C<player>, C<client> or C<map> (i.e. the attachable objects in
609	Crossfire TRT).	744	Deliantra).
610		745
611	=over 4	746	=over 4
612		747
613	=item $attachable->attach ($attachment, key => $value...)	748	=item $attachable->attach ($attachment, key => $value...)
614		749
…		…
658	=item cf::CLASS::attachment $name, ...	793	=item cf::CLASS::attachment $name, ...
659		794
660	Register an attachment by C<$name> through which attachable objects of the	795	Register an attachment by C<$name> through which attachable objects of the
661	given CLASS can refer to this attachment.	796	given CLASS can refer to this attachment.
662		797
663	Some classes such as crossfire maps and objects can specify attachments	798	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.	799	that are attached at load/instantiate time, thus the need for a name.
665		800
666	These calls expect any number of the following handler/hook descriptions:	801	These calls expect any number of the following handler/hook descriptions:
667		802
668	=over 4	803	=over 4
…		…
866	";	1001	";
867	die if $@;	1002	die if $@;
868	}	1003	}
869		1004
870	our $override;	1005	our $override;
871	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1006	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
872		1007
873	sub override {	1008	sub override {
874	$override = 1;	1009	$override = 1;
875	@invoke_results = ();	1010	@INVOKE_RESULTS = (@_);
876	}	1011	}
877		1012
878	sub do_invoke {	1013	sub do_invoke {
879	my $event = shift;	1014	my $event = shift;
880	my $callbacks = shift;	1015	my $callbacks = shift;
881		1016
882	@invoke_results = ();	1017	@INVOKE_RESULTS = ();
883		1018
884	local $override;	1019	local $override;
885		1020
886	for (@$callbacks) {	1021	for (@$callbacks) {
887	eval { &{$_->[1]} };	1022	eval { &{$_->[1]} };
…		…
896	}	1031	}
897		1032
898	0	1033	0
899	}	1034	}
900		1035
901	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
902		1037
903	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
904		1039
905	Generate an object-specific event with the given arguments.	1040	Generate an object-specific event with the given arguments.
906		1041
907	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1042	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	1043	removed in future versions), and there is no public API to access override
909	results (if you must, access C<@cf::invoke_results> directly).	1044	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
910		1045
911	=back	1046	=back
912		1047
913	=cut	1048	=cut
914		1049
915	#############################################################################	1050	#############################################################################
916	# object support	1051	# object support
		1052
		1053	sub _object_equal($$);
		1054	sub _object_equal($$) {
		1055	my ($a, $b) = @_;
		1056
		1057	return 0 unless (ref $a) eq (ref $b);
		1058
		1059	if ("HASH" eq ref $a) {
		1060	my @ka = keys %$a;
		1061	my @kb = keys %$b;
		1062
		1063	return 0 if @ka != @kb;
		1064
		1065	for (0 .. $#ka) {
		1066	return 0 unless $ka[$_] eq $kb[$_];
		1067	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1068	}
		1069
		1070	} elsif ("ARRAY" eq ref $a) {
		1071
		1072	return 0 if @$a != @$b;
		1073
		1074	for (0 .. $#$a) {
		1075	return 0 unless _object_equal $a->[$_], $b->[$_];
		1076	}
		1077
		1078	} elsif ($a ne $b) {
		1079	return 0;
		1080	}
		1081
		1082	1
		1083	}
		1084
		1085	our $SLOW_MERGES;#d#
		1086	sub _can_merge {
		1087	my ($ob1, $ob2) = @_;
		1088
		1089	++$SLOW_MERGES;#d#
		1090
		1091	# we do the slow way here
		1092	return _object_equal $ob1, $ob2
		1093	}
917		1094
918	sub reattach {	1095	sub reattach {
919	# basically do the same as instantiate, without calling instantiate	1096	# basically do the same as instantiate, without calling instantiate
920	my ($obj) = @_;	1097	my ($obj) = @_;
921		1098
		1099	# no longer needed after getting rid of delete_package?
922	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1100	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
923		1101
924	my $registry = $obj->registry;	1102	my $registry = $obj->registry;
925		1103
926	@$registry = ();	1104	@$registry = ();
927		1105
…		…
942	cf::attachable->attach (	1120	cf::attachable->attach (
943	prio => -1000000,	1121	prio => -1000000,
944	on_instantiate => sub {	1122	on_instantiate => sub {
945	my ($obj, $data) = @_;	1123	my ($obj, $data) = @_;
946		1124
947	$data = from_json $data;	1125	$data = decode_json $data;
948		1126
949	for (@$data) {	1127	for (@$data) {
950	my ($name, $args) = @$_;	1128	my ($name, $args) = @$_;
951		1129
952	$obj->attach ($name, %{$args || {} });	1130	$obj->attach ($name, %{$args || {} });
…		…
968	sub object_freezer_save {	1146	sub object_freezer_save {
969	my ($filename, $rdata, $objs) = @_;	1147	my ($filename, $rdata, $objs) = @_;
970		1148
971	sync_job {	1149	sync_job {
972	if (length $$rdata) {	1150	if (length $$rdata) {
		1151	utf8::decode (my $decname = $filename);
973	warn sprintf "saving %s (%d,%d)\n",	1152	warn sprintf "saving %s (%d,%d)\n",
974	$filename, length $$rdata, scalar @$objs;	1153	$decname, length $$rdata, scalar @$objs;
975		1154
976	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
977	chmod SAVE_MODE, $fh;	1156	aio_chmod $fh, SAVE_MODE;
978	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
979	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
980	close $fh;	1159	aio_close $fh;
981		1160
982	if (@$objs) {	1161	if (@$objs) {
983	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
984	chmod SAVE_MODE, $fh;	1163	aio_chmod $fh, SAVE_MODE;
985	my $data = Storable::nfreeze { version => 1, objs => $objs };	1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
986	aio_write $fh, 0, (length $data), $data, 0;	1165	aio_write $fh, 0, (length $data), $data, 0;
987	aio_fsync $fh if $cf::USE_FSYNC;	1166	aio_fsync $fh if $cf::USE_FSYNC;
988	close $fh;	1167	aio_close $fh;
989	aio_rename "$filename.pst~", "$filename.pst";	1168	aio_rename "$filename.pst~", "$filename.pst";
990	}	1169	}
991	} else {	1170	} else {
992	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
993	}	1172	}
…		…
998	}	1177	}
999	} else {	1178	} else {
1000	aio_unlink $filename;	1179	aio_unlink $filename;
1001	aio_unlink "$filename.pst";	1180	aio_unlink "$filename.pst";
1002	}	1181	}
1003	}	1182	};
1004	}	1183	}
1005		1184
1006	sub object_freezer_as_string {	1185	sub object_freezer_as_string {
1007	my ($rdata, $objs) = @_;	1186	my ($rdata, $objs) = @_;
1008		1187
…		…
1020	or return;	1199	or return;
1021		1200
1022	unless (aio_stat "$filename.pst") {	1201	unless (aio_stat "$filename.pst") {
1023	(aio_load "$filename.pst", $av) >= 0	1202	(aio_load "$filename.pst", $av) >= 0
1024	or return;	1203	or return;
		1204
1025	$av = eval { (Storable::thaw $av)->{objs} };	1205	my $st = eval { Coro::Storable::thaw $av };
		1206	$av = $st->{objs};
1026	}	1207	}
1027		1208
		1209	utf8::decode (my $decname = $filename);
1028	warn sprintf "loading %s (%d)\n",	1210	warn sprintf "loading %s (%d,%d)\n",
1029	$filename, length $data, scalar @{$av || []};	1211	$decname, length $data, scalar @{$av || []};
		1212
1030	return ($data, $av);	1213	($data, $av)
1031	}	1214	}
1032		1215
1033	=head2 COMMAND CALLBACKS	1216	=head2 COMMAND CALLBACKS
1034		1217
1035	=over 4	1218	=over 4
…		…
1108	my ($pl, $buf) = @_;	1291	my ($pl, $buf) = @_;
1109		1292
1110	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1293	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1111		1294
1112	if (ref $msg) {	1295	if (ref $msg) {
		1296	my ($type, $reply, @payload) =
		1297	"ARRAY" eq ref $msg
		1298	? @$msg
		1299	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1300
		1301	my @reply;
		1302
1113	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1303	if (my $cb = $EXTCMD{$type}) {
1114	if (my %reply = $cb->($pl, $msg)) {	1304	@reply = $cb->($pl, @payload);
1115	$pl->ext_reply ($msg->{msgid}, %reply);
1116	}
1117	}	1305	}
		1306
		1307	$pl->ext_reply ($reply, @reply)
		1308	if $reply;
		1309
1118	} else {	1310	} else {
1119	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1311	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1120	}	1312	}
1121		1313
1122	cf::override;	1314	cf::override;
…		…
1149		1341
1150	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1151	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1152		1344
1153	$ext{source} =	1345	$ext{source} =
1154	"package $pkg; use strict; use utf8;\n"	1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1155	. "#line 1 \"$path\"\n{\n"	1347	. "#line 1 \"$path\"\n{\n"
1156	. $source	1348	. $source
1157	. "\n};\n1";	1349	. "\n};\n1";
1158		1350
1159	$todo{$base} = \%ext;	1351	$todo{$base} = \%ext;
…		…
1175	my $msg = $@ ? "$v->{path}: $@\n"	1367	my $msg = $@ ? "$v->{path}: $@\n"
1176	: "$v->{base}: extension inactive.\n";	1368	: "$v->{base}: extension inactive.\n";
1177		1369
1178	if (exists $v->{meta}{mandatory}) {	1370	if (exists $v->{meta}{mandatory}) {
1179	warn $msg;	1371	warn $msg;
1180	warn "mandatory extension failed to load, exiting.\n";	1372	cf::cleanup "mandatory extension failed to load, exiting.";
1181	exit 1;
1182	}	1373	}
1183		1374
1184	warn $msg;	1375	warn $msg;
1185	}	1376	}
1186		1377
…		…
1200		1391
1201	=back	1392	=back
1202		1393
1203	=head2 CORE EXTENSIONS	1394	=head2 CORE EXTENSIONS
1204		1395
1205	Functions and methods that extend core crossfire objects.	1396	Functions and methods that extend core deliantra objects.
1206		1397
1207	=cut	1398	=cut
1208		1399
1209	package cf::player;	1400	package cf::player;
1210		1401
1211	use Coro::AIO;	1402	use Coro::AIO;
1212		1403
1213	=head3 cf::player	1404	=head3 cf::player
1214		1405
1215	=over 4	1406	=over 4
		1407
		1408	=item cf::player::num_playing
		1409
		1410	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1411
		1412	=cut
		1413
		1414	sub num_playing {
		1415	scalar grep
		1416	$_->ob->map
		1417	&& !$_->hidden
		1418	&& !$_->ob->flag (cf::FLAG_WIZ),
		1419	cf::player::list
		1420	}
1216		1421
1217	=item cf::player::find $login	1422	=item cf::player::find $login
1218		1423
1219	Returns the given player object, loading it if necessary (might block).	1424	Returns the given player object, loading it if necessary (might block).
1220		1425
…		…
1256	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1461	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1257	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1462	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1258	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1463	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1259	aio_unlink +(playerdir $login) . "/$login.pl";	1464	aio_unlink +(playerdir $login) . "/$login.pl";
1260		1465
1261	my $pl = load_pl path $login	1466	my $f = new_from_file cf::object::thawer path $login
1262	or return;	1467	or return;
		1468
		1469	my $pl = cf::player::load_pl $f
		1470	or return;
		1471
		1472	local $cf::PLAYER_LOADING{$login} = $pl;
		1473	$f->resolve_delayed_derefs;
1263	$cf::PLAYER{$login} = $pl	1474	$cf::PLAYER{$login} = $pl
1264	}	1475	}
1265	}	1476	}
1266	}	1477	}
1267		1478
…		…
1276	return if $pl->{deny_save};	1487	return if $pl->{deny_save};
1277		1488
1278	aio_mkdir playerdir $pl, 0770;	1489	aio_mkdir playerdir $pl, 0770;
1279	$pl->{last_save} = $cf::RUNTIME;	1490	$pl->{last_save} = $cf::RUNTIME;
1280		1491
		1492	cf::get_slot 0.01;
		1493
1281	$pl->save_pl ($path);	1494	$pl->save_pl ($path);
1282	Coro::cede;	1495	cf::cede_to_tick;
1283	}	1496	}
1284		1497
1285	sub new($) {	1498	sub new($) {
1286	my ($login) = @_;	1499	my ($login) = @_;
1287		1500
…		…
1293	$cf::PLAYER{$login} = $self;	1506	$cf::PLAYER{$login} = $self;
1294		1507
1295	$self	1508	$self
1296	}	1509	}
1297		1510
		1511	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1512
		1513	=cut
		1514
		1515	sub send_msg {
		1516	my $ns = shift->ns
		1517	or return;
		1518	$ns->send_msg (@_);
		1519	}
		1520
1298	=item $pl->quit_character	1521	=item $pl->quit_character
1299		1522
1300	Nukes the player without looking back. If logged in, the connection will	1523	Nukes the player without looking back. If logged in, the connection will
1301	be destroyed. May block for a long time.	1524	be destroyed. May block for a long time.
1302		1525
…		…
1306	my ($pl) = @_;	1529	my ($pl) = @_;
1307		1530
1308	my $name = $pl->ob->name;	1531	my $name = $pl->ob->name;
1309		1532
1310	$pl->{deny_save} = 1;	1533	$pl->{deny_save} = 1;
1311	$pl->password ("*"); # this should lock out the player until we nuked the dir	1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1312		1535
1313	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1314	$pl->deactivate;	1537	$pl->deactivate;
		1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1539	$pl->ob->check_score;
1315	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1316	$pl->ns->destroy if $pl->ns;	1541	$pl->ns->destroy if $pl->ns;
1317		1542
1318	my $path = playerdir $pl;	1543	my $path = playerdir $pl;
1319	my $temp = "$path~$cf::RUNTIME~deleting~";	1544	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1355	or return [];	1580	or return [];
1356		1581
1357	my @logins;	1582	my @logins;
1358		1583
1359	for my $login (@$dirs) {	1584	for my $login (@$dirs) {
		1585	my $path = path $login;
		1586
		1587	# a .pst is a dead give-away for a valid player
		1588	# if no pst file found, open and chekc for blocked users
		1589	if (aio_stat "$path.pst") {
1360	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1590	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1361	aio_read $fh, 0, 512, my $buf, 0 or next;	1591	aio_read $fh, 0, 512, my $buf, 0 or next;
1362	$buf !~ /^password -------------$/m or next; # official not-valid tag	1592	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1593	}
1363		1594
1364	utf8::decode $login;	1595	utf8::decode $login;
1365	push @logins, $login;	1596	push @logins, $login;
1366	}	1597	}
1367		1598
…		…
1394	}	1625	}
1395		1626
1396	\@paths	1627	\@paths
1397	}	1628	}
1398		1629
1399	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1400		1631
1401	Expand crossfire pod fragments into protocol xml.	1632	Expand deliantra pod fragments into protocol xml.
1402		1633
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)	1634	=item $player->ext_reply ($msgid, @msg)
1450		1635
1451	Sends an ext reply to the player.	1636	Sends an ext reply to the player.
1452		1637
1453	=cut	1638	=cut
1454		1639
1455	sub ext_reply($$%) {	1640	sub ext_reply($$@) {
1456	my ($self, $id, %msg) = @_;	1641	my ($self, $id, @msg) = @_;
1457		1642
1458	$msg{msgid} = $id;	1643	$self->ns->ext_reply ($id, @msg)
1459	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1460	}	1644	}
1461		1645
1462	=item $player->ext_event ($type, %msg)	1646	=item $player->ext_msg ($type, @msg)
1463		1647
1464	Sends an ext event to the client.	1648	Sends an ext event to the client.
1465		1649
1466	=cut	1650	=cut
1467		1651
1468	sub ext_event($$%) {	1652	sub ext_msg($$@) {
1469	my ($self, $type, %msg) = @_;	1653	my ($self, $type, @msg) = @_;
1470		1654
1471	$self->ns->ext_event ($type, %msg);	1655	$self->ns->ext_msg ($type, @msg);
1472	}	1656	}
1473		1657
1474	=head3 cf::region	1658	=head3 cf::region
1475		1659
1476	=over 4	1660	=over 4
…		…
1489	my ($path) = @_;	1673	my ($path) = @_;
1490		1674
1491	my ($match, $specificity);	1675	my ($match, $specificity);
1492		1676
1493	for my $region (list) {	1677	for my $region (list) {
1494	if ($region->match && $path =~ $region->match) {	1678	if ($region->{match} && $path =~ $region->{match}) {
1495	($match, $specificity) = ($region, $region->specificity)	1679	($match, $specificity) = ($region, $region->specificity)
1496	if $region->specificity > $specificity;	1680	if $region->specificity > $specificity;
1497	}	1681	}
1498	}	1682	}
1499		1683
…		…
1520	our $MAX_RESET = 3600;	1704	our $MAX_RESET = 3600;
1521	our $DEFAULT_RESET = 3000;	1705	our $DEFAULT_RESET = 3000;
1522		1706
1523	sub generate_random_map {	1707	sub generate_random_map {
1524	my ($self, $rmp) = @_;	1708	my ($self, $rmp) = @_;
		1709
		1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1711
1525	# mit "rum" bekleckern, nicht	1712	# mit "rum" bekleckern, nicht
1526	$self->_create_random_map (	1713	$self->_create_random_map (
1527	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1528	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1529	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1619	$self->init; # pass $1 etc.	1806	$self->init; # pass $1 etc.
1620	return $self;	1807	return $self;
1621	}	1808	}
1622	}	1809	}
1623		1810
1624	Carp::carp "unable to resolve path '$path' (base '$base').";	1811	Carp::cluck "unable to resolve path '$path' (base '$base').";
1625	()	1812	()
1626	}	1813	}
1627		1814
1628	sub init {	1815	sub init {
1629	my ($self) = @_;	1816	my ($self) = @_;
…		…
1651		1838
1652	# the temporary/swap location	1839	# the temporary/swap location
1653	sub save_path {	1840	sub save_path {
1654	my ($self) = @_;	1841	my ($self) = @_;
1655		1842
1656	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1657	"$TMPDIR/$path.map"	1844	"$TMPDIR/$path.map"
1658	}	1845	}
1659		1846
1660	# the unique path, undef == no special unique path	1847	# the unique path, undef == no special unique path
1661	sub uniq_path {	1848	sub uniq_path {
1662	my ($self) = @_;	1849	my ($self) = @_;
1663		1850
1664	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1665	"$UNIQUEDIR/$path"	1852	"$UNIQUEDIR/$path"
1666	}	1853	}
1667		1854
1668	# and all this just because we cannot iterate over	1855	# and all this just because we cannot iterate over
1669	# all maps in C++...	1856	# all maps in C++...
…		…
1692		1879
1693	sub load_header_from($) {	1880	sub load_header_from($) {
1694	my ($self, $path) = @_;	1881	my ($self, $path) = @_;
1695		1882
1696	utf8::encode $path;	1883	utf8::encode $path;
1697	#aio_open $path, O_RDONLY, 0	1884	my $f = new_from_file cf::object::thawer $path
1698	# or return;
1699
1700	$self->_load_header ($path)
1701	or return;	1885	or return;
		1886
		1887	$self->_load_header ($f)
		1888	or return;
		1889
		1890	local $MAP_LOADING{$self->{path}} = $self;
		1891	$f->resolve_delayed_derefs;
1702		1892
1703	$self->{load_path} = $path;	1893	$self->{load_path} = $path;
1704		1894
1705	1	1895	1
1706	}	1896	}
…		…
1760	sub find {	1950	sub find {
1761	my ($path, $origin) = @_;	1951	my ($path, $origin) = @_;
1762		1952
1763	$path = normalise $path, $origin && $origin->path;	1953	$path = normalise $path, $origin && $origin->path;
1764		1954
		1955	cf::lock_wait "map_data:$path";#d#remove
1765	cf::lock_wait "map_find:$path";	1956	cf::lock_wait "map_find:$path";
1766		1957
1767	$cf::MAP{$path} || do {	1958	$cf::MAP{$path} || do {
		1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1768	my $guard = cf::lock_acquire "map_find:$path";	1960	my $guard2 = cf::lock_acquire "map_find:$path";
		1961
1769	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1770	or return;	1963	or return;
1771		1964
1772	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1773		1966
…		…
1775	or return;	1968	or return;
1776		1969
1777	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1778	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1779	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
		1974	undef $guard1;
1780	$map->reset;	1975	$map->reset;
1781	undef $guard;
1782	return find $path;	1976	return find $path;
1783	}	1977	}
1784		1978
1785	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
1786	}	1980	}
…		…
1795	local $self->{deny_reset} = 1; # loading can take a long time	1989	local $self->{deny_reset} = 1; # loading can take a long time
1796		1990
1797	my $path = $self->{path};	1991	my $path = $self->{path};
1798		1992
1799	{	1993	{
1800	my $guard = cf::lock_acquire "map_load:$path";	1994	my $guard = cf::lock_acquire "map_data:$path";
1801		1995
		1996	return unless $self->valid;
1802	return if $self->in_memory != cf::MAP_SWAPPED;	1997	return unless $self->in_memory == cf::MAP_SWAPPED;
1803		1998
1804	$self->in_memory (cf::MAP_LOADING);	1999	$self->in_memory (cf::MAP_LOADING);
1805		2000
1806	$self->alloc;	2001	$self->alloc;
1807		2002
1808	$self->pre_load;	2003	$self->pre_load;
1809	Coro::cede;	2004	cf::cede_to_tick;
1810		2005
		2006	my $f = new_from_file cf::object::thawer $self->{load_path};
		2007	$f->skip_block;
1811	$self->_load_objects ($self->{load_path}, 1)	2008	$self->_load_objects ($f)
1812	or return;	2009	or return;
1813		2010
1814	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1815	if delete $self->{load_original};	2012	if delete $self->{load_original};
1816		2013
1817	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1818	utf8::encode $uniq;	2015	utf8::encode $uniq;
1819	if (aio_open $uniq, O_RDONLY, 0) {	2016	unless (aio_stat $uniq) {
		2017	if (my $f = new_from_file cf::object::thawer $uniq) {
1820	$self->clear_unique_items;	2018	$self->clear_unique_items;
1821	$self->_load_objects ($uniq, 0);	2019	$self->_load_objects ($f);
		2020	$f->resolve_delayed_derefs;
		2021	}
1822	}	2022	}
1823	}	2023	}
1824		2024
1825	Coro::cede;	2025	$f->resolve_delayed_derefs;
		2026
		2027	cf::cede_to_tick;
1826	# now do the right thing for maps	2028	# now do the right thing for maps
1827	$self->link_multipart_objects;	2029	$self->link_multipart_objects;
1828	$self->difficulty ($self->estimate_difficulty)	2030	$self->difficulty ($self->estimate_difficulty)
1829	unless $self->difficulty;	2031	unless $self->difficulty;
1830	Coro::cede;	2032	cf::cede_to_tick;
1831		2033
1832	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1833	$self->decay_objects;	2035	$self->decay_objects;
1834	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1835	$self->update_buttons;	2037	$self->update_buttons;
1836	Coro::cede;	2038	cf::cede_to_tick;
1837	$self->set_darkness_map;	2039	$self->set_darkness_map;
1838	Coro::cede;	2040	cf::cede_to_tick;
1839	$self->activate;	2041	$self->activate;
1840	}	2042	}
1841		2043
		2044	$self->{last_save} = $cf::RUNTIME;
		2045	$self->last_access ($cf::RUNTIME);
		2046
1842	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1843	}	2048	}
1844		2049
1845	$self->post_load;	2050	$self->post_load;
1846	}	2051	}
1847		2052
…		…
1856		2061
1857	$self	2062	$self
1858	}	2063	}
1859		2064
1860	# find and load all maps in the 3x3 area around a map	2065	# find and load all maps in the 3x3 area around a map
1861	sub load_diag {	2066	sub load_neighbours {
1862	my ($map) = @_;	2067	my ($map) = @_;
1863		2068
1864	my @diag; # diagonal neighbours	2069	my @neigh; # diagonal neighbours
1865		2070
1866	for (0 .. 3) {	2071	for (0 .. 3) {
1867	my $neigh = $map->tile_path ($_)	2072	my $neigh = $map->tile_path ($_)
1868	or next;	2073	or next;
1869	$neigh = find $neigh, $map	2074	$neigh = find $neigh, $map
1870	or next;	2075	or next;
1871	$neigh->load;	2076	$neigh->load;
1872		2077
		2078	push @neigh,
1873	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1874	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1875	}	2081	}
1876		2082
1877	for (@diag) {	2083	for (grep defined $_->[0], @neigh) {
		2084	my ($path, $origin) = @$_;
1878	my $neigh = find @$_	2085	my $neigh = find $path, $origin
1879	or next;	2086	or next;
1880	$neigh->load;	2087	$neigh->load;
1881	}	2088	}
1882	}	2089	}
1883		2090
…		…
1888	}	2095	}
1889		2096
1890	sub do_load_sync {	2097	sub do_load_sync {
1891	my ($map) = @_;	2098	my ($map) = @_;
1892		2099
		2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2101	if $Coro::current == $Coro::main;
		2102
1893	cf::sync_job { $map->load };	2103	cf::sync_job { $map->load };
1894	}	2104	}
1895		2105
1896	our %MAP_PREFETCH;	2106	our %MAP_PREFETCH;
1897	our $MAP_PREFETCHER = undef;	2107	our $MAP_PREFETCHER = undef;
1898		2108
1899	sub find_async {	2109	sub find_async {
1900	my ($path, $origin) = @_;	2110	my ($path, $origin, $load) = @_;
1901		2111
1902	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
1903		2113
1904	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
1905	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1906	}	2116	}
1907		2117
1908	undef $MAP_PREFETCH{$path};	2118	$MAP_PREFETCH{$path} |= $load;
		2119
1909	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
1910	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
1911	for my $path (keys %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
1912	my $map = find $path	2125	if (my $map = find $k) {
1913	or next;
1914	$map->load;	2126	$map->load if $v;
		2127	}
1915		2128
1916	delete $MAP_PREFETCH{$path};	2129	delete $MAP_PREFETCH{$k};
1917	}	2130	}
1918	}	2131	}
1919	undef $MAP_PREFETCHER;	2132	undef $MAP_PREFETCHER;
1920	};	2133	};
1921	$MAP_PREFETCHER->prio (6);	2134	$MAP_PREFETCHER->prio (6);
…		…
1924	}	2137	}
1925		2138
1926	sub save {	2139	sub save {
1927	my ($self) = @_;	2140	my ($self) = @_;
1928		2141
1929	my $lock = cf::lock_acquire "map_data:" . $self->path;	2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
1930		2143
1931	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
1932		2145
1933	return unless $self->dirty;	2146	return unless $self->dirty;
1934		2147
…		…
1940	return if $self->{deny_save};	2153	return if $self->{deny_save};
1941		2154
1942	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
1943		2156
1944	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
1945	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
1946	};	2160	};
		2161
		2162	cf::get_slot 0.02;
1947		2163
1948	if ($uniq) {	2164	if ($uniq) {
1949	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1950	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1951	} else {	2167	} else {
…		…
1957	my ($self) = @_;	2173	my ($self) = @_;
1958		2174
1959	# save first because save cedes	2175	# save first because save cedes
1960	$self->save;	2176	$self->save;
1961		2177
1962	my $lock = cf::lock_acquire "map_data:" . $self->path;	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
1963		2179
1964	return if $self->players;	2180	return if $self->players;
1965	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
1966	return if $self->{deny_save};	2182	return if $self->{deny_save};
1967		2183
		2184	$self->in_memory (cf::MAP_SWAPPED);
		2185
		2186	$self->deactivate;
		2187	$_->clear_links_to ($self) for values %cf::MAP;
1968	$self->clear;	2188	$self->clear;
1969	$self->in_memory (cf::MAP_SWAPPED);
1970	}	2189	}
1971		2190
1972	sub reset_at {	2191	sub reset_at {
1973	my ($self) = @_;	2192	my ($self) = @_;
1974		2193
…		…
2006	if $uniq;	2225	if $uniq;
2007	}	2226	}
2008		2227
2009	delete $cf::MAP{$self->path};	2228	delete $cf::MAP{$self->path};
2010		2229
		2230	$self->deactivate;
		2231	$_->clear_links_to ($self) for values %cf::MAP;
2011	$self->clear;	2232	$self->clear;
2012
2013	$_->clear_links_to ($self) for values %cf::MAP;
2014		2233
2015	$self->unlink_save;	2234	$self->unlink_save;
2016	$self->destroy;	2235	$self->destroy;
2017	}	2236	}
2018		2237
2019	my $nuke_counter = "aaaa";	2238	my $nuke_counter = "aaaa";
2020		2239
2021	sub nuke {	2240	sub nuke {
2022	my ($self) = @_;	2241	my ($self) = @_;
2023		2242
		2243	{
		2244	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2245
2024	delete $cf::MAP{$self->path};	2246	delete $cf::MAP{$self->path};
2025		2247
2026	$self->unlink_save;	2248	$self->unlink_save;
2027		2249
2028	bless $self, "cf::map";	2250	bless $self, "cf::map";
2029	delete $self->{deny_reset};	2251	delete $self->{deny_reset};
2030	$self->{deny_save} = 1;	2252	$self->{deny_save} = 1;
2031	$self->reset_timeout (1);	2253	$self->reset_timeout (1);
2032	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2033		2255
2034	$cf::MAP{$self->path} = $self;	2256	$cf::MAP{$self->path} = $self;
		2257	}
2035		2258
2036	$self->reset; # polite request, might not happen	2259	$self->reset; # polite request, might not happen
2037	}	2260	}
2038		2261
2039	=item $maps = cf::map::tmp_maps	2262	=item $maps = cf::map::tmp_maps
…		…
2081		2304
2082	sub unique_maps() {	2305	sub unique_maps() {
2083	[	2306	[
2084	map {	2307	map {
2085	utf8::decode $_;	2308	utf8::decode $_;
2086	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2087	? normalise $_	2312	: normalise $_
2088	: ()
2089	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2090	]	2314	]
2091	}	2315	}
2092		2316
2093	package cf;
2094
2095	=back	2317	=back
2096		2318
2097	=head3 cf::object	2319	=head3 cf::object
2098		2320
2099	=cut	2321	=cut
…		…
2102		2324
2103	=over 4	2325	=over 4
2104		2326
2105	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2106		2328
2107	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2108		2331
2109	=cut	2332	=cut
2110		2333
2111	sub inv_recursive_;	2334	sub inv_recursive_;
2112	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2115		2338
2116	sub inv_recursive {	2339	sub inv_recursive {
2117	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2118	}	2341	}
2119		2342
		2343	=item $ref = $ob->ref
		2344
		2345	Creates and returns a persistent reference to an object that can be stored as a string.
		2346
		2347	=item $ob = cf::object::deref ($refstring)
		2348
		2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2350	even if the object actually exists. May block.
		2351
		2352	=cut
		2353
		2354	sub deref {
		2355	my ($ref) = @_;
		2356
		2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2358	my ($uuid, $name) = ($1, $2);
		2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2360	or return;
		2361	$pl->ob->uuid eq $uuid
		2362	or return;
		2363
		2364	$pl->ob
		2365	} else {
		2366	warn "$ref: cannot resolve object reference\n";
		2367	undef
		2368	}
		2369	}
		2370
2120	package cf;	2371	package cf;
2121		2372
2122	=back	2373	=back
2123		2374
2124	=head3 cf::object::player	2375	=head3 cf::object::player
…		…
2130	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2381	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2131	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2132	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2133		2384
2134	=cut	2385	=cut
		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
2135		2400
2136	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2137	# with dialog boxes.	2402	# with dialog boxes.
2138	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2139	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
…		…
2146		2411
2147	} else {	2412	} else {
2148	my $pl = $self->contr;	2413	my $pl = $self->contr;
2149		2414
2150	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2415	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2151	my $diag = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2152	$diag->{pl}->ext_reply (	2417	$dialog->{pl}->ext_msg ($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		2418
2159	} else {	2419	} else {
2160	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2161	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2162	}	2422	}
2163	}	2423	}
		2424	}
		2425
		2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2427
		2428	=cut
		2429
		2430	sub cf::object::send_msg {
		2431	my $pl = shift->contr
		2432	or return;
		2433	$pl->send_msg (@_);
2164	}	2434	}
2165		2435
2166	=item $player_object->may ("access")	2436	=item $player_object->may ("access")
2167		2437
2168	Returns wether the given player is authorized to access resource "access"	2438	Returns wether the given player is authorized to access resource "access"
…		…
2181		2451
2182	=item $player_object->enter_link	2452	=item $player_object->enter_link
2183		2453
2184	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2185		2455
2186	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2187	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2188		2460
2189	Will never block.	2461	Will never block.
2190		2462
2191	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2192		2464
…		…
2247	# use -1 or undef as default coordinates, not 0, 0	2519	# use -1 or undef as default coordinates, not 0, 0
2248	($x, $y) = ($map->enter_x, $map->enter_y)	2520	($x, $y) = ($map->enter_x, $map->enter_y)
2249	if $x <=0 && $y <= 0;	2521	if $x <=0 && $y <= 0;
2250		2522
2251	$map->load;	2523	$map->load;
2252	$map->load_diag;	2524	$map->load_neighbours;
2253		2525
2254	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2255	$self->activate_recursive;	2528	$self->activate_recursive;
2256		2529
2257	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2258	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2259	}	2532	}
2260		2533
2261	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2534	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2262		2535
2263	Moves the player to the given map-path and coordinates by first freezing	2536	Moves the player to the given map-path and coordinates by first freezing
2264	her, loading and preparing them map, calling the provided $check callback	2537	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	2538	that has to return the map if sucecssful, and then unfreezes the player on
2266	the new (success) or old (failed) map position.	2539	the new (success) or old (failed) map position. In either case, $done will
		2540	be called at the end of this process.
		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
2267		2544
2268	=cut	2545	=cut
2269		2546
2270	our $GOTOGEN;	2547	our $GOTOGEN;
2271		2548
2272	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
2273	my ($self, $path, $x, $y, $check) = @_;	2550	my ($self, $path, $x, $y, $check, $done) = @_;
2274		2551
2275	# do generation counting so two concurrent goto's will be executed in-order	2552	# do generation counting so two concurrent goto's will be executed in-order
2276	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2277		2554
2278	$self->enter_link;	2555	$self->enter_link;
2279		2556
2280	(async {	2557	(async {
		2558	$Coro::current->{desc} = "player::goto $path $x $y";
		2559
		2560	# *tag paths override both path and x|y
		2561	if ($path =~ /^\*(.*)$/) {
		2562	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2563	my $ob = $obs[rand @obs];
		2564
		2565	# see if we actually can go there
		2566	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2567	$ob = $obs[rand @obs];
		2568	} else {
		2569	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2570	}
		2571	# else put us there anyways for now #d#
		2572
		2573	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2574	} else {
		2575	($path, $x, $y) = (undef, undef, undef);
		2576	}
		2577	}
		2578
2281	my $map = eval {	2579	my $map = eval {
2282	my $map = cf::map::find $path;	2580	my $map = defined $path ? cf::map::find $path : undef;
2283		2581
2284	if ($map) {	2582	if ($map) {
2285	$map = $map->customise_for ($self);	2583	$map = $map->customise_for ($self);
2286	$map = $check->($map) if $check && $map;	2584	$map = $check->($map) if $check && $map;
2287	} else {	2585	} else {
2288	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2289	}	2587	}
2290		2588
2291	$map	2589	$map
2292	};	2590	};
2293		2591
…		…
2298		2596
2299	if ($gen == $self->{_goto_generation}) {	2597	if ($gen == $self->{_goto_generation}) {
2300	delete $self->{_goto_generation};	2598	delete $self->{_goto_generation};
2301	$self->leave_link ($map, $x, $y);	2599	$self->leave_link ($map, $x, $y);
2302	}	2600	}
		2601
		2602	$done->() if $done;
2303	})->prio (1);	2603	})->prio (1);
2304	}	2604	}
2305		2605
2306	=item $player_object->enter_exit ($exit_object)	2606	=item $player_object->enter_exit ($exit_object)
2307		2607
…		…
2327	}	2627	}
2328		2628
2329	sub prepare_random_map {	2629	sub prepare_random_map {
2330	my ($exit) = @_;	2630	my ($exit) = @_;
2331		2631
2332	my $guard = cf::lock_acquire "exit_prepare:$exit";
2333
2334	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2335	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2336	# that depends on the exit object	2634	# that depends on the exit object
2337		2635
2338	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2340	if ($exit->map) {	2638	if ($exit->map) {
2341	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2342	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2343	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2344	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2345	}	2645	}
2346		2646
2347	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2348		2648
2349	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2350	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2351	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2352		2652
2353	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2354	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2355	undef $fh;	2655	undef $fh;
2356	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2357		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2358	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2359	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2360	}	2664	}
2361	}	2665	}
2362		2666
2363	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2364	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2365		2669
2366	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2367		2671
2368	if ($exit->slaying eq "/!") {
2369	#TODO: this should de-fi-ni-te-ly not be a sync-job
2370	# the problem is that $exit might not survive long enough
2371	# so it needs to be done right now, right here
2372	cf::sync_job { prepare_random_map $exit };
2373	}
2374
2375	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2376	my $hp = $exit->stats->hp;
2377	my $sp = $exit->stats->sp;
2378
2379	$self->enter_link;	2672	$self->enter_link;
2380		2673
2381	# if exit is damned, update players death & WoR home-position
2382	$self->contr->savebed ($slaying, $hp, $sp)
2383	if $exit->flag (FLAG_DAMNED);
2384
2385	(async {	2674	(async {
2386	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2387	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2388	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2389		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2390	1;	2698	1
2391	}) {	2699	}) {
2392	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2393	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2394	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2395	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2396		2704
2397	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2416		2724
2417	utf8::encode $text;	2725	utf8::encode $text;
2418	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2726	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2419	}	2727	}
2420		2728
2421	=item $client->send_msg ($color, $type, $msg, [extra...])	2729	=item $client->send_msg ($channel, $msg, $color, [extra...])
2422		2730
2423	Send a drawinfo or msg packet to the client, formatting the msg for the	2731	Send a drawinfo or msg packet to the client, formatting the msg for the
2424	client if neccessary. C<$type> should be a string identifying the type of	2732	client if neccessary. C<$type> should be a string identifying the type of
2425	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2426	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2427		2735
2428	=cut	2736	=cut
2429		2737
		2738	# non-persistent channels (usually the info channel)
		2739	our %CHANNEL = (
		2740	"c/identify" => {
		2741	id => "infobox",
		2742	title => "Identify",
		2743	reply => undef,
		2744	tooltip => "Items recently identified",
		2745	},
		2746	"c/examine" => {
		2747	id => "infobox",
		2748	title => "Examine",
		2749	reply => undef,
		2750	tooltip => "Signs and other items you examined",
		2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
		2758	"c/lookat" => {
		2759	id => "infobox",
		2760	title => "Look",
		2761	reply => undef,
		2762	tooltip => "What you saw there",
		2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/uptime" => {
		2777	id => "infobox",
		2778	title => "Uptime",
		2779	reply => undef,
		2780	tooltip => "How long the server has been running since last restart",
		2781	},
		2782	"c/mapinfo" => {
		2783	id => "infobox",
		2784	title => "Map Info",
		2785	reply => undef,
		2786	tooltip => "Information related to the maps",
		2787	},
		2788	"c/party" => {
		2789	id => "party",
		2790	title => "Party",
		2791	reply => "gsay ",
		2792	tooltip => "Messages and chat related to your party",
		2793	},
		2794	);
		2795
2430	sub cf::client::send_msg {	2796	sub cf::client::send_msg {
2431	my ($self, $color, $type, $msg, @extra) = @_;	2797	my ($self, $channel, $msg, $color, @extra) = @_;
2432		2798
2433	$msg = $self->pl->expand_cfpod ($msg);	2799	$msg = $self->pl->expand_cfpod ($msg)
		2800	unless $color & cf::NDI_VERBATIM;
		2801
		2802	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2803
		2804	# check predefined channels, for the benefit of C
		2805	if ($CHANNEL{$channel}) {
		2806	$channel = $CHANNEL{$channel};
		2807
		2808	$self->ext_msg (channel_info => $channel)
		2809	if $self->can_msg;
		2810
		2811	$channel = $channel->{id};
		2812
		2813	} elsif (ref $channel) {
		2814	# send meta info to client, if not yet sent
		2815	unless (exists $self->{channel}{$channel->{id}}) {
		2816	$self->{channel}{$channel->{id}} = $channel;
		2817	$self->ext_msg (channel_info => $channel)
		2818	if $self->can_msg;
		2819	}
		2820
		2821	$channel = $channel->{id};
		2822	}
2434		2823
2435	return unless @extra || length $msg;	2824	return unless @extra || length $msg;
2436		2825
2437	if ($self->can_msg) {	2826	if ($self->can_msg) {
2438	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2827	# default colour, mask it out
		2828	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2829	if $color & cf::NDI_DEF;
		2830
		2831	my $pkt = "msg "
		2832	. $self->{json_coder}->encode (
		2833	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2834	);
		2835
		2836	# try lzf for large packets
		2837	$pkt = "lzf " . Compress::LZF::compress $pkt
		2838	if 1024 <= length $pkt and $self->{can_lzf};
		2839
		2840	# split very large packets
		2841	if (8192 < length $pkt and $self->{can_lzf}) {
		2842	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2843	$pkt = "frag";
		2844	}
		2845
		2846	$self->send_packet ($pkt);
2439	} else {	2847	} else {
2440	# replace some tags by gcfclient-compatible ones
2441	for ($msg) {
2442	1 while
2443	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2444	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2445	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2446	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2447	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2448	}
2449
2450	if ($color >= 0) {	2848	if ($color >= 0) {
		2849	# replace some tags by gcfclient-compatible ones
		2850	for ($msg) {
		2851	1 while
		2852	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2853	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2854	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2855	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2856	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2857	}
		2858
		2859	$color &= cf::NDI_COLOR_MASK;
		2860
		2861	utf8::encode $msg;
		2862
2451	if (0 && $msg =~ /\[/) {	2863	if (0 && $msg =~ /\[/) {
		2864	# COMMAND/INFO
2452	$self->send_packet ("drawextinfo $color 4 0 $msg")	2865	$self->send_packet ("drawextinfo $color 10 8 $msg")
2453	} else {	2866	} else {
2454	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2867	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2455	$self->send_packet ("drawinfo $color $msg")	2868	$self->send_packet ("drawinfo $color $msg")
2456	}	2869	}
2457	}	2870	}
2458	}	2871	}
2459	}	2872	}
2460		2873
2461	=item $client->ext_event ($type, %msg)	2874	=item $client->ext_msg ($type, @msg)
2462		2875
2463	Sends an ext event to the client.	2876	Sends an ext event to the client.
2464		2877
2465	=cut	2878	=cut
2466		2879
2467	sub cf::client::ext_event($$%) {	2880	sub cf::client::ext_msg($$@) {
2468	my ($self, $type, %msg) = @_;	2881	my ($self, $type, @msg) = @_;
2469		2882
		2883	if ($self->extcmd == 2) {
		2884	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2885	} elsif ($self->extcmd == 1) { # TODO: remove
2470	$msg{msgtype} = "event_$type";	2886	push @msg, msgtype => "event_$type";
2471	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2887	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2888	}
		2889	}
		2890
		2891	=item $client->ext_reply ($msgid, @msg)
		2892
		2893	Sends an ext reply to the client.
		2894
		2895	=cut
		2896
		2897	sub cf::client::ext_reply($$@) {
		2898	my ($self, $id, @msg) = @_;
		2899
		2900	if ($self->extcmd == 2) {
		2901	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2902	} elsif ($self->extcmd == 1) {
		2903	#TODO: version 1, remove
		2904	unshift @msg, msgtype => "reply", msgid => $id;
		2905	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2906	}
2472	}	2907	}
2473		2908
2474	=item $success = $client->query ($flags, "text", \&cb)	2909	=item $success = $client->query ($flags, "text", \&cb)
2475		2910
2476	Queues a query to the client, calling the given callback with	2911	Queues a query to the client, calling the given callback with
…		…
2531	my ($ns, $buf) = @_;	2966	my ($ns, $buf) = @_;
2532		2967
2533	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2968	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2534		2969
2535	if (ref $msg) {	2970	if (ref $msg) {
		2971	my ($type, $reply, @payload) =
		2972	"ARRAY" eq ref $msg
		2973	? @$msg
		2974	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2975
		2976	my @reply;
		2977
2536	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2978	if (my $cb = $EXTICMD{$type}) {
2537	if (my %reply = $cb->($ns, $msg)) {	2979	@reply = $cb->($ns, @payload);
2538	$reply{msgid} = $msg->{msgid};
2539	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2540	}
2541	}	2980	}
		2981
		2982	$ns->ext_reply ($reply, @reply)
		2983	if $reply;
		2984
2542	} else {	2985	} else {
2543	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2986	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2544	}	2987	}
2545		2988
2546	cf::override;	2989	cf::override;
…		…
2593	our $safe = new Safe "safe";	3036	our $safe = new Safe "safe";
2594	our $safe_hole = new Safe::Hole;	3037	our $safe_hole = new Safe::Hole;
2595		3038
2596	$SIG{FPE} = 'IGNORE';	3039	$SIG{FPE} = 'IGNORE';
2597		3040
2598	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3041	$safe->permit_only (Opcode::opset qw(
		3042	:base_core :base_mem :base_orig :base_math
		3043	grepstart grepwhile mapstart mapwhile
		3044	sort time
		3045	));
2599		3046
2600	# here we export the classes and methods available to script code	3047	# here we export the classes and methods available to script code
2601		3048
2602	=pod	3049	=pod
2603		3050
2604	The following functions and methods are available within a safe environment:	3051	The following functions and methods are available within a safe environment:
2605		3052
2606	cf::object	3053	cf::object
2607	contr pay_amount pay_player map x y force_find force_add	3054	contr pay_amount pay_player map x y force_find force_add destroy
2608	insert remove	3055	insert remove name archname title slaying race decrease split
2609		3056
2610	cf::object::player	3057	cf::object::player
2611	player	3058	player
2612		3059
2613	cf::player	3060	cf::player
…		…
2618		3065
2619	=cut	3066	=cut
2620		3067
2621	for (	3068	for (
2622	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3069	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2623	insert remove)],	3070	insert remove inv nrof name archname title slaying race
		3071	decrease split destroy change_exp)],
2624	["cf::object::player" => qw(player)],	3072	["cf::object::player" => qw(player)],
2625	["cf::player" => qw(peaceful)],	3073	["cf::player" => qw(peaceful)],
2626	["cf::map" => qw(trigger)],	3074	["cf::map" => qw(trigger)],
2627	) {	3075	) {
2628	no strict 'refs';	3076	no strict 'refs';
…		…
2704	# the server's init and main functions	3152	# the server's init and main functions
2705		3153
2706	sub load_facedata($) {	3154	sub load_facedata($) {
2707	my ($path) = @_;	3155	my ($path) = @_;
2708		3156
		3157	# HACK to clear player env face cache, we need some signal framework
		3158	# for this (global event?)
		3159	%ext::player_env::MUSIC_FACE_CACHE = ();
		3160
		3161	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3162
2709	warn "loading facedata from $path\n";	3163	warn "loading facedata from $path\n";
2710		3164
2711	my $facedata;	3165	my $facedata;
2712	0 < aio_load $path, $facedata	3166	0 < aio_load $path, $facedata
2713	or die "$path: $!";	3167	or die "$path: $!";
…		…
2715	$facedata = Coro::Storable::thaw $facedata;	3169	$facedata = Coro::Storable::thaw $facedata;
2716		3170
2717	$facedata->{version} == 2	3171	$facedata->{version} == 2
2718	or cf::cleanup "$path: version mismatch, cannot proceed.";	3172	or cf::cleanup "$path: version mismatch, cannot proceed.";
2719		3173
		3174	# patch in the exptable
		3175	$facedata->{resource}{"res/exp_table"} = {
		3176	type => FT_RSRC,
		3177	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3178	};
		3179	cf::cede_to_tick;
		3180
2720	{	3181	{
2721	my $faces = $facedata->{faceinfo};	3182	my $faces = $facedata->{faceinfo};
2722		3183
2723	while (my ($face, $info) = each %$faces) {	3184	while (my ($face, $info) = each %$faces) {
2724	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3185	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3186
2725	cf::face::set_visibility $idx, $info->{visibility};	3187	cf::face::set_visibility $idx, $info->{visibility};
2726	cf::face::set_magicmap $idx, $info->{magicmap};	3188	cf::face::set_magicmap $idx, $info->{magicmap};
2727	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3189	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2728	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3190	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2729		3191
2730	cf::cede_to_tick;	3192	cf::cede_to_tick;
2731	}	3193	}
2732		3194
2733	while (my ($face, $info) = each %$faces) {	3195	while (my ($face, $info) = each %$faces) {
2734	next unless $info->{smooth};	3196	next unless $info->{smooth};
		3197
2735	my $idx = cf::face::find $face	3198	my $idx = cf::face::find $face
2736	or next;	3199	or next;
		3200
2737	if (my $smooth = cf::face::find $info->{smooth}) {	3201	if (my $smooth = cf::face::find $info->{smooth}) {
2738	cf::face::set_smooth $idx, $smooth;	3202	cf::face::set_smooth $idx, $smooth;
2739	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3203	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2740	} else {	3204	} else {
2741	warn "smooth face '$info->{smooth}' not found for face '$face'";	3205	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2758		3222
2759	{	3223	{
2760	# TODO: for gcfclient pleasure, we should give resources	3224	# TODO: for gcfclient pleasure, we should give resources
2761	# that gcfclient doesn't grok a >10000 face index.	3225	# that gcfclient doesn't grok a >10000 face index.
2762	my $res = $facedata->{resource};	3226	my $res = $facedata->{resource};
2763	my $enc = JSON::XS->new->utf8->canonical;
2764		3227
2765	while (my ($name, $info) = each %$res) {	3228	while (my ($name, $info) = each %$res) {
2766	my $meta = $enc->encode ({	3229	if (defined $info->{type}) {
2767	name => $name,
2768	type => $info->{type},
2769	copyright => $info->{copyright}, #TODO#
2770	});
2771	my $data = pack "(w/a*)*", $meta, $info->{data};
2772	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2773
2774	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3230	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3231	my $data;
		3232
		3233	if ($info->{type} & 1) {
		3234	# prepend meta info
		3235
		3236	my $meta = $enc->encode ({
		3237	name => $name,
		3238	%{ $info->{meta} || {} },
		3239	});
		3240
		3241	$data = pack "(w/a*)*", $meta, $info->{data};
		3242	} else {
		3243	$data = $info->{data};
		3244	}
		3245
		3246	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
2775	cf::face::set_type $idx, 1;	3247	cf::face::set_type $idx, $info->{type};
2776	cf::face::set_data $idx, 0, $data, $chk;	3248	} else {
		3249	$RESOURCE{$name} = $info;
		3250	}
2777		3251
2778	cf::cede_to_tick;	3252	cf::cede_to_tick;
2779	}	3253	}
2780	}	3254	}
2781		3255
		3256	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3257
2782	1	3258	1
2783	}	3259	}
2784		3260
		3261	cf::global->attach (on_resource_update => sub {
		3262	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3263	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3264
		3265	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3266	my $sound = $soundconf->{compat}[$_]
		3267	or next;
		3268
		3269	my $face = cf::face::find "sound/$sound->[1]";
		3270	cf::sound::set $sound->[0] => $face;
		3271	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3272	}
		3273
		3274	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3275	my $face = cf::face::find "sound/$v";
		3276	cf::sound::set $k => $face;
		3277	}
		3278	}
		3279	});
		3280
		3281	register_exticmd fx_want => sub {
		3282	my ($ns, $want) = @_;
		3283
		3284	while (my ($k, $v) = each %$want) {
		3285	$ns->fx_want ($k, $v);
		3286	}
		3287	};
		3288
		3289	sub load_resource_file($) {
		3290	my $guard = lock_acquire "load_resource_file";
		3291
		3292	my $status = load_resource_file_ $_[0];
		3293	get_slot 0.1, 100;
		3294	cf::arch::commit_load;
		3295
		3296	$status
		3297	}
		3298
2785	sub reload_regions {	3299	sub reload_regions {
		3300	# HACK to clear player env face cache, we need some signal framework
		3301	# for this (global event?)
		3302	%ext::player_env::MUSIC_FACE_CACHE = ();
		3303
2786	load_resource_file "$MAPDIR/regions"	3304	load_resource_file "$MAPDIR/regions"
2787	or die "unable to load regions file\n";	3305	or die "unable to load regions file\n";
		3306
		3307	for (cf::region::list) {
		3308	$_->{match} = qr/$_->{match}/
		3309	if exists $_->{match};
		3310	}
2788	}	3311	}
2789		3312
2790	sub reload_facedata {	3313	sub reload_facedata {
2791	load_facedata "$DATADIR/facedata"	3314	load_facedata "$DATADIR/facedata"
2792	or die "unable to load facedata\n";	3315	or die "unable to load facedata\n";
2793	}	3316	}
2794		3317
2795	sub reload_archetypes {	3318	sub reload_archetypes {
2796	load_resource_file "$DATADIR/archetypes"	3319	load_resource_file "$DATADIR/archetypes"
2797	or die "unable to load archetypes\n";	3320	or die "unable to load archetypes\n";
2798	#d# NEED to laod twice to resolve forward references
2799	# this really needs to be done in an extra post-pass
2800	# (which needs to be synchronous, so solve it differently)
2801	load_resource_file "$DATADIR/archetypes"
2802	or die "unable to load archetypes\n";
2803	}	3321	}
2804		3322
2805	sub reload_treasures {	3323	sub reload_treasures {
2806	load_resource_file "$DATADIR/treasures"	3324	load_resource_file "$DATADIR/treasures"
2807	or die "unable to load treasurelists\n";	3325	or die "unable to load treasurelists\n";
2808	}	3326	}
2809		3327
2810	sub reload_resources {	3328	sub reload_resources {
2811	warn "reloading resource files...\n";	3329	warn "reloading resource files...\n";
2812		3330
		3331	reload_facedata;
		3332	reload_archetypes;
2813	reload_regions;	3333	reload_regions;
2814	reload_facedata;
2815	#reload_archetypes;#d#
2816	reload_archetypes;
2817	reload_treasures;	3334	reload_treasures;
2818		3335
2819	warn "finished reloading resource files\n";	3336	warn "finished reloading resource files\n";
2820	}	3337	}
2821		3338
2822	sub init {	3339	sub init {
		3340	my $guard = freeze_mainloop;
		3341
		3342	evthread_start IO::AIO::poll_fileno;
		3343
2823	reload_resources;	3344	reload_resources;
2824	}	3345	}
2825		3346
2826	sub cfg_load {	3347	sub reload_config {
2827	open my $fh, "<:utf8", "$CONFDIR/config"	3348	open my $fh, "<:utf8", "$CONFDIR/config"
2828	or return;	3349	or return;
2829		3350
2830	local $/;	3351	local $/;
2831	*CFG = YAML::Syck::Load <$fh>;	3352	*CFG = YAML::Load <$fh>;
2832		3353
2833	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3354	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2834		3355
2835	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3356	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2836	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3357	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2842	};	3363	};
2843	warn $@ if $@;	3364	warn $@ if $@;
2844	}	3365	}
2845	}	3366	}
2846		3367
		3368	sub pidfile() {
		3369	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3370	or die "$PIDFILE: $!";
		3371	flock $fh, &Fcntl::LOCK_EX
		3372	or die "$PIDFILE: flock: $!";
		3373	$fh
		3374	}
		3375
		3376	# make sure only one server instance is running at any one time
		3377	sub atomic {
		3378	my $fh = pidfile;
		3379
		3380	my $pid = <$fh>;
		3381	kill 9, $pid if $pid > 0;
		3382
		3383	seek $fh, 0, 0;
		3384	print $fh $$;
		3385	}
		3386
2847	sub main {	3387	sub main {
		3388	atomic;
		3389
2848	# we must not ever block the main coroutine	3390	# we must not ever block the main coroutine
2849	local $Coro::idle = sub {	3391	local $Coro::idle = sub {
2850	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3392	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2851	(async {	3393	(async {
2852	Event::one_event;	3394	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3395	EV::loop EV::LOOP_ONESHOT;
2853	})->prio (Coro::PRIO_MAX);	3396	})->prio (Coro::PRIO_MAX);
2854	};	3397	};
2855		3398
2856	cfg_load;	3399	{
		3400	my $guard = freeze_mainloop;
		3401	reload_config;
2857	db_init;	3402	db_init;
2858	load_extensions;	3403	load_extensions;
2859		3404
2860	$TICK_WATCHER->start;	3405	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3406	}
		3407
		3408	utime time, time, $RUNTIMEFILE;
		3409
		3410	# no (long-running) fork's whatsoever before this point(!)
		3411	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3412
2861	Event::loop;	3413	EV::loop;
2862	}	3414	}
2863		3415
2864	#############################################################################	3416	#############################################################################
2865	# initialisation and cleanup	3417	# initialisation and cleanup
2866		3418
2867	# install some emergency cleanup handlers	3419	# install some emergency cleanup handlers
2868	BEGIN {	3420	BEGIN {
		3421	our %SIGWATCHER = ();
2869	for my $signal (qw(INT HUP TERM)) {	3422	for my $signal (qw(INT HUP TERM)) {
2870	Event->signal (	3423	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2871	reentrant => 0,
2872	data => WF_AUTOCANCEL,
2873	signal => $signal,
2874	prio => 0,
2875	cb => sub {
2876	cf::cleanup "SIG$signal";	3424	cf::cleanup "SIG$signal";
2877	},
2878	);	3425	};
2879	}	3426	}
2880	}	3427	}
2881		3428
2882	sub write_runtime {	3429	sub write_runtime_sync {
2883	my $runtime = "$LOCALDIR/runtime";
2884
2885	# first touch the runtime file to show we are still running:	3430	# first touch the runtime file to show we are still running:
2886	# the fsync below can take a very very long time.	3431	# the fsync below can take a very very long time.
2887		3432
2888	IO::AIO::aio_utime $runtime, undef, undef;	3433	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2889		3434
2890	my $guard = cf::lock_acquire "write_runtime";	3435	my $guard = cf::lock_acquire "write_runtime";
2891		3436
2892	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3437	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2893	or return;	3438	or return;
2894		3439
2895	my $value = $cf::RUNTIME + 90 + 10;	3440	my $value = $cf::RUNTIME + 90 + 10;
2896	# 10 is the runtime save interval, for a monotonic clock	3441	# 10 is the runtime save interval, for a monotonic clock
2897	# 60 allows for the watchdog to kill the server.	3442	# 60 allows for the watchdog to kill the server.
…		…
2907	aio_utime $fh, undef, undef;	3452	aio_utime $fh, undef, undef;
2908		3453
2909	close $fh	3454	close $fh
2910	or return;	3455	or return;
2911		3456
2912	aio_rename "$runtime~", $runtime	3457	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2913	and return;	3458	and return;
2914		3459
2915	warn "runtime file written.\n";	3460	warn "runtime file written.\n";
2916		3461
2917	1	3462	1
		3463	}
		3464
		3465	our $uuid_lock;
		3466	our $uuid_skip;
		3467
		3468	sub write_uuid_sync($) {
		3469	$uuid_skip ||= $_[0];
		3470
		3471	return if $uuid_lock;
		3472	local $uuid_lock = 1;
		3473
		3474	my $uuid = "$LOCALDIR/uuid";
		3475
		3476	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3477	or return;
		3478
		3479	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3480	$uuid_skip = 0;
		3481
		3482	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3483	and return;
		3484
		3485	# always fsync - this file is important
		3486	aio_fsync $fh
		3487	and return;
		3488
		3489	close $fh
		3490	or return;
		3491
		3492	aio_rename "$uuid~", $uuid
		3493	and return;
		3494
		3495	warn "uuid file written ($value).\n";
		3496
		3497	1
		3498
		3499	}
		3500
		3501	sub write_uuid($$) {
		3502	my ($skip, $sync) = @_;
		3503
		3504	$sync ? write_uuid_sync $skip
		3505	: async { write_uuid_sync $skip };
2918	}	3506	}
2919		3507
2920	sub emergency_save() {	3508	sub emergency_save() {
2921	my $freeze_guard = cf::freeze_mainloop;	3509	my $freeze_guard = cf::freeze_mainloop;
2922		3510
…		…
2928	# and maps saved/destroyed asynchronously.	3516	# and maps saved/destroyed asynchronously.
2929	warn "begin emergency player save\n";	3517	warn "begin emergency player save\n";
2930	for my $login (keys %cf::PLAYER) {	3518	for my $login (keys %cf::PLAYER) {
2931	my $pl = $cf::PLAYER{$login} or next;	3519	my $pl = $cf::PLAYER{$login} or next;
2932	$pl->valid or next;	3520	$pl->valid or next;
		3521	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2933	$pl->save;	3522	$pl->save;
2934	}	3523	}
2935	warn "end emergency player save\n";	3524	warn "end emergency player save\n";
2936		3525
2937	warn "begin emergency map save\n";	3526	warn "begin emergency map save\n";
…		…
2943	warn "end emergency map save\n";	3532	warn "end emergency map save\n";
2944		3533
2945	warn "begin emergency database checkpoint\n";	3534	warn "begin emergency database checkpoint\n";
2946	BDB::db_env_txn_checkpoint $DB_ENV;	3535	BDB::db_env_txn_checkpoint $DB_ENV;
2947	warn "end emergency database checkpoint\n";	3536	warn "end emergency database checkpoint\n";
		3537
		3538	warn "begin write uuid\n";
		3539	write_uuid_sync 1;
		3540	warn "end write uuid\n";
2948	};	3541	};
2949		3542
2950	warn "leave emergency perl save\n";	3543	warn "leave emergency perl save\n";
2951	}	3544	}
2952		3545
2953	sub post_cleanup {	3546	sub post_cleanup {
2954	my ($make_core) = @_;	3547	my ($make_core) = @_;
2955		3548
2956	warn Carp::longmess "post_cleanup backtrace"	3549	warn Carp::longmess "post_cleanup backtrace"
2957	if $make_core;	3550	if $make_core;
		3551
		3552	my $fh = pidfile;
		3553	unlink $PIDFILE if <$fh> == $$;
2958	}	3554	}
		3555
		3556	# a safer delete_package, copied from Symbol
		3557	sub clear_package($) {
		3558	my $pkg = shift;
		3559
		3560	# expand to full symbol table name if needed
		3561	unless ($pkg =~ /^main::.*::$/) {
		3562	$pkg = "main$pkg" if $pkg =~ /^::/;
		3563	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3564	$pkg .= '::' unless $pkg =~ /::$/;
		3565	}
		3566
		3567	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3568	my $stem_symtab = *{$stem}{HASH};
		3569
		3570	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3571	or return;
		3572
		3573	# clear all symbols
		3574	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3575	for my $name (keys %$leaf_symtab) {
		3576	_gv_clear *{"$pkg$name"};
		3577	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3578	}
		3579	warn "cleared package #$pkg\n";#d#
		3580	}
		3581
		3582	our $RELOAD; # how many times to reload
2959		3583
2960	sub do_reload_perl() {	3584	sub do_reload_perl() {
2961	# can/must only be called in main	3585	# can/must only be called in main
2962	if ($Coro::current != $Coro::main) {	3586	if ($Coro::current != $Coro::main) {
2963	warn "can only reload from main coroutine";	3587	warn "can only reload from main coroutine";
2964	return;	3588	return;
2965	}	3589	}
2966		3590
		3591	return if $RELOAD++;
		3592
		3593	while ($RELOAD) {
2967	warn "reloading...";	3594	warn "reloading...";
2968		3595
2969	warn "entering sync_job";	3596	warn "entering sync_job";
2970		3597
2971	cf::sync_job {	3598	cf::sync_job {
2972	cf::write_runtime; # external watchdog should not bark	3599	cf::write_runtime_sync; # external watchdog should not bark
2973	cf::emergency_save;	3600	cf::emergency_save;
2974	cf::write_runtime; # external watchdog should not bark	3601	cf::write_runtime_sync; # external watchdog should not bark
2975		3602
2976	warn "syncing database to disk";	3603	warn "syncing database to disk";
2977	BDB::db_env_txn_checkpoint $DB_ENV;	3604	BDB::db_env_txn_checkpoint $DB_ENV;
2978		3605
2979	# if anything goes wrong in here, we should simply crash as we already saved	3606	# if anything goes wrong in here, we should simply crash as we already saved
2980		3607
2981	warn "cancelling all WF_AUTOCANCEL watchers";
2982	for (Event::all_watchers) {
2983	$_->cancel if $_->data & WF_AUTOCANCEL;
2984	}
2985
2986	warn "flushing outstanding aio requests";	3608	warn "flushing outstanding aio requests";
2987	for (;;) {
2988	BDB::flush;
2989	IO::AIO::flush;
2990	Coro::cede;
2991	last unless IO::AIO::nreqs || BDB::nreqs;	3609	while (IO::AIO::nreqs || BDB::nreqs) {
2992	warn "iterate...";	3610	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2993	}
2994
2995	++$RELOAD;
2996
2997	warn "cancelling all extension coros";
2998	$_->cancel for values %EXT_CORO;
2999	%EXT_CORO = ();
3000
3001	warn "removing commands";
3002	%COMMAND = ();
3003
3004	warn "removing ext/exti commands";
3005	%EXTCMD = ();
3006	%EXTICMD = ();
3007
3008	warn "unloading/nuking all extensions";
3009	for my $pkg (@EXTS) {
3010	warn "... unloading $pkg";
3011
3012	if (my $cb = $pkg->can ("unload")) {
3013	eval {
3014	$cb->($pkg);
3015	1
3016	} or warn "$pkg unloaded, but with errors: $@";
3017	}	3611	}
3018		3612
3019	warn "... nuking $pkg";	3613	warn "cancelling all extension coros";
3020	Symbol::delete_package $pkg;	3614	$_->cancel for values %EXT_CORO;
3021	}	3615	%EXT_CORO = ();
3022		3616
3023	warn "unloading all perl modules loaded from $LIBDIR";	3617	warn "removing commands";
3024	while (my ($k, $v) = each %INC) {	3618	%COMMAND = ();
3025	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3026		3619
		3620	warn "removing ext/exti commands";
		3621	%EXTCMD = ();
		3622	%EXTICMD = ();
		3623
		3624	warn "unloading/nuking all extensions";
		3625	for my $pkg (@EXTS) {
3027	warn "... unloading $k";	3626	warn "... unloading $pkg";
3028	delete $INC{$k};
3029		3627
3030	$k =~ s/\.pm$//;
3031	$k =~ s/\//::/g;
3032
3033	if (my $cb = $k->can ("unload_module")) {	3628	if (my $cb = $pkg->can ("unload")) {
		3629	eval {
3034	$cb->();	3630	$cb->($pkg);
		3631	1
		3632	} or warn "$pkg unloaded, but with errors: $@";
		3633	}
		3634
		3635	warn "... clearing $pkg";
		3636	clear_package $pkg;
3035	}	3637	}
3036		3638
3037	Symbol::delete_package $k;	3639	warn "unloading all perl modules loaded from $LIBDIR";
		3640	while (my ($k, $v) = each %INC) {
		3641	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3642
		3643	warn "... unloading $k";
		3644	delete $INC{$k};
		3645
		3646	$k =~ s/\.pm$//;
		3647	$k =~ s/\//::/g;
		3648
		3649	if (my $cb = $k->can ("unload_module")) {
		3650	$cb->();
		3651	}
		3652
		3653	clear_package $k;
3038	}	3654	}
3039		3655
3040	warn "getting rid of safe::, as good as possible";	3656	warn "getting rid of safe::, as good as possible";
3041	Symbol::delete_package "safe::$_"	3657	clear_package "safe::$_"
3042	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3658	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3043		3659
3044	warn "unloading cf.pm \"a bit\"";	3660	warn "unloading cf.pm \"a bit\"";
3045	delete $INC{"cf.pm"};	3661	delete $INC{"cf.pm"};
3046	delete $INC{"cf/pod.pm"};	3662	delete $INC{"cf/pod.pm"};
3047		3663
3048	# don't, removes xs symbols, too,	3664	# don't, removes xs symbols, too,
3049	# and global variables created in xs	3665	# and global variables created in xs
3050	#Symbol::delete_package __PACKAGE__;	3666	#clear_package __PACKAGE__;
3051		3667
3052	warn "unload completed, starting to reload now";	3668	warn "unload completed, starting to reload now";
3053		3669
3054	warn "reloading cf.pm";	3670	warn "reloading cf.pm";
3055	require cf;	3671	require cf;
3056	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3672	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3057		3673
3058	warn "loading config and database again";	3674	warn "loading config and database again";
3059	cf::cfg_load;	3675	cf::reload_config;
3060		3676
3061	warn "loading extensions";	3677	warn "loading extensions";
3062	cf::load_extensions;	3678	cf::load_extensions;
3063		3679
3064	warn "reattaching attachments to objects/players";	3680	warn "reattaching attachments to objects/players";
3065	_global_reattach; # objects, sockets	3681	_global_reattach; # objects, sockets
3066	warn "reattaching attachments to maps";	3682	warn "reattaching attachments to maps";
3067	reattach $_ for values %MAP;	3683	reattach $_ for values %MAP;
3068	warn "reattaching attachments to players";	3684	warn "reattaching attachments to players";
3069	reattach $_ for values %PLAYER;	3685	reattach $_ for values %PLAYER;
3070		3686
3071	warn "leaving sync_job";	3687	warn "leaving sync_job";
3072		3688
3073	1	3689	1
3074	} or do {	3690	} or do {
3075	warn $@;	3691	warn $@;
3076	warn "error while reloading, exiting.";	3692	cf::cleanup "error while reloading, exiting.";
3077	exit 1;
3078	};	3693	};
3079		3694
3080	warn "reloaded";	3695	warn "reloaded";
		3696	--$RELOAD;
		3697	}
3081	};	3698	};
3082		3699
3083	our $RELOAD_WATCHER; # used only during reload	3700	our $RELOAD_WATCHER; # used only during reload
3084		3701
3085	sub reload_perl() {	3702	sub reload_perl() {
3086	# doing reload synchronously and two reloads happen back-to-back,	3703	# doing reload synchronously and two reloads happen back-to-back,
3087	# coro crashes during coro_state_free->destroy here.	3704	# coro crashes during coro_state_free->destroy here.
3088		3705
3089	$RELOAD_WATCHER ||= Event->timer (	3706	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3090	reentrant => 0,
3091	after => 0,
3092	data => WF_AUTOCANCEL,
3093	cb => sub {
3094	do_reload_perl;	3707	do_reload_perl;
3095	undef $RELOAD_WATCHER;	3708	undef $RELOAD_WATCHER;
3096	},
3097	);	3709	};
3098	}	3710	}
3099		3711
3100	register_command "reload" => sub {	3712	register_command "reload" => sub {
3101	my ($who, $arg) = @_;	3713	my ($who, $arg) = @_;
3102		3714
3103	if ($who->flag (FLAG_WIZ)) {	3715	if ($who->flag (FLAG_WIZ)) {
3104	$who->message ("reloading server.");	3716	$who->message ("reloading server.");
		3717	async {
		3718	$Coro::current->{desc} = "perl_reload";
3105	async { reload_perl };	3719	reload_perl;
		3720	};
3106	}	3721	}
3107	};	3722	};
3108		3723
3109	unshift @INC, $LIBDIR;	3724	unshift @INC, $LIBDIR;
3110		3725
…		…
3112		3727
3113	our @WAIT_FOR_TICK;	3728	our @WAIT_FOR_TICK;
3114	our @WAIT_FOR_TICK_BEGIN;	3729	our @WAIT_FOR_TICK_BEGIN;
3115		3730
3116	sub wait_for_tick {	3731	sub wait_for_tick {
3117	return unless $TICK_WATCHER->is_active;
3118	return if $Coro::current == $Coro::main;	3732	return if tick_inhibit || $Coro::current == $Coro::main;
3119		3733
3120	my $signal = new Coro::Signal;	3734	my $signal = new Coro::Signal;
3121	push @WAIT_FOR_TICK, $signal;	3735	push @WAIT_FOR_TICK, $signal;
3122	$signal->wait;	3736	$signal->wait;
3123	}	3737	}
3124		3738
3125	sub wait_for_tick_begin {	3739	sub wait_for_tick_begin {
3126	return unless $TICK_WATCHER->is_active;
3127	return if $Coro::current == $Coro::main;	3740	return if tick_inhibit || $Coro::current == $Coro::main;
3128		3741
3129	my $signal = new Coro::Signal;	3742	my $signal = new Coro::Signal;
3130	push @WAIT_FOR_TICK_BEGIN, $signal;	3743	push @WAIT_FOR_TICK_BEGIN, $signal;
3131	$signal->wait;	3744	$signal->wait;
3132	}	3745	}
3133		3746
3134	my $min = 1e6;#d#	3747	sub tick {
3135	my $avg = 10;
3136	$TICK_WATCHER = Event->timer (
3137	reentrant => 0,
3138	parked => 1,
3139	prio => 0,
3140	at => $NEXT_TICK || $TICK,
3141	data => WF_AUTOCANCEL,
3142	cb => sub {
3143	if ($Coro::current != $Coro::main) {	3748	if ($Coro::current != $Coro::main) {
3144	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3749	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3145	unless ++$bug_warning > 10;	3750	unless ++$bug_warning > 10;
3146	return;	3751	return;
3147	}	3752	}
3148		3753
3149	$NOW = $tick_start = Event::time;
3150
3151	cf::server_tick; # one server iteration	3754	cf::server_tick; # one server iteration
3152		3755
3153	0 && sync_job {#d#	3756	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3154	for(1..10) {	3757	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3155	my $t = Event::time;	3758	Coro::async_pool {
3156	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3759	$Coro::current->{desc} = "runtime saver";
3157	or die;	3760	write_runtime_sync
3158		3761	or warn "ERROR: unable to write runtime file: $!";
3159	$map->width (50);
3160	$map->height (50);
3161	$map->alloc;
3162	$map->_load_objects ("/tmp/x.map", 1);
3163	my $t = Event::time - $t;
3164
3165	#next unless $t < 0.0013;#d#
3166	if ($t < $min) {
3167	$min = $t;
3168	}
3169	$avg = $avg * 0.99 + $t * 0.01;
3170	}
3171	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3172	exit 0;
3173	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3174	};	3762	};
		3763	}
3175		3764
3176	$RUNTIME += $TICK;
3177	$NEXT_TICK += $TICK;
3178
3179	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3180	$NEXT_RUNTIME_WRITE = $NOW + 10;
3181	Coro::async_pool {
3182	write_runtime
3183	or warn "ERROR: unable to write runtime file: $!";
3184	};
3185	}
3186
3187	# my $AFTER = Event::time;
3188	# warn $AFTER - $NOW;#d#
3189
3190	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3765	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3191	$sig->send;	3766	$sig->send;
3192	}	3767	}
3193	while (my $sig = shift @WAIT_FOR_TICK) {	3768	while (my $sig = shift @WAIT_FOR_TICK) {
3194	$sig->send;	3769	$sig->send;
3195	}	3770	}
3196		3771
3197	$NOW = Event::time;	3772	$LOAD = ($NOW - $TICK_START) / $TICK;
3198
3199	# if we are delayed by four ticks or more, skip them all
3200	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3201
3202	$TICK_WATCHER->at ($NEXT_TICK);
3203	$TICK_WATCHER->start;
3204
3205	$LOAD = ($NOW - $tick_start) / $TICK;
3206	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3773	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3207		3774
3208	_post_tick;	3775	if (0) {
3209		3776	if ($NEXT_TICK) {
3210		3777	my $jitter = $TICK_START - $NEXT_TICK;
		3778	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3779	warn "jitter $JITTER\n";#d#
		3780	}
3211	},	3781	}
3212	);	3782	}
3213		3783
3214	{	3784	{
3215	BDB::max_poll_time $TICK * 0.1;	3785	# configure BDB
3216	$BDB_POLL_WATCHER = Event->io (	3786
3217	reentrant => 0,
3218	fd => BDB::poll_fileno,
3219	poll => 'r',
3220	prio => 0,
3221	data => WF_AUTOCANCEL,
3222	cb => \&BDB::poll_cb,
3223	);
3224	BDB::min_parallel 8;	3787	BDB::min_parallel 8;
3225		3788	BDB::max_poll_reqs $TICK * 0.1;
3226	BDB::set_sync_prepare {	3789	$AnyEvent::BDB::WATCHER->priority (1);
3227	my $status;
3228	my $current = $Coro::current;
3229	(
3230	sub {
3231	$status = $!;
3232	$current->ready; undef $current;
3233	},
3234	sub {
3235	Coro::schedule while defined $current;
3236	$! = $status;
3237	},
3238	)
3239	};
3240		3790
3241	unless ($DB_ENV) {	3791	unless ($DB_ENV) {
3242	$DB_ENV = BDB::db_env_create;	3792	$DB_ENV = BDB::db_env_create;
		3793	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3794	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3795	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3796	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3797	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3243		3798
3244	cf::sync_job {	3799	cf::sync_job {
3245	eval {	3800	eval {
3246	BDB::db_env_open	3801	BDB::db_env_open
3247	$DB_ENV,	3802	$DB_ENV,
…		…
3249	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3804	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3250	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3805	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3251	0666;	3806	0666;
3252		3807
3253	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3808	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3254
3255	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3256	$DB_ENV->set_lk_detect;
3257	};	3809	};
3258		3810
3259	cf::cleanup "db_env_open(db): $@" if $@;	3811	cf::cleanup "db_env_open(db): $@" if $@;
3260	};	3812	};
3261	}	3813	}
		3814
		3815	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3816	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3817	};
		3818	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3819	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3820	};
		3821	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3822	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3823	};
3262	}	3824	}
3263		3825
3264	{	3826	{
		3827	# configure IO::AIO
		3828
3265	IO::AIO::min_parallel 8;	3829	IO::AIO::min_parallel 8;
3266
3267	undef $Coro::AIO::WATCHER;
3268	IO::AIO::max_poll_time $TICK * 0.1;	3830	IO::AIO::max_poll_time $TICK * 0.1;
3269	$AIO_POLL_WATCHER = Event->io (	3831	undef $AnyEvent::AIO::WATCHER;
3270	reentrant => 0,
3271	data => WF_AUTOCANCEL,
3272	fd => IO::AIO::poll_fileno,
3273	poll => 'r',
3274	prio => 6,
3275	cb => \&IO::AIO::poll_cb,
3276	);
3277	}	3832	}
3278		3833
3279	my $_log_backtrace;	3834	my $_log_backtrace;
3280		3835
3281	sub _log_backtrace {	3836	sub _log_backtrace {
…		…
3284	$msg =~ s/\n//;	3839	$msg =~ s/\n//;
3285		3840
3286	# limit the # of concurrent backtraces	3841	# limit the # of concurrent backtraces
3287	if ($_log_backtrace < 2) {	3842	if ($_log_backtrace < 2) {
3288	++$_log_backtrace;	3843	++$_log_backtrace;
		3844	my $perl_bt = Carp::longmess $msg;
3289	async {	3845	async {
		3846	$Coro::current->{desc} = "abt $msg";
		3847
3290	my @bt = fork_call {	3848	my @bt = fork_call {
3291	@addr = map { sprintf "%x", $_ } @addr;	3849	@addr = map { sprintf "%x", $_ } @addr;
3292	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3850	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3293	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3851	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3294	or die "addr2line: $!";	3852	or die "addr2line: $!";
…		…
3302	}	3860	}
3303		3861
3304	@funcs	3862	@funcs
3305	};	3863	};
3306		3864
3307	LOG llevInfo, "[ABT] $msg\n";	3865	LOG llevInfo, "[ABT] $perl_bt\n";
		3866	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3308	LOG llevInfo, "[ABT] $_\n" for @bt;	3867	LOG llevInfo, "[ABT] $_\n" for @bt;
3309	--$_log_backtrace;	3868	--$_log_backtrace;
3310	};	3869	};
3311	} else {	3870	} else {
3312	LOG llevInfo, "[ABT] $msg\n";	3871	LOG llevInfo, "[ABT] $msg\n";

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