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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.291 by root, Tue Jul 3 00:54:44 2007 UTC vs.
Revision 1.447 by root, Fri Sep 19 01:39:45 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
25	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
26	use BDB ();	52	use BDB ();
27	use Data::Dumper;	53	use Data::Dumper;
28	use Digest::MD5;	54	use Digest::MD5;
29	use Fcntl;	55	use Fcntl;
30	use YAML::Syck ();	56	use YAML ();
31	use IO::AIO 2.32 ();	57	use IO::AIO ();
32	use Time::HiRes;	58	use Time::HiRes;
33	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
34		63
35	# configure various modules to our taste	64	# configure various modules to our taste
36	#	65	#
37	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
38	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
39	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
40		69
41	$Event::Eval = 1; # no idea why this is required, but it is
42
43	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
44	$YAML::Syck::ImplicitUnicode = 1;
45
46	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
47		71
48	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
49		73
50	our %COMMAND = ();	74	our %COMMAND = ();
…		…
57	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
58		82
59	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
60	our @EVENT;	84	our @EVENT;
61		85
62	our $CONFDIR = confdir;	86	our $CONFDIR = confdir;
63	our $DATADIR = datadir;	87	our $DATADIR = datadir;
64	our $LIBDIR = "$DATADIR/ext";	88	our $LIBDIR = "$DATADIR/ext";
65	our $PODDIR = "$DATADIR/pod";	89	our $PODDIR = "$DATADIR/pod";
66	our $MAPDIR = "$DATADIR/" . mapdir;	90	our $MAPDIR = "$DATADIR/" . mapdir;
67	our $LOCALDIR = localdir;	91	our $LOCALDIR = localdir;
68	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
69	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
70	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
71	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
72	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our $PIDFILE = "$LOCALDIR/pid";
		98	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		99
		100	our %RESOURCE;
73		101
74	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
75	our $TICK_WATCHER;
76	our $AIO_POLL_WATCHER;
77	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
78	our $NEXT_TICK;	104	our $NEXT_TICK;
79	our $NOW;
80	our $USE_FSYNC = 1; # use fsync to write maps - default off	105	our $USE_FSYNC = 1; # use fsync to write maps - default off
81		106
		107	our $BDB_DEADLOCK_WATCHER;
		108	our $BDB_CHECKPOINT_WATCHER;
82	our $BDB_POLL_WATCHER;	109	our $BDB_TRICKLE_WATCHER;
83	our $DB_ENV;	110	our $DB_ENV;
84		111
85	our %CFG;	112	our %CFG;
86		113
87	our $UPTIME; $UPTIME ||= time;	114	our $UPTIME; $UPTIME ||= time;
88	our $RUNTIME;	115	our $RUNTIME;
		116	our $NOW;
89		117
90	our %PLAYER; # all users	118	our (%PLAYER, %PLAYER_LOADING); # all users
91	our %MAP; # all maps	119	our (%MAP, %MAP_LOADING ); # all maps
92	our $LINK_MAP; # the special {link} map, which is always available	120	our $LINK_MAP; # the special {link} map, which is always available
93		121
94	# used to convert map paths into valid unix filenames by replacing / by ∕	122	# used to convert map paths into valid unix filenames by replacing / by ∕
95	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	123	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
96		124
97	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
98	our $LOADAVG; # same thing, but with alpha-smoothing	126	our $LOADAVG; # same thing, but with alpha-smoothing
		127	our $JITTER; # average jitter
99	our $tick_start; # for load detecting purposes	128	our $TICK_START; # for load detecting purposes
100		129
101	binmode STDOUT;	130	binmode STDOUT;
102	binmode STDERR;	131	binmode STDERR;
103		132
104	# read virtual server time, if available	133	# read virtual server time, if available
105	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	134	unless ($RUNTIME || !-e $RUNTIMEFILE) {
106	open my $fh, "<", "$LOCALDIR/runtime"	135	open my $fh, "<", $RUNTIMEFILE
107	or die "unable to read runtime file: $!";	136	or die "unable to read $RUNTIMEFILE file: $!";
108	$RUNTIME = <$fh> + 0.;	137	$RUNTIME = <$fh> + 0.;
109	}	138	}
110		139
111	mkdir $_	140	mkdir $_
112	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
157		186
158	The raw value load value from the last tick.	187	The raw value load value from the last tick.
159		188
160	=item %cf::CFG	189	=item %cf::CFG
161		190
162	Configuration for the server, loaded from C</etc/crossfire/config>, or	191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
163	from wherever your confdir points to.	192	from wherever your confdir points to.
164		193
165	=item cf::wait_for_tick, cf::wait_for_tick_begin	194	=item cf::wait_for_tick, cf::wait_for_tick_begin
166		195
167	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
168	returns directly I<after> the tick processing (and consequently, can only wake one process	197	returns directly I<after> the tick processing (and consequently, can only wake one process
169	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.	198	per tick), while cf::wait_for_tick wakes up all waiters after tick processing.
170		199
		200	=item @cf::INVOKE_RESULTS
		201
		202	This array contains the results of the last C<invoke ()> call. When
		203	C<cf::override> is called C<@cf::INVOKE_RESULTS> is set to the parameters of
		204	that call.
		205
171	=back	206	=back
172		207
173	=cut	208	=cut
174		209
175	BEGIN {	210	BEGIN {
…		…
179	$msg .= "\n"	214	$msg .= "\n"
180	unless $msg =~ /\n$/;	215	unless $msg =~ /\n$/;
181		216
182	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
183		218
184	utf8::encode $msg;
185	LOG llevError, $msg;	219	LOG llevError, $msg;
186	};	220	};
187	}	221	}
		222
		223	$Coro::State::DIEHOOK = sub {
		224	return unless $^S eq 0; # "eq", not "=="
		225
		226	if ($Coro::current == $Coro::main) {#d#
		227	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		228	return;#d#
		229	}#d#
		230
		231	# kill coroutine otherwise
		232	warn Carp::longmess $_[0];
		233	Coro::terminate
		234	};
		235
		236	$SIG{__DIE__} = sub { }; #d#?
188		237
189	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
190	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
191	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
192	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
199	for my $pkg (qw(	248	for my $pkg (qw(
200	cf::global cf::attachable	249	cf::global cf::attachable
201	cf::object cf::object::player	250	cf::object cf::object::player
202	cf::client cf::player	251	cf::client cf::player
203	cf::arch cf::living	252	cf::arch cf::living
		253	cf::map cf::mapspace
204	cf::map cf::party cf::region	254	cf::party cf::region
205	)) {	255	)) {
206	no strict 'refs';
207	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
208	}	257	}
209		258
210	$Event::DIED = sub {	259	$EV::DIED = sub {
211	warn "error in event callback: @_";	260	warn "error in event callback: @_";
212	};	261	};
213		262
214	#############################################################################	263	#############################################################################
215		264
…		…
238	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	287	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
239	$d	288	$d
240	} || "[unable to dump $_[0]: '$@']";	289	} || "[unable to dump $_[0]: '$@']";
241	}	290	}
242		291
243	=item $ref = cf::from_json $json	292	=item $ref = cf::decode_json $json
244		293
245	Converts a JSON string into the corresponding perl data structure.	294	Converts a JSON string into the corresponding perl data structure.
246		295
247	=item $json = cf::to_json $ref	296	=item $json = cf::encode_json $ref
248		297
249	Converts a perl data structure into its JSON representation.	298	Converts a perl data structure into its JSON representation.
250		299
251	=cut	300	=cut
252		301
253	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
254		303
255	sub to_json ($) { $json_coder->encode ($_[0]) }	304	sub encode_json($) { $json_coder->encode ($_[0]) }
256	sub from_json ($) { $json_coder->decode ($_[0]) }	305	sub decode_json($) { $json_coder->decode ($_[0]) }
257		306
258	=item cf::lock_wait $string	307	=item cf::lock_wait $string
259		308
260	Wait until the given lock is available. See cf::lock_acquire.	309	Wait until the given lock is available. See cf::lock_acquire.
261		310
…		…
264	Wait until the given lock is available and then acquires it and returns	313	Wait until the given lock is available and then acquires it and returns
265	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	314	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
266	for example when the coroutine gets canceled), the lock is automatically	315	for example when the coroutine gets canceled), the lock is automatically
267	returned.	316	returned.
268		317
		318	Locks are *not* recursive, locking from the same coro twice results in a
		319	deadlocked coro.
		320
269	Lock names should begin with a unique identifier (for example, cf::map::find	321	Lock names should begin with a unique identifier (for example, cf::map::find
270	uses map_find and cf::map::load uses map_load).	322	uses map_find and cf::map::load uses map_load).
271		323
272	=item $locked = cf::lock_active $string	324	=item $locked = cf::lock_active $string
273		325
274	Return true if the lock is currently active, i.e. somebody has locked it.	326	Return true if the lock is currently active, i.e. somebody has locked it.
275		327
276	=cut	328	=cut
277		329
278	our %LOCK;	330	our %LOCK;
		331	our %LOCKER;#d#
279		332
280	sub lock_wait($) {	333	sub lock_wait($) {
281	my ($key) = @_;	334	my ($key) = @_;
		335
		336	if ($LOCKER{$key} == $Coro::current) {#d#
		337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		338	return;#d#
		339	}#d#
282		340
283	# wait for lock, if any	341	# wait for lock, if any
284	while ($LOCK{$key}) {	342	while ($LOCK{$key}) {
285	push @{ $LOCK{$key} }, $Coro::current;	343	push @{ $LOCK{$key} }, $Coro::current;
286	Coro::schedule;	344	Coro::schedule;
…		…
292		350
293	# wait, to be sure we are not locked	351	# wait, to be sure we are not locked
294	lock_wait $key;	352	lock_wait $key;
295		353
296	$LOCK{$key} = [];	354	$LOCK{$key} = [];
		355	$LOCKER{$key} = $Coro::current;#d#
297		356
298	Coro::guard {	357	Coro::guard {
		358	delete $LOCKER{$key};#d#
299	# wake up all waiters, to be on the safe side	359	# wake up all waiters, to be on the safe side
300	$_->ready for @{ delete $LOCK{$key} };	360	$_->ready for @{ delete $LOCK{$key} };
301	}	361	}
302	}	362	}
303		363
…		…
306		366
307	! ! $LOCK{$key}	367	! ! $LOCK{$key}
308	}	368	}
309		369
310	sub freeze_mainloop {	370	sub freeze_mainloop {
311	return unless $TICK_WATCHER->is_active;	371	tick_inhibit_inc;
312		372
313	my $guard = Coro::guard {	373	Coro::guard \&tick_inhibit_dec;
314	$TICK_WATCHER->start;	374	}
		375
		376	=item cf::periodic $interval, $cb
		377
		378	Like EV::periodic, but randomly selects a starting point so that the actions
		379	get spread over timer.
		380
		381	=cut
		382
		383	sub periodic($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
		389	}
		390
		391	=item cf::get_slot $time[, $priority[, $name]]
		392
		393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		394	This call blocks and returns only when you have at least C<$time> seconds
		395	of cpu time till the next tick. The slot is only valid till the next cede.
		396
		397	The optional C<$name> can be used to identify the job to run. It might be
		398	used for statistical purposes and should identify the same time-class.
		399
		400	Useful for short background jobs.
		401
		402	=cut
		403
		404	our @SLOT_QUEUE;
		405	our $SLOT_QUEUE;
		406
		407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		408	$SLOT_QUEUE = Coro::async {
		409	$Coro::current->desc ("timeslot manager");
		410
		411	my $signal = new Coro::Signal;
		412
		413	while () {
		414	next_job:
		415	my $avail = cf::till_tick;
		416	if ($avail > 0.01) {
		417	for (0 .. $#SLOT_QUEUE) {
		418	if ($SLOT_QUEUE[$_][0] < $avail) {
		419	my $job = splice @SLOT_QUEUE, $_, 1, ();
		420	$job->[2]->send;
		421	Coro::cede;
		422	goto next_job;
		423	}
		424	}
		425	}
		426
		427	if (@SLOT_QUEUE) {
		428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		429	push @cf::WAIT_FOR_TICK, $signal;
		430	$signal->wait;
		431	} else {
		432	Coro::schedule;
		433	}
315	};	434	}
316	$TICK_WATCHER->stop;	435	};
317	$guard	436
		437	sub get_slot($;$$) {
		438	return if tick_inhibit || $Coro::current == $Coro::main;
		439
		440	my ($time, $pri, $name) = @_;
		441
		442	$time = $TICK * .6 if $time > $TICK * .6;
		443	my $sig = new Coro::Signal;
		444
		445	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		446	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		447	$SLOT_QUEUE->ready;
		448	$sig->wait;
318	}	449	}
319		450
320	=item cf::async { BLOCK }	451	=item cf::async { BLOCK }
321		452
322	Currently the same as Coro::async_pool, meaning you cannot use	453	Currently the same as Coro::async_pool, meaning you cannot use
…		…
327		458
328	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
329		460
330	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
331		462
332	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	The design of Deliantra requires that the main coroutine ($Coro::main)
333	is always able to handle events or runnable, as Crossfire TRT is only	464	is always able to handle events or runnable, as Deliantra is only
334	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	465	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
335	acceptable.	466	acceptable.
336		467
337	If it must be done, put the blocking parts into C<sync_job>. This will run	468	If it must be done, put the blocking parts into C<sync_job>. This will run
338	the given BLOCK in another coroutine while waiting for the result. The	469	the given BLOCK in another coroutine while waiting for the result. The
…		…
343		474
344	sub sync_job(&) {	475	sub sync_job(&) {
345	my ($job) = @_;	476	my ($job) = @_;
346		477
347	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
348	my $time = Event::time;	479	my $time = EV::time;
349		480
350	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
351	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
352		483
353	# TODO: use suspend/resume instead	484	LOG llevError, Carp::longmess "sync job";#d#
354	# (but this is cancel-safe)	485
355	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
356		487
357	my $busy = 1;	488	my $busy = 1;
358	my @res;	489	my @res;
359		490
360	(async {	491	(async {
		492	$Coro::current->desc ("sync job coro");
361	@res = eval { $job->() };	493	@res = eval { $job->() };
362	warn $@ if $@;	494	warn $@ if $@;
363	undef $busy;	495	undef $busy;
364	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
365		497
366	while ($busy) {	498	while ($busy) {
367	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
368	}	503	}
		504	}
369		505
370	$time = Event::time - $time;	506	my $time = EV::time - $time;
371		507
372	LOG llevError | logBacktrace, Carp::longmess "long sync job"
373	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
374
375	$tick_start += $time; # do not account sync jobs to server load	508	$TICK_START += $time; # do not account sync jobs to server load
376		509
377	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
378	} else {	511	} else {
379	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
380		513
…		…
405	=item fork_call { }, $args	538	=item fork_call { }, $args
406		539
407	Executes the given code block with the given arguments in a seperate	540	Executes the given code block with the given arguments in a seperate
408	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
409	Coro::Storable. May, of course, block. Note that the executed sub may	542	Coro::Storable. May, of course, block. Note that the executed sub may
410	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
411		544
412	=cut	545	=cut
413		546
414	sub fork_call(&@) {	547	sub fork_call(&@) {
415	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
416		549
417	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	550	# we seemingly have to make a local copy of the whole thing,
418	# or die "socketpair: $!";	551	# otherwise perl prematurely frees the stuff :/
419	pipe my $fh1, my $fh2	552	# TODO: investigate and fix (likely this will be rather laborious)
420	or die "pipe: $!";
421		553
422	if (my $pid = fork) {	554	my @res = Coro::Util::fork_eval {
423	close $fh2;
424
425	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
426	$res = Coro::Storable::thaw $res;
427
428	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
429
430	die $$res unless "ARRAY" eq ref $res;
431
432	return wantarray ? @$res : $res->[-1];
433	} else {
434	reset_signals;	555	reset_signals;
435	local $SIG{__WARN__};	556	&$cb
436	local $SIG{__DIE__};	557	}, @args;
437	eval {
438	close $fh1;
439		558
440	my @res = eval { $cb->(@args) };	559	wantarray ? @res : $res[-1]
441	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	560	}
442	};
443		561
444	warn $@ if $@;	562	=item $coin = coin_from_name $name
445	_exit 0;	563
446	}	564	=cut
		565
		566	our %coin_alias = (
		567	"silver" => "silvercoin",
		568	"silvercoin" => "silvercoin",
		569	"silvercoins" => "silvercoin",
		570	"gold" => "goldcoin",
		571	"goldcoin" => "goldcoin",
		572	"goldcoins" => "goldcoin",
		573	"platinum" => "platinacoin",
		574	"platinumcoin" => "platinacoin",
		575	"platinumcoins" => "platinacoin",
		576	"platina" => "platinacoin",
		577	"platinacoin" => "platinacoin",
		578	"platinacoins" => "platinacoin",
		579	"royalty" => "royalty",
		580	"royalties" => "royalty",
		581	);
		582
		583	sub coin_from_name($) {
		584	$coin_alias{$_[0]}
		585	? cf::arch::find $coin_alias{$_[0]}
		586	: undef
447	}	587	}
448		588
449	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
450		590
451	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
453	=item cf::db_put $family => $key => $value	593	=item cf::db_put $family => $key => $value
454		594
455	Stores the given C<$value> in the family. It can currently store binary	595	Stores the given C<$value> in the family. It can currently store binary
456	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	596	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
457		597
		598	=item $db = cf::db_table "name"
		599
		600	Create and/or open a new database table. The string must not be "db" and must be unique
		601	within each server.
		602
458	=cut	603	=cut
		604
		605	sub db_table($) {
		606	my ($name) = @_;
		607	my $db = BDB::db_create $DB_ENV;
		608
		609	eval {
		610	$db->set_flags (BDB::CHKSUM);
		611
		612	utf8::encode $name;
		613	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		614	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		615	cf::cleanup "db_open(db): $!" if $!;
		616	};
		617	cf::cleanup "db_open(db): $@" if $@;
		618
		619	$db
		620	}
459		621
460	our $DB;	622	our $DB;
461		623
462	sub db_init {	624	sub db_init {
463	unless ($DB) {
464	$DB = BDB::db_create $DB_ENV;
465
466	cf::sync_job {	625	cf::sync_job {
467	eval {	626	$DB ||= db_table "db";
468	$DB->set_flags (BDB::CHKSUM);
469
470	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
471	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
472	cf::cleanup "db_open(db): $!" if $!;
473	};
474	cf::cleanup "db_open(db): $@" if $@;
475	};
476	}	627	};
477	}	628	}
478		629
479	sub db_get($$) {	630	sub db_get($$) {
480	my $key = "$_[0]/$_[1]";	631	my $key = "$_[0]/$_[1]";
481		632
…		…
531	if (1) {	682	if (1) {
532	$md5 =	683	$md5 =
533	join "\x00",	684	join "\x00",
534	$processversion,	685	$processversion,
535	map {	686	map {
536	Coro::cede;	687	cf::cede_to_tick;
537	($src->[$_], Digest::MD5::md5_hex $data[$_])	688	($src->[$_], Digest::MD5::md5_hex $data[$_])
538	} 0.. $#$src;	689	} 0.. $#$src;
539		690
540		691
541	my $dbmd5 = db_get cache => "$id/md5";	692	my $dbmd5 = db_get cache => "$id/md5";
…		…
579		730
580	#############################################################################	731	#############################################################################
581		732
582	=head2 ATTACHABLE OBJECTS	733	=head2 ATTACHABLE OBJECTS
583		734
584	Many objects in crossfire are so-called attachable objects. That means you can	735	Many objects in deliantra are so-called attachable objects. That means you can
585	attach callbacks/event handlers (a collection of which is called an "attachment")	736	attach callbacks/event handlers (a collection of which is called an "attachment")
586	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
587		738
588	In the following description, CLASS can be any of C<global>, C<object>	739	In the following description, CLASS can be any of C<global>, C<object>
589	C<player>, C<client> or C<map> (i.e. the attachable objects in	740	C<player>, C<client> or C<map> (i.e. the attachable objects in
590	Crossfire TRT).	741	Deliantra).
591		742
592	=over 4	743	=over 4
593		744
594	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
595		746
…		…
639	=item cf::CLASS::attachment $name, ...	790	=item cf::CLASS::attachment $name, ...
640		791
641	Register an attachment by C<$name> through which attachable objects of the	792	Register an attachment by C<$name> through which attachable objects of the
642	given CLASS can refer to this attachment.	793	given CLASS can refer to this attachment.
643		794
644	Some classes such as crossfire maps and objects can specify attachments	795	Some classes such as deliantra maps and objects can specify attachments
645	that are attached at load/instantiate time, thus the need for a name.	796	that are attached at load/instantiate time, thus the need for a name.
646		797
647	These calls expect any number of the following handler/hook descriptions:	798	These calls expect any number of the following handler/hook descriptions:
648		799
649	=over 4	800	=over 4
…		…
847	";	998	";
848	die if $@;	999	die if $@;
849	}	1000	}
850		1001
851	our $override;	1002	our $override;
852	our @invoke_results = (); # referenced from .xs code. TODO: play tricks with reify and mortals?	1003	our @INVOKE_RESULTS = (); # referenced from .xs code. TODO: play tricks with reify and mortals?
853		1004
854	sub override {	1005	sub override {
855	$override = 1;	1006	$override = 1;
856	@invoke_results = ();	1007	@INVOKE_RESULTS = (@_);
857	}	1008	}
858		1009
859	sub do_invoke {	1010	sub do_invoke {
860	my $event = shift;	1011	my $event = shift;
861	my $callbacks = shift;	1012	my $callbacks = shift;
862		1013
863	@invoke_results = ();	1014	@INVOKE_RESULTS = ();
864		1015
865	local $override;	1016	local $override;
866		1017
867	for (@$callbacks) {	1018	for (@$callbacks) {
868	eval { &{$_->[1]} };	1019	eval { &{$_->[1]} };
…		…
877	}	1028	}
878		1029
879	0	1030	0
880	}	1031	}
881		1032
882	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
883		1034
884	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
885		1036
886	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
887		1038
888	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be	1039	This API is preliminary (most likely, the EVENT_CLASS_xxx prefix will be
889	removed in future versions), and there is no public API to access override	1040	removed in future versions), and there is no public API to access override
890	results (if you must, access C<@cf::invoke_results> directly).	1041	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
891		1042
892	=back	1043	=back
893		1044
894	=cut	1045	=cut
895		1046
896	#############################################################################	1047	#############################################################################
897	# object support	1048	# object support
		1049
		1050	sub _object_equal($$);
		1051	sub _object_equal($$) {
		1052	my ($a, $b) = @_;
		1053
		1054	return 0 unless (ref $a) eq (ref $b);
		1055
		1056	if ("HASH" eq ref $a) {
		1057	my @ka = keys %$a;
		1058	my @kb = keys %$b;
		1059
		1060	return 0 if @ka != @kb;
		1061
		1062	for (0 .. $#ka) {
		1063	return 0 unless $ka[$_] eq $kb[$_];
		1064	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1065	}
		1066
		1067	} elsif ("ARRAY" eq ref $a) {
		1068
		1069	return 0 if @$a != @$b;
		1070
		1071	for (0 .. $#$a) {
		1072	return 0 unless _object_equal $a->[$_], $b->[$_];
		1073	}
		1074
		1075	} elsif ($a ne $b) {
		1076	return 0;
		1077	}
		1078
		1079	1
		1080	}
		1081
		1082	our $SLOW_MERGES;#d#
		1083	sub _can_merge {
		1084	my ($ob1, $ob2) = @_;
		1085
		1086	++$SLOW_MERGES;#d#
		1087
		1088	# we do the slow way here
		1089	return _object_equal $ob1, $ob2
		1090	}
898		1091
899	sub reattach {	1092	sub reattach {
900	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
901	my ($obj) = @_;	1094	my ($obj) = @_;
902		1095
		1096	# no longer needed after getting rid of delete_package?
903	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1097	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
904		1098
905	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
906		1100
907	@$registry = ();	1101	@$registry = ();
908		1102
…		…
923	cf::attachable->attach (	1117	cf::attachable->attach (
924	prio => -1000000,	1118	prio => -1000000,
925	on_instantiate => sub {	1119	on_instantiate => sub {
926	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
927		1121
928	$data = from_json $data;	1122	$data = decode_json $data;
929		1123
930	for (@$data) {	1124	for (@$data) {
931	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
932		1126
933	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
949	sub object_freezer_save {	1143	sub object_freezer_save {
950	my ($filename, $rdata, $objs) = @_;	1144	my ($filename, $rdata, $objs) = @_;
951		1145
952	sync_job {	1146	sync_job {
953	if (length $$rdata) {	1147	if (length $$rdata) {
		1148	utf8::decode (my $decname = $filename);
954	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
955	$filename, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
956		1151
957	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
958	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
959	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
960	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
961	close $fh;	1156	aio_close $fh;
962		1157
963	if (@$objs) {	1158	if (@$objs) {
964	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
965	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
966	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
967	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
968	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
969	close $fh;	1164	aio_close $fh;
970	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
971	}	1166	}
972	} else {	1167	} else {
973	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
974	}	1169	}
…		…
979	}	1174	}
980	} else {	1175	} else {
981	aio_unlink $filename;	1176	aio_unlink $filename;
982	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
983	}	1178	}
984	}	1179	};
985	}	1180	}
986		1181
987	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
988	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
989		1184
…		…
1001	or return;	1196	or return;
1002		1197
1003	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1004	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1005	or return;	1200	or return;
		1201
1006	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1007	}	1204	}
1008		1205
		1206	utf8::decode (my $decname = $filename);
1009	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1010	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1011	return ($data, $av);	1210	($data, $av)
1012	}	1211	}
1013		1212
1014	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1015		1214
1016	=over 4	1215	=over 4
…		…
1089	my ($pl, $buf) = @_;	1288	my ($pl, $buf) = @_;
1090		1289
1091	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1092		1291
1093	if (ref $msg) {	1292	if (ref $msg) {
		1293	my ($type, $reply, @payload) =
		1294	"ARRAY" eq ref $msg
		1295	? @$msg
		1296	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1297
		1298	my @reply;
		1299
1094	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1300	if (my $cb = $EXTCMD{$type}) {
1095	if (my %reply = $cb->($pl, $msg)) {	1301	@reply = $cb->($pl, @payload);
1096	$pl->ext_reply ($msg->{msgid}, %reply);
1097	}
1098	}	1302	}
		1303
		1304	$pl->ext_reply ($reply, @reply)
		1305	if $reply;
		1306
1099	} else {	1307	} else {
1100	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1101	}	1309	}
1102		1310
1103	cf::override;	1311	cf::override;
…		…
1130		1338
1131	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1132	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1133		1341
1134	$ext{source} =	1342	$ext{source} =
1135	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1136	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1137	. $source	1345	. $source
1138	. "\n};\n1";	1346	. "\n};\n1";
1139		1347
1140	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1156	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1157	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1158		1366
1159	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1160	warn $msg;	1368	warn $msg;
1161	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1162	exit 1;
1163	}	1370	}
1164		1371
1165	warn $msg;	1372	warn $msg;
1166	}	1373	}
1167		1374
…		…
1181		1388
1182	=back	1389	=back
1183		1390
1184	=head2 CORE EXTENSIONS	1391	=head2 CORE EXTENSIONS
1185		1392
1186	Functions and methods that extend core crossfire objects.	1393	Functions and methods that extend core deliantra objects.
1187		1394
1188	=cut	1395	=cut
1189		1396
1190	package cf::player;	1397	package cf::player;
1191		1398
1192	use Coro::AIO;	1399	use Coro::AIO;
1193		1400
1194	=head3 cf::player	1401	=head3 cf::player
1195		1402
1196	=over 4	1403	=over 4
		1404
		1405	=item cf::player::num_playing
		1406
		1407	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1408
		1409	=cut
		1410
		1411	sub num_playing {
		1412	scalar grep
		1413	$_->ob->map
		1414	&& !$_->hidden
		1415	&& !$_->ob->flag (cf::FLAG_WIZ),
		1416	cf::player::list
		1417	}
1197		1418
1198	=item cf::player::find $login	1419	=item cf::player::find $login
1199		1420
1200	Returns the given player object, loading it if necessary (might block).	1421	Returns the given player object, loading it if necessary (might block).
1201		1422
…		…
1237	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1458	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1238	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1459	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1239	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1460	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1240	aio_unlink +(playerdir $login) . "/$login.pl";	1461	aio_unlink +(playerdir $login) . "/$login.pl";
1241		1462
1242	my $pl = load_pl path $login	1463	my $f = new_from_file cf::object::thawer path $login
1243	or return;	1464	or return;
		1465
		1466	my $pl = cf::player::load_pl $f
		1467	or return;
		1468
		1469	local $cf::PLAYER_LOADING{$login} = $pl;
		1470	$f->resolve_delayed_derefs;
1244	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1245	}	1472	}
1246	}	1473	}
1247	}	1474	}
1248		1475
…		…
1257	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1258		1485
1259	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1260	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
1261		1488
		1489	cf::get_slot 0.01;
		1490
1262	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1263	Coro::cede;	1492	cf::cede_to_tick;
1264	}	1493	}
1265		1494
1266	sub new($) {	1495	sub new($) {
1267	my ($login) = @_;	1496	my ($login) = @_;
1268		1497
…		…
1274	$cf::PLAYER{$login} = $self;	1503	$cf::PLAYER{$login} = $self;
1275		1504
1276	$self	1505	$self
1277	}	1506	}
1278		1507
		1508	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1509
		1510	=cut
		1511
		1512	sub send_msg {
		1513	my $ns = shift->ns
		1514	or return;
		1515	$ns->send_msg (@_);
		1516	}
		1517
1279	=item $pl->quit_character	1518	=item $pl->quit_character
1280		1519
1281	Nukes the player without looking back. If logged in, the connection will	1520	Nukes the player without looking back. If logged in, the connection will
1282	be destroyed. May block for a long time.	1521	be destroyed. May block for a long time.
1283		1522
…		…
1287	my ($pl) = @_;	1526	my ($pl) = @_;
1288		1527
1289	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1290		1529
1291	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1292	$pl->password ("*"); # this should lock out the player until we nuked the dir	1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1293		1532
1294	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1295	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1296	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1297	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1298		1539
1299	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1300	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1336	or return [];	1577	or return [];
1337		1578
1338	my @logins;	1579	my @logins;
1339		1580
1340	for my $login (@$dirs) {	1581	for my $login (@$dirs) {
		1582	my $path = path $login;
		1583
		1584	# a .pst is a dead give-away for a valid player
		1585	# if no pst file found, open and chekc for blocked users
		1586	if (aio_stat "$path.pst") {
1341	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1342	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1343	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1590	}
1344		1591
1345	utf8::decode $login;	1592	utf8::decode $login;
1346	push @logins, $login;	1593	push @logins, $login;
1347	}	1594	}
1348		1595
…		…
1375	}	1622	}
1376		1623
1377	\@paths	1624	\@paths
1378	}	1625	}
1379		1626
1380	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1381		1628
1382	Expand crossfire pod fragments into protocol xml.	1629	Expand deliantra pod fragments into protocol xml.
1383		1630
1384	=cut
1385
1386	sub expand_cfpod {
1387	((my $self), (local $_)) = @_;
1388
1389	# escape & and <
1390	s/&/&amp;/g;
1391	s/(?<![BIUGH])</&lt;/g;
1392
1393	# this is buggy, it needs to properly take care of nested <'s
1394
1395	1 while
1396	# replace B<>, I<>, U<> etc.
1397	s/B<([^\>]*)>/<b>$1<\/b>/
1398	|| s/I<([^\>]*)>/<i>$1<\/i>/
1399	|| s/U<([^\>]*)>/<u>$1<\/u>/
1400	# replace G<male|female> tags
1401	|| s{G<([^>|]*)\|([^>]*)>}{
1402	$self->gender ? $2 : $1
1403	}ge
1404	# replace H<hint text>
1405	|| s{H<([^\>]*)>}
1406	{
1407	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1408	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1409	"")
1410	[$self->{hintmode}]
1411	}ge;
1412
1413	# create single paragraphs (very hackish)
1414	s/(?<=\S)\n(?=\w)/ /g;
1415
1416	# compress some whitespace
1417	1 while s/\s*\n\s*\n\s*/\n/;
1418
1419	$_
1420	}
1421
1422	sub hintmode {
1423	warn "hm<$_[0] $_[1]>\n";#d#
1424	$_[0]{hintmode} = $_[1] if @_ > 1;
1425	$_[0]{hintmode}
1426	}
1427
1428	=item $player->ext_reply ($msgid, %msg)	1631	=item $player->ext_reply ($msgid, @msg)
1429		1632
1430	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1431		1634
1432	=cut	1635	=cut
1433		1636
1434	sub ext_reply($$%) {	1637	sub ext_reply($$@) {
1435	my ($self, $id, %msg) = @_;	1638	my ($self, $id, @msg) = @_;
1436		1639
1437	$msg{msgid} = $id;	1640	$self->ns->ext_reply ($id, @msg)
1438	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1439	}	1641	}
1440		1642
1441	=item $player->ext_event ($type, %msg)	1643	=item $player->ext_msg ($type, @msg)
1442		1644
1443	Sends an ext event to the client.	1645	Sends an ext event to the client.
1444		1646
1445	=cut	1647	=cut
1446		1648
1447	sub ext_event($$%) {	1649	sub ext_msg($$@) {
1448	my ($self, $type, %msg) = @_;	1650	my ($self, $type, @msg) = @_;
1449		1651
1450	$self->ns->ext_event ($type, %msg);	1652	$self->ns->ext_msg ($type, @msg);
1451	}	1653	}
1452		1654
1453	=head3 cf::region	1655	=head3 cf::region
1454		1656
1455	=over 4	1657	=over 4
…		…
1468	my ($path) = @_;	1670	my ($path) = @_;
1469		1671
1470	my ($match, $specificity);	1672	my ($match, $specificity);
1471		1673
1472	for my $region (list) {	1674	for my $region (list) {
1473	if ($region->match && $path =~ $region->match) {	1675	if ($region->{match} && $path =~ $region->{match}) {
1474	($match, $specificity) = ($region, $region->specificity)	1676	($match, $specificity) = ($region, $region->specificity)
1475	if $region->specificity > $specificity;	1677	if $region->specificity > $specificity;
1476	}	1678	}
1477	}	1679	}
1478		1680
…		…
1499	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1500	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1501		1703
1502	sub generate_random_map {	1704	sub generate_random_map {
1503	my ($self, $rmp) = @_;	1705	my ($self, $rmp) = @_;
		1706
		1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1708
1504	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1505	$self->_create_random_map (	1710	$self->_create_random_map (
1506	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1507	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1508	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1598	$self->init; # pass $1 etc.	1803	$self->init; # pass $1 etc.
1599	return $self;	1804	return $self;
1600	}	1805	}
1601	}	1806	}
1602		1807
1603	Carp::carp "unable to resolve path '$path' (base '$base').";	1808	Carp::cluck "unable to resolve path '$path' (base '$base').";
1604	()	1809	()
1605	}	1810	}
1606		1811
1607	sub init {	1812	sub init {
1608	my ($self) = @_;	1813	my ($self) = @_;
…		…
1630		1835
1631	# the temporary/swap location	1836	# the temporary/swap location
1632	sub save_path {	1837	sub save_path {
1633	my ($self) = @_;	1838	my ($self) = @_;
1634		1839
1635	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1636	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1637	}	1842	}
1638		1843
1639	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1640	sub uniq_path {	1845	sub uniq_path {
1641	my ($self) = @_;	1846	my ($self) = @_;
1642		1847
1643	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1644	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1645	}	1850	}
1646		1851
1647	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1648	# all maps in C++...	1853	# all maps in C++...
…		…
1671		1876
1672	sub load_header_from($) {	1877	sub load_header_from($) {
1673	my ($self, $path) = @_;	1878	my ($self, $path) = @_;
1674		1879
1675	utf8::encode $path;	1880	utf8::encode $path;
1676	#aio_open $path, O_RDONLY, 0	1881	my $f = new_from_file cf::object::thawer $path
1677	# or return;
1678
1679	$self->_load_header ($path)
1680	or return;	1882	or return;
		1883
		1884	$self->_load_header ($f)
		1885	or return;
		1886
		1887	local $MAP_LOADING{$self->{path}} = $self;
		1888	$f->resolve_delayed_derefs;
1681		1889
1682	$self->{load_path} = $path;	1890	$self->{load_path} = $path;
1683		1891
1684	1	1892	1
1685	}	1893	}
…		…
1739	sub find {	1947	sub find {
1740	my ($path, $origin) = @_;	1948	my ($path, $origin) = @_;
1741		1949
1742	$path = normalise $path, $origin && $origin->path;	1950	$path = normalise $path, $origin && $origin->path;
1743		1951
		1952	cf::lock_wait "map_data:$path";#d#remove
1744	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1745		1954
1746	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
		1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1747	my $guard = cf::lock_acquire "map_find:$path";	1957	my $guard2 = cf::lock_acquire "map_find:$path";
		1958
1748	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1749	or return;	1960	or return;
1750		1961
1751	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
1752		1963
…		…
1754	or return;	1965	or return;
1755		1966
1756	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1757	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1758	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
		1971	undef $guard1;
1759	$map->reset;	1972	$map->reset;
1760	undef $guard;
1761	return find $path;	1973	return find $path;
1762	}	1974	}
1763		1975
1764	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
1765	}	1977	}
…		…
1774	local $self->{deny_reset} = 1; # loading can take a long time	1986	local $self->{deny_reset} = 1; # loading can take a long time
1775		1987
1776	my $path = $self->{path};	1988	my $path = $self->{path};
1777		1989
1778	{	1990	{
1779	my $guard = cf::lock_acquire "map_load:$path";	1991	my $guard = cf::lock_acquire "map_data:$path";
1780		1992
		1993	return unless $self->valid;
1781	return if $self->in_memory != cf::MAP_SWAPPED;	1994	return unless $self->in_memory == cf::MAP_SWAPPED;
1782		1995
1783	$self->in_memory (cf::MAP_LOADING);	1996	$self->in_memory (cf::MAP_LOADING);
1784		1997
1785	$self->alloc;	1998	$self->alloc;
1786		1999
1787	$self->pre_load;	2000	$self->pre_load;
1788	Coro::cede;	2001	cf::cede_to_tick;
1789		2002
		2003	my $f = new_from_file cf::object::thawer $self->{load_path};
		2004	$f->skip_block;
1790	$self->_load_objects ($self->{load_path}, 1)	2005	$self->_load_objects ($f)
1791	or return;	2006	or return;
1792		2007
1793	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1794	if delete $self->{load_original};	2009	if delete $self->{load_original};
1795		2010
1796	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1797	utf8::encode $uniq;	2012	utf8::encode $uniq;
1798	if (aio_open $uniq, O_RDONLY, 0) {	2013	unless (aio_stat $uniq) {
		2014	if (my $f = new_from_file cf::object::thawer $uniq) {
1799	$self->clear_unique_items;	2015	$self->clear_unique_items;
1800	$self->_load_objects ($uniq, 0);	2016	$self->_load_objects ($f);
		2017	$f->resolve_delayed_derefs;
		2018	}
1801	}	2019	}
1802	}	2020	}
1803		2021
1804	Coro::cede;	2022	$f->resolve_delayed_derefs;
		2023
		2024	cf::cede_to_tick;
1805	# now do the right thing for maps	2025	# now do the right thing for maps
1806	$self->link_multipart_objects;	2026	$self->link_multipart_objects;
1807	$self->difficulty ($self->estimate_difficulty)	2027	$self->difficulty ($self->estimate_difficulty)
1808	unless $self->difficulty;	2028	unless $self->difficulty;
1809	Coro::cede;	2029	cf::cede_to_tick;
1810		2030
1811	unless ($self->{deny_activate}) {	2031	unless ($self->{deny_activate}) {
1812	$self->decay_objects;	2032	$self->decay_objects;
1813	$self->fix_auto_apply;	2033	$self->fix_auto_apply;
1814	$self->update_buttons;	2034	$self->update_buttons;
1815	Coro::cede;	2035	cf::cede_to_tick;
1816	$self->set_darkness_map;	2036	$self->set_darkness_map;
1817	Coro::cede;	2037	cf::cede_to_tick;
1818	$self->activate;	2038	$self->activate;
1819	}	2039	}
1820		2040
		2041	$self->{last_save} = $cf::RUNTIME;
		2042	$self->last_access ($cf::RUNTIME);
		2043
1821	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1822	}	2045	}
1823		2046
1824	$self->post_load;	2047	$self->post_load;
1825	}	2048	}
1826		2049
…		…
1835		2058
1836	$self	2059	$self
1837	}	2060	}
1838		2061
1839	# find and load all maps in the 3x3 area around a map	2062	# find and load all maps in the 3x3 area around a map
1840	sub load_diag {	2063	sub load_neighbours {
1841	my ($map) = @_;	2064	my ($map) = @_;
1842		2065
1843	my @diag; # diagonal neighbours	2066	my @neigh; # diagonal neighbours
1844		2067
1845	for (0 .. 3) {	2068	for (0 .. 3) {
1846	my $neigh = $map->tile_path ($_)	2069	my $neigh = $map->tile_path ($_)
1847	or next;	2070	or next;
1848	$neigh = find $neigh, $map	2071	$neigh = find $neigh, $map
1849	or next;	2072	or next;
1850	$neigh->load;	2073	$neigh->load;
1851		2074
		2075	push @neigh,
1852	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1853	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1854	}	2078	}
1855		2079
1856	for (@diag) {	2080	for (grep defined $_->[0], @neigh) {
		2081	my ($path, $origin) = @$_;
1857	my $neigh = find @$_	2082	my $neigh = find $path, $origin
1858	or next;	2083	or next;
1859	$neigh->load;	2084	$neigh->load;
1860	}	2085	}
1861	}	2086	}
1862		2087
…		…
1867	}	2092	}
1868		2093
1869	sub do_load_sync {	2094	sub do_load_sync {
1870	my ($map) = @_;	2095	my ($map) = @_;
1871		2096
		2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2098	if $Coro::current == $Coro::main;
		2099
1872	cf::sync_job { $map->load };	2100	cf::sync_job { $map->load };
1873	}	2101	}
1874		2102
1875	our %MAP_PREFETCH;	2103	our %MAP_PREFETCH;
1876	our $MAP_PREFETCHER = undef;	2104	our $MAP_PREFETCHER = undef;
1877		2105
1878	sub find_async {	2106	sub find_async {
1879	my ($path, $origin) = @_;	2107	my ($path, $origin, $load) = @_;
1880		2108
1881	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
1882		2110
1883	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
1884	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1885	}	2113	}
1886		2114
1887	undef $MAP_PREFETCH{$path};	2115	$MAP_PREFETCH{$path} |= $load;
		2116
1888	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
1889	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
1890	for my $path (keys %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
1891	my $map = find $path	2122	if (my $map = find $k) {
1892	or next;
1893	$map->load;	2123	$map->load if $v;
		2124	}
1894		2125
1895	delete $MAP_PREFETCH{$path};	2126	delete $MAP_PREFETCH{$k};
1896	}	2127	}
1897	}	2128	}
1898	undef $MAP_PREFETCHER;	2129	undef $MAP_PREFETCHER;
1899	};	2130	};
1900	$MAP_PREFETCHER->prio (6);	2131	$MAP_PREFETCHER->prio (6);
…		…
1903	}	2134	}
1904		2135
1905	sub save {	2136	sub save {
1906	my ($self) = @_;	2137	my ($self) = @_;
1907		2138
1908	my $lock = cf::lock_acquire "map_data:" . $self->path;	2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
1909		2140
1910	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1911		2142
1912	return unless $self->dirty;	2143	return unless $self->dirty;
1913		2144
…		…
1919	return if $self->{deny_save};	2150	return if $self->{deny_save};
1920		2151
1921	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
1922		2153
1923	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
1924	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
1925	};	2157	};
		2158
		2159	cf::get_slot 0.02;
1926		2160
1927	if ($uniq) {	2161	if ($uniq) {
1928	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1929	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1930	} else {	2164	} else {
…		…
1936	my ($self) = @_;	2170	my ($self) = @_;
1937		2171
1938	# save first because save cedes	2172	# save first because save cedes
1939	$self->save;	2173	$self->save;
1940		2174
1941	my $lock = cf::lock_acquire "map_data:" . $self->path;	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
1942		2176
1943	return if $self->players;	2177	return if $self->players;
1944	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
1945	return if $self->{deny_save};	2179	return if $self->{deny_save};
1946		2180
		2181	$self->in_memory (cf::MAP_SWAPPED);
		2182
		2183	$self->deactivate;
		2184	$_->clear_links_to ($self) for values %cf::MAP;
1947	$self->clear;	2185	$self->clear;
1948	$self->in_memory (cf::MAP_SWAPPED);
1949	}	2186	}
1950		2187
1951	sub reset_at {	2188	sub reset_at {
1952	my ($self) = @_;	2189	my ($self) = @_;
1953		2190
…		…
1985	if $uniq;	2222	if $uniq;
1986	}	2223	}
1987		2224
1988	delete $cf::MAP{$self->path};	2225	delete $cf::MAP{$self->path};
1989		2226
		2227	$self->deactivate;
		2228	$_->clear_links_to ($self) for values %cf::MAP;
1990	$self->clear;	2229	$self->clear;
1991
1992	$_->clear_links_to ($self) for values %cf::MAP;
1993		2230
1994	$self->unlink_save;	2231	$self->unlink_save;
1995	$self->destroy;	2232	$self->destroy;
1996	}	2233	}
1997		2234
1998	my $nuke_counter = "aaaa";	2235	my $nuke_counter = "aaaa";
1999		2236
2000	sub nuke {	2237	sub nuke {
2001	my ($self) = @_;	2238	my ($self) = @_;
2002		2239
		2240	{
		2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2242
2003	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
2004		2244
2005	$self->unlink_save;	2245	$self->unlink_save;
2006		2246
2007	bless $self, "cf::map";	2247	bless $self, "cf::map";
2008	delete $self->{deny_reset};	2248	delete $self->{deny_reset};
2009	$self->{deny_save} = 1;	2249	$self->{deny_save} = 1;
2010	$self->reset_timeout (1);	2250	$self->reset_timeout (1);
2011	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2012		2252
2013	$cf::MAP{$self->path} = $self;	2253	$cf::MAP{$self->path} = $self;
		2254	}
2014		2255
2015	$self->reset; # polite request, might not happen	2256	$self->reset; # polite request, might not happen
2016	}	2257	}
2017		2258
2018	=item $maps = cf::map::tmp_maps	2259	=item $maps = cf::map::tmp_maps
…		…
2060		2301
2061	sub unique_maps() {	2302	sub unique_maps() {
2062	[	2303	[
2063	map {	2304	map {
2064	utf8::decode $_;	2305	utf8::decode $_;
2065	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2066	? normalise $_	2309	: normalise $_
2067	: ()
2068	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2069	]	2311	]
2070	}	2312	}
2071		2313
2072	package cf;
2073
2074	=back	2314	=back
2075		2315
2076	=head3 cf::object	2316	=head3 cf::object
2077		2317
2078	=cut	2318	=cut
…		…
2081		2321
2082	=over 4	2322	=over 4
2083		2323
2084	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2085		2325
2086	Returns the inventory of the object _and_ their inventories, recursively.	2326	Returns the inventory of the object I<and> their inventories, recursively,
		2327	but I<not> the object itself.
2087		2328
2088	=cut	2329	=cut
2089		2330
2090	sub inv_recursive_;	2331	sub inv_recursive_;
2091	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2094		2335
2095	sub inv_recursive {	2336	sub inv_recursive {
2096	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2097	}	2338	}
2098		2339
		2340	=item $ref = $ob->ref
		2341
		2342	Creates and returns a persistent reference to an object that can be stored as a string.
		2343
		2344	=item $ob = cf::object::deref ($refstring)
		2345
		2346	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2347	even if the object actually exists. May block.
		2348
		2349	=cut
		2350
		2351	sub deref {
		2352	my ($ref) = @_;
		2353
		2354	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2355	my ($uuid, $name) = ($1, $2);
		2356	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2357	or return;
		2358	$pl->ob->uuid eq $uuid
		2359	or return;
		2360
		2361	$pl->ob
		2362	} else {
		2363	warn "$ref: cannot resolve object reference\n";
		2364	undef
		2365	}
		2366	}
		2367
2099	package cf;	2368	package cf;
2100		2369
2101	=back	2370	=back
2102		2371
2103	=head3 cf::object::player	2372	=head3 cf::object::player
…		…
2109	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2378	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2110	can be C<undef>. Does the right thing when the player is currently in a	2379	can be C<undef>. Does the right thing when the player is currently in a
2111	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2112		2381
2113	=cut	2382	=cut
		2383
		2384	our $SAY_CHANNEL = {
		2385	id => "say",
		2386	title => "Map",
		2387	reply => "say ",
		2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2389	};
		2390
		2391	our $CHAT_CHANNEL = {
		2392	id => "chat",
		2393	title => "Chat",
		2394	reply => "chat ",
		2395	tooltip => "Player chat and shouts, global to the server.",
		2396	};
2114		2397
2115	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2116	# with dialog boxes.	2399	# with dialog boxes.
2117	#TODO: the first argument must go, split into a $npc->reply_to ( method	2400	#TODO: the first argument must go, split into a $npc->reply_to ( method
2118	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
…		…
2125		2408
2126	} else {	2409	} else {
2127	my $pl = $self->contr;	2410	my $pl = $self->contr;
2128		2411
2129	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2412	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2130	my $diag = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2131	$diag->{pl}->ext_reply (	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2132	$diag->{id},
2133	msgtype => "reply",
2134	msg => $diag->{pl}->expand_cfpod ($msg),
2135	add_topics => []
2136	);
2137		2415
2138	} else {	2416	} else {
2139	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2140	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2141	}	2419	}
2142	}	2420	}
		2421	}
		2422
		2423	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2424
		2425	=cut
		2426
		2427	sub cf::object::send_msg {
		2428	my $pl = shift->contr
		2429	or return;
		2430	$pl->send_msg (@_);
2143	}	2431	}
2144		2432
2145	=item $player_object->may ("access")	2433	=item $player_object->may ("access")
2146		2434
2147	Returns wether the given player is authorized to access resource "access"	2435	Returns wether the given player is authorized to access resource "access"
…		…
2160		2448
2161	=item $player_object->enter_link	2449	=item $player_object->enter_link
2162		2450
2163	Freezes the player and moves him/her to a special map (C<{link}>).	2451	Freezes the player and moves him/her to a special map (C<{link}>).
2164		2452
2165	The player should be reasonably safe there for short amounts of time. You	2453	The player should be reasonably safe there for short amounts of time (e.g.
2166	I<MUST> call C<leave_link> as soon as possible, though.	2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2455	though, as the palyer cannot control the character while it is on the link
		2456	map.
2167		2457
2168	Will never block.	2458	Will never block.
2169		2459
2170	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2171		2461
…		…
2226	# use -1 or undef as default coordinates, not 0, 0	2516	# use -1 or undef as default coordinates, not 0, 0
2227	($x, $y) = ($map->enter_x, $map->enter_y)	2517	($x, $y) = ($map->enter_x, $map->enter_y)
2228	if $x <=0 && $y <= 0;	2518	if $x <=0 && $y <= 0;
2229		2519
2230	$map->load;	2520	$map->load;
2231	$map->load_diag;	2521	$map->load_neighbours;
2232		2522
2233	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2234	$self->activate_recursive;	2525	$self->activate_recursive;
2235		2526
2236	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2237	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2238	}	2529	}
2239		2530
2240	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2241		2532
2242	Moves the player to the given map-path and coordinates by first freezing	2533	Moves the player to the given map-path and coordinates by first freezing
2243	her, loading and preparing them map, calling the provided $check callback	2534	her, loading and preparing them map, calling the provided $check callback
2244	that has to return the map if sucecssful, and then unfreezes the player on	2535	that has to return the map if sucecssful, and then unfreezes the player on
2245	the new (success) or old (failed) map position.	2536	the new (success) or old (failed) map position. In either case, $done will
		2537	be called at the end of this process.
		2538
		2539	Note that $check will be called with a potentially non-loaded map, so if
		2540	it needs a loaded map it has to call C<< ->load >>.
2246		2541
2247	=cut	2542	=cut
2248		2543
2249	our $GOTOGEN;	2544	our $GOTOGEN;
2250		2545
2251	sub cf::object::player::goto {	2546	sub cf::object::player::goto {
2252	my ($self, $path, $x, $y, $check) = @_;	2547	my ($self, $path, $x, $y, $check, $done) = @_;
2253		2548
2254	# do generation counting so two concurrent goto's will be executed in-order	2549	# do generation counting so two concurrent goto's will be executed in-order
2255	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2256		2551
2257	$self->enter_link;	2552	$self->enter_link;
2258		2553
2259	(async {	2554	(async {
		2555	$Coro::current->{desc} = "player::goto $path $x $y";
		2556
		2557	# *tag paths override both path and x|y
		2558	if ($path =~ /^\*(.*)$/) {
		2559	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2560	my $ob = $obs[rand @obs];
		2561
		2562	# see if we actually can go there
		2563	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2564	$ob = $obs[rand @obs];
		2565	} else {
		2566	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2567	}
		2568	# else put us there anyways for now #d#
		2569
		2570	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2571	} else {
		2572	($path, $x, $y) = (undef, undef, undef);
		2573	}
		2574	}
		2575
2260	my $map = eval {	2576	my $map = eval {
2261	my $map = cf::map::find $path;	2577	my $map = defined $path ? cf::map::find $path : undef;
2262		2578
2263	if ($map) {	2579	if ($map) {
2264	$map = $map->customise_for ($self);	2580	$map = $map->customise_for ($self);
2265	$map = $check->($map) if $check && $map;	2581	$map = $check->($map) if $check && $map;
2266	} else {	2582	} else {
2267	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2268	}	2584	}
2269		2585
2270	$map	2586	$map
2271	};	2587	};
2272		2588
…		…
2277		2593
2278	if ($gen == $self->{_goto_generation}) {	2594	if ($gen == $self->{_goto_generation}) {
2279	delete $self->{_goto_generation};	2595	delete $self->{_goto_generation};
2280	$self->leave_link ($map, $x, $y);	2596	$self->leave_link ($map, $x, $y);
2281	}	2597	}
		2598
		2599	$done->() if $done;
2282	})->prio (1);	2600	})->prio (1);
2283	}	2601	}
2284		2602
2285	=item $player_object->enter_exit ($exit_object)	2603	=item $player_object->enter_exit ($exit_object)
2286		2604
…		…
2306	}	2624	}
2307		2625
2308	sub prepare_random_map {	2626	sub prepare_random_map {
2309	my ($exit) = @_;	2627	my ($exit) = @_;
2310		2628
2311	my $guard = cf::lock_acquire "exit_prepare:$exit";
2312
2313	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2314	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2315	# that depends on the exit object	2631	# that depends on the exit object
2316		2632
2317	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2319	if ($exit->map) {	2635	if ($exit->map) {
2320	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2321	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2322	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2323	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2324	}	2642	}
2325		2643
2326	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2327		2645
2328	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2329	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2330	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2331		2649
2332	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2333	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2334	undef $fh;	2652	undef $fh;
2335	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2336		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2337	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2338	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2339	}	2661	}
2340	}	2662	}
2341		2663
2342	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2343	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2344		2666
2345	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2346		2668
2347	if ($exit->slaying eq "/!") {
2348	#TODO: this should de-fi-ni-te-ly not be a sync-job
2349	# the problem is that $exit might not survive long enough
2350	# so it needs to be done right now, right here
2351	cf::sync_job { prepare_random_map $exit };
2352	}
2353
2354	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2355	my $hp = $exit->stats->hp;
2356	my $sp = $exit->stats->sp;
2357
2358	$self->enter_link;	2669	$self->enter_link;
2359		2670
2360	(async {	2671	(async {
2361	$self->deactivate_recursive; # just to be sure	2672	$Coro::current->{desc} = "enter_exit";
		2673
2362	unless (eval {	2674	unless (eval {
		2675	$self->deactivate_recursive; # just to be sure
		2676
		2677	# random map handling
		2678	{
		2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2680
		2681	prepare_random_map $exit
		2682	if $exit->slaying eq "/!";
		2683	}
		2684
		2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2686	my $x = $exit->stats->hp;
		2687	my $y = $exit->stats->sp;
		2688
2363	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2364		2690
		2691	# if exit is damned, update players death & WoR home-position
		2692	$self->contr->savebed ($map, $x, $y)
		2693	if $exit->flag (cf::FLAG_DAMNED);
		2694
2365	1;	2695	1
2366	}) {	2696	}) {
2367	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the deliantra server. "
2368	. "I'll try to bring you back to the map you were before. "	2698	. "I'll try to bring you back to the map you were before. "
2369	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2370	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
2371		2701
2372	warn "ERROR in enter_exit: $@";	2702	warn "ERROR in enter_exit: $@";
…		…
2391		2721
2392	utf8::encode $text;	2722	utf8::encode $text;
2393	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);	2723	$self->send_packet (sprintf "drawinfo %d %s", $flags || cf::NDI_BLACK, $text);
2394	}	2724	}
2395		2725
2396	=item $client->send_msg ($color, $type, $msg, [extra...])	2726	=item $client->send_msg ($channel, $msg, $color, [extra...])
2397		2727
2398	Send a drawinfo or msg packet to the client, formatting the msg for the	2728	Send a drawinfo or msg packet to the client, formatting the msg for the
2399	client if neccessary. C<$type> should be a string identifying the type of	2729	client if neccessary. C<$type> should be a string identifying the type of
2400	the message, with C<log> being the default. If C<$color> is negative, suppress	2730	the message, with C<log> being the default. If C<$color> is negative, suppress
2401	the message unless the client supports the msg packet.	2731	the message unless the client supports the msg packet.
2402		2732
2403	=cut	2733	=cut
2404		2734
		2735	# non-persistent channels (usually the info channel)
		2736	our %CHANNEL = (
		2737	"c/identify" => {
		2738	id => "infobox",
		2739	title => "Identify",
		2740	reply => undef,
		2741	tooltip => "Items recently identified",
		2742	},
		2743	"c/examine" => {
		2744	id => "infobox",
		2745	title => "Examine",
		2746	reply => undef,
		2747	tooltip => "Signs and other items you examined",
		2748	},
		2749	"c/book" => {
		2750	id => "infobox",
		2751	title => "Book",
		2752	reply => undef,
		2753	tooltip => "The contents of a note or book",
		2754	},
		2755	"c/lookat" => {
		2756	id => "infobox",
		2757	title => "Look",
		2758	reply => undef,
		2759	tooltip => "What you saw there",
		2760	},
		2761	"c/who" => {
		2762	id => "infobox",
		2763	title => "Players",
		2764	reply => undef,
		2765	tooltip => "Shows players who are currently online",
		2766	},
		2767	"c/body" => {
		2768	id => "infobox",
		2769	title => "Body Parts",
		2770	reply => undef,
		2771	tooltip => "Shows which body parts you posess and are available",
		2772	},
		2773	"c/uptime" => {
		2774	id => "infobox",
		2775	title => "Uptime",
		2776	reply => undef,
		2777	tooltip => "How long the server has been running since last restart",
		2778	},
		2779	"c/mapinfo" => {
		2780	id => "infobox",
		2781	title => "Map Info",
		2782	reply => undef,
		2783	tooltip => "Information related to the maps",
		2784	},
		2785	"c/party" => {
		2786	id => "party",
		2787	title => "Party",
		2788	reply => "gsay ",
		2789	tooltip => "Messages and chat related to your party",
		2790	},
		2791	);
		2792
2405	sub cf::client::send_msg {	2793	sub cf::client::send_msg {
2406	my ($self, $color, $type, $msg, @extra) = @_;	2794	my ($self, $channel, $msg, $color, @extra) = @_;
2407		2795
2408	$msg = $self->pl->expand_cfpod ($msg);	2796	$msg = $self->pl->expand_cfpod ($msg)
		2797	unless $color & cf::NDI_VERBATIM;
		2798
		2799	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2800
		2801	# check predefined channels, for the benefit of C
		2802	if ($CHANNEL{$channel}) {
		2803	$channel = $CHANNEL{$channel};
		2804
		2805	$self->ext_msg (channel_info => $channel)
		2806	if $self->can_msg;
		2807
		2808	$channel = $channel->{id};
		2809
		2810	} elsif (ref $channel) {
		2811	# send meta info to client, if not yet sent
		2812	unless (exists $self->{channel}{$channel->{id}}) {
		2813	$self->{channel}{$channel->{id}} = $channel;
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816	}
		2817
		2818	$channel = $channel->{id};
		2819	}
		2820
		2821	return unless @extra || length $msg;
2409		2822
2410	if ($self->can_msg) {	2823	if ($self->can_msg) {
2411	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $type, $msg, @extra]));	2824	# default colour, mask it out
		2825	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2826	if $color & cf::NDI_DEF;
		2827
		2828	my $pkt = "msg "
		2829	. $self->{json_coder}->encode (
		2830	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2831	);
		2832
		2833	# try lzf for large packets
		2834	$pkt = "lzf " . Compress::LZF::compress $pkt
		2835	if 1024 <= length $pkt and $self->{can_lzf};
		2836
		2837	# split very large packets
		2838	if (8192 < length $pkt and $self->{can_lzf}) {
		2839	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2840	$pkt = "frag";
		2841	}
		2842
		2843	$self->send_packet ($pkt);
2412	} else {	2844	} else {
2413	# replace some tags by gcfclient-compatible ones
2414	for ($msg) {
2415	1 while
2416	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2417	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2418	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2419	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2420	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2421	}
2422
2423	if ($color >= 0) {	2845	if ($color >= 0) {
		2846	# replace some tags by gcfclient-compatible ones
		2847	for ($msg) {
		2848	1 while
		2849	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2850	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2851	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2852	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2853	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2854	}
		2855
		2856	$color &= cf::NDI_COLOR_MASK;
		2857
		2858	utf8::encode $msg;
		2859
2424	if (0 && $msg =~ /\[/) {	2860	if (0 && $msg =~ /\[/) {
		2861	# COMMAND/INFO
2425	$self->send_packet ("drawextinfo $color 4 0 $msg")	2862	$self->send_packet ("drawextinfo $color 10 8 $msg")
2426	} else {	2863	} else {
2427	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2864	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2428	$self->send_packet ("drawinfo $color $msg")	2865	$self->send_packet ("drawinfo $color $msg")
2429	}	2866	}
2430	}	2867	}
2431	}	2868	}
2432	}	2869	}
2433		2870
2434	=item $client->ext_event ($type, %msg)	2871	=item $client->ext_msg ($type, @msg)
2435		2872
2436	Sends an ext event to the client.	2873	Sends an ext event to the client.
2437		2874
2438	=cut	2875	=cut
2439		2876
2440	sub cf::client::ext_event($$%) {	2877	sub cf::client::ext_msg($$@) {
2441	my ($self, $type, %msg) = @_;	2878	my ($self, $type, @msg) = @_;
2442		2879
		2880	if ($self->extcmd == 2) {
		2881	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2882	} elsif ($self->extcmd == 1) { # TODO: remove
2443	$msg{msgtype} = "event_$type";	2883	push @msg, msgtype => "event_$type";
2444	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2884	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2885	}
		2886	}
		2887
		2888	=item $client->ext_reply ($msgid, @msg)
		2889
		2890	Sends an ext reply to the client.
		2891
		2892	=cut
		2893
		2894	sub cf::client::ext_reply($$@) {
		2895	my ($self, $id, @msg) = @_;
		2896
		2897	if ($self->extcmd == 2) {
		2898	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2899	} elsif ($self->extcmd == 1) {
		2900	#TODO: version 1, remove
		2901	unshift @msg, msgtype => "reply", msgid => $id;
		2902	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2903	}
2445	}	2904	}
2446		2905
2447	=item $success = $client->query ($flags, "text", \&cb)	2906	=item $success = $client->query ($flags, "text", \&cb)
2448		2907
2449	Queues a query to the client, calling the given callback with	2908	Queues a query to the client, calling the given callback with
…		…
2504	my ($ns, $buf) = @_;	2963	my ($ns, $buf) = @_;
2505		2964
2506	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2965	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2507		2966
2508	if (ref $msg) {	2967	if (ref $msg) {
		2968	my ($type, $reply, @payload) =
		2969	"ARRAY" eq ref $msg
		2970	? @$msg
		2971	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2972
		2973	my @reply;
		2974
2509	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2975	if (my $cb = $EXTICMD{$type}) {
2510	if (my %reply = $cb->($ns, $msg)) {	2976	@reply = $cb->($ns, @payload);
2511	$reply{msgid} = $msg->{msgid};
2512	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2513	}
2514	}	2977	}
		2978
		2979	$ns->ext_reply ($reply, @reply)
		2980	if $reply;
		2981
2515	} else {	2982	} else {
2516	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2983	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2517	}	2984	}
2518		2985
2519	cf::override;	2986	cf::override;
…		…
2566	our $safe = new Safe "safe";	3033	our $safe = new Safe "safe";
2567	our $safe_hole = new Safe::Hole;	3034	our $safe_hole = new Safe::Hole;
2568		3035
2569	$SIG{FPE} = 'IGNORE';	3036	$SIG{FPE} = 'IGNORE';
2570		3037
2571	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3038	$safe->permit_only (Opcode::opset qw(
		3039	:base_core :base_mem :base_orig :base_math
		3040	grepstart grepwhile mapstart mapwhile
		3041	sort time
		3042	));
2572		3043
2573	# here we export the classes and methods available to script code	3044	# here we export the classes and methods available to script code
2574		3045
2575	=pod	3046	=pod
2576		3047
2577	The following functions and methods are available within a safe environment:	3048	The following functions and methods are available within a safe environment:
2578		3049
2579	cf::object contr pay_amount pay_player map	3050	cf::object
		3051	contr pay_amount pay_player map x y force_find force_add destroy
		3052	insert remove name archname title slaying race decrease split
		3053
2580	cf::object::player player	3054	cf::object::player
2581	cf::player peaceful	3055	player
2582	cf::map trigger	3056
		3057	cf::player
		3058	peaceful
		3059
		3060	cf::map
		3061	trigger
2583		3062
2584	=cut	3063	=cut
2585		3064
2586	for (	3065	for (
2587	["cf::object" => qw(contr pay_amount pay_player map)],	3066	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3067	insert remove inv nrof name archname title slaying race
		3068	decrease split destroy change_exp)],
2588	["cf::object::player" => qw(player)],	3069	["cf::object::player" => qw(player)],
2589	["cf::player" => qw(peaceful)],	3070	["cf::player" => qw(peaceful)],
2590	["cf::map" => qw(trigger)],	3071	["cf::map" => qw(trigger)],
2591	) {	3072	) {
2592	no strict 'refs';	3073	no strict 'refs';
…		…
2668	# the server's init and main functions	3149	# the server's init and main functions
2669		3150
2670	sub load_facedata($) {	3151	sub load_facedata($) {
2671	my ($path) = @_;	3152	my ($path) = @_;
2672		3153
		3154	# HACK to clear player env face cache, we need some signal framework
		3155	# for this (global event?)
		3156	%ext::player_env::MUSIC_FACE_CACHE = ();
		3157
		3158	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3159
2673	warn "loading facedata from $path\n";	3160	warn "loading facedata from $path\n";
2674		3161
2675	my $facedata;	3162	my $facedata;
2676	0 < aio_load $path, $facedata	3163	0 < aio_load $path, $facedata
2677	or die "$path: $!";	3164	or die "$path: $!";
…		…
2679	$facedata = Coro::Storable::thaw $facedata;	3166	$facedata = Coro::Storable::thaw $facedata;
2680		3167
2681	$facedata->{version} == 2	3168	$facedata->{version} == 2
2682	or cf::cleanup "$path: version mismatch, cannot proceed.";	3169	or cf::cleanup "$path: version mismatch, cannot proceed.";
2683		3170
		3171	# patch in the exptable
		3172	$facedata->{resource}{"res/exp_table"} = {
		3173	type => FT_RSRC,
		3174	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3175	};
		3176	cf::cede_to_tick;
		3177
2684	{	3178	{
2685	my $faces = $facedata->{faceinfo};	3179	my $faces = $facedata->{faceinfo};
2686		3180
2687	while (my ($face, $info) = each %$faces) {	3181	while (my ($face, $info) = each %$faces) {
2688	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3182	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3183
2689	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3184	cf::face::set_visibility $idx, $info->{visibility};
		3185	cf::face::set_magicmap $idx, $info->{magicmap};
2690	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3186	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2691	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3187	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2692	Coro::cede;	3188
		3189	cf::cede_to_tick;
2693	}	3190	}
2694		3191
2695	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
2696	next unless $info->{smooth};	3193	next unless $info->{smooth};
		3194
2697	my $idx = cf::face::find $face	3195	my $idx = cf::face::find $face
2698	or next;	3196	or next;
		3197
2699	if (my $smooth = cf::face::find $info->{smooth}) {	3198	if (my $smooth = cf::face::find $info->{smooth}) {
		3199	cf::face::set_smooth $idx, $smooth;
2700	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3200	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2701	} else {	3201	} else {
2702	warn "smooth face '$info->{smooth}' not found for face '$face'";	3202	warn "smooth face '$info->{smooth}' not found for face '$face'";
2703	}	3203	}
2704	Coro::cede;	3204
		3205	cf::cede_to_tick;
2705	}	3206	}
2706	}	3207	}
2707		3208
2708	{	3209	{
2709	my $anims = $facedata->{animinfo};	3210	my $anims = $facedata->{animinfo};
2710		3211
2711	while (my ($anim, $info) = each %$anims) {	3212	while (my ($anim, $info) = each %$anims) {
2712	cf::anim::set $anim, $info->{frames}, $info->{facings};	3213	cf::anim::set $anim, $info->{frames}, $info->{facings};
2713	Coro::cede;	3214	cf::cede_to_tick;
2714	}	3215	}
2715		3216
2716	cf::anim::invalidate_all; # d'oh	3217	cf::anim::invalidate_all; # d'oh
2717	}	3218	}
2718		3219
		3220	{
		3221	# TODO: for gcfclient pleasure, we should give resources
		3222	# that gcfclient doesn't grok a >10000 face index.
		3223	my $res = $facedata->{resource};
		3224
		3225	while (my ($name, $info) = each %$res) {
		3226	if (defined $info->{type}) {
		3227	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3228	my $data;
		3229
		3230	if ($info->{type} & 1) {
		3231	# prepend meta info
		3232
		3233	my $meta = $enc->encode ({
		3234	name => $name,
		3235	%{ $info->{meta} || {} },
		3236	});
		3237
		3238	$data = pack "(w/a*)*", $meta, $info->{data};
		3239	} else {
		3240	$data = $info->{data};
		3241	}
		3242
		3243	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3244	cf::face::set_type $idx, $info->{type};
		3245	} else {
		3246	$RESOURCE{$name} = $info;
		3247	}
		3248
		3249	cf::cede_to_tick;
		3250	}
		3251	}
		3252
		3253	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3254
2719	1	3255	1
2720	}	3256	}
2721		3257
		3258	cf::global->attach (on_resource_update => sub {
		3259	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3260	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3261
		3262	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3263	my $sound = $soundconf->{compat}[$_]
		3264	or next;
		3265
		3266	my $face = cf::face::find "sound/$sound->[1]";
		3267	cf::sound::set $sound->[0] => $face;
		3268	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3269	}
		3270
		3271	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3272	my $face = cf::face::find "sound/$v";
		3273	cf::sound::set $k => $face;
		3274	}
		3275	}
		3276	});
		3277
		3278	register_exticmd fx_want => sub {
		3279	my ($ns, $want) = @_;
		3280
		3281	while (my ($k, $v) = each %$want) {
		3282	$ns->fx_want ($k, $v);
		3283	}
		3284	};
		3285
		3286	sub load_resource_file($) {
		3287	my $guard = lock_acquire "load_resource_file";
		3288
		3289	my $status = load_resource_file_ $_[0];
		3290	get_slot 0.1, 100;
		3291	cf::arch::commit_load;
		3292
		3293	$status
		3294	}
		3295
2722	sub reload_regions {	3296	sub reload_regions {
		3297	# HACK to clear player env face cache, we need some signal framework
		3298	# for this (global event?)
		3299	%ext::player_env::MUSIC_FACE_CACHE = ();
		3300
2723	load_resource_file "$MAPDIR/regions"	3301	load_resource_file "$MAPDIR/regions"
2724	or die "unable to load regions file\n";	3302	or die "unable to load regions file\n";
		3303
		3304	for (cf::region::list) {
		3305	$_->{match} = qr/$_->{match}/
		3306	if exists $_->{match};
		3307	}
2725	}	3308	}
2726		3309
2727	sub reload_facedata {	3310	sub reload_facedata {
2728	load_facedata "$DATADIR/facedata"	3311	load_facedata "$DATADIR/facedata"
2729	or die "unable to load facedata\n";	3312	or die "unable to load facedata\n";
2730	}	3313	}
2731		3314
2732	sub reload_archetypes {	3315	sub reload_archetypes {
2733	load_resource_file "$DATADIR/archetypes"	3316	load_resource_file "$DATADIR/archetypes"
2734	or die "unable to load archetypes\n";	3317	or die "unable to load archetypes\n";
2735	#d# NEED to laod twice to resolve forward references
2736	# this really needs to be done in an extra post-pass
2737	# (which needs to be synchronous, so solve it differently)
2738	load_resource_file "$DATADIR/archetypes"
2739	or die "unable to load archetypes\n";
2740	}	3318	}
2741		3319
2742	sub reload_treasures {	3320	sub reload_treasures {
2743	load_resource_file "$DATADIR/treasures"	3321	load_resource_file "$DATADIR/treasures"
2744	or die "unable to load treasurelists\n";	3322	or die "unable to load treasurelists\n";
2745	}	3323	}
2746		3324
2747	sub reload_resources {	3325	sub reload_resources {
2748	warn "reloading resource files...\n";	3326	warn "reloading resource files...\n";
2749		3327
		3328	reload_facedata;
		3329	reload_archetypes;
2750	reload_regions;	3330	reload_regions;
2751	reload_facedata;
2752	#reload_archetypes;#d#
2753	reload_archetypes;
2754	reload_treasures;	3331	reload_treasures;
2755		3332
2756	warn "finished reloading resource files\n";	3333	warn "finished reloading resource files\n";
2757	}	3334	}
2758		3335
2759	sub init {	3336	sub init {
		3337	my $guard = freeze_mainloop;
		3338
		3339	evthread_start IO::AIO::poll_fileno;
		3340
2760	reload_resources;	3341	reload_resources;
2761	}	3342	}
2762		3343
2763	sub cfg_load {	3344	sub reload_config {
2764	open my $fh, "<:utf8", "$CONFDIR/config"	3345	open my $fh, "<:utf8", "$CONFDIR/config"
2765	or return;	3346	or return;
2766		3347
2767	local $/;	3348	local $/;
2768	*CFG = YAML::Syck::Load <$fh>;	3349	*CFG = YAML::Load <$fh>;
2769		3350
2770	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3351	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2771		3352
2772	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3353	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2773	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3354	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2779	};	3360	};
2780	warn $@ if $@;	3361	warn $@ if $@;
2781	}	3362	}
2782	}	3363	}
2783		3364
		3365	sub pidfile() {
		3366	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3367	or die "$PIDFILE: $!";
		3368	flock $fh, &Fcntl::LOCK_EX
		3369	or die "$PIDFILE: flock: $!";
		3370	$fh
		3371	}
		3372
		3373	# make sure only one server instance is running at any one time
		3374	sub atomic {
		3375	my $fh = pidfile;
		3376
		3377	my $pid = <$fh>;
		3378	kill 9, $pid if $pid > 0;
		3379
		3380	seek $fh, 0, 0;
		3381	print $fh $$;
		3382	}
		3383
2784	sub main {	3384	sub main {
		3385	atomic;
		3386
2785	# we must not ever block the main coroutine	3387	# we must not ever block the main coroutine
2786	local $Coro::idle = sub {	3388	local $Coro::idle = sub {
2787	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3389	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2788	(async {	3390	(async {
2789	Event::one_event;	3391	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3392	EV::loop EV::LOOP_ONESHOT;
2790	})->prio (Coro::PRIO_MAX);	3393	})->prio (Coro::PRIO_MAX);
2791	};	3394	};
2792		3395
2793	cfg_load;	3396	{
		3397	my $guard = freeze_mainloop;
		3398	reload_config;
2794	db_init;	3399	db_init;
2795	load_extensions;	3400	load_extensions;
2796		3401
2797	$TICK_WATCHER->start;	3402	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3403	}
		3404
		3405	utime time, time, $RUNTIMEFILE;
		3406
		3407	# no (long-running) fork's whatsoever before this point(!)
		3408	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3409
2798	Event::loop;	3410	EV::loop;
2799	}	3411	}
2800		3412
2801	#############################################################################	3413	#############################################################################
2802	# initialisation and cleanup	3414	# initialisation and cleanup
2803		3415
2804	# install some emergency cleanup handlers	3416	# install some emergency cleanup handlers
2805	BEGIN {	3417	BEGIN {
		3418	our %SIGWATCHER = ();
2806	for my $signal (qw(INT HUP TERM)) {	3419	for my $signal (qw(INT HUP TERM)) {
2807	Event->signal (	3420	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2808	reentrant => 0,
2809	data => WF_AUTOCANCEL,
2810	signal => $signal,
2811	prio => 0,
2812	cb => sub {
2813	cf::cleanup "SIG$signal";	3421	cf::cleanup "SIG$signal";
2814	},
2815	);	3422	};
2816	}	3423	}
2817	}	3424	}
2818		3425
2819	sub write_runtime {	3426	sub write_runtime_sync {
2820	my $runtime = "$LOCALDIR/runtime";
2821
2822	# first touch the runtime file to show we are still running:	3427	# first touch the runtime file to show we are still running:
2823	# the fsync below can take a very very long time.	3428	# the fsync below can take a very very long time.
2824		3429
2825	IO::AIO::aio_utime $runtime, undef, undef;	3430	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2826		3431
2827	my $guard = cf::lock_acquire "write_runtime";	3432	my $guard = cf::lock_acquire "write_runtime";
2828		3433
2829	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3434	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2830	or return;	3435	or return;
2831		3436
2832	my $value = $cf::RUNTIME + 90 + 10;	3437	my $value = $cf::RUNTIME + 90 + 10;
2833	# 10 is the runtime save interval, for a monotonic clock	3438	# 10 is the runtime save interval, for a monotonic clock
2834	# 60 allows for the watchdog to kill the server.	3439	# 60 allows for the watchdog to kill the server.
…		…
2844	aio_utime $fh, undef, undef;	3449	aio_utime $fh, undef, undef;
2845		3450
2846	close $fh	3451	close $fh
2847	or return;	3452	or return;
2848		3453
2849	aio_rename "$runtime~", $runtime	3454	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2850	and return;	3455	and return;
2851		3456
2852	warn "runtime file written.\n";	3457	warn "runtime file written.\n";
2853		3458
2854	1	3459	1
		3460	}
		3461
		3462	our $uuid_lock;
		3463	our $uuid_skip;
		3464
		3465	sub write_uuid_sync($) {
		3466	$uuid_skip ||= $_[0];
		3467
		3468	return if $uuid_lock;
		3469	local $uuid_lock = 1;
		3470
		3471	my $uuid = "$LOCALDIR/uuid";
		3472
		3473	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3474	or return;
		3475
		3476	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3477	$uuid_skip = 0;
		3478
		3479	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3480	and return;
		3481
		3482	# always fsync - this file is important
		3483	aio_fsync $fh
		3484	and return;
		3485
		3486	close $fh
		3487	or return;
		3488
		3489	aio_rename "$uuid~", $uuid
		3490	and return;
		3491
		3492	warn "uuid file written ($value).\n";
		3493
		3494	1
		3495
		3496	}
		3497
		3498	sub write_uuid($$) {
		3499	my ($skip, $sync) = @_;
		3500
		3501	$sync ? write_uuid_sync $skip
		3502	: async { write_uuid_sync $skip };
2855	}	3503	}
2856		3504
2857	sub emergency_save() {	3505	sub emergency_save() {
2858	my $freeze_guard = cf::freeze_mainloop;	3506	my $freeze_guard = cf::freeze_mainloop;
2859		3507
…		…
2865	# and maps saved/destroyed asynchronously.	3513	# and maps saved/destroyed asynchronously.
2866	warn "begin emergency player save\n";	3514	warn "begin emergency player save\n";
2867	for my $login (keys %cf::PLAYER) {	3515	for my $login (keys %cf::PLAYER) {
2868	my $pl = $cf::PLAYER{$login} or next;	3516	my $pl = $cf::PLAYER{$login} or next;
2869	$pl->valid or next;	3517	$pl->valid or next;
		3518	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2870	$pl->save;	3519	$pl->save;
2871	}	3520	}
2872	warn "end emergency player save\n";	3521	warn "end emergency player save\n";
2873		3522
2874	warn "begin emergency map save\n";	3523	warn "begin emergency map save\n";
…		…
2880	warn "end emergency map save\n";	3529	warn "end emergency map save\n";
2881		3530
2882	warn "begin emergency database checkpoint\n";	3531	warn "begin emergency database checkpoint\n";
2883	BDB::db_env_txn_checkpoint $DB_ENV;	3532	BDB::db_env_txn_checkpoint $DB_ENV;
2884	warn "end emergency database checkpoint\n";	3533	warn "end emergency database checkpoint\n";
		3534
		3535	warn "begin write uuid\n";
		3536	write_uuid_sync 1;
		3537	warn "end write uuid\n";
2885	};	3538	};
2886		3539
2887	warn "leave emergency perl save\n";	3540	warn "leave emergency perl save\n";
2888	}	3541	}
2889		3542
2890	sub post_cleanup {	3543	sub post_cleanup {
2891	my ($make_core) = @_;	3544	my ($make_core) = @_;
2892		3545
2893	warn Carp::longmess "post_cleanup backtrace"	3546	warn Carp::longmess "post_cleanup backtrace"
2894	if $make_core;	3547	if $make_core;
		3548
		3549	my $fh = pidfile;
		3550	unlink $PIDFILE if <$fh> == $$;
2895	}	3551	}
		3552
		3553	# a safer delete_package, copied from Symbol
		3554	sub clear_package($) {
		3555	my $pkg = shift;
		3556
		3557	# expand to full symbol table name if needed
		3558	unless ($pkg =~ /^main::.*::$/) {
		3559	$pkg = "main$pkg" if $pkg =~ /^::/;
		3560	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3561	$pkg .= '::' unless $pkg =~ /::$/;
		3562	}
		3563
		3564	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3565	my $stem_symtab = *{$stem}{HASH};
		3566
		3567	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3568	or return;
		3569
		3570	# clear all symbols
		3571	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3572	for my $name (keys %$leaf_symtab) {
		3573	_gv_clear *{"$pkg$name"};
		3574	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3575	}
		3576	warn "cleared package #$pkg\n";#d#
		3577	}
		3578
		3579	our $RELOAD; # how many times to reload
2896		3580
2897	sub do_reload_perl() {	3581	sub do_reload_perl() {
2898	# can/must only be called in main	3582	# can/must only be called in main
2899	if ($Coro::current != $Coro::main) {	3583	if ($Coro::current != $Coro::main) {
2900	warn "can only reload from main coroutine";	3584	warn "can only reload from main coroutine";
2901	return;	3585	return;
2902	}	3586	}
2903		3587
		3588	return if $RELOAD++;
		3589
		3590	while ($RELOAD) {
2904	warn "reloading...";	3591	warn "reloading...";
2905		3592
2906	warn "entering sync_job";	3593	warn "entering sync_job";
2907		3594
2908	cf::sync_job {	3595	cf::sync_job {
2909	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
2910	cf::emergency_save;	3597	cf::emergency_save;
2911	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
2912		3599
2913	warn "syncing database to disk";	3600	warn "syncing database to disk";
2914	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
2915		3602
2916	# if anything goes wrong in here, we should simply crash as we already saved	3603	# if anything goes wrong in here, we should simply crash as we already saved
2917		3604
2918	warn "cancelling all WF_AUTOCANCEL watchers";
2919	for (Event::all_watchers) {
2920	$_->cancel if $_->data & WF_AUTOCANCEL;
2921	}
2922
2923	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
2924	for (;;) {
2925	BDB::flush;
2926	IO::AIO::flush;
2927	Coro::cede;
2928	last unless IO::AIO::nreqs || BDB::nreqs;	3606	while (IO::AIO::nreqs || BDB::nreqs) {
2929	warn "iterate...";	3607	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2930	}
2931
2932	++$RELOAD;
2933
2934	warn "cancelling all extension coros";
2935	$_->cancel for values %EXT_CORO;
2936	%EXT_CORO = ();
2937
2938	warn "removing commands";
2939	%COMMAND = ();
2940
2941	warn "removing ext/exti commands";
2942	%EXTCMD = ();
2943	%EXTICMD = ();
2944
2945	warn "unloading/nuking all extensions";
2946	for my $pkg (@EXTS) {
2947	warn "... unloading $pkg";
2948
2949	if (my $cb = $pkg->can ("unload")) {
2950	eval {
2951	$cb->($pkg);
2952	1
2953	} or warn "$pkg unloaded, but with errors: $@";
2954	}	3608	}
2955		3609
2956	warn "... nuking $pkg";	3610	warn "cancelling all extension coros";
2957	Symbol::delete_package $pkg;	3611	$_->cancel for values %EXT_CORO;
2958	}	3612	%EXT_CORO = ();
2959		3613
2960	warn "unloading all perl modules loaded from $LIBDIR";	3614	warn "removing commands";
2961	while (my ($k, $v) = each %INC) {	3615	%COMMAND = ();
2962	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2963		3616
		3617	warn "removing ext/exti commands";
		3618	%EXTCMD = ();
		3619	%EXTICMD = ();
		3620
		3621	warn "unloading/nuking all extensions";
		3622	for my $pkg (@EXTS) {
2964	warn "... unloading $k";	3623	warn "... unloading $pkg";
2965	delete $INC{$k};
2966		3624
2967	$k =~ s/\.pm$//;
2968	$k =~ s/\//::/g;
2969
2970	if (my $cb = $k->can ("unload_module")) {	3625	if (my $cb = $pkg->can ("unload")) {
		3626	eval {
2971	$cb->();	3627	$cb->($pkg);
		3628	1
		3629	} or warn "$pkg unloaded, but with errors: $@";
		3630	}
		3631
		3632	warn "... clearing $pkg";
		3633	clear_package $pkg;
2972	}	3634	}
2973		3635
2974	Symbol::delete_package $k;	3636	warn "unloading all perl modules loaded from $LIBDIR";
		3637	while (my ($k, $v) = each %INC) {
		3638	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3639
		3640	warn "... unloading $k";
		3641	delete $INC{$k};
		3642
		3643	$k =~ s/\.pm$//;
		3644	$k =~ s/\//::/g;
		3645
		3646	if (my $cb = $k->can ("unload_module")) {
		3647	$cb->();
		3648	}
		3649
		3650	clear_package $k;
2975	}	3651	}
2976		3652
2977	warn "getting rid of safe::, as good as possible";	3653	warn "getting rid of safe::, as good as possible";
2978	Symbol::delete_package "safe::$_"	3654	clear_package "safe::$_"
2979	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3655	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2980		3656
2981	warn "unloading cf.pm \"a bit\"";	3657	warn "unloading cf.pm \"a bit\"";
2982	delete $INC{"cf.pm"};	3658	delete $INC{"cf.pm"};
2983	delete $INC{"cf/pod.pm"};	3659	delete $INC{"cf/pod.pm"};
2984		3660
2985	# don't, removes xs symbols, too,	3661	# don't, removes xs symbols, too,
2986	# and global variables created in xs	3662	# and global variables created in xs
2987	#Symbol::delete_package __PACKAGE__;	3663	#clear_package __PACKAGE__;
2988		3664
2989	warn "unload completed, starting to reload now";	3665	warn "unload completed, starting to reload now";
2990		3666
2991	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
2992	require cf;	3668	require cf;
2993	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2994		3670
2995	warn "loading config and database again";	3671	warn "loading config and database again";
2996	cf::cfg_load;	3672	cf::reload_config;
2997		3673
2998	warn "loading extensions";	3674	warn "loading extensions";
2999	cf::load_extensions;	3675	cf::load_extensions;
3000		3676
3001	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
3002	_global_reattach; # objects, sockets	3678	_global_reattach; # objects, sockets
3003	warn "reattaching attachments to maps";	3679	warn "reattaching attachments to maps";
3004	reattach $_ for values %MAP;	3680	reattach $_ for values %MAP;
3005	warn "reattaching attachments to players";	3681	warn "reattaching attachments to players";
3006	reattach $_ for values %PLAYER;	3682	reattach $_ for values %PLAYER;
3007		3683
3008	warn "leaving sync_job";	3684	warn "leaving sync_job";
3009		3685
3010	1	3686	1
3011	} or do {	3687	} or do {
3012	warn $@;	3688	warn $@;
3013	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3014	exit 1;
3015	};	3690	};
3016		3691
3017	warn "reloaded";	3692	warn "reloaded";
		3693	--$RELOAD;
		3694	}
3018	};	3695	};
3019		3696
3020	our $RELOAD_WATCHER; # used only during reload	3697	our $RELOAD_WATCHER; # used only during reload
3021		3698
3022	sub reload_perl() {	3699	sub reload_perl() {
3023	# doing reload synchronously and two reloads happen back-to-back,	3700	# doing reload synchronously and two reloads happen back-to-back,
3024	# coro crashes during coro_state_free->destroy here.	3701	# coro crashes during coro_state_free->destroy here.
3025		3702
3026	$RELOAD_WATCHER ||= Event->timer (	3703	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3027	reentrant => 0,
3028	after => 0,
3029	data => WF_AUTOCANCEL,
3030	cb => sub {
3031	do_reload_perl;	3704	do_reload_perl;
3032	undef $RELOAD_WATCHER;	3705	undef $RELOAD_WATCHER;
3033	},
3034	);	3706	};
3035	}	3707	}
3036		3708
3037	register_command "reload" => sub {	3709	register_command "reload" => sub {
3038	my ($who, $arg) = @_;	3710	my ($who, $arg) = @_;
3039		3711
3040	if ($who->flag (FLAG_WIZ)) {	3712	if ($who->flag (FLAG_WIZ)) {
3041	$who->message ("reloading server.");	3713	$who->message ("reloading server.");
		3714	async {
		3715	$Coro::current->{desc} = "perl_reload";
3042	async { reload_perl };	3716	reload_perl;
		3717	};
3043	}	3718	}
3044	};	3719	};
3045		3720
3046	unshift @INC, $LIBDIR;	3721	unshift @INC, $LIBDIR;
3047		3722
…		…
3049		3724
3050	our @WAIT_FOR_TICK;	3725	our @WAIT_FOR_TICK;
3051	our @WAIT_FOR_TICK_BEGIN;	3726	our @WAIT_FOR_TICK_BEGIN;
3052		3727
3053	sub wait_for_tick {	3728	sub wait_for_tick {
3054	return unless $TICK_WATCHER->is_active;
3055	return if $Coro::current == $Coro::main;	3729	return if tick_inhibit || $Coro::current == $Coro::main;
3056		3730
3057	my $signal = new Coro::Signal;	3731	my $signal = new Coro::Signal;
3058	push @WAIT_FOR_TICK, $signal;	3732	push @WAIT_FOR_TICK, $signal;
3059	$signal->wait;	3733	$signal->wait;
3060	}	3734	}
3061		3735
3062	sub wait_for_tick_begin {	3736	sub wait_for_tick_begin {
3063	return unless $TICK_WATCHER->is_active;
3064	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3065		3738
3066	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3067	push @WAIT_FOR_TICK_BEGIN, $signal;	3740	push @WAIT_FOR_TICK_BEGIN, $signal;
3068	$signal->wait;	3741	$signal->wait;
3069	}	3742	}
3070		3743
3071	my $min = 1e6;#d#	3744	sub tick {
3072	my $avg = 10;
3073	$TICK_WATCHER = Event->timer (
3074	reentrant => 0,
3075	parked => 1,
3076	prio => 0,
3077	at => $NEXT_TICK || $TICK,
3078	data => WF_AUTOCANCEL,
3079	cb => sub {
3080	if ($Coro::current != $Coro::main) {	3745	if ($Coro::current != $Coro::main) {
3081	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3746	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3082	unless ++$bug_warning > 10;	3747	unless ++$bug_warning > 10;
3083	return;	3748	return;
3084	}	3749	}
3085		3750
3086	$NOW = $tick_start = Event::time;
3087
3088	cf::server_tick; # one server iteration	3751	cf::server_tick; # one server iteration
3089		3752
3090	0 && sync_job {#d#	3753	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3091	for(1..10) {	3754	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3092	my $t = Event::time;	3755	Coro::async_pool {
3093	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3756	$Coro::current->{desc} = "runtime saver";
3094	or die;	3757	write_runtime_sync
3095		3758	or warn "ERROR: unable to write runtime file: $!";
3096	$map->width (50);
3097	$map->height (50);
3098	$map->alloc;
3099	$map->_load_objects ("/tmp/x.map", 1);
3100	my $t = Event::time - $t;
3101
3102	#next unless $t < 0.0013;#d#
3103	if ($t < $min) {
3104	$min = $t;
3105	}
3106	$avg = $avg * 0.99 + $t * 0.01;
3107	}
3108	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3109	exit 0;
3110	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3111	};	3759	};
		3760	}
3112		3761
3113	$RUNTIME += $TICK;
3114	$NEXT_TICK += $TICK;
3115
3116	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3117	$NEXT_RUNTIME_WRITE = $NOW + 10;
3118	Coro::async_pool {
3119	write_runtime
3120	or warn "ERROR: unable to write runtime file: $!";
3121	};
3122	}
3123
3124	# my $AFTER = Event::time;
3125	# warn $AFTER - $NOW;#d#
3126
3127	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3762	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3128	$sig->send;	3763	$sig->send;
3129	}	3764	}
3130	while (my $sig = shift @WAIT_FOR_TICK) {	3765	while (my $sig = shift @WAIT_FOR_TICK) {
3131	$sig->send;	3766	$sig->send;
3132	}	3767	}
3133		3768
3134	$NOW = Event::time;	3769	$LOAD = ($NOW - $TICK_START) / $TICK;
3135
3136	# if we are delayed by four ticks or more, skip them all
3137	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3138
3139	$TICK_WATCHER->at ($NEXT_TICK);
3140	$TICK_WATCHER->start;
3141
3142	$LOAD = ($NOW - $tick_start) / $TICK;
3143	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3770	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3144		3771
3145	_post_tick;	3772	if (0) {
3146		3773	if ($NEXT_TICK) {
3147		3774	my $jitter = $TICK_START - $NEXT_TICK;
		3775	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3776	warn "jitter $JITTER\n";#d#
		3777	}
3148	},	3778	}
3149	);	3779	}
3150		3780
3151	{	3781	{
3152	BDB::max_poll_time $TICK * 0.1;	3782	# configure BDB
3153	$BDB_POLL_WATCHER = Event->io (	3783
3154	reentrant => 0,
3155	fd => BDB::poll_fileno,
3156	poll => 'r',
3157	prio => 0,
3158	data => WF_AUTOCANCEL,
3159	cb => \&BDB::poll_cb,
3160	);
3161	BDB::min_parallel 8;	3784	BDB::min_parallel 8;
3162		3785	BDB::max_poll_reqs $TICK * 0.1;
3163	BDB::set_sync_prepare {	3786	$AnyEvent::BDB::WATCHER->priority (1);
3164	my $status;
3165	my $current = $Coro::current;
3166	(
3167	sub {
3168	$status = $!;
3169	$current->ready; undef $current;
3170	},
3171	sub {
3172	Coro::schedule while defined $current;
3173	$! = $status;
3174	},
3175	)
3176	};
3177		3787
3178	unless ($DB_ENV) {	3788	unless ($DB_ENV) {
3179	$DB_ENV = BDB::db_env_create;	3789	$DB_ENV = BDB::db_env_create;
		3790	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3791	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3792	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3793	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3794	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3180		3795
3181	cf::sync_job {	3796	cf::sync_job {
3182	eval {	3797	eval {
3183	BDB::db_env_open	3798	BDB::db_env_open
3184	$DB_ENV,	3799	$DB_ENV,
…		…
3186	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3801	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3187	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3802	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3188	0666;	3803	0666;
3189		3804
3190	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3805	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3191
3192	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3193	$DB_ENV->set_lk_detect;
3194	};	3806	};
3195		3807
3196	cf::cleanup "db_env_open(db): $@" if $@;	3808	cf::cleanup "db_env_open(db): $@" if $@;
3197	};	3809	};
3198	}	3810	}
		3811
		3812	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3813	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3814	};
		3815	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3816	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3817	};
		3818	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3819	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3820	};
3199	}	3821	}
3200		3822
3201	{	3823	{
		3824	# configure IO::AIO
		3825
3202	IO::AIO::min_parallel 8;	3826	IO::AIO::min_parallel 8;
3203
3204	undef $Coro::AIO::WATCHER;
3205	IO::AIO::max_poll_time $TICK * 0.1;	3827	IO::AIO::max_poll_time $TICK * 0.1;
3206	$AIO_POLL_WATCHER = Event->io (	3828	undef $AnyEvent::AIO::WATCHER;
3207	reentrant => 0,
3208	data => WF_AUTOCANCEL,
3209	fd => IO::AIO::poll_fileno,
3210	poll => 'r',
3211	prio => 6,
3212	cb => \&IO::AIO::poll_cb,
3213	);
3214	}	3829	}
3215		3830
3216	my $_log_backtrace;	3831	my $_log_backtrace;
3217		3832
3218	sub _log_backtrace {	3833	sub _log_backtrace {
…		…
3221	$msg =~ s/\n//;	3836	$msg =~ s/\n//;
3222		3837
3223	# limit the # of concurrent backtraces	3838	# limit the # of concurrent backtraces
3224	if ($_log_backtrace < 2) {	3839	if ($_log_backtrace < 2) {
3225	++$_log_backtrace;	3840	++$_log_backtrace;
		3841	my $perl_bt = Carp::longmess $msg;
3226	async {	3842	async {
		3843	$Coro::current->{desc} = "abt $msg";
		3844
3227	my @bt = fork_call {	3845	my @bt = fork_call {
3228	@addr = map { sprintf "%x", $_ } @addr;	3846	@addr = map { sprintf "%x", $_ } @addr;
3229	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3847	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3230	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3848	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3231	or die "addr2line: $!";	3849	or die "addr2line: $!";
…		…
3239	}	3857	}
3240		3858
3241	@funcs	3859	@funcs
3242	};	3860	};
3243		3861
3244	LOG llevInfo, "[ABT] $msg\n";	3862	LOG llevInfo, "[ABT] $perl_bt\n";
		3863	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3245	LOG llevInfo, "[ABT] $_\n" for @bt;	3864	LOG llevInfo, "[ABT] $_\n" for @bt;
3246	--$_log_backtrace;	3865	--$_log_backtrace;
3247	};	3866	};
3248	} else {	3867	} else {
3249	LOG llevInfo, "[ABT] $msg\n";	3868	LOG llevInfo, "[ABT] $msg\n";

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