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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.294 by root, Tue Jul 3 06:00:48 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	s/^\s+//;
1420	s/\s+$//;
1421
1422	$_
1423	}
1424
1425	sub hintmode {
1426	$_[0]{hintmode} = $_[1] if @_ > 1;
1427	$_[0]{hintmode}
1428	}
1429
1430	=item $player->ext_reply ($msgid, %msg)	1631	=item $player->ext_reply ($msgid, @msg)
1431		1632
1432	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1433		1634
1434	=cut	1635	=cut
1435		1636
1436	sub ext_reply($$%) {	1637	sub ext_reply($$@) {
1437	my ($self, $id, %msg) = @_;	1638	my ($self, $id, @msg) = @_;
1438		1639
1439	$msg{msgid} = $id;	1640	$self->ns->ext_reply ($id, @msg)
1440	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1441	}	1641	}
1442		1642
1443	=item $player->ext_event ($type, %msg)	1643	=item $player->ext_msg ($type, @msg)
1444		1644
1445	Sends an ext event to the client.	1645	Sends an ext event to the client.
1446		1646
1447	=cut	1647	=cut
1448		1648
1449	sub ext_event($$%) {	1649	sub ext_msg($$@) {
1450	my ($self, $type, %msg) = @_;	1650	my ($self, $type, @msg) = @_;
1451		1651
1452	$self->ns->ext_event ($type, %msg);	1652	$self->ns->ext_msg ($type, @msg);
1453	}	1653	}
1454		1654
1455	=head3 cf::region	1655	=head3 cf::region
1456		1656
1457	=over 4	1657	=over 4
…		…
1470	my ($path) = @_;	1670	my ($path) = @_;
1471		1671
1472	my ($match, $specificity);	1672	my ($match, $specificity);
1473		1673
1474	for my $region (list) {	1674	for my $region (list) {
1475	if ($region->match && $path =~ $region->match) {	1675	if ($region->{match} && $path =~ $region->{match}) {
1476	($match, $specificity) = ($region, $region->specificity)	1676	($match, $specificity) = ($region, $region->specificity)
1477	if $region->specificity > $specificity;	1677	if $region->specificity > $specificity;
1478	}	1678	}
1479	}	1679	}
1480		1680
…		…
1501	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1502	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1503		1703
1504	sub generate_random_map {	1704	sub generate_random_map {
1505	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
1506	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1507	$self->_create_random_map (	1710	$self->_create_random_map (
1508	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1509	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1510	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1600	$self->init; # pass $1 etc.	1803	$self->init; # pass $1 etc.
1601	return $self;	1804	return $self;
1602	}	1805	}
1603	}	1806	}
1604		1807
1605	Carp::carp "unable to resolve path '$path' (base '$base').";	1808	Carp::cluck "unable to resolve path '$path' (base '$base').";
1606	()	1809	()
1607	}	1810	}
1608		1811
1609	sub init {	1812	sub init {
1610	my ($self) = @_;	1813	my ($self) = @_;
…		…
1632		1835
1633	# the temporary/swap location	1836	# the temporary/swap location
1634	sub save_path {	1837	sub save_path {
1635	my ($self) = @_;	1838	my ($self) = @_;
1636		1839
1637	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1638	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1639	}	1842	}
1640		1843
1641	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1642	sub uniq_path {	1845	sub uniq_path {
1643	my ($self) = @_;	1846	my ($self) = @_;
1644		1847
1645	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1646	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1647	}	1850	}
1648		1851
1649	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1650	# all maps in C++...	1853	# all maps in C++...
…		…
1673		1876
1674	sub load_header_from($) {	1877	sub load_header_from($) {
1675	my ($self, $path) = @_;	1878	my ($self, $path) = @_;
1676		1879
1677	utf8::encode $path;	1880	utf8::encode $path;
1678	#aio_open $path, O_RDONLY, 0	1881	my $f = new_from_file cf::object::thawer $path
1679	# or return;
1680
1681	$self->_load_header ($path)
1682	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;
1683		1889
1684	$self->{load_path} = $path;	1890	$self->{load_path} = $path;
1685		1891
1686	1	1892	1
1687	}	1893	}
…		…
1741	sub find {	1947	sub find {
1742	my ($path, $origin) = @_;	1948	my ($path, $origin) = @_;
1743		1949
1744	$path = normalise $path, $origin && $origin->path;	1950	$path = normalise $path, $origin && $origin->path;
1745		1951
		1952	cf::lock_wait "map_data:$path";#d#remove
1746	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1747		1954
1748	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
		1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1749	my $guard = cf::lock_acquire "map_find:$path";	1957	my $guard2 = cf::lock_acquire "map_find:$path";
		1958
1750	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1751	or return;	1960	or return;
1752		1961
1753	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
1754		1963
…		…
1756	or return;	1965	or return;
1757		1966
1758	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1759	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1760	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
		1971	undef $guard1;
1761	$map->reset;	1972	$map->reset;
1762	undef $guard;
1763	return find $path;	1973	return find $path;
1764	}	1974	}
1765		1975
1766	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
1767	}	1977	}
…		…
1776	local $self->{deny_reset} = 1; # loading can take a long time	1986	local $self->{deny_reset} = 1; # loading can take a long time
1777		1987
1778	my $path = $self->{path};	1988	my $path = $self->{path};
1779		1989
1780	{	1990	{
1781	my $guard = cf::lock_acquire "map_load:$path";	1991	my $guard = cf::lock_acquire "map_data:$path";
1782		1992
		1993	return unless $self->valid;
1783	return if $self->in_memory != cf::MAP_SWAPPED;	1994	return unless $self->in_memory == cf::MAP_SWAPPED;
1784		1995
1785	$self->in_memory (cf::MAP_LOADING);	1996	$self->in_memory (cf::MAP_LOADING);
1786		1997
1787	$self->alloc;	1998	$self->alloc;
1788		1999
1789	$self->pre_load;	2000	$self->pre_load;
1790	Coro::cede;	2001	cf::cede_to_tick;
1791		2002
		2003	my $f = new_from_file cf::object::thawer $self->{load_path};
		2004	$f->skip_block;
1792	$self->_load_objects ($self->{load_path}, 1)	2005	$self->_load_objects ($f)
1793	or return;	2006	or return;
1794		2007
1795	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1796	if delete $self->{load_original};	2009	if delete $self->{load_original};
1797		2010
1798	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1799	utf8::encode $uniq;	2012	utf8::encode $uniq;
1800	if (aio_open $uniq, O_RDONLY, 0) {	2013	unless (aio_stat $uniq) {
		2014	if (my $f = new_from_file cf::object::thawer $uniq) {
1801	$self->clear_unique_items;	2015	$self->clear_unique_items;
1802	$self->_load_objects ($uniq, 0);	2016	$self->_load_objects ($f);
		2017	$f->resolve_delayed_derefs;
		2018	}
1803	}	2019	}
1804	}	2020	}
1805		2021
1806	Coro::cede;	2022	$f->resolve_delayed_derefs;
		2023
		2024	cf::cede_to_tick;
1807	# now do the right thing for maps	2025	# now do the right thing for maps
1808	$self->link_multipart_objects;	2026	$self->link_multipart_objects;
1809	$self->difficulty ($self->estimate_difficulty)	2027	$self->difficulty ($self->estimate_difficulty)
1810	unless $self->difficulty;	2028	unless $self->difficulty;
1811	Coro::cede;	2029	cf::cede_to_tick;
1812		2030
1813	unless ($self->{deny_activate}) {	2031	unless ($self->{deny_activate}) {
1814	$self->decay_objects;	2032	$self->decay_objects;
1815	$self->fix_auto_apply;	2033	$self->fix_auto_apply;
1816	$self->update_buttons;	2034	$self->update_buttons;
1817	Coro::cede;	2035	cf::cede_to_tick;
1818	$self->set_darkness_map;	2036	$self->set_darkness_map;
1819	Coro::cede;	2037	cf::cede_to_tick;
1820	$self->activate;	2038	$self->activate;
1821	}	2039	}
1822		2040
		2041	$self->{last_save} = $cf::RUNTIME;
		2042	$self->last_access ($cf::RUNTIME);
		2043
1823	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1824	}	2045	}
1825		2046
1826	$self->post_load;	2047	$self->post_load;
1827	}	2048	}
1828		2049
…		…
1837		2058
1838	$self	2059	$self
1839	}	2060	}
1840		2061
1841	# 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
1842	sub load_diag {	2063	sub load_neighbours {
1843	my ($map) = @_;	2064	my ($map) = @_;
1844		2065
1845	my @diag; # diagonal neighbours	2066	my @neigh; # diagonal neighbours
1846		2067
1847	for (0 .. 3) {	2068	for (0 .. 3) {
1848	my $neigh = $map->tile_path ($_)	2069	my $neigh = $map->tile_path ($_)
1849	or next;	2070	or next;
1850	$neigh = find $neigh, $map	2071	$neigh = find $neigh, $map
1851	or next;	2072	or next;
1852	$neigh->load;	2073	$neigh->load;
1853		2074
		2075	push @neigh,
1854	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1855	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1856	}	2078	}
1857		2079
1858	for (@diag) {	2080	for (grep defined $_->[0], @neigh) {
		2081	my ($path, $origin) = @$_;
1859	my $neigh = find @$_	2082	my $neigh = find $path, $origin
1860	or next;	2083	or next;
1861	$neigh->load;	2084	$neigh->load;
1862	}	2085	}
1863	}	2086	}
1864		2087
…		…
1869	}	2092	}
1870		2093
1871	sub do_load_sync {	2094	sub do_load_sync {
1872	my ($map) = @_;	2095	my ($map) = @_;
1873		2096
		2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2098	if $Coro::current == $Coro::main;
		2099
1874	cf::sync_job { $map->load };	2100	cf::sync_job { $map->load };
1875	}	2101	}
1876		2102
1877	our %MAP_PREFETCH;	2103	our %MAP_PREFETCH;
1878	our $MAP_PREFETCHER = undef;	2104	our $MAP_PREFETCHER = undef;
1879		2105
1880	sub find_async {	2106	sub find_async {
1881	my ($path, $origin) = @_;	2107	my ($path, $origin, $load) = @_;
1882		2108
1883	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
1884		2110
1885	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
1886	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1887	}	2113	}
1888		2114
1889	undef $MAP_PREFETCH{$path};	2115	$MAP_PREFETCH{$path} |= $load;
		2116
1890	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
1891	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
1892	for my $path (keys %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
1893	my $map = find $path	2122	if (my $map = find $k) {
1894	or next;
1895	$map->load;	2123	$map->load if $v;
		2124	}
1896		2125
1897	delete $MAP_PREFETCH{$path};	2126	delete $MAP_PREFETCH{$k};
1898	}	2127	}
1899	}	2128	}
1900	undef $MAP_PREFETCHER;	2129	undef $MAP_PREFETCHER;
1901	};	2130	};
1902	$MAP_PREFETCHER->prio (6);	2131	$MAP_PREFETCHER->prio (6);
…		…
1905	}	2134	}
1906		2135
1907	sub save {	2136	sub save {
1908	my ($self) = @_;	2137	my ($self) = @_;
1909		2138
1910	my $lock = cf::lock_acquire "map_data:" . $self->path;	2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
1911		2140
1912	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1913		2142
1914	return unless $self->dirty;	2143	return unless $self->dirty;
1915		2144
…		…
1921	return if $self->{deny_save};	2150	return if $self->{deny_save};
1922		2151
1923	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
1924		2153
1925	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
1926	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
1927	};	2157	};
		2158
		2159	cf::get_slot 0.02;
1928		2160
1929	if ($uniq) {	2161	if ($uniq) {
1930	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1931	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1932	} else {	2164	} else {
…		…
1938	my ($self) = @_;	2170	my ($self) = @_;
1939		2171
1940	# save first because save cedes	2172	# save first because save cedes
1941	$self->save;	2173	$self->save;
1942		2174
1943	my $lock = cf::lock_acquire "map_data:" . $self->path;	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
1944		2176
1945	return if $self->players;	2177	return if $self->players;
1946	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
1947	return if $self->{deny_save};	2179	return if $self->{deny_save};
1948		2180
		2181	$self->in_memory (cf::MAP_SWAPPED);
		2182
		2183	$self->deactivate;
		2184	$_->clear_links_to ($self) for values %cf::MAP;
1949	$self->clear;	2185	$self->clear;
1950	$self->in_memory (cf::MAP_SWAPPED);
1951	}	2186	}
1952		2187
1953	sub reset_at {	2188	sub reset_at {
1954	my ($self) = @_;	2189	my ($self) = @_;
1955		2190
…		…
1987	if $uniq;	2222	if $uniq;
1988	}	2223	}
1989		2224
1990	delete $cf::MAP{$self->path};	2225	delete $cf::MAP{$self->path};
1991		2226
		2227	$self->deactivate;
		2228	$_->clear_links_to ($self) for values %cf::MAP;
1992	$self->clear;	2229	$self->clear;
1993
1994	$_->clear_links_to ($self) for values %cf::MAP;
1995		2230
1996	$self->unlink_save;	2231	$self->unlink_save;
1997	$self->destroy;	2232	$self->destroy;
1998	}	2233	}
1999		2234
2000	my $nuke_counter = "aaaa";	2235	my $nuke_counter = "aaaa";
2001		2236
2002	sub nuke {	2237	sub nuke {
2003	my ($self) = @_;	2238	my ($self) = @_;
2004		2239
		2240	{
		2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2242
2005	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
2006		2244
2007	$self->unlink_save;	2245	$self->unlink_save;
2008		2246
2009	bless $self, "cf::map";	2247	bless $self, "cf::map";
2010	delete $self->{deny_reset};	2248	delete $self->{deny_reset};
2011	$self->{deny_save} = 1;	2249	$self->{deny_save} = 1;
2012	$self->reset_timeout (1);	2250	$self->reset_timeout (1);
2013	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2014		2252
2015	$cf::MAP{$self->path} = $self;	2253	$cf::MAP{$self->path} = $self;
		2254	}
2016		2255
2017	$self->reset; # polite request, might not happen	2256	$self->reset; # polite request, might not happen
2018	}	2257	}
2019		2258
2020	=item $maps = cf::map::tmp_maps	2259	=item $maps = cf::map::tmp_maps
…		…
2062		2301
2063	sub unique_maps() {	2302	sub unique_maps() {
2064	[	2303	[
2065	map {	2304	map {
2066	utf8::decode $_;	2305	utf8::decode $_;
2067	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2068	? normalise $_	2309	: normalise $_
2069	: ()
2070	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2071	]	2311	]
2072	}	2312	}
2073		2313
2074	package cf;
2075
2076	=back	2314	=back
2077		2315
2078	=head3 cf::object	2316	=head3 cf::object
2079		2317
2080	=cut	2318	=cut
…		…
2083		2321
2084	=over 4	2322	=over 4
2085		2323
2086	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2087		2325
2088	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.
2089		2328
2090	=cut	2329	=cut
2091		2330
2092	sub inv_recursive_;	2331	sub inv_recursive_;
2093	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2096		2335
2097	sub inv_recursive {	2336	sub inv_recursive {
2098	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2099	}	2338	}
2100		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
2101	package cf;	2368	package cf;
2102		2369
2103	=back	2370	=back
2104		2371
2105	=head3 cf::object::player	2372	=head3 cf::object::player
…		…
2111	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>
2112	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
2113	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2114		2381
2115	=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	};
2116		2397
2117	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2118	# with dialog boxes.	2399	# with dialog boxes.
2119	#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
2120	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
…		…
2127		2408
2128	} else {	2409	} else {
2129	my $pl = $self->contr;	2410	my $pl = $self->contr;
2130		2411
2131	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2412	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2132	my $diag = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2133	$diag->{pl}->ext_reply (	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2134	$diag->{id},
2135	msgtype => "reply",
2136	msg => $diag->{pl}->expand_cfpod ($msg),
2137	add_topics => []
2138	);
2139		2415
2140	} else {	2416	} else {
2141	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2142	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2143	}	2419	}
2144	}	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 (@_);
2145	}	2431	}
2146		2432
2147	=item $player_object->may ("access")	2433	=item $player_object->may ("access")
2148		2434
2149	Returns wether the given player is authorized to access resource "access"	2435	Returns wether the given player is authorized to access resource "access"
…		…
2162		2448
2163	=item $player_object->enter_link	2449	=item $player_object->enter_link
2164		2450
2165	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}>).
2166		2452
2167	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.
2168	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.
2169		2457
2170	Will never block.	2458	Will never block.
2171		2459
2172	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2173		2461
…		…
2228	# use -1 or undef as default coordinates, not 0, 0	2516	# use -1 or undef as default coordinates, not 0, 0
2229	($x, $y) = ($map->enter_x, $map->enter_y)	2517	($x, $y) = ($map->enter_x, $map->enter_y)
2230	if $x <=0 && $y <= 0;	2518	if $x <=0 && $y <= 0;
2231		2519
2232	$map->load;	2520	$map->load;
2233	$map->load_diag;	2521	$map->load_neighbours;
2234		2522
2235	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2236	$self->activate_recursive;	2525	$self->activate_recursive;
2237		2526
2238	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2239	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2240	}	2529	}
2241		2530
2242	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2243		2532
2244	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
2245	her, loading and preparing them map, calling the provided $check callback	2534	her, loading and preparing them map, calling the provided $check callback
2246	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
2247	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 >>.
2248		2541
2249	=cut	2542	=cut
2250		2543
2251	our $GOTOGEN;	2544	our $GOTOGEN;
2252		2545
2253	sub cf::object::player::goto {	2546	sub cf::object::player::goto {
2254	my ($self, $path, $x, $y, $check) = @_;	2547	my ($self, $path, $x, $y, $check, $done) = @_;
2255		2548
2256	# 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
2257	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2258		2551
2259	$self->enter_link;	2552	$self->enter_link;
2260		2553
2261	(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
2262	my $map = eval {	2576	my $map = eval {
2263	my $map = cf::map::find $path;	2577	my $map = defined $path ? cf::map::find $path : undef;
2264		2578
2265	if ($map) {	2579	if ($map) {
2266	$map = $map->customise_for ($self);	2580	$map = $map->customise_for ($self);
2267	$map = $check->($map) if $check && $map;	2581	$map = $check->($map) if $check && $map;
2268	} else {	2582	} else {
2269	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2270	}	2584	}
2271		2585
2272	$map	2586	$map
2273	};	2587	};
2274		2588
…		…
2279		2593
2280	if ($gen == $self->{_goto_generation}) {	2594	if ($gen == $self->{_goto_generation}) {
2281	delete $self->{_goto_generation};	2595	delete $self->{_goto_generation};
2282	$self->leave_link ($map, $x, $y);	2596	$self->leave_link ($map, $x, $y);
2283	}	2597	}
		2598
		2599	$done->() if $done;
2284	})->prio (1);	2600	})->prio (1);
2285	}	2601	}
2286		2602
2287	=item $player_object->enter_exit ($exit_object)	2603	=item $player_object->enter_exit ($exit_object)
2288		2604
…		…
2308	}	2624	}
2309		2625
2310	sub prepare_random_map {	2626	sub prepare_random_map {
2311	my ($exit) = @_;	2627	my ($exit) = @_;
2312		2628
2313	my $guard = cf::lock_acquire "exit_prepare:$exit";
2314
2315	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2316	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2317	# that depends on the exit object	2631	# that depends on the exit object
2318		2632
2319	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2321	if ($exit->map) {	2635	if ($exit->map) {
2322	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2323	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2324	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2325	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2326	}	2642	}
2327		2643
2328	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2329		2645
2330	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2331	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2332	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2333		2649
2334	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2335	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2336	undef $fh;	2652	undef $fh;
2337	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2338		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2339	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2340	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2341	}	2661	}
2342	}	2662	}
2343		2663
2344	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2345	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2346		2666
2347	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2348		2668
2349	if ($exit->slaying eq "/!") {
2350	#TODO: this should de-fi-ni-te-ly not be a sync-job
2351	# the problem is that $exit might not survive long enough
2352	# so it needs to be done right now, right here
2353	cf::sync_job { prepare_random_map $exit };
2354	}
2355
2356	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2357	my $hp = $exit->stats->hp;
2358	my $sp = $exit->stats->sp;
2359
2360	$self->enter_link;	2669	$self->enter_link;
2361		2670
2362	(async {	2671	(async {
2363	$self->deactivate_recursive; # just to be sure	2672	$Coro::current->{desc} = "enter_exit";
		2673
2364	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
2365	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2366		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
2367	1;	2695	1
2368	}) {	2696	}) {
2369	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the deliantra server. "
2370	. "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. "
2371	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2372	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
2373		2701
2374	warn "ERROR in enter_exit: $@";	2702	warn "ERROR in enter_exit: $@";
…		…
2393		2721
2394	utf8::encode $text;	2722	utf8::encode $text;
2395	$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);
2396	}	2724	}
2397		2725
2398	=item $client->send_msg ($color, $type, $msg, [extra...])	2726	=item $client->send_msg ($channel, $msg, $color, [extra...])
2399		2727
2400	Send a drawinfo or msg packet to the client, formatting the msg for the	2728	Send a drawinfo or msg packet to the client, formatting the msg for the
2401	client if neccessary. C<$type> should be a string identifying the type of	2729	client if neccessary. C<$type> should be a string identifying the type of
2402	the message, with C<log> being the default. If C<$color> is negative, suppress	2730	the message, with C<log> being the default. If C<$color> is negative, suppress
2403	the message unless the client supports the msg packet.	2731	the message unless the client supports the msg packet.
2404		2732
2405	=cut	2733	=cut
2406		2734
		2735	# non-persistent channels (usually the info channel)
		2736	our %CHANNEL = (
		2737	"c/identify" => {
		2738	id => "infobox",
		2739	title => "Identify",
		2740	reply => undef,
		2741	tooltip => "Items recently identified",
		2742	},
		2743	"c/examine" => {
		2744	id => "infobox",
		2745	title => "Examine",
		2746	reply => undef,
		2747	tooltip => "Signs and other items you examined",
		2748	},
		2749	"c/book" => {
		2750	id => "infobox",
		2751	title => "Book",
		2752	reply => undef,
		2753	tooltip => "The contents of a note or book",
		2754	},
		2755	"c/lookat" => {
		2756	id => "infobox",
		2757	title => "Look",
		2758	reply => undef,
		2759	tooltip => "What you saw there",
		2760	},
		2761	"c/who" => {
		2762	id => "infobox",
		2763	title => "Players",
		2764	reply => undef,
		2765	tooltip => "Shows players who are currently online",
		2766	},
		2767	"c/body" => {
		2768	id => "infobox",
		2769	title => "Body Parts",
		2770	reply => undef,
		2771	tooltip => "Shows which body parts you posess and are available",
		2772	},
		2773	"c/uptime" => {
		2774	id => "infobox",
		2775	title => "Uptime",
		2776	reply => undef,
		2777	tooltip => "How long the server has been running since last restart",
		2778	},
		2779	"c/mapinfo" => {
		2780	id => "infobox",
		2781	title => "Map Info",
		2782	reply => undef,
		2783	tooltip => "Information related to the maps",
		2784	},
		2785	"c/party" => {
		2786	id => "party",
		2787	title => "Party",
		2788	reply => "gsay ",
		2789	tooltip => "Messages and chat related to your party",
		2790	},
		2791	);
		2792
2407	sub cf::client::send_msg {	2793	sub cf::client::send_msg {
2408	my ($self, $color, $type, $msg, @extra) = @_;	2794	my ($self, $channel, $msg, $color, @extra) = @_;
2409		2795
2410	$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	}
2411		2820
2412	return unless @extra || length $msg;	2821	return unless @extra || length $msg;
2413		2822
2414	if ($self->can_msg) {	2823	if ($self->can_msg) {
2415	$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);
2416	} else {	2844	} else {
2417	# replace some tags by gcfclient-compatible ones
2418	for ($msg) {
2419	1 while
2420	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2421	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2422	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2423	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2424	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2425	}
2426
2427	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
2428	if (0 && $msg =~ /\[/) {	2860	if (0 && $msg =~ /\[/) {
		2861	# COMMAND/INFO
2429	$self->send_packet ("drawextinfo $color 4 0 $msg")	2862	$self->send_packet ("drawextinfo $color 10 8 $msg")
2430	} else {	2863	} else {
2431	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2864	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2432	$self->send_packet ("drawinfo $color $msg")	2865	$self->send_packet ("drawinfo $color $msg")
2433	}	2866	}
2434	}	2867	}
2435	}	2868	}
2436	}	2869	}
2437		2870
2438	=item $client->ext_event ($type, %msg)	2871	=item $client->ext_msg ($type, @msg)
2439		2872
2440	Sends an ext event to the client.	2873	Sends an ext event to the client.
2441		2874
2442	=cut	2875	=cut
2443		2876
2444	sub cf::client::ext_event($$%) {	2877	sub cf::client::ext_msg($$@) {
2445	my ($self, $type, %msg) = @_;	2878	my ($self, $type, @msg) = @_;
2446		2879
		2880	if ($self->extcmd == 2) {
		2881	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2882	} elsif ($self->extcmd == 1) { # TODO: remove
2447	$msg{msgtype} = "event_$type";	2883	push @msg, msgtype => "event_$type";
2448	$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	}
2449	}	2904	}
2450		2905
2451	=item $success = $client->query ($flags, "text", \&cb)	2906	=item $success = $client->query ($flags, "text", \&cb)
2452		2907
2453	Queues a query to the client, calling the given callback with	2908	Queues a query to the client, calling the given callback with
…		…
2508	my ($ns, $buf) = @_;	2963	my ($ns, $buf) = @_;
2509		2964
2510	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2965	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2511		2966
2512	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
2513	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2975	if (my $cb = $EXTICMD{$type}) {
2514	if (my %reply = $cb->($ns, $msg)) {	2976	@reply = $cb->($ns, @payload);
2515	$reply{msgid} = $msg->{msgid};
2516	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2517	}
2518	}	2977	}
		2978
		2979	$ns->ext_reply ($reply, @reply)
		2980	if $reply;
		2981
2519	} else {	2982	} else {
2520	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";
2521	}	2984	}
2522		2985
2523	cf::override;	2986	cf::override;
…		…
2570	our $safe = new Safe "safe";	3033	our $safe = new Safe "safe";
2571	our $safe_hole = new Safe::Hole;	3034	our $safe_hole = new Safe::Hole;
2572		3035
2573	$SIG{FPE} = 'IGNORE';	3036	$SIG{FPE} = 'IGNORE';
2574		3037
2575	$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	));
2576		3043
2577	# here we export the classes and methods available to script code	3044	# here we export the classes and methods available to script code
2578		3045
2579	=pod	3046	=pod
2580		3047
2581	The following functions and methods are available within a safe environment:	3048	The following functions and methods are available within a safe environment:
2582		3049
2583	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
2584	cf::object::player player	3054	cf::object::player
2585	cf::player peaceful	3055	player
2586	cf::map trigger	3056
		3057	cf::player
		3058	peaceful
		3059
		3060	cf::map
		3061	trigger
2587		3062
2588	=cut	3063	=cut
2589		3064
2590	for (	3065	for (
2591	["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)],
2592	["cf::object::player" => qw(player)],	3069	["cf::object::player" => qw(player)],
2593	["cf::player" => qw(peaceful)],	3070	["cf::player" => qw(peaceful)],
2594	["cf::map" => qw(trigger)],	3071	["cf::map" => qw(trigger)],
2595	) {	3072	) {
2596	no strict 'refs';	3073	no strict 'refs';
…		…
2672	# the server's init and main functions	3149	# the server's init and main functions
2673		3150
2674	sub load_facedata($) {	3151	sub load_facedata($) {
2675	my ($path) = @_;	3152	my ($path) = @_;
2676		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
2677	warn "loading facedata from $path\n";	3160	warn "loading facedata from $path\n";
2678		3161
2679	my $facedata;	3162	my $facedata;
2680	0 < aio_load $path, $facedata	3163	0 < aio_load $path, $facedata
2681	or die "$path: $!";	3164	or die "$path: $!";
…		…
2683	$facedata = Coro::Storable::thaw $facedata;	3166	$facedata = Coro::Storable::thaw $facedata;
2684		3167
2685	$facedata->{version} == 2	3168	$facedata->{version} == 2
2686	or cf::cleanup "$path: version mismatch, cannot proceed.";	3169	or cf::cleanup "$path: version mismatch, cannot proceed.";
2687		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
2688	{	3178	{
2689	my $faces = $facedata->{faceinfo};	3179	my $faces = $facedata->{faceinfo};
2690		3180
2691	while (my ($face, $info) = each %$faces) {	3181	while (my ($face, $info) = each %$faces) {
2692	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3182	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3183
2693	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3184	cf::face::set_visibility $idx, $info->{visibility};
		3185	cf::face::set_magicmap $idx, $info->{magicmap};
2694	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3186	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2695	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3187	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2696	Coro::cede;	3188
		3189	cf::cede_to_tick;
2697	}	3190	}
2698		3191
2699	while (my ($face, $info) = each %$faces) {	3192	while (my ($face, $info) = each %$faces) {
2700	next unless $info->{smooth};	3193	next unless $info->{smooth};
		3194
2701	my $idx = cf::face::find $face	3195	my $idx = cf::face::find $face
2702	or next;	3196	or next;
		3197
2703	if (my $smooth = cf::face::find $info->{smooth}) {	3198	if (my $smooth = cf::face::find $info->{smooth}) {
		3199	cf::face::set_smooth $idx, $smooth;
2704	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3200	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2705	} else {	3201	} else {
2706	warn "smooth face '$info->{smooth}' not found for face '$face'";	3202	warn "smooth face '$info->{smooth}' not found for face '$face'";
2707	}	3203	}
2708	Coro::cede;	3204
		3205	cf::cede_to_tick;
2709	}	3206	}
2710	}	3207	}
2711		3208
2712	{	3209	{
2713	my $anims = $facedata->{animinfo};	3210	my $anims = $facedata->{animinfo};
2714		3211
2715	while (my ($anim, $info) = each %$anims) {	3212	while (my ($anim, $info) = each %$anims) {
2716	cf::anim::set $anim, $info->{frames}, $info->{facings};	3213	cf::anim::set $anim, $info->{frames}, $info->{facings};
2717	Coro::cede;	3214	cf::cede_to_tick;
2718	}	3215	}
2719		3216
2720	cf::anim::invalidate_all; # d'oh	3217	cf::anim::invalidate_all; # d'oh
2721	}	3218	}
2722		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
2723	1	3255	1
2724	}	3256	}
2725		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
2726	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
2727	load_resource_file "$MAPDIR/regions"	3301	load_resource_file "$MAPDIR/regions"
2728	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	}
2729	}	3308	}
2730		3309
2731	sub reload_facedata {	3310	sub reload_facedata {
2732	load_facedata "$DATADIR/facedata"	3311	load_facedata "$DATADIR/facedata"
2733	or die "unable to load facedata\n";	3312	or die "unable to load facedata\n";
2734	}	3313	}
2735		3314
2736	sub reload_archetypes {	3315	sub reload_archetypes {
2737	load_resource_file "$DATADIR/archetypes"	3316	load_resource_file "$DATADIR/archetypes"
2738	or die "unable to load archetypes\n";	3317	or die "unable to load archetypes\n";
2739	#d# NEED to laod twice to resolve forward references
2740	# this really needs to be done in an extra post-pass
2741	# (which needs to be synchronous, so solve it differently)
2742	load_resource_file "$DATADIR/archetypes"
2743	or die "unable to load archetypes\n";
2744	}	3318	}
2745		3319
2746	sub reload_treasures {	3320	sub reload_treasures {
2747	load_resource_file "$DATADIR/treasures"	3321	load_resource_file "$DATADIR/treasures"
2748	or die "unable to load treasurelists\n";	3322	or die "unable to load treasurelists\n";
2749	}	3323	}
2750		3324
2751	sub reload_resources {	3325	sub reload_resources {
2752	warn "reloading resource files...\n";	3326	warn "reloading resource files...\n";
2753		3327
		3328	reload_facedata;
		3329	reload_archetypes;
2754	reload_regions;	3330	reload_regions;
2755	reload_facedata;
2756	#reload_archetypes;#d#
2757	reload_archetypes;
2758	reload_treasures;	3331	reload_treasures;
2759		3332
2760	warn "finished reloading resource files\n";	3333	warn "finished reloading resource files\n";
2761	}	3334	}
2762		3335
2763	sub init {	3336	sub init {
		3337	my $guard = freeze_mainloop;
		3338
		3339	evthread_start IO::AIO::poll_fileno;
		3340
2764	reload_resources;	3341	reload_resources;
2765	}	3342	}
2766		3343
2767	sub cfg_load {	3344	sub reload_config {
2768	open my $fh, "<:utf8", "$CONFDIR/config"	3345	open my $fh, "<:utf8", "$CONFDIR/config"
2769	or return;	3346	or return;
2770		3347
2771	local $/;	3348	local $/;
2772	*CFG = YAML::Syck::Load <$fh>;	3349	*CFG = YAML::Load <$fh>;
2773		3350
2774	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3351	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2775		3352
2776	$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};
2777	$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};
…		…
2783	};	3360	};
2784	warn $@ if $@;	3361	warn $@ if $@;
2785	}	3362	}
2786	}	3363	}
2787		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
2788	sub main {	3384	sub main {
		3385	atomic;
		3386
2789	# we must not ever block the main coroutine	3387	# we must not ever block the main coroutine
2790	local $Coro::idle = sub {	3388	local $Coro::idle = sub {
2791	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#
2792	(async {	3390	(async {
2793	Event::one_event;	3391	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3392	EV::loop EV::LOOP_ONESHOT;
2794	})->prio (Coro::PRIO_MAX);	3393	})->prio (Coro::PRIO_MAX);
2795	};	3394	};
2796		3395
2797	cfg_load;	3396	{
		3397	my $guard = freeze_mainloop;
		3398	reload_config;
2798	db_init;	3399	db_init;
2799	load_extensions;	3400	load_extensions;
2800		3401
2801	$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
2802	Event::loop;	3410	EV::loop;
2803	}	3411	}
2804		3412
2805	#############################################################################	3413	#############################################################################
2806	# initialisation and cleanup	3414	# initialisation and cleanup
2807		3415
2808	# install some emergency cleanup handlers	3416	# install some emergency cleanup handlers
2809	BEGIN {	3417	BEGIN {
		3418	our %SIGWATCHER = ();
2810	for my $signal (qw(INT HUP TERM)) {	3419	for my $signal (qw(INT HUP TERM)) {
2811	Event->signal (	3420	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2812	reentrant => 0,
2813	data => WF_AUTOCANCEL,
2814	signal => $signal,
2815	prio => 0,
2816	cb => sub {
2817	cf::cleanup "SIG$signal";	3421	cf::cleanup "SIG$signal";
2818	},
2819	);	3422	};
2820	}	3423	}
2821	}	3424	}
2822		3425
2823	sub write_runtime {	3426	sub write_runtime_sync {
2824	my $runtime = "$LOCALDIR/runtime";
2825
2826	# first touch the runtime file to show we are still running:	3427	# first touch the runtime file to show we are still running:
2827	# the fsync below can take a very very long time.	3428	# the fsync below can take a very very long time.
2828		3429
2829	IO::AIO::aio_utime $runtime, undef, undef;	3430	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2830		3431
2831	my $guard = cf::lock_acquire "write_runtime";	3432	my $guard = cf::lock_acquire "write_runtime";
2832		3433
2833	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3434	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2834	or return;	3435	or return;
2835		3436
2836	my $value = $cf::RUNTIME + 90 + 10;	3437	my $value = $cf::RUNTIME + 90 + 10;
2837	# 10 is the runtime save interval, for a monotonic clock	3438	# 10 is the runtime save interval, for a monotonic clock
2838	# 60 allows for the watchdog to kill the server.	3439	# 60 allows for the watchdog to kill the server.
…		…
2848	aio_utime $fh, undef, undef;	3449	aio_utime $fh, undef, undef;
2849		3450
2850	close $fh	3451	close $fh
2851	or return;	3452	or return;
2852		3453
2853	aio_rename "$runtime~", $runtime	3454	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2854	and return;	3455	and return;
2855		3456
2856	warn "runtime file written.\n";	3457	warn "runtime file written.\n";
2857		3458
2858	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($$) {
		3499	my ($skip, $sync) = @_;
		3500
		3501	$sync ? write_uuid_sync $skip
		3502	: async { write_uuid_sync $skip };
2859	}	3503	}
2860		3504
2861	sub emergency_save() {	3505	sub emergency_save() {
2862	my $freeze_guard = cf::freeze_mainloop;	3506	my $freeze_guard = cf::freeze_mainloop;
2863		3507
…		…
2869	# and maps saved/destroyed asynchronously.	3513	# and maps saved/destroyed asynchronously.
2870	warn "begin emergency player save\n";	3514	warn "begin emergency player save\n";
2871	for my $login (keys %cf::PLAYER) {	3515	for my $login (keys %cf::PLAYER) {
2872	my $pl = $cf::PLAYER{$login} or next;	3516	my $pl = $cf::PLAYER{$login} or next;
2873	$pl->valid or next;	3517	$pl->valid or next;
		3518	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2874	$pl->save;	3519	$pl->save;
2875	}	3520	}
2876	warn "end emergency player save\n";	3521	warn "end emergency player save\n";
2877		3522
2878	warn "begin emergency map save\n";	3523	warn "begin emergency map save\n";
…		…
2884	warn "end emergency map save\n";	3529	warn "end emergency map save\n";
2885		3530
2886	warn "begin emergency database checkpoint\n";	3531	warn "begin emergency database checkpoint\n";
2887	BDB::db_env_txn_checkpoint $DB_ENV;	3532	BDB::db_env_txn_checkpoint $DB_ENV;
2888	warn "end emergency database checkpoint\n";	3533	warn "end emergency database checkpoint\n";
		3534
		3535	warn "begin write uuid\n";
		3536	write_uuid_sync 1;
		3537	warn "end write uuid\n";
2889	};	3538	};
2890		3539
2891	warn "leave emergency perl save\n";	3540	warn "leave emergency perl save\n";
2892	}	3541	}
2893		3542
2894	sub post_cleanup {	3543	sub post_cleanup {
2895	my ($make_core) = @_;	3544	my ($make_core) = @_;
2896		3545
2897	warn Carp::longmess "post_cleanup backtrace"	3546	warn Carp::longmess "post_cleanup backtrace"
2898	if $make_core;	3547	if $make_core;
		3548
		3549	my $fh = pidfile;
		3550	unlink $PIDFILE if <$fh> == $$;
2899	}	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 $RELOAD; # how many times to reload
2900		3580
2901	sub do_reload_perl() {	3581	sub do_reload_perl() {
2902	# can/must only be called in main	3582	# can/must only be called in main
2903	if ($Coro::current != $Coro::main) {	3583	if ($Coro::current != $Coro::main) {
2904	warn "can only reload from main coroutine";	3584	warn "can only reload from main coroutine";
2905	return;	3585	return;
2906	}	3586	}
2907		3587
		3588	return if $RELOAD++;
		3589
		3590	while ($RELOAD) {
2908	warn "reloading...";	3591	warn "reloading...";
2909		3592
2910	warn "entering sync_job";	3593	warn "entering sync_job";
2911		3594
2912	cf::sync_job {	3595	cf::sync_job {
2913	cf::write_runtime; # external watchdog should not bark	3596	cf::write_runtime_sync; # external watchdog should not bark
2914	cf::emergency_save;	3597	cf::emergency_save;
2915	cf::write_runtime; # external watchdog should not bark	3598	cf::write_runtime_sync; # external watchdog should not bark
2916		3599
2917	warn "syncing database to disk";	3600	warn "syncing database to disk";
2918	BDB::db_env_txn_checkpoint $DB_ENV;	3601	BDB::db_env_txn_checkpoint $DB_ENV;
2919		3602
2920	# 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
2921		3604
2922	warn "cancelling all WF_AUTOCANCEL watchers";
2923	for (Event::all_watchers) {
2924	$_->cancel if $_->data & WF_AUTOCANCEL;
2925	}
2926
2927	warn "flushing outstanding aio requests";	3605	warn "flushing outstanding aio requests";
2928	for (;;) {
2929	BDB::flush;
2930	IO::AIO::flush;
2931	Coro::cede;
2932	last unless IO::AIO::nreqs || BDB::nreqs;	3606	while (IO::AIO::nreqs || BDB::nreqs) {
2933	warn "iterate...";	3607	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2934	}
2935
2936	++$RELOAD;
2937
2938	warn "cancelling all extension coros";
2939	$_->cancel for values %EXT_CORO;
2940	%EXT_CORO = ();
2941
2942	warn "removing commands";
2943	%COMMAND = ();
2944
2945	warn "removing ext/exti commands";
2946	%EXTCMD = ();
2947	%EXTICMD = ();
2948
2949	warn "unloading/nuking all extensions";
2950	for my $pkg (@EXTS) {
2951	warn "... unloading $pkg";
2952
2953	if (my $cb = $pkg->can ("unload")) {
2954	eval {
2955	$cb->($pkg);
2956	1
2957	} or warn "$pkg unloaded, but with errors: $@";
2958	}	3608	}
2959		3609
2960	warn "... nuking $pkg";	3610	warn "cancelling all extension coros";
2961	Symbol::delete_package $pkg;	3611	$_->cancel for values %EXT_CORO;
2962	}	3612	%EXT_CORO = ();
2963		3613
2964	warn "unloading all perl modules loaded from $LIBDIR";	3614	warn "removing commands";
2965	while (my ($k, $v) = each %INC) {	3615	%COMMAND = ();
2966	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2967		3616
		3617	warn "removing ext/exti commands";
		3618	%EXTCMD = ();
		3619	%EXTICMD = ();
		3620
		3621	warn "unloading/nuking all extensions";
		3622	for my $pkg (@EXTS) {
2968	warn "... unloading $k";	3623	warn "... unloading $pkg";
2969	delete $INC{$k};
2970		3624
2971	$k =~ s/\.pm$//;
2972	$k =~ s/\//::/g;
2973
2974	if (my $cb = $k->can ("unload_module")) {	3625	if (my $cb = $pkg->can ("unload")) {
		3626	eval {
2975	$cb->();	3627	$cb->($pkg);
		3628	1
		3629	} or warn "$pkg unloaded, but with errors: $@";
		3630	}
		3631
		3632	warn "... clearing $pkg";
		3633	clear_package $pkg;
2976	}	3634	}
2977		3635
2978	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 $k;
2979	}	3651	}
2980		3652
2981	warn "getting rid of safe::, as good as possible";	3653	warn "getting rid of safe::, as good as possible";
2982	Symbol::delete_package "safe::$_"	3654	clear_package "safe::$_"
2983	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);
2984		3656
2985	warn "unloading cf.pm \"a bit\"";	3657	warn "unloading cf.pm \"a bit\"";
2986	delete $INC{"cf.pm"};	3658	delete $INC{"cf.pm"};
2987	delete $INC{"cf/pod.pm"};	3659	delete $INC{"cf/pod.pm"};
2988		3660
2989	# don't, removes xs symbols, too,	3661	# don't, removes xs symbols, too,
2990	# and global variables created in xs	3662	# and global variables created in xs
2991	#Symbol::delete_package __PACKAGE__;	3663	#clear_package __PACKAGE__;
2992		3664
2993	warn "unload completed, starting to reload now";	3665	warn "unload completed, starting to reload now";
2994		3666
2995	warn "reloading cf.pm";	3667	warn "reloading cf.pm";
2996	require cf;	3668	require cf;
2997	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3669	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2998		3670
2999	warn "loading config and database again";	3671	warn "loading config and database again";
3000	cf::cfg_load;	3672	cf::reload_config;
3001		3673
3002	warn "loading extensions";	3674	warn "loading extensions";
3003	cf::load_extensions;	3675	cf::load_extensions;
3004		3676
3005	warn "reattaching attachments to objects/players";	3677	warn "reattaching attachments to objects/players";
3006	_global_reattach; # objects, sockets	3678	_global_reattach; # objects, sockets
3007	warn "reattaching attachments to maps";	3679	warn "reattaching attachments to maps";
3008	reattach $_ for values %MAP;	3680	reattach $_ for values %MAP;
3009	warn "reattaching attachments to players";	3681	warn "reattaching attachments to players";
3010	reattach $_ for values %PLAYER;	3682	reattach $_ for values %PLAYER;
3011		3683
3012	warn "leaving sync_job";	3684	warn "leaving sync_job";
3013		3685
3014	1	3686	1
3015	} or do {	3687	} or do {
3016	warn $@;	3688	warn $@;
3017	warn "error while reloading, exiting.";	3689	cf::cleanup "error while reloading, exiting.";
3018	exit 1;
3019	};	3690	};
3020		3691
3021	warn "reloaded";	3692	warn "reloaded";
		3693	--$RELOAD;
		3694	}
3022	};	3695	};
3023		3696
3024	our $RELOAD_WATCHER; # used only during reload	3697	our $RELOAD_WATCHER; # used only during reload
3025		3698
3026	sub reload_perl() {	3699	sub reload_perl() {
3027	# doing reload synchronously and two reloads happen back-to-back,	3700	# doing reload synchronously and two reloads happen back-to-back,
3028	# coro crashes during coro_state_free->destroy here.	3701	# coro crashes during coro_state_free->destroy here.
3029		3702
3030	$RELOAD_WATCHER ||= Event->timer (	3703	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3031	reentrant => 0,
3032	after => 0,
3033	data => WF_AUTOCANCEL,
3034	cb => sub {
3035	do_reload_perl;	3704	do_reload_perl;
3036	undef $RELOAD_WATCHER;	3705	undef $RELOAD_WATCHER;
3037	},
3038	);	3706	};
3039	}	3707	}
3040		3708
3041	register_command "reload" => sub {	3709	register_command "reload" => sub {
3042	my ($who, $arg) = @_;	3710	my ($who, $arg) = @_;
3043		3711
3044	if ($who->flag (FLAG_WIZ)) {	3712	if ($who->flag (FLAG_WIZ)) {
3045	$who->message ("reloading server.");	3713	$who->message ("reloading server.");
		3714	async {
		3715	$Coro::current->{desc} = "perl_reload";
3046	async { reload_perl };	3716	reload_perl;
		3717	};
3047	}	3718	}
3048	};	3719	};
3049		3720
3050	unshift @INC, $LIBDIR;	3721	unshift @INC, $LIBDIR;
3051		3722
…		…
3053		3724
3054	our @WAIT_FOR_TICK;	3725	our @WAIT_FOR_TICK;
3055	our @WAIT_FOR_TICK_BEGIN;	3726	our @WAIT_FOR_TICK_BEGIN;
3056		3727
3057	sub wait_for_tick {	3728	sub wait_for_tick {
3058	return unless $TICK_WATCHER->is_active;
3059	return if $Coro::current == $Coro::main;	3729	return if tick_inhibit || $Coro::current == $Coro::main;
3060		3730
3061	my $signal = new Coro::Signal;	3731	my $signal = new Coro::Signal;
3062	push @WAIT_FOR_TICK, $signal;	3732	push @WAIT_FOR_TICK, $signal;
3063	$signal->wait;	3733	$signal->wait;
3064	}	3734	}
3065		3735
3066	sub wait_for_tick_begin {	3736	sub wait_for_tick_begin {
3067	return unless $TICK_WATCHER->is_active;
3068	return if $Coro::current == $Coro::main;	3737	return if tick_inhibit || $Coro::current == $Coro::main;
3069		3738
3070	my $signal = new Coro::Signal;	3739	my $signal = new Coro::Signal;
3071	push @WAIT_FOR_TICK_BEGIN, $signal;	3740	push @WAIT_FOR_TICK_BEGIN, $signal;
3072	$signal->wait;	3741	$signal->wait;
3073	}	3742	}
3074		3743
3075	my $min = 1e6;#d#	3744	sub tick {
3076	my $avg = 10;
3077	$TICK_WATCHER = Event->timer (
3078	reentrant => 0,
3079	parked => 1,
3080	prio => 0,
3081	at => $NEXT_TICK || $TICK,
3082	data => WF_AUTOCANCEL,
3083	cb => sub {
3084	if ($Coro::current != $Coro::main) {	3745	if ($Coro::current != $Coro::main) {
3085	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3746	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3086	unless ++$bug_warning > 10;	3747	unless ++$bug_warning > 10;
3087	return;	3748	return;
3088	}	3749	}
3089		3750
3090	$NOW = $tick_start = Event::time;
3091
3092	cf::server_tick; # one server iteration	3751	cf::server_tick; # one server iteration
3093		3752
3094	0 && sync_job {#d#	3753	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3095	for(1..10) {	3754	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3096	my $t = Event::time;	3755	Coro::async_pool {
3097	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3756	$Coro::current->{desc} = "runtime saver";
3098	or die;	3757	write_runtime_sync
3099		3758	or warn "ERROR: unable to write runtime file: $!";
3100	$map->width (50);
3101	$map->height (50);
3102	$map->alloc;
3103	$map->_load_objects ("/tmp/x.map", 1);
3104	my $t = Event::time - $t;
3105
3106	#next unless $t < 0.0013;#d#
3107	if ($t < $min) {
3108	$min = $t;
3109	}
3110	$avg = $avg * 0.99 + $t * 0.01;
3111	}
3112	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3113	exit 0;
3114	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3115	};	3759	};
		3760	}
3116		3761
3117	$RUNTIME += $TICK;
3118	$NEXT_TICK += $TICK;
3119
3120	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3121	$NEXT_RUNTIME_WRITE = $NOW + 10;
3122	Coro::async_pool {
3123	write_runtime
3124	or warn "ERROR: unable to write runtime file: $!";
3125	};
3126	}
3127
3128	# my $AFTER = Event::time;
3129	# warn $AFTER - $NOW;#d#
3130
3131	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3762	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3132	$sig->send;	3763	$sig->send;
3133	}	3764	}
3134	while (my $sig = shift @WAIT_FOR_TICK) {	3765	while (my $sig = shift @WAIT_FOR_TICK) {
3135	$sig->send;	3766	$sig->send;
3136	}	3767	}
3137		3768
3138	$NOW = Event::time;	3769	$LOAD = ($NOW - $TICK_START) / $TICK;
3139
3140	# if we are delayed by four ticks or more, skip them all
3141	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3142
3143	$TICK_WATCHER->at ($NEXT_TICK);
3144	$TICK_WATCHER->start;
3145
3146	$LOAD = ($NOW - $tick_start) / $TICK;
3147	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3770	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3148		3771
3149	_post_tick;	3772	if (0) {
3150		3773	if ($NEXT_TICK) {
3151		3774	my $jitter = $TICK_START - $NEXT_TICK;
		3775	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3776	warn "jitter $JITTER\n";#d#
		3777	}
3152	},	3778	}
3153	);	3779	}
3154		3780
3155	{	3781	{
3156	BDB::max_poll_time $TICK * 0.1;	3782	# configure BDB
3157	$BDB_POLL_WATCHER = Event->io (	3783
3158	reentrant => 0,
3159	fd => BDB::poll_fileno,
3160	poll => 'r',
3161	prio => 0,
3162	data => WF_AUTOCANCEL,
3163	cb => \&BDB::poll_cb,
3164	);
3165	BDB::min_parallel 8;	3784	BDB::min_parallel 8;
3166		3785	BDB::max_poll_reqs $TICK * 0.1;
3167	BDB::set_sync_prepare {	3786	$AnyEvent::BDB::WATCHER->priority (1);
3168	my $status;
3169	my $current = $Coro::current;
3170	(
3171	sub {
3172	$status = $!;
3173	$current->ready; undef $current;
3174	},
3175	sub {
3176	Coro::schedule while defined $current;
3177	$! = $status;
3178	},
3179	)
3180	};
3181		3787
3182	unless ($DB_ENV) {	3788	unless ($DB_ENV) {
3183	$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);
3184		3795
3185	cf::sync_job {	3796	cf::sync_job {
3186	eval {	3797	eval {
3187	BDB::db_env_open	3798	BDB::db_env_open
3188	$DB_ENV,	3799	$DB_ENV,
…		…
3190	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3801	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3191	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3802	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3192	0666;	3803	0666;
3193		3804
3194	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3805	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3195
3196	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3197	$DB_ENV->set_lk_detect;
3198	};	3806	};
3199		3807
3200	cf::cleanup "db_env_open(db): $@" if $@;	3808	cf::cleanup "db_env_open(db): $@" if $@;
3201	};	3809	};
3202	}	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	};
3203	}	3821	}
3204		3822
3205	{	3823	{
		3824	# configure IO::AIO
		3825
3206	IO::AIO::min_parallel 8;	3826	IO::AIO::min_parallel 8;
3207
3208	undef $Coro::AIO::WATCHER;
3209	IO::AIO::max_poll_time $TICK * 0.1;	3827	IO::AIO::max_poll_time $TICK * 0.1;
3210	$AIO_POLL_WATCHER = Event->io (	3828	undef $AnyEvent::AIO::WATCHER;
3211	reentrant => 0,
3212	data => WF_AUTOCANCEL,
3213	fd => IO::AIO::poll_fileno,
3214	poll => 'r',
3215	prio => 6,
3216	cb => \&IO::AIO::poll_cb,
3217	);
3218	}	3829	}
3219		3830
3220	my $_log_backtrace;	3831	my $_log_backtrace;
3221		3832
3222	sub _log_backtrace {	3833	sub _log_backtrace {
…		…
3225	$msg =~ s/\n//;	3836	$msg =~ s/\n//;
3226		3837
3227	# limit the # of concurrent backtraces	3838	# limit the # of concurrent backtraces
3228	if ($_log_backtrace < 2) {	3839	if ($_log_backtrace < 2) {
3229	++$_log_backtrace;	3840	++$_log_backtrace;
		3841	my $perl_bt = Carp::longmess $msg;
3230	async {	3842	async {
		3843	$Coro::current->{desc} = "abt $msg";
		3844
3231	my @bt = fork_call {	3845	my @bt = fork_call {
3232	@addr = map { sprintf "%x", $_ } @addr;	3846	@addr = map { sprintf "%x", $_ } @addr;
3233	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3847	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3234	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 |"
3235	or die "addr2line: $!";	3849	or die "addr2line: $!";
…		…
3243	}	3857	}
3244		3858
3245	@funcs	3859	@funcs
3246	};	3860	};
3247		3861
3248	LOG llevInfo, "[ABT] $msg\n";	3862	LOG llevInfo, "[ABT] $perl_bt\n";
		3863	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3249	LOG llevInfo, "[ABT] $_\n" for @bt;	3864	LOG llevInfo, "[ABT] $_\n" for @bt;
3250	--$_log_backtrace;	3865	--$_log_backtrace;
3251	};	3866	};
3252	} else {	3867	} else {
3253	LOG llevInfo, "[ABT] $msg\n";	3868	LOG llevInfo, "[ABT] $msg\n";

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