ViewVC Help

View File | Revision Log | Show Annotations | Download File

/cvs/deliantra/server/lib/cf.pm

Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.283 by root, Sun Jun 24 04:09:29 2007 UTC vs.
Revision 1.446 by root, Tue Sep 16 16:03:02 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
		51	use JSON::XS 2.01 ();
25	use BDB ();	52	use BDB ();
26	use Data::Dumper;	53	use Data::Dumper;
27	use Digest::MD5;	54	use Digest::MD5;
28	use Fcntl;	55	use Fcntl;
29	use YAML::Syck ();	56	use YAML ();
30	use IO::AIO 2.32 ();	57	use IO::AIO ();
31	use Time::HiRes;	58	use Time::HiRes;
32	use Compress::LZF;	59	use Compress::LZF;
		60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
33		63
34	# configure various modules to our taste	64	# configure various modules to our taste
35	#	65	#
36	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
37	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
38	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
39		69
40	$Event::Eval = 1; # no idea why this is required, but it is
41
42	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
43	$YAML::Syck::ImplicitUnicode = 1;
44
45	$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
46		71
47	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
48		73
49	our %COMMAND = ();	74	our %COMMAND = ();
50	our %COMMAND_TIME = ();	75	our %COMMAND_TIME = ();
51		76
52	our @EXTS = (); # list of extension package names	77	our @EXTS = (); # list of extension package names
53	our %EXTCMD = ();	78	our %EXTCMD = ();
		79	our %EXTICMD = ();
54	our %EXT_CORO = (); # coroutines bound to extensions	80	our %EXT_CORO = (); # coroutines bound to extensions
55	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
56		82
57	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
58	our @EVENT;	84	our @EVENT;
59		85
60	our $CONFDIR = confdir;	86	our $CONFDIR = confdir;
61	our $DATADIR = datadir;	87	our $DATADIR = datadir;
62	our $LIBDIR = "$DATADIR/ext";	88	our $LIBDIR = "$DATADIR/ext";
63	our $PODDIR = "$DATADIR/pod";	89	our $PODDIR = "$DATADIR/pod";
64	our $MAPDIR = "$DATADIR/" . mapdir;	90	our $MAPDIR = "$DATADIR/" . mapdir;
65	our $LOCALDIR = localdir;	91	our $LOCALDIR = localdir;
66	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
67	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
68	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
69	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
70	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our $PIDFILE = "$LOCALDIR/pid";
		98	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		99
		100	our %RESOURCE;
71		101
72	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	102	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
73	our $TICK_WATCHER;
74	our $AIO_POLL_WATCHER;
75	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
76	our $NEXT_TICK;	104	our $NEXT_TICK;
77	our $NOW;
78	our $USE_FSYNC = 1; # use fsync to write maps - default off	105	our $USE_FSYNC = 1; # use fsync to write maps - default off
79		106
		107	our $BDB_DEADLOCK_WATCHER;
		108	our $BDB_CHECKPOINT_WATCHER;
80	our $BDB_POLL_WATCHER;	109	our $BDB_TRICKLE_WATCHER;
81	our $DB_ENV;	110	our $DB_ENV;
82		111
83	our %CFG;	112	our %CFG;
84		113
85	our $UPTIME; $UPTIME ||= time;	114	our $UPTIME; $UPTIME ||= time;
86	our $RUNTIME;	115	our $RUNTIME;
		116	our $NOW;
87		117
88	our %PLAYER; # all users	118	our (%PLAYER, %PLAYER_LOADING); # all users
89	our %MAP; # all maps	119	our (%MAP, %MAP_LOADING ); # all maps
90	our $LINK_MAP; # the special {link} map, which is always available	120	our $LINK_MAP; # the special {link} map, which is always available
91		121
92	# 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 ∕
93	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	123	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
94		124
95	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)
96	our $LOADAVG; # same thing, but with alpha-smoothing	126	our $LOADAVG; # same thing, but with alpha-smoothing
		127	our $JITTER; # average jitter
97	our $tick_start; # for load detecting purposes	128	our $TICK_START; # for load detecting purposes
98		129
99	binmode STDOUT;	130	binmode STDOUT;
100	binmode STDERR;	131	binmode STDERR;
101		132
102	# read virtual server time, if available	133	# read virtual server time, if available
103	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	134	unless ($RUNTIME || !-e $RUNTIMEFILE) {
104	open my $fh, "<", "$LOCALDIR/runtime"	135	open my $fh, "<", $RUNTIMEFILE
105	or die "unable to read runtime file: $!";	136	or die "unable to read $RUNTIMEFILE file: $!";
106	$RUNTIME = <$fh> + 0.;	137	$RUNTIME = <$fh> + 0.;
107	}	138	}
108		139
109	mkdir $_	140	mkdir $_
110	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
155		186
156	The raw value load value from the last tick.	187	The raw value load value from the last tick.
157		188
158	=item %cf::CFG	189	=item %cf::CFG
159		190
160	Configuration for the server, loaded from C</etc/crossfire/config>, or	191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
161	from wherever your confdir points to.	192	from wherever your confdir points to.
162		193
163	=item cf::wait_for_tick, cf::wait_for_tick_begin	194	=item cf::wait_for_tick, cf::wait_for_tick_begin
164		195
165	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
166	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
167	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.
168		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
169	=back	206	=back
170		207
171	=cut	208	=cut
172		209
173	BEGIN {	210	BEGIN {
…		…
177	$msg .= "\n"	214	$msg .= "\n"
178	unless $msg =~ /\n$/;	215	unless $msg =~ /\n$/;
179		216
180	$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;
181		218
182	utf8::encode $msg;
183	LOG llevError, $msg;	219	LOG llevError, $msg;
184	};	220	};
185	}	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#?
186		237
187	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
188	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
189	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
190	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
197	for my $pkg (qw(	248	for my $pkg (qw(
198	cf::global cf::attachable	249	cf::global cf::attachable
199	cf::object cf::object::player	250	cf::object cf::object::player
200	cf::client cf::player	251	cf::client cf::player
201	cf::arch cf::living	252	cf::arch cf::living
		253	cf::map cf::mapspace
202	cf::map cf::party cf::region	254	cf::party cf::region
203	)) {	255	)) {
204	no strict 'refs';
205	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
206	}	257	}
207		258
208	$Event::DIED = sub {	259	$EV::DIED = sub {
209	warn "error in event callback: @_";	260	warn "error in event callback: @_";
210	};	261	};
211		262
212	#############################################################################	263	#############################################################################
213		264
…		…
236	$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;
237	$d	288	$d
238	} || "[unable to dump $_[0]: '$@']";	289	} || "[unable to dump $_[0]: '$@']";
239	}	290	}
240		291
241	use JSON::XS qw(to_json from_json); # TODO# replace by JSON::PC once working
242
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.
		299
		300	=cut
		301
		302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
		303
		304	sub encode_json($) { $json_coder->encode ($_[0]) }
		305	sub decode_json($) { $json_coder->decode ($_[0]) }
250		306
251	=item cf::lock_wait $string	307	=item cf::lock_wait $string
252		308
253	Wait until the given lock is available. See cf::lock_acquire.	309	Wait until the given lock is available. See cf::lock_acquire.
254		310
…		…
257	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
258	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,
259	for example when the coroutine gets canceled), the lock is automatically	315	for example when the coroutine gets canceled), the lock is automatically
260	returned.	316	returned.
261		317
		318	Locks are *not* recursive, locking from the same coro twice results in a
		319	deadlocked coro.
		320
262	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
263	uses map_find and cf::map::load uses map_load).	322	uses map_find and cf::map::load uses map_load).
264		323
265	=item $locked = cf::lock_active $string	324	=item $locked = cf::lock_active $string
266		325
267	Return true if the lock is currently active, i.e. somebody has locked it.	326	Return true if the lock is currently active, i.e. somebody has locked it.
268		327
269	=cut	328	=cut
270		329
271	our %LOCK;	330	our %LOCK;
		331	our %LOCKER;#d#
272		332
273	sub lock_wait($) {	333	sub lock_wait($) {
274	my ($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#
275		340
276	# wait for lock, if any	341	# wait for lock, if any
277	while ($LOCK{$key}) {	342	while ($LOCK{$key}) {
278	push @{ $LOCK{$key} }, $Coro::current;	343	push @{ $LOCK{$key} }, $Coro::current;
279	Coro::schedule;	344	Coro::schedule;
…		…
285		350
286	# wait, to be sure we are not locked	351	# wait, to be sure we are not locked
287	lock_wait $key;	352	lock_wait $key;
288		353
289	$LOCK{$key} = [];	354	$LOCK{$key} = [];
		355	$LOCKER{$key} = $Coro::current;#d#
290		356
291	Coro::guard {	357	Coro::guard {
		358	delete $LOCKER{$key};#d#
292	# wake up all waiters, to be on the safe side	359	# wake up all waiters, to be on the safe side
293	$_->ready for @{ delete $LOCK{$key} };	360	$_->ready for @{ delete $LOCK{$key} };
294	}	361	}
295	}	362	}
296		363
…		…
299		366
300	! ! $LOCK{$key}	367	! ! $LOCK{$key}
301	}	368	}
302		369
303	sub freeze_mainloop {	370	sub freeze_mainloop {
304	return unless $TICK_WATCHER->is_active;	371	tick_inhibit_inc;
305		372
306	my $guard = Coro::guard {	373	Coro::guard \&tick_inhibit_dec;
307	$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($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
		389	}
		390
		391	=item cf::get_slot $time[, $priority[, $name]]
		392
		393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		394	This call blocks and returns only when you have at least C<$time> seconds
		395	of cpu time till the next tick. The slot is only valid till the next cede.
		396
		397	The optional C<$name> can be used to identify the job to run. It might be
		398	used for statistical purposes and should identify the same time-class.
		399
		400	Useful for short background jobs.
		401
		402	=cut
		403
		404	our @SLOT_QUEUE;
		405	our $SLOT_QUEUE;
		406
		407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		408	$SLOT_QUEUE = Coro::async {
		409	$Coro::current->desc ("timeslot manager");
		410
		411	my $signal = new Coro::Signal;
		412
		413	while () {
		414	next_job:
		415	my $avail = cf::till_tick;
		416	if ($avail > 0.01) {
		417	for (0 .. $#SLOT_QUEUE) {
		418	if ($SLOT_QUEUE[$_][0] < $avail) {
		419	my $job = splice @SLOT_QUEUE, $_, 1, ();
		420	$job->[2]->send;
		421	Coro::cede;
		422	goto next_job;
		423	}
		424	}
		425	}
		426
		427	if (@SLOT_QUEUE) {
		428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		429	push @cf::WAIT_FOR_TICK, $signal;
		430	$signal->wait;
		431	} else {
		432	Coro::schedule;
		433	}
308	};	434	}
309	$TICK_WATCHER->stop;	435	};
310	$guard	436
		437	sub get_slot($;$$) {
		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	$sig->wait;
311	}	449	}
312		450
313	=item cf::async { BLOCK }	451	=item cf::async { BLOCK }
314		452
315	Currently the same as Coro::async_pool, meaning you cannot use	453	Currently the same as Coro::async_pool, meaning you cannot use
…		…
320		458
321	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
322		460
323	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
324		462
325	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	The design of Deliantra requires that the main coroutine ($Coro::main)
326	is always able to handle events or runnable, as Crossfire TRT is only	464	is always able to handle events or runnable, as Deliantra is only
327	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	465	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
328	acceptable.	466	acceptable.
329		467
330	If it must be done, put the blocking parts into C<sync_job>. This will run	468	If it must be done, put the blocking parts into C<sync_job>. This will run
331	the given BLOCK in another coroutine while waiting for the result. The	469	the given BLOCK in another coroutine while waiting for the result. The
…		…
336		474
337	sub sync_job(&) {	475	sub sync_job(&) {
338	my ($job) = @_;	476	my ($job) = @_;
339		477
340	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
341	my $time = Event::time;	479	my $time = EV::time;
342		480
343	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
344	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
345		483
346	# TODO: use suspend/resume instead	484	LOG llevError, Carp::longmess "sync job";#d#
347	# (but this is cancel-safe)	485
348	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
349		487
350	my $busy = 1;	488	my $busy = 1;
351	my @res;	489	my @res;
352		490
353	(async {	491	(async {
		492	$Coro::current->desc ("sync job coro");
354	@res = eval { $job->() };	493	@res = eval { $job->() };
355	warn $@ if $@;	494	warn $@ if $@;
356	undef $busy;	495	undef $busy;
357	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
358		497
359	while ($busy) {	498	while ($busy) {
360	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
361	}	503	}
		504	}
362		505
363	$time = Event::time - $time;	506	my $time = EV::time - $time;
364		507
365	LOG llevError | logBacktrace, Carp::longmess "long sync job"
366	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
367
368	$tick_start += $time; # do not account sync jobs to server load	508	$TICK_START += $time; # do not account sync jobs to server load
369		509
370	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
371	} else {	511	} else {
372	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
373		513
…		…
398	=item fork_call { }, $args	538	=item fork_call { }, $args
399		539
400	Executes the given code block with the given arguments in a seperate	540	Executes the given code block with the given arguments in a seperate
401	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
402	Coro::Storable. May, of course, block. Note that the executed sub may	542	Coro::Storable. May, of course, block. Note that the executed sub may
403	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
404		544
405	=cut	545	=cut
406		546
407	sub fork_call(&@) {	547	sub fork_call(&@) {
408	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
409		549
410	# 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,
411	# or die "socketpair: $!";	551	# otherwise perl prematurely frees the stuff :/
412	pipe my $fh1, my $fh2	552	# TODO: investigate and fix (likely this will be rather laborious)
413	or die "pipe: $!";
414		553
415	if (my $pid = fork) {	554	my @res = Coro::Util::fork_eval {
416	close $fh2;
417
418	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
419	$res = Coro::Storable::thaw $res;
420
421	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
422
423	die $$res unless "ARRAY" eq ref $res;
424
425	return wantarray ? @$res : $res->[-1];
426	} else {
427	reset_signals;	555	reset_signals;
428	local $SIG{__WARN__};	556	&$cb
429	local $SIG{__DIE__};	557	}, @args;
430	eval {
431	close $fh1;
432		558
433	my @res = eval { $cb->(@args) };	559	wantarray ? @res : $res[-1]
434	syswrite $fh2, Coro::Storable::freeze +($@ ? \"$@" : \@res);	560	}
435	};
436		561
437	warn $@ if $@;	562	=item $coin = coin_from_name $name
438	_exit 0;	563
439	}	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
440	}	587	}
441		588
442	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
443		590
444	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
446	=item cf::db_put $family => $key => $value	593	=item cf::db_put $family => $key => $value
447		594
448	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
449	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).
450		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
451	=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	}
452		621
453	our $DB;	622	our $DB;
454		623
455	sub db_init {	624	sub db_init {
456	unless ($DB) {
457	$DB = BDB::db_create $DB_ENV;
458
459	cf::sync_job {	625	cf::sync_job {
460	eval {	626	$DB ||= db_table "db";
461	$DB->set_flags (BDB::CHKSUM);
462
463	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
464	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
465	cf::cleanup "db_open(db): $!" if $!;
466	};
467	cf::cleanup "db_open(db): $@" if $@;
468	};
469	}	627	};
470	}	628	}
471		629
472	sub db_get($$) {	630	sub db_get($$) {
473	my $key = "$_[0]/$_[1]";	631	my $key = "$_[0]/$_[1]";
474		632
…		…
524	if (1) {	682	if (1) {
525	$md5 =	683	$md5 =
526	join "\x00",	684	join "\x00",
527	$processversion,	685	$processversion,
528	map {	686	map {
529	Coro::cede;	687	cf::cede_to_tick;
530	($src->[$_], Digest::MD5::md5_hex $data[$_])	688	($src->[$_], Digest::MD5::md5_hex $data[$_])
531	} 0.. $#$src;	689	} 0.. $#$src;
532		690
533		691
534	my $dbmd5 = db_get cache => "$id/md5";	692	my $dbmd5 = db_get cache => "$id/md5";
…		…
578	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")
579	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
580		738
581	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>
582	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
583	Crossfire TRT).	741	Deliantra).
584		742
585	=over 4	743	=over 4
586		744
587	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
588		746
…		…
840	";	998	";
841	die if $@;	999	die if $@;
842	}	1000	}
843		1001
844	our $override;	1002	our $override;
845	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?
846		1004
847	sub override {	1005	sub override {
848	$override = 1;	1006	$override = 1;
849	@invoke_results = ();	1007	@INVOKE_RESULTS = (@_);
850	}	1008	}
851		1009
852	sub do_invoke {	1010	sub do_invoke {
853	my $event = shift;	1011	my $event = shift;
854	my $callbacks = shift;	1012	my $callbacks = shift;
855		1013
856	@invoke_results = ();	1014	@INVOKE_RESULTS = ();
857		1015
858	local $override;	1016	local $override;
859		1017
860	for (@$callbacks) {	1018	for (@$callbacks) {
861	eval { &{$_->[1]} };	1019	eval { &{$_->[1]} };
…		…
870	}	1028	}
871		1029
872	0	1030	0
873	}	1031	}
874		1032
875	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
876		1034
877	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
878		1036
879	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
880		1038
881	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
882	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
883	results (if you must, access C<@cf::invoke_results> directly).	1041	results (if you must, access C<@cf::INVOKE_RESULTS> directly).
884		1042
885	=back	1043	=back
886		1044
887	=cut	1045	=cut
888		1046
889	#############################################################################	1047	#############################################################################
890	# 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	}
891		1091
892	sub reattach {	1092	sub reattach {
893	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
894	my ($obj) = @_;	1094	my ($obj) = @_;
895		1095
		1096	# no longer needed after getting rid of delete_package?
896	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
897		1098
898	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
899		1100
900	@$registry = ();	1101	@$registry = ();
901		1102
…		…
916	cf::attachable->attach (	1117	cf::attachable->attach (
917	prio => -1000000,	1118	prio => -1000000,
918	on_instantiate => sub {	1119	on_instantiate => sub {
919	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
920		1121
921	$data = from_json $data;	1122	$data = decode_json $data;
922		1123
923	for (@$data) {	1124	for (@$data) {
924	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
925		1126
926	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
942	sub object_freezer_save {	1143	sub object_freezer_save {
943	my ($filename, $rdata, $objs) = @_;	1144	my ($filename, $rdata, $objs) = @_;
944		1145
945	sync_job {	1146	sync_job {
946	if (length $$rdata) {	1147	if (length $$rdata) {
		1148	utf8::decode (my $decname = $filename);
947	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
948	$filename, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
949		1151
950	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
951	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
952	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
953	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
954	close $fh;	1156	aio_close $fh;
955		1157
956	if (@$objs) {	1158	if (@$objs) {
957	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) {
958	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
959	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
960	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
961	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
962	close $fh;	1164	aio_close $fh;
963	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
964	}	1166	}
965	} else {	1167	} else {
966	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
967	}	1169	}
…		…
972	}	1174	}
973	} else {	1175	} else {
974	aio_unlink $filename;	1176	aio_unlink $filename;
975	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
976	}	1178	}
977	}	1179	};
978	}	1180	}
979		1181
980	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
981	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
982		1184
…		…
994	or return;	1196	or return;
995		1197
996	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
997	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
998	or return;	1200	or return;
		1201
999	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1000	}	1204	}
1001		1205
		1206	utf8::decode (my $decname = $filename);
1002	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1003	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1004	return ($data, $av);	1210	($data, $av)
1005	}	1211	}
1006		1212
1007	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1008		1214
1009	=over 4	1215	=over 4
…		…
1029	push @{ $COMMAND{$name} }, [$caller, $cb];	1235	push @{ $COMMAND{$name} }, [$caller, $cb];
1030	}	1236	}
1031		1237
1032	=item cf::register_extcmd $name => \&callback($pl,$packet);	1238	=item cf::register_extcmd $name => \&callback($pl,$packet);
1033		1239
1034	Register a callback fro execution when the client sends an extcmd packet.	1240	Register a callback for execution when the client sends an (synchronous)
		1241	extcmd packet. Ext commands will be processed in the order they are
		1242	received by the server, like other user commands. The first argument is
		1243	the logged-in player. Ext commands can only be processed after a player
		1244	has logged in successfully.
1035		1245
1036	If the callback returns something, it is sent back as if reply was being	1246	If the callback returns something, it is sent back as if reply was being
1037	called.	1247	called.
1038		1248
		1249	=item cf::register_exticmd $name => \&callback($ns,$packet);
		1250
		1251	Register a callback for execution when the client sends an (asynchronous)
		1252	exticmd packet. Exti commands are processed by the server as soon as they
		1253	are received, i.e. out of order w.r.t. other commands. The first argument
		1254	is a client socket. Exti commands can be received anytime, even before
		1255	log-in.
		1256
		1257	If the callback returns something, it is sent back as if reply was being
		1258	called.
		1259
1039	=cut	1260	=cut
1040		1261
1041	sub register_extcmd {	1262	sub register_extcmd {
1042	my ($name, $cb) = @_;	1263	my ($name, $cb) = @_;
1043		1264
1044	$EXTCMD{$name} = $cb;	1265	$EXTCMD{$name} = $cb;
		1266	}
		1267
		1268	sub register_exticmd {
		1269	my ($name, $cb) = @_;
		1270
		1271	$EXTICMD{$name} = $cb;
1045	}	1272	}
1046		1273
1047	cf::player->attach (	1274	cf::player->attach (
1048	on_command => sub {	1275	on_command => sub {
1049	my ($pl, $name, $params) = @_;	1276	my ($pl, $name, $params) = @_;
…		…
1058	cf::override;	1285	cf::override;
1059	},	1286	},
1060	on_extcmd => sub {	1287	on_extcmd => sub {
1061	my ($pl, $buf) = @_;	1288	my ($pl, $buf) = @_;
1062		1289
1063	my $msg = eval { from_json $buf };	1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1064		1291
1065	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
1066	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1300	if (my $cb = $EXTCMD{$type}) {
1067	if (my %reply = $cb->($pl, $msg)) {	1301	@reply = $cb->($pl, @payload);
1068	$pl->ext_reply ($msg->{msgid}, %reply);
1069	}
1070	}	1302	}
		1303
		1304	$pl->ext_reply ($reply, @reply)
		1305	if $reply;
		1306
1071	} else {	1307	} else {
1072	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1073	}	1309	}
1074		1310
1075	cf::override;	1311	cf::override;
…		…
1102		1338
1103	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1104	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1105		1341
1106	$ext{source} =	1342	$ext{source} =
1107	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1108	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1109	. $source	1345	. $source
1110	. "\n};\n1";	1346	. "\n};\n1";
1111		1347
1112	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1128	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1129	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1130		1366
1131	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1132	warn $msg;	1368	warn $msg;
1133	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1134	exit 1;
1135	}	1370	}
1136		1371
1137	warn $msg;	1372	warn $msg;
1138	}	1373	}
1139		1374
…		…
1164	use Coro::AIO;	1399	use Coro::AIO;
1165		1400
1166	=head3 cf::player	1401	=head3 cf::player
1167		1402
1168	=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	}
1169		1418
1170	=item cf::player::find $login	1419	=item cf::player::find $login
1171		1420
1172	Returns the given player object, loading it if necessary (might block).	1421	Returns the given player object, loading it if necessary (might block).
1173		1422
…		…
1209	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1458	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1210	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1459	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1211	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1460	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1212	aio_unlink +(playerdir $login) . "/$login.pl";	1461	aio_unlink +(playerdir $login) . "/$login.pl";
1213		1462
1214	my $pl = load_pl path $login	1463	my $f = new_from_file cf::object::thawer path $login
1215	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;
1216	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1217	}	1472	}
1218	}	1473	}
1219	}	1474	}
1220		1475
…		…
1229	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1230		1485
1231	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1232	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
1233		1488
		1489	cf::get_slot 0.01;
		1490
1234	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1235	Coro::cede;	1492	cf::cede_to_tick;
1236	}	1493	}
1237		1494
1238	sub new($) {	1495	sub new($) {
1239	my ($login) = @_;	1496	my ($login) = @_;
1240		1497
…		…
1246	$cf::PLAYER{$login} = $self;	1503	$cf::PLAYER{$login} = $self;
1247		1504
1248	$self	1505	$self
1249	}	1506	}
1250		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
1251	=item $pl->quit_character	1518	=item $pl->quit_character
1252		1519
1253	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
1254	be destroyed. May block for a long time.	1521	be destroyed. May block for a long time.
1255		1522
…		…
1259	my ($pl) = @_;	1526	my ($pl) = @_;
1260		1527
1261	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1262		1529
1263	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1264	$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
1265		1532
1266	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1267	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1268	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1269	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1270		1539
1271	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1272	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1308	or return [];	1577	or return [];
1309		1578
1310	my @logins;	1579	my @logins;
1311		1580
1312	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") {
1313	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1314	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1315	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1590	}
1316		1591
1317	utf8::decode $login;	1592	utf8::decode $login;
1318	push @logins, $login;	1593	push @logins, $login;
1319	}	1594	}
1320		1595
…		…
1351		1626
1352	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1353		1628
1354	Expand crossfire pod fragments into protocol xml.	1629	Expand crossfire pod fragments into protocol xml.
1355		1630
1356	=cut
1357
1358	sub expand_cfpod {
1359	((my $self), (local $_)) = @_;
1360
1361	# escape & and <
1362	s/&/&amp;/g;
1363	s/(?<![BIUGH])</&lt;/g;
1364
1365	# this is buggy, it needs to properly take care of nested <'s
1366
1367	1 while
1368	# replace B<>, I<>, U<> etc.
1369	s/B<([^\>]*)>/<b>$1<\/b>/
1370	|| s/I<([^\>]*)>/<i>$1<\/i>/
1371	|| s/U<([^\>]*)>/<u>$1<\/u>/
1372	# replace G<male|female> tags
1373	|| s{G<([^>|]*)\|([^>]*)>}{
1374	$self->gender ? $2 : $1
1375	}ge
1376	# replace H<hint text>
1377	|| s/H<([^\>]*)>/<fg name="lightblue">[$1]<\/fg>/g;
1378
1379	# create single paragraphs (very hackish)
1380	s/(?<=\S)\n(?=\w)/ /g;
1381
1382	$_
1383	}
1384
1385	=item $player->ext_reply ($msgid, %msg)	1631	=item $player->ext_reply ($msgid, @msg)
1386		1632
1387	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1388		1634
1389	=cut	1635	=cut
1390		1636
1391	sub ext_reply($$%) {	1637	sub ext_reply($$@) {
1392	my ($self, $id, %msg) = @_;	1638	my ($self, $id, @msg) = @_;
1393		1639
1394	$msg{msgid} = $id;	1640	$self->ns->ext_reply ($id, @msg)
1395
1396	$self->send ("ext " . cf::to_json \%msg);
1397	}	1641	}
1398		1642
1399	=item $player->ext_event ($type, %msg)	1643	=item $player->ext_msg ($type, @msg)
1400		1644
1401	Sends an ext event to the client.	1645	Sends an ext event to the client.
1402		1646
1403	=cut	1647	=cut
1404		1648
1405	sub ext_event($$%) {	1649	sub ext_msg($$@) {
1406	my ($self, $type, %msg) = @_;	1650	my ($self, $type, @msg) = @_;
1407		1651
1408	$self->ns->ext_event ($type, %msg);	1652	$self->ns->ext_msg ($type, @msg);
1409	}	1653	}
1410		1654
1411	=head3 cf::region	1655	=head3 cf::region
1412		1656
1413	=over 4	1657	=over 4
…		…
1426	my ($path) = @_;	1670	my ($path) = @_;
1427		1671
1428	my ($match, $specificity);	1672	my ($match, $specificity);
1429		1673
1430	for my $region (list) {	1674	for my $region (list) {
1431	if ($region->match && $path =~ $region->match) {	1675	if ($region->{match} && $path =~ $region->{match}) {
1432	($match, $specificity) = ($region, $region->specificity)	1676	($match, $specificity) = ($region, $region->specificity)
1433	if $region->specificity > $specificity;	1677	if $region->specificity > $specificity;
1434	}	1678	}
1435	}	1679	}
1436		1680
…		…
1457	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1458	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1459		1703
1460	sub generate_random_map {	1704	sub generate_random_map {
1461	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
1462	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1463	$self->_create_random_map (	1710	$self->_create_random_map (
1464	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1465	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1466	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1556	$self->init; # pass $1 etc.	1803	$self->init; # pass $1 etc.
1557	return $self;	1804	return $self;
1558	}	1805	}
1559	}	1806	}
1560		1807
1561	Carp::carp "unable to resolve path '$path' (base '$base').";	1808	Carp::cluck "unable to resolve path '$path' (base '$base').";
1562	()	1809	()
1563	}	1810	}
1564		1811
1565	sub init {	1812	sub init {
1566	my ($self) = @_;	1813	my ($self) = @_;
…		…
1588		1835
1589	# the temporary/swap location	1836	# the temporary/swap location
1590	sub save_path {	1837	sub save_path {
1591	my ($self) = @_;	1838	my ($self) = @_;
1592		1839
1593	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1594	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1595	}	1842	}
1596		1843
1597	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1598	sub uniq_path {	1845	sub uniq_path {
1599	my ($self) = @_;	1846	my ($self) = @_;
1600		1847
1601	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1602	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1603	}	1850	}
1604		1851
1605	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1606	# all maps in C++...	1853	# all maps in C++...
…		…
1629		1876
1630	sub load_header_from($) {	1877	sub load_header_from($) {
1631	my ($self, $path) = @_;	1878	my ($self, $path) = @_;
1632		1879
1633	utf8::encode $path;	1880	utf8::encode $path;
1634	#aio_open $path, O_RDONLY, 0	1881	my $f = new_from_file cf::object::thawer $path
1635	# or return;
1636
1637	$self->_load_header ($path)
1638	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;
1639		1889
1640	$self->{load_path} = $path;	1890	$self->{load_path} = $path;
1641		1891
1642	1	1892	1
1643	}	1893	}
…		…
1697	sub find {	1947	sub find {
1698	my ($path, $origin) = @_;	1948	my ($path, $origin) = @_;
1699		1949
1700	$path = normalise $path, $origin && $origin->path;	1950	$path = normalise $path, $origin && $origin->path;
1701		1951
		1952	cf::lock_wait "map_data:$path";#d#remove
1702	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1703		1954
1704	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
		1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1705	my $guard = cf::lock_acquire "map_find:$path";	1957	my $guard2 = cf::lock_acquire "map_find:$path";
		1958
1706	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1707	or return;	1960	or return;
1708		1961
1709	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
1710		1963
…		…
1712	or return;	1965	or return;
1713		1966
1714	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1715	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1716	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
		1971	undef $guard1;
1717	$map->reset;	1972	$map->reset;
1718	undef $guard;
1719	return find $path;	1973	return find $path;
1720	}	1974	}
1721		1975
1722	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
1723	}	1977	}
…		…
1732	local $self->{deny_reset} = 1; # loading can take a long time	1986	local $self->{deny_reset} = 1; # loading can take a long time
1733		1987
1734	my $path = $self->{path};	1988	my $path = $self->{path};
1735		1989
1736	{	1990	{
1737	my $guard = cf::lock_acquire "map_load:$path";	1991	my $guard = cf::lock_acquire "map_data:$path";
1738		1992
		1993	return unless $self->valid;
1739	return if $self->in_memory != cf::MAP_SWAPPED;	1994	return unless $self->in_memory == cf::MAP_SWAPPED;
1740		1995
1741	$self->in_memory (cf::MAP_LOADING);	1996	$self->in_memory (cf::MAP_LOADING);
1742		1997
1743	$self->alloc;	1998	$self->alloc;
1744		1999
1745	$self->pre_load;	2000	$self->pre_load;
1746	Coro::cede;	2001	cf::cede_to_tick;
1747		2002
		2003	my $f = new_from_file cf::object::thawer $self->{load_path};
		2004	$f->skip_block;
1748	$self->_load_objects ($self->{load_path}, 1)	2005	$self->_load_objects ($f)
1749	or return;	2006	or return;
1750		2007
1751	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1752	if delete $self->{load_original};	2009	if delete $self->{load_original};
1753		2010
1754	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1755	utf8::encode $uniq;	2012	utf8::encode $uniq;
1756	if (aio_open $uniq, O_RDONLY, 0) {	2013	unless (aio_stat $uniq) {
		2014	if (my $f = new_from_file cf::object::thawer $uniq) {
1757	$self->clear_unique_items;	2015	$self->clear_unique_items;
1758	$self->_load_objects ($uniq, 0);	2016	$self->_load_objects ($f);
		2017	$f->resolve_delayed_derefs;
		2018	}
1759	}	2019	}
1760	}	2020	}
1761		2021
1762	Coro::cede;	2022	$f->resolve_delayed_derefs;
		2023
		2024	cf::cede_to_tick;
1763	# now do the right thing for maps	2025	# now do the right thing for maps
1764	$self->link_multipart_objects;	2026	$self->link_multipart_objects;
1765	$self->difficulty ($self->estimate_difficulty)	2027	$self->difficulty ($self->estimate_difficulty)
1766	unless $self->difficulty;	2028	unless $self->difficulty;
1767	Coro::cede;	2029	cf::cede_to_tick;
1768		2030
1769	unless ($self->{deny_activate}) {	2031	unless ($self->{deny_activate}) {
1770	$self->decay_objects;	2032	$self->decay_objects;
1771	$self->fix_auto_apply;	2033	$self->fix_auto_apply;
1772	$self->update_buttons;	2034	$self->update_buttons;
1773	Coro::cede;	2035	cf::cede_to_tick;
1774	$self->set_darkness_map;	2036	$self->set_darkness_map;
1775	Coro::cede;	2037	cf::cede_to_tick;
1776	$self->activate;	2038	$self->activate;
1777	}	2039	}
1778		2040
		2041	$self->{last_save} = $cf::RUNTIME;
		2042	$self->last_access ($cf::RUNTIME);
		2043
1779	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1780	}	2045	}
1781		2046
1782	$self->post_load;	2047	$self->post_load;
1783	}	2048	}
1784		2049
…		…
1793		2058
1794	$self	2059	$self
1795	}	2060	}
1796		2061
1797	# 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
1798	sub load_diag {	2063	sub load_neighbours {
1799	my ($map) = @_;	2064	my ($map) = @_;
1800		2065
1801	my @diag; # diagonal neighbours	2066	my @neigh; # diagonal neighbours
1802		2067
1803	for (0 .. 3) {	2068	for (0 .. 3) {
1804	my $neigh = $map->tile_path ($_)	2069	my $neigh = $map->tile_path ($_)
1805	or next;	2070	or next;
1806	$neigh = find $neigh, $map	2071	$neigh = find $neigh, $map
1807	or next;	2072	or next;
1808	$neigh->load;	2073	$neigh->load;
1809		2074
		2075	push @neigh,
1810	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1811	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1812	}	2078	}
1813		2079
1814	for (@diag) {	2080	for (grep defined $_->[0], @neigh) {
		2081	my ($path, $origin) = @$_;
1815	my $neigh = find @$_	2082	my $neigh = find $path, $origin
1816	or next;	2083	or next;
1817	$neigh->load;	2084	$neigh->load;
1818	}	2085	}
1819	}	2086	}
1820		2087
…		…
1825	}	2092	}
1826		2093
1827	sub do_load_sync {	2094	sub do_load_sync {
1828	my ($map) = @_;	2095	my ($map) = @_;
1829		2096
		2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2098	if $Coro::current == $Coro::main;
		2099
1830	cf::sync_job { $map->load };	2100	cf::sync_job { $map->load };
1831	}	2101	}
1832		2102
1833	our %MAP_PREFETCH;	2103	our %MAP_PREFETCH;
1834	our $MAP_PREFETCHER = undef;	2104	our $MAP_PREFETCHER = undef;
1835		2105
1836	sub find_async {	2106	sub find_async {
1837	my ($path, $origin) = @_;	2107	my ($path, $origin, $load) = @_;
1838		2108
1839	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
1840		2110
1841	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
1842	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1843	}	2113	}
1844		2114
1845	undef $MAP_PREFETCH{$path};	2115	$MAP_PREFETCH{$path} |= $load;
		2116
1846	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
1847	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
1848	for my $path (keys %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
1849	my $map = find $path	2122	if (my $map = find $k) {
1850	or next;
1851	$map->load;	2123	$map->load if $v;
		2124	}
1852		2125
1853	delete $MAP_PREFETCH{$path};	2126	delete $MAP_PREFETCH{$k};
1854	}	2127	}
1855	}	2128	}
1856	undef $MAP_PREFETCHER;	2129	undef $MAP_PREFETCHER;
1857	};	2130	};
1858	$MAP_PREFETCHER->prio (6);	2131	$MAP_PREFETCHER->prio (6);
…		…
1861	}	2134	}
1862		2135
1863	sub save {	2136	sub save {
1864	my ($self) = @_;	2137	my ($self) = @_;
1865		2138
1866	my $lock = cf::lock_acquire "map_data:" . $self->path;	2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
1867		2140
1868	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
1869		2142
1870	return unless $self->dirty;	2143	return unless $self->dirty;
1871		2144
…		…
1877	return if $self->{deny_save};	2150	return if $self->{deny_save};
1878		2151
1879	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
1880		2153
1881	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
1882	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
1883	};	2157	};
		2158
		2159	cf::get_slot 0.02;
1884		2160
1885	if ($uniq) {	2161	if ($uniq) {
1886	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1887	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1888	} else {	2164	} else {
…		…
1894	my ($self) = @_;	2170	my ($self) = @_;
1895		2171
1896	# save first because save cedes	2172	# save first because save cedes
1897	$self->save;	2173	$self->save;
1898		2174
1899	my $lock = cf::lock_acquire "map_data:" . $self->path;	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
1900		2176
1901	return if $self->players;	2177	return if $self->players;
1902	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
1903	return if $self->{deny_save};	2179	return if $self->{deny_save};
1904		2180
		2181	$self->in_memory (cf::MAP_SWAPPED);
		2182
		2183	$self->deactivate;
		2184	$_->clear_links_to ($self) for values %cf::MAP;
1905	$self->clear;	2185	$self->clear;
1906	$self->in_memory (cf::MAP_SWAPPED);
1907	}	2186	}
1908		2187
1909	sub reset_at {	2188	sub reset_at {
1910	my ($self) = @_;	2189	my ($self) = @_;
1911		2190
…		…
1943	if $uniq;	2222	if $uniq;
1944	}	2223	}
1945		2224
1946	delete $cf::MAP{$self->path};	2225	delete $cf::MAP{$self->path};
1947		2226
		2227	$self->deactivate;
		2228	$_->clear_links_to ($self) for values %cf::MAP;
1948	$self->clear;	2229	$self->clear;
1949
1950	$_->clear_links_to ($self) for values %cf::MAP;
1951		2230
1952	$self->unlink_save;	2231	$self->unlink_save;
1953	$self->destroy;	2232	$self->destroy;
1954	}	2233	}
1955		2234
1956	my $nuke_counter = "aaaa";	2235	my $nuke_counter = "aaaa";
1957		2236
1958	sub nuke {	2237	sub nuke {
1959	my ($self) = @_;	2238	my ($self) = @_;
1960		2239
		2240	{
		2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2242
1961	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
1962		2244
1963	$self->unlink_save;	2245	$self->unlink_save;
1964		2246
1965	bless $self, "cf::map";	2247	bless $self, "cf::map";
1966	delete $self->{deny_reset};	2248	delete $self->{deny_reset};
1967	$self->{deny_save} = 1;	2249	$self->{deny_save} = 1;
1968	$self->reset_timeout (1);	2250	$self->reset_timeout (1);
1969	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
1970		2252
1971	$cf::MAP{$self->path} = $self;	2253	$cf::MAP{$self->path} = $self;
		2254	}
1972		2255
1973	$self->reset; # polite request, might not happen	2256	$self->reset; # polite request, might not happen
1974	}	2257	}
1975		2258
1976	=item $maps = cf::map::tmp_maps	2259	=item $maps = cf::map::tmp_maps
…		…
2018		2301
2019	sub unique_maps() {	2302	sub unique_maps() {
2020	[	2303	[
2021	map {	2304	map {
2022	utf8::decode $_;	2305	utf8::decode $_;
2023	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2024	? normalise $_	2309	: normalise $_
2025	: ()
2026	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2027	]	2311	]
2028	}	2312	}
2029		2313
2030	package cf;
2031
2032	=back	2314	=back
2033		2315
2034	=head3 cf::object	2316	=head3 cf::object
2035		2317
2036	=cut	2318	=cut
…		…
2039		2321
2040	=over 4	2322	=over 4
2041		2323
2042	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2043		2325
2044	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.
2045		2328
2046	=cut	2329	=cut
2047		2330
2048	sub inv_recursive_;	2331	sub inv_recursive_;
2049	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2052		2335
2053	sub inv_recursive {	2336	sub inv_recursive {
2054	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2055	}	2338	}
2056		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
2057	package cf;	2368	package cf;
2058		2369
2059	=back	2370	=back
2060		2371
2061	=head3 cf::object::player	2372	=head3 cf::object::player
…		…
2067	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>
2068	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
2069	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2070		2381
2071	=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	};
2072		2397
2073	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2074	# with dialog boxes.	2399	# with dialog boxes.
2075	#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
2076	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
…		…
2083		2408
2084	} else {	2409	} else {
2085	my $pl = $self->contr;	2410	my $pl = $self->contr;
2086		2411
2087	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2412	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2088	my $diag = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2089	$diag->{pl}->ext_reply (	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2090	$diag->{id},
2091	msgtype => "reply",
2092	msg => $diag->{pl}->expand_cfpod ($msg),
2093	add_topics => []
2094	);
2095		2415
2096	} else {	2416	} else {
2097	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2098	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2099	}	2419	}
2100	}	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 (@_);
2101	}	2431	}
2102		2432
2103	=item $player_object->may ("access")	2433	=item $player_object->may ("access")
2104		2434
2105	Returns wether the given player is authorized to access resource "access"	2435	Returns wether the given player is authorized to access resource "access"
…		…
2118		2448
2119	=item $player_object->enter_link	2449	=item $player_object->enter_link
2120		2450
2121	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}>).
2122		2452
2123	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.
2124	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.
2125		2457
2126	Will never block.	2458	Will never block.
2127		2459
2128	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2129		2461
…		…
2184	# use -1 or undef as default coordinates, not 0, 0	2516	# use -1 or undef as default coordinates, not 0, 0
2185	($x, $y) = ($map->enter_x, $map->enter_y)	2517	($x, $y) = ($map->enter_x, $map->enter_y)
2186	if $x <=0 && $y <= 0;	2518	if $x <=0 && $y <= 0;
2187		2519
2188	$map->load;	2520	$map->load;
2189	$map->load_diag;	2521	$map->load_neighbours;
2190		2522
2191	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2192	$self->activate_recursive;	2525	$self->activate_recursive;
2193		2526
2194	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2195	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2196	}	2529	}
2197		2530
2198	=item $player_object->goto ($path, $x, $y[, $check->($map)])	2531	=item $player_object->goto ($path, $x, $y[, $check->($map)[, $done->()]])
2199		2532
2200	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
2201	her, loading and preparing them map, calling the provided $check callback	2534	her, loading and preparing them map, calling the provided $check callback
2202	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
2203	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 >>.
2204		2541
2205	=cut	2542	=cut
2206		2543
2207	our $GOTOGEN;	2544	our $GOTOGEN;
2208		2545
2209	sub cf::object::player::goto {	2546	sub cf::object::player::goto {
2210	my ($self, $path, $x, $y, $check) = @_;	2547	my ($self, $path, $x, $y, $check, $done) = @_;
2211		2548
2212	# 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
2213	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2214		2551
2215	$self->enter_link;	2552	$self->enter_link;
2216		2553
2217	(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
2218	my $map = eval {	2576	my $map = eval {
2219	my $map = cf::map::find $path;	2577	my $map = defined $path ? cf::map::find $path : undef;
2220		2578
2221	if ($map) {	2579	if ($map) {
2222	$map = $map->customise_for ($self);	2580	$map = $map->customise_for ($self);
2223	$map = $check->($map) if $check && $map;	2581	$map = $check->($map) if $check && $map;
2224	} else {	2582	} else {
2225	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2226	}	2584	}
2227		2585
2228	$map	2586	$map
2229	};	2587	};
2230		2588
…		…
2235		2593
2236	if ($gen == $self->{_goto_generation}) {	2594	if ($gen == $self->{_goto_generation}) {
2237	delete $self->{_goto_generation};	2595	delete $self->{_goto_generation};
2238	$self->leave_link ($map, $x, $y);	2596	$self->leave_link ($map, $x, $y);
2239	}	2597	}
		2598
		2599	$done->() if $done;
2240	})->prio (1);	2600	})->prio (1);
2241	}	2601	}
2242		2602
2243	=item $player_object->enter_exit ($exit_object)	2603	=item $player_object->enter_exit ($exit_object)
2244		2604
…		…
2264	}	2624	}
2265		2625
2266	sub prepare_random_map {	2626	sub prepare_random_map {
2267	my ($exit) = @_;	2627	my ($exit) = @_;
2268		2628
2269	my $guard = cf::lock_acquire "exit_prepare:$exit";
2270
2271	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2272	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2273	# that depends on the exit object	2631	# that depends on the exit object
2274		2632
2275	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2277	if ($exit->map) {	2635	if ($exit->map) {
2278	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2279	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2280	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2281	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2282	}	2642	}
2283		2643
2284	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2285		2645
2286	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2287	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2288	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2289		2649
2290	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2291	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2292	undef $fh;	2652	undef $fh;
2293	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2294		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2295	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2296	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2297	}	2661	}
2298	}	2662	}
2299		2663
2300	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2301	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2302		2666
2303	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2304		2668
2305	if ($exit->slaying eq "/!") {
2306	#TODO: this should de-fi-ni-te-ly not be a sync-job
2307	# the problem is that $exit might not survive long enough
2308	# so it needs to be done right now, right here
2309	cf::sync_job { prepare_random_map $exit };
2310	}
2311
2312	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2313	my $hp = $exit->stats->hp;
2314	my $sp = $exit->stats->sp;
2315
2316	$self->enter_link;	2669	$self->enter_link;
2317		2670
2318	(async {	2671	(async {
2319	$self->deactivate_recursive; # just to be sure	2672	$Coro::current->{desc} = "enter_exit";
		2673
2320	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
2321	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2322		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
2323	1;	2695	1
2324	}) {	2696	}) {
2325	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the crossfire server. "
2326	. "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. "
2327	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2328	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2349		2721
2350	utf8::encode $text;	2722	utf8::encode $text;
2351	$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);
2352	}	2724	}
2353		2725
2354	=item $client->send_msg ($color, $type, $msg, [extra...])	2726	=item $client->send_msg ($channel, $msg, $color, [extra...])
2355		2727
2356	Send a drawinfo or msg packet to the client, formatting the msg for the	2728	Send a drawinfo or msg packet to the client, formatting the msg for the
2357	client if neccessary. C<$type> should be a string identifying the type of	2729	client if neccessary. C<$type> should be a string identifying the type of
2358	the message, with C<log> being the default. If C<$color> is negative, suppress	2730	the message, with C<log> being the default. If C<$color> is negative, suppress
2359	the message unless the client supports the msg packet.	2731	the message unless the client supports the msg packet.
2360		2732
2361	=cut	2733	=cut
2362		2734
		2735	# non-persistent channels (usually the info channel)
		2736	our %CHANNEL = (
		2737	"c/identify" => {
		2738	id => "infobox",
		2739	title => "Identify",
		2740	reply => undef,
		2741	tooltip => "Items recently identified",
		2742	},
		2743	"c/examine" => {
		2744	id => "infobox",
		2745	title => "Examine",
		2746	reply => undef,
		2747	tooltip => "Signs and other items you examined",
		2748	},
		2749	"c/book" => {
		2750	id => "infobox",
		2751	title => "Book",
		2752	reply => undef,
		2753	tooltip => "The contents of a note or book",
		2754	},
		2755	"c/lookat" => {
		2756	id => "infobox",
		2757	title => "Look",
		2758	reply => undef,
		2759	tooltip => "What you saw there",
		2760	},
		2761	"c/who" => {
		2762	id => "infobox",
		2763	title => "Players",
		2764	reply => undef,
		2765	tooltip => "Shows players who are currently online",
		2766	},
		2767	"c/body" => {
		2768	id => "infobox",
		2769	title => "Body Parts",
		2770	reply => undef,
		2771	tooltip => "Shows which body parts you posess and are available",
		2772	},
		2773	"c/uptime" => {
		2774	id => "infobox",
		2775	title => "Uptime",
		2776	reply => undef,
		2777	tooltip => "How long the server has been running since last restart",
		2778	},
		2779	"c/mapinfo" => {
		2780	id => "infobox",
		2781	title => "Map Info",
		2782	reply => undef,
		2783	tooltip => "Information related to the maps",
		2784	},
		2785	"c/party" => {
		2786	id => "party",
		2787	title => "Party",
		2788	reply => "gsay ",
		2789	tooltip => "Messages and chat related to your party",
		2790	},
		2791	);
		2792
2363	sub cf::client::send_msg {	2793	sub cf::client::send_msg {
2364	my ($self, $color, $type, $msg, @extra) = @_;	2794	my ($self, $channel, $msg, $color, @extra) = @_;
2365		2795
2366	$msg = $self->pl->expand_cfpod ($msg);	2796	$msg = $self->pl->expand_cfpod ($msg);
2367		2797
		2798	$color &= cf::NDI_CLIENT_MASK; # just in case...
		2799
		2800	# check predefined channels, for the benefit of C
		2801	if ($CHANNEL{$channel}) {
		2802	$channel = $CHANNEL{$channel};
		2803
		2804	$self->ext_msg (channel_info => $channel)
		2805	if $self->can_msg;
		2806
		2807	$channel = $channel->{id};
		2808
		2809	} elsif (ref $channel) {
		2810	# send meta info to client, if not yet sent
		2811	unless (exists $self->{channel}{$channel->{id}}) {
		2812	$self->{channel}{$channel->{id}} = $channel;
		2813	$self->ext_msg (channel_info => $channel)
		2814	if $self->can_msg;
		2815	}
		2816
		2817	$channel = $channel->{id};
		2818	}
		2819
		2820	return unless @extra || length $msg;
		2821
2368	if ($self->can_msg) {	2822	if ($self->can_msg) {
2369	$self->send_packet ("msg " . cf::to_json [$color, $type, $msg, @extra]);	2823	# default colour, mask it out
		2824	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2825	if $color & cf::NDI_DEF;
		2826
		2827	my $pkt = "msg "
		2828	. $self->{json_coder}->encode (
		2829	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2830	);
		2831
		2832	# try lzf for large packets
		2833	$pkt = "lzf " . Compress::LZF::compress $pkt
		2834	if 1024 <= length $pkt and $self->{can_lzf};
		2835
		2836	# split very large packets
		2837	if (8192 < length $pkt and $self->{can_lzf}) {
		2838	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2839	$pkt = "frag";
		2840	}
		2841
		2842	$self->send_packet ($pkt);
2370	} else {	2843	} else {
2371	# replace some tags by gcfclient-compatible ones
2372	for ($msg) {
2373	1 while
2374	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2375	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2376	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2377	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2378	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${1}[\/color]/;
2379	}
2380
2381	if ($color >= 0) {	2844	if ($color >= 0) {
		2845	# replace some tags by gcfclient-compatible ones
		2846	for ($msg) {
		2847	1 while
		2848	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2849	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2850	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2851	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2852	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2853	}
		2854
		2855	$color &= cf::NDI_COLOR_MASK;
		2856
		2857	utf8::encode $msg;
		2858
2382	if ($msg =~ /\[/) {	2859	if (0 && $msg =~ /\[/) {
		2860	# COMMAND/INFO
2383	$self->send_packet ("drawextinfo $color 4 0 $msg")	2861	$self->send_packet ("drawextinfo $color 10 8 $msg")
2384	} else {	2862	} else {
		2863	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2385	$self->send_packet ("drawinfo $color $msg")	2864	$self->send_packet ("drawinfo $color $msg")
2386	}	2865	}
2387	}	2866	}
2388	}	2867	}
2389	}	2868	}
2390		2869
2391	=item $client->ext_event ($type, %msg)	2870	=item $client->ext_msg ($type, @msg)
2392		2871
2393	Sends an exti event to the client.	2872	Sends an ext event to the client.
2394		2873
2395	=cut	2874	=cut
2396		2875
2397	sub cf::client::ext_event($$%) {	2876	sub cf::client::ext_msg($$@) {
2398	my ($self, $type, %msg) = @_;	2877	my ($self, $type, @msg) = @_;
2399		2878
		2879	if ($self->extcmd == 2) {
		2880	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2881	} elsif ($self->extcmd == 1) { # TODO: remove
2400	$msg{msgtype} = "event_$type";	2882	push @msg, msgtype => "event_$type";
2401	$self->send_packet ("ext " . cf::to_json \%msg);	2883	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2884	}
		2885	}
		2886
		2887	=item $client->ext_reply ($msgid, @msg)
		2888
		2889	Sends an ext reply to the client.
		2890
		2891	=cut
		2892
		2893	sub cf::client::ext_reply($$@) {
		2894	my ($self, $id, @msg) = @_;
		2895
		2896	if ($self->extcmd == 2) {
		2897	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2898	} elsif ($self->extcmd == 1) {
		2899	#TODO: version 1, remove
		2900	unshift @msg, msgtype => "reply", msgid => $id;
		2901	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2902	}
2402	}	2903	}
2403		2904
2404	=item $success = $client->query ($flags, "text", \&cb)	2905	=item $success = $client->query ($flags, "text", \&cb)
2405		2906
2406	Queues a query to the client, calling the given callback with	2907	Queues a query to the client, calling the given callback with
2407	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,	2908	the reply text on a reply. flags can be C<cf::CS_QUERY_YESNO>,
2408	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.	2909	C<cf::CS_QUERY_SINGLECHAR> or C<cf::CS_QUERY_HIDEINPUT> or C<0>.
2409		2910
2410	Queries can fail, so check the return code. Or don't, as queries will become	2911	Queries can fail, so check the return code. Or don't, as queries will
2411	reliable at some point in the future.	2912	become reliable at some point in the future.
2412		2913
2413	=cut	2914	=cut
2414		2915
2415	sub cf::client::query {	2916	sub cf::client::query {
2416	my ($self, $flags, $text, $cb) = @_;	2917	my ($self, $flags, $text, $cb) = @_;
…		…
2424	utf8::encode $text;	2925	utf8::encode $text;
2425	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];	2926	push @{ $self->{query_queue} }, [(sprintf "query %d %s", $flags, $text), $cb];
2426		2927
2427	$self->send_packet ($self->{query_queue}[0][0])	2928	$self->send_packet ($self->{query_queue}[0][0])
2428	if @{ $self->{query_queue} } == 1;	2929	if @{ $self->{query_queue} } == 1;
		2930
		2931	1
2429	}	2932	}
2430		2933
2431	cf::client->attach (	2934	cf::client->attach (
		2935	on_connect => sub {
		2936	my ($ns) = @_;
		2937
		2938	$ns->{json_coder} = JSON::XS->new->utf8->max_size (1e6)->convert_blessed;
		2939	},
2432	on_reply => sub {	2940	on_reply => sub {
2433	my ($ns, $msg) = @_;	2941	my ($ns, $msg) = @_;
2434		2942
2435	# this weird shuffling is so that direct followup queries	2943	# this weird shuffling is so that direct followup queries
2436	# get handled first	2944	# get handled first
…		…
2448	} else {	2956	} else {
2449	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;	2957	$ns->state (ST_PLAYING) if $ns->state == ST_CUSTOM;
2450	}	2958	}
2451	}	2959	}
2452	},	2960	},
		2961	on_exticmd => sub {
		2962	my ($ns, $buf) = @_;
		2963
		2964	my $msg = eval { $ns->{json_coder}->decode ($buf) };
		2965
		2966	if (ref $msg) {
		2967	my ($type, $reply, @payload) =
		2968	"ARRAY" eq ref $msg
		2969	? @$msg
		2970	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2971
		2972	my @reply;
		2973
		2974	if (my $cb = $EXTICMD{$type}) {
		2975	@reply = $cb->($ns, @payload);
		2976	}
		2977
		2978	$ns->ext_reply ($reply, @reply)
		2979	if $reply;
		2980
		2981	} else {
		2982	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
		2983	}
		2984
		2985	cf::override;
		2986	},
2453	);	2987	);
2454		2988
2455	=item $client->async (\&cb)	2989	=item $client->async (\&cb)
2456		2990
2457	Create a new coroutine, running the specified callback. The coroutine will	2991	Create a new coroutine, running the specified callback. The coroutine will
…		…
2498	our $safe = new Safe "safe";	3032	our $safe = new Safe "safe";
2499	our $safe_hole = new Safe::Hole;	3033	our $safe_hole = new Safe::Hole;
2500		3034
2501	$SIG{FPE} = 'IGNORE';	3035	$SIG{FPE} = 'IGNORE';
2502		3036
2503	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3037	$safe->permit_only (Opcode::opset qw(
		3038	:base_core :base_mem :base_orig :base_math
		3039	grepstart grepwhile mapstart mapwhile
		3040	sort time
		3041	));
2504		3042
2505	# here we export the classes and methods available to script code	3043	# here we export the classes and methods available to script code
2506		3044
2507	=pod	3045	=pod
2508		3046
2509	The following functions and methods are available within a safe environment:	3047	The following functions and methods are available within a safe environment:
2510		3048
2511	cf::object contr pay_amount pay_player map	3049	cf::object
		3050	contr pay_amount pay_player map x y force_find force_add destroy
		3051	insert remove name archname title slaying race decrease split
		3052
2512	cf::object::player player	3053	cf::object::player
2513	cf::player peaceful	3054	player
2514	cf::map trigger	3055
		3056	cf::player
		3057	peaceful
		3058
		3059	cf::map
		3060	trigger
2515		3061
2516	=cut	3062	=cut
2517		3063
2518	for (	3064	for (
2519	["cf::object" => qw(contr pay_amount pay_player map)],	3065	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
		3066	insert remove inv nrof name archname title slaying race
		3067	decrease split destroy change_exp)],
2520	["cf::object::player" => qw(player)],	3068	["cf::object::player" => qw(player)],
2521	["cf::player" => qw(peaceful)],	3069	["cf::player" => qw(peaceful)],
2522	["cf::map" => qw(trigger)],	3070	["cf::map" => qw(trigger)],
2523	) {	3071	) {
2524	no strict 'refs';	3072	no strict 'refs';
…		…
2600	# the server's init and main functions	3148	# the server's init and main functions
2601		3149
2602	sub load_facedata($) {	3150	sub load_facedata($) {
2603	my ($path) = @_;	3151	my ($path) = @_;
2604		3152
		3153	# HACK to clear player env face cache, we need some signal framework
		3154	# for this (global event?)
		3155	%ext::player_env::MUSIC_FACE_CACHE = ();
		3156
		3157	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3158
2605	warn "loading facedata from $path\n";	3159	warn "loading facedata from $path\n";
2606		3160
2607	my $facedata;	3161	my $facedata;
2608	0 < aio_load $path, $facedata	3162	0 < aio_load $path, $facedata
2609	or die "$path: $!";	3163	or die "$path: $!";
…		…
2611	$facedata = Coro::Storable::thaw $facedata;	3165	$facedata = Coro::Storable::thaw $facedata;
2612		3166
2613	$facedata->{version} == 2	3167	$facedata->{version} == 2
2614	or cf::cleanup "$path: version mismatch, cannot proceed.";	3168	or cf::cleanup "$path: version mismatch, cannot proceed.";
2615		3169
		3170	# patch in the exptable
		3171	$facedata->{resource}{"res/exp_table"} = {
		3172	type => FT_RSRC,
		3173	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3174	};
		3175	cf::cede_to_tick;
		3176
2616	{	3177	{
2617	my $faces = $facedata->{faceinfo};	3178	my $faces = $facedata->{faceinfo};
2618		3179
2619	while (my ($face, $info) = each %$faces) {	3180	while (my ($face, $info) = each %$faces) {
2620	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3181	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3182
2621	cf::face::set $idx, $info->{visibility}, $info->{magicmap};	3183	cf::face::set_visibility $idx, $info->{visibility};
		3184	cf::face::set_magicmap $idx, $info->{magicmap};
2622	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3185	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2623	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3186	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2624	Coro::cede;	3187
		3188	cf::cede_to_tick;
2625	}	3189	}
2626		3190
2627	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
2628	next unless $info->{smooth};	3192	next unless $info->{smooth};
		3193
2629	my $idx = cf::face::find $face	3194	my $idx = cf::face::find $face
2630	or next;	3195	or next;
		3196
2631	if (my $smooth = cf::face::find $info->{smooth}) {	3197	if (my $smooth = cf::face::find $info->{smooth}) {
		3198	cf::face::set_smooth $idx, $smooth;
2632	cf::face::set_smooth $idx, $smooth, $info->{smoothlevel};	3199	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2633	} else {	3200	} else {
2634	warn "smooth face '$info->{smooth}' not found for face '$face'";	3201	warn "smooth face '$info->{smooth}' not found for face '$face'";
2635	}	3202	}
2636	Coro::cede;	3203
		3204	cf::cede_to_tick;
2637	}	3205	}
2638	}	3206	}
2639		3207
2640	{	3208	{
2641	my $anims = $facedata->{animinfo};	3209	my $anims = $facedata->{animinfo};
2642		3210
2643	while (my ($anim, $info) = each %$anims) {	3211	while (my ($anim, $info) = each %$anims) {
2644	cf::anim::set $anim, $info->{frames}, $info->{facings};	3212	cf::anim::set $anim, $info->{frames}, $info->{facings};
2645	Coro::cede;	3213	cf::cede_to_tick;
2646	}	3214	}
2647		3215
2648	cf::anim::invalidate_all; # d'oh	3216	cf::anim::invalidate_all; # d'oh
2649	}	3217	}
2650		3218
		3219	{
		3220	# TODO: for gcfclient pleasure, we should give resources
		3221	# that gcfclient doesn't grok a >10000 face index.
		3222	my $res = $facedata->{resource};
		3223
		3224	while (my ($name, $info) = each %$res) {
		3225	if (defined $info->{type}) {
		3226	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3227	my $data;
		3228
		3229	if ($info->{type} & 1) {
		3230	# prepend meta info
		3231
		3232	my $meta = $enc->encode ({
		3233	name => $name,
		3234	%{ $info->{meta} || {} },
		3235	});
		3236
		3237	$data = pack "(w/a*)*", $meta, $info->{data};
		3238	} else {
		3239	$data = $info->{data};
		3240	}
		3241
		3242	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3243	cf::face::set_type $idx, $info->{type};
		3244	} else {
		3245	$RESOURCE{$name} = $info;
		3246	}
		3247
		3248	cf::cede_to_tick;
		3249	}
		3250	}
		3251
		3252	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3253
2651	1	3254	1
2652	}	3255	}
2653		3256
		3257	cf::global->attach (on_resource_update => sub {
		3258	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3259	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3260
		3261	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3262	my $sound = $soundconf->{compat}[$_]
		3263	or next;
		3264
		3265	my $face = cf::face::find "sound/$sound->[1]";
		3266	cf::sound::set $sound->[0] => $face;
		3267	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3268	}
		3269
		3270	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3271	my $face = cf::face::find "sound/$v";
		3272	cf::sound::set $k => $face;
		3273	}
		3274	}
		3275	});
		3276
		3277	register_exticmd fx_want => sub {
		3278	my ($ns, $want) = @_;
		3279
		3280	while (my ($k, $v) = each %$want) {
		3281	$ns->fx_want ($k, $v);
		3282	}
		3283	};
		3284
		3285	sub load_resource_file($) {
		3286	my $guard = lock_acquire "load_resource_file";
		3287
		3288	my $status = load_resource_file_ $_[0];
		3289	get_slot 0.1, 100;
		3290	cf::arch::commit_load;
		3291
		3292	$status
		3293	}
		3294
2654	sub reload_regions {	3295	sub reload_regions {
		3296	# HACK to clear player env face cache, we need some signal framework
		3297	# for this (global event?)
		3298	%ext::player_env::MUSIC_FACE_CACHE = ();
		3299
2655	load_resource_file "$MAPDIR/regions"	3300	load_resource_file "$MAPDIR/regions"
2656	or die "unable to load regions file\n";	3301	or die "unable to load regions file\n";
		3302
		3303	for (cf::region::list) {
		3304	$_->{match} = qr/$_->{match}/
		3305	if exists $_->{match};
		3306	}
2657	}	3307	}
2658		3308
2659	sub reload_facedata {	3309	sub reload_facedata {
2660	load_facedata "$DATADIR/facedata"	3310	load_facedata "$DATADIR/facedata"
2661	or die "unable to load facedata\n";	3311	or die "unable to load facedata\n";
…		…
2672	}	3322	}
2673		3323
2674	sub reload_resources {	3324	sub reload_resources {
2675	warn "reloading resource files...\n";	3325	warn "reloading resource files...\n";
2676		3326
		3327	reload_facedata;
		3328	reload_archetypes;
2677	reload_regions;	3329	reload_regions;
2678	reload_facedata;
2679	#reload_archetypes;#d#
2680	reload_archetypes;
2681	reload_treasures;	3330	reload_treasures;
2682		3331
2683	warn "finished reloading resource files\n";	3332	warn "finished reloading resource files\n";
2684	}	3333	}
2685		3334
2686	sub init {	3335	sub init {
		3336	my $guard = freeze_mainloop;
		3337
		3338	evthread_start IO::AIO::poll_fileno;
		3339
2687	reload_resources;	3340	reload_resources;
2688	}	3341	}
2689		3342
2690	sub cfg_load {	3343	sub reload_config {
2691	open my $fh, "<:utf8", "$CONFDIR/config"	3344	open my $fh, "<:utf8", "$CONFDIR/config"
2692	or return;	3345	or return;
2693		3346
2694	local $/;	3347	local $/;
2695	*CFG = YAML::Syck::Load <$fh>;	3348	*CFG = YAML::Load <$fh>;
2696		3349
2697	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3350	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2698		3351
2699	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3352	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2700	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3353	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2706	};	3359	};
2707	warn $@ if $@;	3360	warn $@ if $@;
2708	}	3361	}
2709	}	3362	}
2710		3363
		3364	sub pidfile() {
		3365	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3366	or die "$PIDFILE: $!";
		3367	flock $fh, &Fcntl::LOCK_EX
		3368	or die "$PIDFILE: flock: $!";
		3369	$fh
		3370	}
		3371
		3372	# make sure only one server instance is running at any one time
		3373	sub atomic {
		3374	my $fh = pidfile;
		3375
		3376	my $pid = <$fh>;
		3377	kill 9, $pid if $pid > 0;
		3378
		3379	seek $fh, 0, 0;
		3380	print $fh $$;
		3381	}
		3382
2711	sub main {	3383	sub main {
		3384	atomic;
		3385
2712	# we must not ever block the main coroutine	3386	# we must not ever block the main coroutine
2713	local $Coro::idle = sub {	3387	local $Coro::idle = sub {
2714	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3388	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2715	(async {	3389	(async {
2716	Event::one_event;	3390	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3391	EV::loop EV::LOOP_ONESHOT;
2717	})->prio (Coro::PRIO_MAX);	3392	})->prio (Coro::PRIO_MAX);
2718	};	3393	};
2719		3394
2720	cfg_load;	3395	{
		3396	my $guard = freeze_mainloop;
		3397	reload_config;
2721	db_init;	3398	db_init;
2722	load_extensions;	3399	load_extensions;
2723		3400
2724	$TICK_WATCHER->start;	3401	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3402	}
		3403
		3404	utime time, time, $RUNTIMEFILE;
		3405
		3406	# no (long-running) fork's whatsoever before this point(!)
		3407	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3408
2725	Event::loop;	3409	EV::loop;
2726	}	3410	}
2727		3411
2728	#############################################################################	3412	#############################################################################
2729	# initialisation and cleanup	3413	# initialisation and cleanup
2730		3414
2731	# install some emergency cleanup handlers	3415	# install some emergency cleanup handlers
2732	BEGIN {	3416	BEGIN {
		3417	our %SIGWATCHER = ();
2733	for my $signal (qw(INT HUP TERM)) {	3418	for my $signal (qw(INT HUP TERM)) {
2734	Event->signal (	3419	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2735	reentrant => 0,
2736	data => WF_AUTOCANCEL,
2737	signal => $signal,
2738	prio => 0,
2739	cb => sub {
2740	cf::cleanup "SIG$signal";	3420	cf::cleanup "SIG$signal";
2741	},
2742	);	3421	};
2743	}	3422	}
2744	}	3423	}
2745		3424
2746	sub write_runtime {	3425	sub write_runtime_sync {
2747	my $runtime = "$LOCALDIR/runtime";
2748
2749	# first touch the runtime file to show we are still running:	3426	# first touch the runtime file to show we are still running:
2750	# the fsync below can take a very very long time.	3427	# the fsync below can take a very very long time.
2751		3428
2752	IO::AIO::aio_utime $runtime, undef, undef;	3429	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2753		3430
2754	my $guard = cf::lock_acquire "write_runtime";	3431	my $guard = cf::lock_acquire "write_runtime";
2755		3432
2756	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3433	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2757	or return;	3434	or return;
2758		3435
2759	my $value = $cf::RUNTIME + 90 + 10;	3436	my $value = $cf::RUNTIME + 90 + 10;
2760	# 10 is the runtime save interval, for a monotonic clock	3437	# 10 is the runtime save interval, for a monotonic clock
2761	# 60 allows for the watchdog to kill the server.	3438	# 60 allows for the watchdog to kill the server.
…		…
2771	aio_utime $fh, undef, undef;	3448	aio_utime $fh, undef, undef;
2772		3449
2773	close $fh	3450	close $fh
2774	or return;	3451	or return;
2775		3452
2776	aio_rename "$runtime~", $runtime	3453	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2777	and return;	3454	and return;
2778		3455
2779	warn "runtime file written.\n";	3456	warn "runtime file written.\n";
2780		3457
2781	1	3458	1
		3459	}
		3460
		3461	our $uuid_lock;
		3462	our $uuid_skip;
		3463
		3464	sub write_uuid_sync($) {
		3465	$uuid_skip ||= $_[0];
		3466
		3467	return if $uuid_lock;
		3468	local $uuid_lock = 1;
		3469
		3470	my $uuid = "$LOCALDIR/uuid";
		3471
		3472	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3473	or return;
		3474
		3475	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3476	$uuid_skip = 0;
		3477
		3478	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3479	and return;
		3480
		3481	# always fsync - this file is important
		3482	aio_fsync $fh
		3483	and return;
		3484
		3485	close $fh
		3486	or return;
		3487
		3488	aio_rename "$uuid~", $uuid
		3489	and return;
		3490
		3491	warn "uuid file written ($value).\n";
		3492
		3493	1
		3494
		3495	}
		3496
		3497	sub write_uuid($$) {
		3498	my ($skip, $sync) = @_;
		3499
		3500	$sync ? write_uuid_sync $skip
		3501	: async { write_uuid_sync $skip };
2782	}	3502	}
2783		3503
2784	sub emergency_save() {	3504	sub emergency_save() {
2785	my $freeze_guard = cf::freeze_mainloop;	3505	my $freeze_guard = cf::freeze_mainloop;
2786		3506
…		…
2792	# and maps saved/destroyed asynchronously.	3512	# and maps saved/destroyed asynchronously.
2793	warn "begin emergency player save\n";	3513	warn "begin emergency player save\n";
2794	for my $login (keys %cf::PLAYER) {	3514	for my $login (keys %cf::PLAYER) {
2795	my $pl = $cf::PLAYER{$login} or next;	3515	my $pl = $cf::PLAYER{$login} or next;
2796	$pl->valid or next;	3516	$pl->valid or next;
		3517	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2797	$pl->save;	3518	$pl->save;
2798	}	3519	}
2799	warn "end emergency player save\n";	3520	warn "end emergency player save\n";
2800		3521
2801	warn "begin emergency map save\n";	3522	warn "begin emergency map save\n";
…		…
2807	warn "end emergency map save\n";	3528	warn "end emergency map save\n";
2808		3529
2809	warn "begin emergency database checkpoint\n";	3530	warn "begin emergency database checkpoint\n";
2810	BDB::db_env_txn_checkpoint $DB_ENV;	3531	BDB::db_env_txn_checkpoint $DB_ENV;
2811	warn "end emergency database checkpoint\n";	3532	warn "end emergency database checkpoint\n";
		3533
		3534	warn "begin write uuid\n";
		3535	write_uuid_sync 1;
		3536	warn "end write uuid\n";
2812	};	3537	};
2813		3538
2814	warn "leave emergency perl save\n";	3539	warn "leave emergency perl save\n";
2815	}	3540	}
2816		3541
2817	sub post_cleanup {	3542	sub post_cleanup {
2818	my ($make_core) = @_;	3543	my ($make_core) = @_;
2819		3544
2820	warn Carp::longmess "post_cleanup backtrace"	3545	warn Carp::longmess "post_cleanup backtrace"
2821	if $make_core;	3546	if $make_core;
		3547
		3548	my $fh = pidfile;
		3549	unlink $PIDFILE if <$fh> == $$;
2822	}	3550	}
		3551
		3552	# a safer delete_package, copied from Symbol
		3553	sub clear_package($) {
		3554	my $pkg = shift;
		3555
		3556	# expand to full symbol table name if needed
		3557	unless ($pkg =~ /^main::.*::$/) {
		3558	$pkg = "main$pkg" if $pkg =~ /^::/;
		3559	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3560	$pkg .= '::' unless $pkg =~ /::$/;
		3561	}
		3562
		3563	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3564	my $stem_symtab = *{$stem}{HASH};
		3565
		3566	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3567	or return;
		3568
		3569	# clear all symbols
		3570	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3571	for my $name (keys %$leaf_symtab) {
		3572	_gv_clear *{"$pkg$name"};
		3573	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3574	}
		3575	warn "cleared package #$pkg\n";#d#
		3576	}
		3577
		3578	our $RELOAD; # how many times to reload
2823		3579
2824	sub do_reload_perl() {	3580	sub do_reload_perl() {
2825	# can/must only be called in main	3581	# can/must only be called in main
2826	if ($Coro::current != $Coro::main) {	3582	if ($Coro::current != $Coro::main) {
2827	warn "can only reload from main coroutine";	3583	warn "can only reload from main coroutine";
2828	return;	3584	return;
2829	}	3585	}
2830		3586
		3587	return if $RELOAD++;
		3588
		3589	while ($RELOAD) {
2831	warn "reloading...";	3590	warn "reloading...";
2832		3591
2833	warn "entering sync_job";	3592	warn "entering sync_job";
2834		3593
2835	cf::sync_job {	3594	cf::sync_job {
2836	cf::write_runtime; # external watchdog should not bark	3595	cf::write_runtime_sync; # external watchdog should not bark
2837	cf::emergency_save;	3596	cf::emergency_save;
2838	cf::write_runtime; # external watchdog should not bark	3597	cf::write_runtime_sync; # external watchdog should not bark
2839		3598
2840	warn "syncing database to disk";	3599	warn "syncing database to disk";
2841	BDB::db_env_txn_checkpoint $DB_ENV;	3600	BDB::db_env_txn_checkpoint $DB_ENV;
2842		3601
2843	# if anything goes wrong in here, we should simply crash as we already saved	3602	# if anything goes wrong in here, we should simply crash as we already saved
2844		3603
2845	warn "cancelling all WF_AUTOCANCEL watchers";
2846	for (Event::all_watchers) {
2847	$_->cancel if $_->data & WF_AUTOCANCEL;
2848	}
2849
2850	warn "flushing outstanding aio requests";	3604	warn "flushing outstanding aio requests";
2851	for (;;) {
2852	BDB::flush;
2853	IO::AIO::flush;
2854	Coro::cede;
2855	last unless IO::AIO::nreqs || BDB::nreqs;	3605	while (IO::AIO::nreqs || BDB::nreqs) {
2856	warn "iterate...";	3606	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
2857	}
2858
2859	++$RELOAD;
2860
2861	warn "cancelling all extension coros";
2862	$_->cancel for values %EXT_CORO;
2863	%EXT_CORO = ();
2864
2865	warn "removing commands";
2866	%COMMAND = ();
2867
2868	warn "removing ext commands";
2869	%EXTCMD = ();
2870
2871	warn "unloading/nuking all extensions";
2872	for my $pkg (@EXTS) {
2873	warn "... unloading $pkg";
2874
2875	if (my $cb = $pkg->can ("unload")) {
2876	eval {
2877	$cb->($pkg);
2878	1
2879	} or warn "$pkg unloaded, but with errors: $@";
2880	}	3607	}
2881		3608
2882	warn "... nuking $pkg";	3609	warn "cancelling all extension coros";
2883	Symbol::delete_package $pkg;	3610	$_->cancel for values %EXT_CORO;
2884	}	3611	%EXT_CORO = ();
2885		3612
2886	warn "unloading all perl modules loaded from $LIBDIR";	3613	warn "removing commands";
2887	while (my ($k, $v) = each %INC) {	3614	%COMMAND = ();
2888	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
2889		3615
		3616	warn "removing ext/exti commands";
		3617	%EXTCMD = ();
		3618	%EXTICMD = ();
		3619
		3620	warn "unloading/nuking all extensions";
		3621	for my $pkg (@EXTS) {
2890	warn "... unloading $k";	3622	warn "... unloading $pkg";
2891	delete $INC{$k};
2892		3623
2893	$k =~ s/\.pm$//;
2894	$k =~ s/\//::/g;
2895
2896	if (my $cb = $k->can ("unload_module")) {	3624	if (my $cb = $pkg->can ("unload")) {
		3625	eval {
2897	$cb->();	3626	$cb->($pkg);
		3627	1
		3628	} or warn "$pkg unloaded, but with errors: $@";
		3629	}
		3630
		3631	warn "... clearing $pkg";
		3632	clear_package $pkg;
2898	}	3633	}
2899		3634
2900	Symbol::delete_package $k;	3635	warn "unloading all perl modules loaded from $LIBDIR";
		3636	while (my ($k, $v) = each %INC) {
		3637	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3638
		3639	warn "... unloading $k";
		3640	delete $INC{$k};
		3641
		3642	$k =~ s/\.pm$//;
		3643	$k =~ s/\//::/g;
		3644
		3645	if (my $cb = $k->can ("unload_module")) {
		3646	$cb->();
		3647	}
		3648
		3649	clear_package $k;
2901	}	3650	}
2902		3651
2903	warn "getting rid of safe::, as good as possible";	3652	warn "getting rid of safe::, as good as possible";
2904	Symbol::delete_package "safe::$_"	3653	clear_package "safe::$_"
2905	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3654	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
2906		3655
2907	warn "unloading cf.pm \"a bit\"";	3656	warn "unloading cf.pm \"a bit\"";
2908	delete $INC{"cf.pm"};	3657	delete $INC{"cf.pm"};
2909	delete $INC{"cf/pod.pm"};	3658	delete $INC{"cf/pod.pm"};
2910		3659
2911	# don't, removes xs symbols, too,	3660	# don't, removes xs symbols, too,
2912	# and global variables created in xs	3661	# and global variables created in xs
2913	#Symbol::delete_package __PACKAGE__;	3662	#clear_package __PACKAGE__;
2914		3663
2915	warn "unload completed, starting to reload now";	3664	warn "unload completed, starting to reload now";
2916		3665
2917	warn "reloading cf.pm";	3666	warn "reloading cf.pm";
2918	require cf;	3667	require cf;
2919	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3668	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
2920		3669
2921	warn "loading config and database again";	3670	warn "loading config and database again";
2922	cf::cfg_load;	3671	cf::reload_config;
2923		3672
2924	warn "loading extensions";	3673	warn "loading extensions";
2925	cf::load_extensions;	3674	cf::load_extensions;
2926		3675
2927	warn "reattaching attachments to objects/players";	3676	warn "reattaching attachments to objects/players";
2928	_global_reattach; # objects, sockets	3677	_global_reattach; # objects, sockets
2929	warn "reattaching attachments to maps";	3678	warn "reattaching attachments to maps";
2930	reattach $_ for values %MAP;	3679	reattach $_ for values %MAP;
2931	warn "reattaching attachments to players";	3680	warn "reattaching attachments to players";
2932	reattach $_ for values %PLAYER;	3681	reattach $_ for values %PLAYER;
2933		3682
2934	warn "leaving sync_job";	3683	warn "leaving sync_job";
2935		3684
2936	1	3685	1
2937	} or do {	3686	} or do {
2938	warn $@;	3687	warn $@;
2939	warn "error while reloading, exiting.";	3688	cf::cleanup "error while reloading, exiting.";
2940	exit 1;
2941	};	3689	};
2942		3690
2943	warn "reloaded";	3691	warn "reloaded";
		3692	--$RELOAD;
		3693	}
2944	};	3694	};
2945		3695
2946	our $RELOAD_WATCHER; # used only during reload	3696	our $RELOAD_WATCHER; # used only during reload
2947		3697
2948	sub reload_perl() {	3698	sub reload_perl() {
2949	# doing reload synchronously and two reloads happen back-to-back,	3699	# doing reload synchronously and two reloads happen back-to-back,
2950	# coro crashes during coro_state_free->destroy here.	3700	# coro crashes during coro_state_free->destroy here.
2951		3701
2952	$RELOAD_WATCHER ||= Event->timer (	3702	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
2953	reentrant => 0,
2954	after => 0,
2955	data => WF_AUTOCANCEL,
2956	cb => sub {
2957	do_reload_perl;	3703	do_reload_perl;
2958	undef $RELOAD_WATCHER;	3704	undef $RELOAD_WATCHER;
2959	},
2960	);	3705	};
2961	}	3706	}
2962		3707
2963	register_command "reload" => sub {	3708	register_command "reload" => sub {
2964	my ($who, $arg) = @_;	3709	my ($who, $arg) = @_;
2965		3710
2966	if ($who->flag (FLAG_WIZ)) {	3711	if ($who->flag (FLAG_WIZ)) {
2967	$who->message ("reloading server.");	3712	$who->message ("reloading server.");
		3713	async {
		3714	$Coro::current->{desc} = "perl_reload";
2968	async { reload_perl };	3715	reload_perl;
		3716	};
2969	}	3717	}
2970	};	3718	};
2971		3719
2972	unshift @INC, $LIBDIR;	3720	unshift @INC, $LIBDIR;
2973		3721
…		…
2975		3723
2976	our @WAIT_FOR_TICK;	3724	our @WAIT_FOR_TICK;
2977	our @WAIT_FOR_TICK_BEGIN;	3725	our @WAIT_FOR_TICK_BEGIN;
2978		3726
2979	sub wait_for_tick {	3727	sub wait_for_tick {
2980	return unless $TICK_WATCHER->is_active;
2981	return if $Coro::current == $Coro::main;	3728	return if tick_inhibit || $Coro::current == $Coro::main;
2982		3729
2983	my $signal = new Coro::Signal;	3730	my $signal = new Coro::Signal;
2984	push @WAIT_FOR_TICK, $signal;	3731	push @WAIT_FOR_TICK, $signal;
2985	$signal->wait;	3732	$signal->wait;
2986	}	3733	}
2987		3734
2988	sub wait_for_tick_begin {	3735	sub wait_for_tick_begin {
2989	return unless $TICK_WATCHER->is_active;
2990	return if $Coro::current == $Coro::main;	3736	return if tick_inhibit || $Coro::current == $Coro::main;
2991		3737
2992	my $signal = new Coro::Signal;	3738	my $signal = new Coro::Signal;
2993	push @WAIT_FOR_TICK_BEGIN, $signal;	3739	push @WAIT_FOR_TICK_BEGIN, $signal;
2994	$signal->wait;	3740	$signal->wait;
2995	}	3741	}
2996		3742
2997	my $min = 1e6;#d#	3743	sub tick {
2998	my $avg = 10;
2999	$TICK_WATCHER = Event->timer (
3000	reentrant => 0,
3001	parked => 1,
3002	prio => 0,
3003	at => $NEXT_TICK || $TICK,
3004	data => WF_AUTOCANCEL,
3005	cb => sub {
3006	if ($Coro::current != $Coro::main) {	3744	if ($Coro::current != $Coro::main) {
3007	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3745	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3008	unless ++$bug_warning > 10;	3746	unless ++$bug_warning > 10;
3009	return;	3747	return;
3010	}	3748	}
3011		3749
3012	$NOW = $tick_start = Event::time;
3013
3014	cf::server_tick; # one server iteration	3750	cf::server_tick; # one server iteration
3015		3751
3016	0 && sync_job {#d#	3752	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3017	for(1..10) {	3753	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3018	my $t = Event::time;	3754	Coro::async_pool {
3019	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3755	$Coro::current->{desc} = "runtime saver";
3020	or die;	3756	write_runtime_sync
3021		3757	or warn "ERROR: unable to write runtime file: $!";
3022	$map->width (50);
3023	$map->height (50);
3024	$map->alloc;
3025	$map->_load_objects ("/tmp/x.map", 1);
3026	my $t = Event::time - $t;
3027
3028	#next unless $t < 0.0013;#d#
3029	if ($t < $min) {
3030	$min = $t;
3031	}
3032	$avg = $avg * 0.99 + $t * 0.01;
3033	}
3034	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3035	exit 0;
3036	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3037	};	3758	};
		3759	}
3038		3760
3039	$RUNTIME += $TICK;
3040	$NEXT_TICK += $TICK;
3041
3042	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3043	$NEXT_RUNTIME_WRITE = $NOW + 10;
3044	Coro::async_pool {
3045	write_runtime
3046	or warn "ERROR: unable to write runtime file: $!";
3047	};
3048	}
3049
3050	# my $AFTER = Event::time;
3051	# warn $AFTER - $NOW;#d#
3052
3053	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3761	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3054	$sig->send;	3762	$sig->send;
3055	}	3763	}
3056	while (my $sig = shift @WAIT_FOR_TICK) {	3764	while (my $sig = shift @WAIT_FOR_TICK) {
3057	$sig->send;	3765	$sig->send;
3058	}	3766	}
3059		3767
3060	$NOW = Event::time;	3768	$LOAD = ($NOW - $TICK_START) / $TICK;
3061
3062	# if we are delayed by four ticks or more, skip them all
3063	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3064
3065	$TICK_WATCHER->at ($NEXT_TICK);
3066	$TICK_WATCHER->start;
3067
3068	$LOAD = ($NOW - $tick_start) / $TICK;
3069	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3769	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3070		3770
3071	_post_tick;	3771	if (0) {
3072		3772	if ($NEXT_TICK) {
3073		3773	my $jitter = $TICK_START - $NEXT_TICK;
		3774	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3775	warn "jitter $JITTER\n";#d#
		3776	}
3074	},	3777	}
3075	);	3778	}
3076		3779
3077	{	3780	{
3078	BDB::max_poll_time $TICK * 0.1;	3781	# configure BDB
3079	$BDB_POLL_WATCHER = Event->io (	3782
3080	reentrant => 0,
3081	fd => BDB::poll_fileno,
3082	poll => 'r',
3083	prio => 0,
3084	data => WF_AUTOCANCEL,
3085	cb => \&BDB::poll_cb,
3086	);
3087	BDB::min_parallel 8;	3783	BDB::min_parallel 8;
3088		3784	BDB::max_poll_reqs $TICK * 0.1;
3089	BDB::set_sync_prepare {	3785	$AnyEvent::BDB::WATCHER->priority (1);
3090	my $status;
3091	my $current = $Coro::current;
3092	(
3093	sub {
3094	$status = $!;
3095	$current->ready; undef $current;
3096	},
3097	sub {
3098	Coro::schedule while defined $current;
3099	$! = $status;
3100	},
3101	)
3102	};
3103		3786
3104	unless ($DB_ENV) {	3787	unless ($DB_ENV) {
3105	$DB_ENV = BDB::db_env_create;	3788	$DB_ENV = BDB::db_env_create;
		3789	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3790	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3791	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3792	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3793	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3106		3794
3107	cf::sync_job {	3795	cf::sync_job {
3108	eval {	3796	eval {
3109	BDB::db_env_open	3797	BDB::db_env_open
3110	$DB_ENV,	3798	$DB_ENV,
…		…
3112	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3800	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3113	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3801	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3114	0666;	3802	0666;
3115		3803
3116	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3804	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3117
3118	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3119	$DB_ENV->set_lk_detect;
3120	};	3805	};
3121		3806
3122	cf::cleanup "db_env_open(db): $@" if $@;	3807	cf::cleanup "db_env_open(db): $@" if $@;
3123	};	3808	};
3124	}	3809	}
		3810
		3811	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3812	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3813	};
		3814	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3815	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3816	};
		3817	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3818	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3819	};
3125	}	3820	}
3126		3821
3127	{	3822	{
		3823	# configure IO::AIO
		3824
3128	IO::AIO::min_parallel 8;	3825	IO::AIO::min_parallel 8;
3129
3130	undef $Coro::AIO::WATCHER;
3131	IO::AIO::max_poll_time $TICK * 0.1;	3826	IO::AIO::max_poll_time $TICK * 0.1;
3132	$AIO_POLL_WATCHER = Event->io (	3827	undef $AnyEvent::AIO::WATCHER;
3133	reentrant => 0,
3134	data => WF_AUTOCANCEL,
3135	fd => IO::AIO::poll_fileno,
3136	poll => 'r',
3137	prio => 6,
3138	cb => \&IO::AIO::poll_cb,
3139	);
3140	}	3828	}
3141		3829
3142	my $_log_backtrace;	3830	my $_log_backtrace;
3143		3831
3144	sub _log_backtrace {	3832	sub _log_backtrace {
…		…
3147	$msg =~ s/\n//;	3835	$msg =~ s/\n//;
3148		3836
3149	# limit the # of concurrent backtraces	3837	# limit the # of concurrent backtraces
3150	if ($_log_backtrace < 2) {	3838	if ($_log_backtrace < 2) {
3151	++$_log_backtrace;	3839	++$_log_backtrace;
		3840	my $perl_bt = Carp::longmess $msg;
3152	async {	3841	async {
		3842	$Coro::current->{desc} = "abt $msg";
		3843
3153	my @bt = fork_call {	3844	my @bt = fork_call {
3154	@addr = map { sprintf "%x", $_ } @addr;	3845	@addr = map { sprintf "%x", $_ } @addr;
3155	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3846	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3156	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3847	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3157	or die "addr2line: $!";	3848	or die "addr2line: $!";
…		…
3165	}	3856	}
3166		3857
3167	@funcs	3858	@funcs
3168	};	3859	};
3169		3860
3170	LOG llevInfo, "[ABT] $msg\n";	3861	LOG llevInfo, "[ABT] $perl_bt\n";
		3862	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3171	LOG llevInfo, "[ABT] $_\n" for @bt;	3863	LOG llevInfo, "[ABT] $_\n" for @bt;
3172	--$_log_backtrace;	3864	--$_log_backtrace;
3173	};	3865	};
3174	} else {	3866	} else {
3175	LOG llevInfo, "[ABT] $msg\n";	3867	LOG llevInfo, "[ABT] $msg\n";

Diff Legend

–	Removed lines
+	Added lines
<	Changed lines
>	Changed lines