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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.311 by root, Fri Jul 20 16:11:10 2007 UTC vs.
Revision 1.450 by root, Mon Sep 22 01:33:09 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
25	use JSON::XS 1.4 ();	51	use JSON::XS 2.01 ();
26	use BDB ();	52	use BDB ();
27	use Data::Dumper;	53	use Data::Dumper;
28	use Digest::MD5;	54	use Digest::MD5;
29	use Fcntl;	55	use Fcntl;
30	use YAML::Syck ();	56	use YAML ();
31	use IO::AIO 2.32 ();	57	use IO::AIO ();
32	use Time::HiRes;	58	use Time::HiRes;
33	use Compress::LZF;	59	use Compress::LZF;
34	use Digest::MD5 ();	60	use Digest::MD5 ();
		61
		62	AnyEvent::detect;
35		63
36	# configure various modules to our taste	64	# configure various modules to our taste
37	#	65	#
38	$Storable::canonical = 1; # reduce rsync transfers	66	$Storable::canonical = 1; # reduce rsync transfers
39	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator	67	Coro::State::cctx_stacksize 256000; # 1-2MB stack, for deep recursions in maze generator
		68
		69	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
		70
		71	# make sure c-lzf reinitialises itself
		72	Compress::LZF::set_serializer "Storable", "Storable::net_mstore", "Storable::mretrieve";
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	73	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41
42	$Event::Eval = 1; # no idea why this is required, but it is
43
44	# work around bug in YAML::Syck - bad news for perl6, will it be as broken wrt. unicode?
45	$YAML::Syck::ImplicitUnicode = 1;
46
47	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		74
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	75	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		76
51	our %COMMAND = ();	77	our %COMMAND = ();
52	our %COMMAND_TIME = ();	78	our %COMMAND_TIME = ();
…		…
58	our %EXT_MAP = (); # pluggable maps	84	our %EXT_MAP = (); # pluggable maps
59		85
60	our $RELOAD; # number of reloads so far	86	our $RELOAD; # number of reloads so far
61	our @EVENT;	87	our @EVENT;
62		88
63	our $CONFDIR = confdir;	89	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	90	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	91	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	92	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	93	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	94	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	95	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	96	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	97	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	98	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	99	our $BDBDIR = "$LOCALDIR/db";
		100	our $PIDFILE = "$LOCALDIR/pid";
		101	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		102
		103	our %RESOURCE;
74		104
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	105	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)
76	our $TICK_WATCHER;
77	our $AIO_POLL_WATCHER;
78	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written	106	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	107	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	108	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		109
		110	our $BDB_DEADLOCK_WATCHER;
		111	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	112	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	113	our $DB_ENV;
85		114
86	our %CFG;	115	our %CFG;
87		116
88	our $UPTIME; $UPTIME ||= time;	117	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	118	our $RUNTIME;
		119	our $NOW;
90		120
91	our %PLAYER; # all users	121	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	122	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	123	our $LINK_MAP; # the special {link} map, which is always available
94		124
95	# used to convert map paths into valid unix filenames by replacing / by ∕	125	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	126	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		127
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	128	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	129	our $LOADAVG; # same thing, but with alpha-smoothing
		130	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	131	our $TICK_START; # for load detecting purposes
101		132
102	binmode STDOUT;	133	binmode STDOUT;
103	binmode STDERR;	134	binmode STDERR;
104		135
105	# read virtual server time, if available	136	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	137	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	138	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	139	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	140	$RUNTIME = <$fh> + 0.;
110	}	141	}
111		142
112	mkdir $_	143	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	144	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		189
159	The raw value load value from the last tick.	190	The raw value load value from the last tick.
160		191
161	=item %cf::CFG	192	=item %cf::CFG
162		193
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	194	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	195	from wherever your confdir points to.
165		196
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	197	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		198
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	199	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	217	$msg .= "\n"
187	unless $msg =~ /\n$/;	218	unless $msg =~ /\n$/;
188		219
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	220	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		221
191	utf8::encode $msg;
192	LOG llevError, $msg;	222	LOG llevError, $msg;
193	};	223	};
194	}	224	}
		225
		226	$Coro::State::DIEHOOK = sub {
		227	return unless $^S eq 0; # "eq", not "=="
		228
		229	if ($Coro::current == $Coro::main) {#d#
		230	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		231	return;#d#
		232	}#d#
		233
		234	# kill coroutine otherwise
		235	warn Carp::longmess $_[0];
		236	Coro::terminate
		237	};
		238
		239	$SIG{__DIE__} = sub { }; #d#?
195		240
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	241	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	242	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	243	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	244	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	251	for my $pkg (qw(
207	cf::global cf::attachable	252	cf::global cf::attachable
208	cf::object cf::object::player	253	cf::object cf::object::player
209	cf::client cf::player	254	cf::client cf::player
210	cf::arch cf::living	255	cf::arch cf::living
		256	cf::map cf::mapspace
211	cf::map cf::party cf::region	257	cf::party cf::region
212	)) {	258	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	259	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	260	}
216		261
217	$Event::DIED = sub {	262	$EV::DIED = sub {
218	warn "error in event callback: @_";	263	warn "error in event callback: @_";
219	};	264	};
220		265
221	#############################################################################	266	#############################################################################
222		267
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	290	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	291	$d
247	} || "[unable to dump $_[0]: '$@']";	292	} || "[unable to dump $_[0]: '$@']";
248	}	293	}
249		294
250	=item $ref = cf::from_json $json	295	=item $ref = cf::decode_json $json
251		296
252	Converts a JSON string into the corresponding perl data structure.	297	Converts a JSON string into the corresponding perl data structure.
253		298
254	=item $json = cf::to_json $ref	299	=item $json = cf::encode_json $ref
255		300
256	Converts a perl data structure into its JSON representation.	301	Converts a perl data structure into its JSON representation.
257		302
258	=cut	303	=cut
259		304
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	305	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		306
262	sub to_json ($) { $json_coder->encode ($_[0]) }	307	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	308	sub decode_json($) { $json_coder->decode ($_[0]) }
264		309
265	=item cf::lock_wait $string	310	=item cf::lock_wait $string
266		311
267	Wait until the given lock is available. See cf::lock_acquire.	312	Wait until the given lock is available. See cf::lock_acquire.
268		313
…		…
271	Wait until the given lock is available and then acquires it and returns	316	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	317	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	318	for example when the coroutine gets canceled), the lock is automatically
274	returned.	319	returned.
275		320
		321	Locks are *not* recursive, locking from the same coro twice results in a
		322	deadlocked coro.
		323
276	Lock names should begin with a unique identifier (for example, cf::map::find	324	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	325	uses map_find and cf::map::load uses map_load).
278		326
279	=item $locked = cf::lock_active $string	327	=item $locked = cf::lock_active $string
280		328
281	Return true if the lock is currently active, i.e. somebody has locked it.	329	Return true if the lock is currently active, i.e. somebody has locked it.
282		330
283	=cut	331	=cut
284		332
285	our %LOCK;	333	our %LOCK;
		334	our %LOCKER;#d#
286		335
287	sub lock_wait($) {	336	sub lock_wait($) {
288	my ($key) = @_;	337	my ($key) = @_;
		338
		339	if ($LOCKER{$key} == $Coro::current) {#d#
		340	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		341	return;#d#
		342	}#d#
289		343
290	# wait for lock, if any	344	# wait for lock, if any
291	while ($LOCK{$key}) {	345	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	346	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	347	Coro::schedule;
…		…
299		353
300	# wait, to be sure we are not locked	354	# wait, to be sure we are not locked
301	lock_wait $key;	355	lock_wait $key;
302		356
303	$LOCK{$key} = [];	357	$LOCK{$key} = [];
		358	$LOCKER{$key} = $Coro::current;#d#
304		359
305	Coro::guard {	360	Coro::guard {
		361	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	362	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	363	$_->ready for @{ delete $LOCK{$key} };
308	}	364	}
309	}	365	}
310		366
…		…
313		369
314	! ! $LOCK{$key}	370	! ! $LOCK{$key}
315	}	371	}
316		372
317	sub freeze_mainloop {	373	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	374	tick_inhibit_inc;
319		375
320	my $guard = Coro::guard {	376	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	377	}
		378
		379	=item cf::periodic $interval, $cb
		380
		381	Like EV::periodic, but randomly selects a starting point so that the actions
		382	get spread over timer.
		383
		384	=cut
		385
		386	sub periodic($$) {
		387	my ($interval, $cb) = @_;
		388
		389	my $start = rand List::Util::min 180, $interval;
		390
		391	EV::periodic $start, $interval, 0, $cb
		392	}
		393
		394	=item cf::get_slot $time[, $priority[, $name]]
		395
		396	Allocate $time seconds of blocking CPU time at priority C<$priority>:
		397	This call blocks and returns only when you have at least C<$time> seconds
		398	of cpu time till the next tick. The slot is only valid till the next cede.
		399
		400	The optional C<$name> can be used to identify the job to run. It might be
		401	used for statistical purposes and should identify the same time-class.
		402
		403	Useful for short background jobs.
		404
		405	=cut
		406
		407	our @SLOT_QUEUE;
		408	our $SLOT_QUEUE;
		409
		410	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
		411	$SLOT_QUEUE = Coro::async {
		412	$Coro::current->desc ("timeslot manager");
		413
		414	my $signal = new Coro::Signal;
		415
		416	while () {
		417	next_job:
		418	my $avail = cf::till_tick;
		419	if ($avail > 0.01) {
		420	for (0 .. $#SLOT_QUEUE) {
		421	if ($SLOT_QUEUE[$_][0] < $avail) {
		422	my $job = splice @SLOT_QUEUE, $_, 1, ();
		423	$job->[2]->send;
		424	Coro::cede;
		425	goto next_job;
		426	}
		427	}
		428	}
		429
		430	if (@SLOT_QUEUE) {
		431	# we do not use wait_for_tick() as it returns immediately when tick is inactive
		432	push @cf::WAIT_FOR_TICK, $signal;
		433	$signal->wait;
		434	} else {
		435	Coro::schedule;
		436	}
322	};	437	}
323	$TICK_WATCHER->stop;	438	};
324	$guard	439
		440	sub get_slot($;$$) {
		441	return if tick_inhibit || $Coro::current == $Coro::main;
		442
		443	my ($time, $pri, $name) = @_;
		444
		445	$time = $TICK * .6 if $time > $TICK * .6;
		446	my $sig = new Coro::Signal;
		447
		448	push @SLOT_QUEUE, [$time, $pri, $sig, $name];
		449	@SLOT_QUEUE = sort { $b->[1] <=> $a->[1] } @SLOT_QUEUE;
		450	$SLOT_QUEUE->ready;
		451	$sig->wait;
325	}	452	}
326		453
327	=item cf::async { BLOCK }	454	=item cf::async { BLOCK }
328		455
329	Currently the same as Coro::async_pool, meaning you cannot use	456	Currently the same as Coro::async_pool, meaning you cannot use
…		…
334		461
335	BEGIN { *async = \&Coro::async_pool }	462	BEGIN { *async = \&Coro::async_pool }
336		463
337	=item cf::sync_job { BLOCK }	464	=item cf::sync_job { BLOCK }
338		465
339	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	466	The design of Deliantra requires that the main coroutine ($Coro::main)
340	is always able to handle events or runnable, as Crossfire TRT is only	467	is always able to handle events or runnable, as Deliantra is only
341	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	468	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
342	acceptable.	469	acceptable.
343		470
344	If it must be done, put the blocking parts into C<sync_job>. This will run	471	If it must be done, put the blocking parts into C<sync_job>. This will run
345	the given BLOCK in another coroutine while waiting for the result. The	472	the given BLOCK in another coroutine while waiting for the result. The
…		…
350		477
351	sub sync_job(&) {	478	sub sync_job(&) {
352	my ($job) = @_;	479	my ($job) = @_;
353		480
354	if ($Coro::current == $Coro::main) {	481	if ($Coro::current == $Coro::main) {
355	my $time = Event::time;	482	my $time = EV::time;
356		483
357	# this is the main coro, too bad, we have to block	484	# this is the main coro, too bad, we have to block
358	# till the operation succeeds, freezing the server :/	485	# till the operation succeeds, freezing the server :/
359		486
360	# TODO: use suspend/resume instead	487	LOG llevError, Carp::longmess "sync job";#d#
361	# (but this is cancel-safe)	488
362	my $freeze_guard = freeze_mainloop;	489	my $freeze_guard = freeze_mainloop;
363		490
364	my $busy = 1;	491	my $busy = 1;
365	my @res;	492	my @res;
366		493
367	(async {	494	(async {
		495	$Coro::current->desc ("sync job coro");
368	@res = eval { $job->() };	496	@res = eval { $job->() };
369	warn $@ if $@;	497	warn $@ if $@;
370	undef $busy;	498	undef $busy;
371	})->prio (Coro::PRIO_MAX);	499	})->prio (Coro::PRIO_MAX);
372		500
373	while ($busy) {	501	while ($busy) {
374	Coro::cede or Event::one_event;	502	if (Coro::nready) {
		503	Coro::cede_notself;
		504	} else {
		505	EV::loop EV::LOOP_ONESHOT;
375	}	506	}
		507	}
376		508
377	$time = Event::time - $time;	509	my $time = EV::time - $time;
378		510
379	LOG llevError | logBacktrace, Carp::longmess "long sync job"
380	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
381
382	$tick_start += $time; # do not account sync jobs to server load	511	$TICK_START += $time; # do not account sync jobs to server load
383		512
384	wantarray ? @res : $res[0]	513	wantarray ? @res : $res[0]
385	} else {	514	} else {
386	# we are in another coroutine, how wonderful, everything just works	515	# we are in another coroutine, how wonderful, everything just works
387		516
…		…
412	=item fork_call { }, $args	541	=item fork_call { }, $args
413		542
414	Executes the given code block with the given arguments in a seperate	543	Executes the given code block with the given arguments in a seperate
415	process, returning the results. Everything must be serialisable with	544	process, returning the results. Everything must be serialisable with
416	Coro::Storable. May, of course, block. Note that the executed sub may	545	Coro::Storable. May, of course, block. Note that the executed sub may
417	never block itself or use any form of Event handling.	546	never block itself or use any form of event handling.
418		547
419	=cut	548	=cut
420
421	sub _store_scalar {
422	open my $fh, ">", \my $buf
423	or die "fork_call: cannot open fh-to-buf in child : $!";
424	Storable::store_fd $_[0], $fh;
425	close $fh;
426
427	$buf
428	}
429		549
430	sub fork_call(&@) {	550	sub fork_call(&@) {
431	my ($cb, @args) = @_;	551	my ($cb, @args) = @_;
432		552
433	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	553	# we seemingly have to make a local copy of the whole thing,
434	# or die "socketpair: $!";	554	# otherwise perl prematurely frees the stuff :/
435	pipe my $fh1, my $fh2	555	# TODO: investigate and fix (likely this will be rather laborious)
436	or die "pipe: $!";
437		556
438	if (my $pid = fork) {	557	my @res = Coro::Util::fork_eval {
439	close $fh2;
440
441	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
442	warn "pst<$res>" unless $res =~ /^pst/;
443	$res = Coro::Storable::thaw $res;
444
445	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
446
447	Carp::confess $$res unless "ARRAY" eq ref $res;
448
449	return wantarray ? @$res : $res->[-1];
450	} else {
451	reset_signals;	558	reset_signals;
452	local $SIG{__WARN__};	559	&$cb
453	local $SIG{__DIE__};	560	}, @args;
454	# just in case, this hack effectively disables event
455	# in the child. cleaner and slower would be canceling all watchers,
456	# but this works for the time being.
457	local $Coro::idle;
458	$Coro::current->prio (Coro::PRIO_MAX);
459		561
460	eval {	562	wantarray ? @res : $res[-1]
461	close $fh1;	563	}
462		564
463	my @res = eval { $cb->(@args) };	565	=item $coin = coin_from_name $name
464		566
465	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	567	=cut
466	close $fh2;
467	};
468		568
469	warn $@ if $@;	569	our %coin_alias = (
470	_exit 0;	570	"silver" => "silvercoin",
471	}	571	"silvercoin" => "silvercoin",
		572	"silvercoins" => "silvercoin",
		573	"gold" => "goldcoin",
		574	"goldcoin" => "goldcoin",
		575	"goldcoins" => "goldcoin",
		576	"platinum" => "platinacoin",
		577	"platinumcoin" => "platinacoin",
		578	"platinumcoins" => "platinacoin",
		579	"platina" => "platinacoin",
		580	"platinacoin" => "platinacoin",
		581	"platinacoins" => "platinacoin",
		582	"royalty" => "royalty",
		583	"royalties" => "royalty",
		584	);
		585
		586	sub coin_from_name($) {
		587	$coin_alias{$_[0]}
		588	? cf::arch::find $coin_alias{$_[0]}
		589	: undef
472	}	590	}
473		591
474	=item $value = cf::db_get $family => $key	592	=item $value = cf::db_get $family => $key
475		593
476	Returns a single value from the environment database.	594	Returns a single value from the environment database.
…		…
478	=item cf::db_put $family => $key => $value	596	=item cf::db_put $family => $key => $value
479		597
480	Stores the given C<$value> in the family. It can currently store binary	598	Stores the given C<$value> in the family. It can currently store binary
481	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	599	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
482		600
		601	=item $db = cf::db_table "name"
		602
		603	Create and/or open a new database table. The string must not be "db" and must be unique
		604	within each server.
		605
483	=cut	606	=cut
		607
		608	sub db_table($) {
		609	my ($name) = @_;
		610	my $db = BDB::db_create $DB_ENV;
		611
		612	eval {
		613	$db->set_flags (BDB::CHKSUM);
		614
		615	utf8::encode $name;
		616	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		617	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		618	cf::cleanup "db_open(db): $!" if $!;
		619	};
		620	cf::cleanup "db_open(db): $@" if $@;
		621
		622	$db
		623	}
484		624
485	our $DB;	625	our $DB;
486		626
487	sub db_init {	627	sub db_init {
488	unless ($DB) {
489	$DB = BDB::db_create $DB_ENV;
490
491	cf::sync_job {	628	cf::sync_job {
492	eval {	629	$DB ||= db_table "db";
493	$DB->set_flags (BDB::CHKSUM);
494
495	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
496	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
497	cf::cleanup "db_open(db): $!" if $!;
498	};
499	cf::cleanup "db_open(db): $@" if $@;
500	};
501	}	630	};
502	}	631	}
503		632
504	sub db_get($$) {	633	sub db_get($$) {
505	my $key = "$_[0]/$_[1]";	634	my $key = "$_[0]/$_[1]";
506		635
…		…
556	if (1) {	685	if (1) {
557	$md5 =	686	$md5 =
558	join "\x00",	687	join "\x00",
559	$processversion,	688	$processversion,
560	map {	689	map {
561	Coro::cede;	690	cf::cede_to_tick;
562	($src->[$_], Digest::MD5::md5_hex $data[$_])	691	($src->[$_], Digest::MD5::md5_hex $data[$_])
563	} 0.. $#$src;	692	} 0.. $#$src;
564		693
565		694
566	my $dbmd5 = db_get cache => "$id/md5";	695	my $dbmd5 = db_get cache => "$id/md5";
…		…
604		733
605	#############################################################################	734	#############################################################################
606		735
607	=head2 ATTACHABLE OBJECTS	736	=head2 ATTACHABLE OBJECTS
608		737
609	Many objects in crossfire are so-called attachable objects. That means you can	738	Many objects in deliantra are so-called attachable objects. That means you can
610	attach callbacks/event handlers (a collection of which is called an "attachment")	739	attach callbacks/event handlers (a collection of which is called an "attachment")
611	to it. All such attachable objects support the following methods.	740	to it. All such attachable objects support the following methods.
612		741
613	In the following description, CLASS can be any of C<global>, C<object>	742	In the following description, CLASS can be any of C<global>, C<object>
614	C<player>, C<client> or C<map> (i.e. the attachable objects in	743	C<player>, C<client> or C<map> (i.e. the attachable objects in
615	Crossfire TRT).	744	Deliantra).
616		745
617	=over 4	746	=over 4
618		747
619	=item $attachable->attach ($attachment, key => $value...)	748	=item $attachable->attach ($attachment, key => $value...)
620		749
…		…
664	=item cf::CLASS::attachment $name, ...	793	=item cf::CLASS::attachment $name, ...
665		794
666	Register an attachment by C<$name> through which attachable objects of the	795	Register an attachment by C<$name> through which attachable objects of the
667	given CLASS can refer to this attachment.	796	given CLASS can refer to this attachment.
668		797
669	Some classes such as crossfire maps and objects can specify attachments	798	Some classes such as deliantra maps and objects can specify attachments
670	that are attached at load/instantiate time, thus the need for a name.	799	that are attached at load/instantiate time, thus the need for a name.
671		800
672	These calls expect any number of the following handler/hook descriptions:	801	These calls expect any number of the following handler/hook descriptions:
673		802
674	=over 4	803	=over 4
…		…
902	}	1031	}
903		1032
904	0	1033	0
905	}	1034	}
906		1035
907	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1036	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
908		1037
909	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1038	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
910		1039
911	Generate an object-specific event with the given arguments.	1040	Generate an object-specific event with the given arguments.
912		1041
…		…
919	=cut	1048	=cut
920		1049
921	#############################################################################	1050	#############################################################################
922	# object support	1051	# object support
923		1052
		1053	sub _object_equal($$);
		1054	sub _object_equal($$) {
		1055	my ($a, $b) = @_;
		1056
		1057	return 0 unless (ref $a) eq (ref $b);
		1058
		1059	if ("HASH" eq ref $a) {
		1060	my @ka = keys %$a;
		1061	my @kb = keys %$b;
		1062
		1063	return 0 if @ka != @kb;
		1064
		1065	for (0 .. $#ka) {
		1066	return 0 unless $ka[$_] eq $kb[$_];
		1067	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1068	}
		1069
		1070	} elsif ("ARRAY" eq ref $a) {
		1071
		1072	return 0 if @$a != @$b;
		1073
		1074	for (0 .. $#$a) {
		1075	return 0 unless _object_equal $a->[$_], $b->[$_];
		1076	}
		1077
		1078	} elsif ($a ne $b) {
		1079	return 0;
		1080	}
		1081
		1082	1
		1083	}
		1084
		1085	our $SLOW_MERGES;#d#
		1086	sub _can_merge {
		1087	my ($ob1, $ob2) = @_;
		1088
		1089	++$SLOW_MERGES;#d#
		1090
		1091	# we do the slow way here
		1092	return _object_equal $ob1, $ob2
		1093	}
		1094
924	sub reattach {	1095	sub reattach {
925	# basically do the same as instantiate, without calling instantiate	1096	# basically do the same as instantiate, without calling instantiate
926	my ($obj) = @_;	1097	my ($obj) = @_;
927		1098
		1099	# no longer needed after getting rid of delete_package?
928	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1100	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
929		1101
930	my $registry = $obj->registry;	1102	my $registry = $obj->registry;
931		1103
932	@$registry = ();	1104	@$registry = ();
933		1105
…		…
948	cf::attachable->attach (	1120	cf::attachable->attach (
949	prio => -1000000,	1121	prio => -1000000,
950	on_instantiate => sub {	1122	on_instantiate => sub {
951	my ($obj, $data) = @_;	1123	my ($obj, $data) = @_;
952		1124
953	$data = from_json $data;	1125	$data = decode_json $data;
954		1126
955	for (@$data) {	1127	for (@$data) {
956	my ($name, $args) = @$_;	1128	my ($name, $args) = @$_;
957		1129
958	$obj->attach ($name, %{$args || {} });	1130	$obj->attach ($name, %{$args || {} });
…		…
974	sub object_freezer_save {	1146	sub object_freezer_save {
975	my ($filename, $rdata, $objs) = @_;	1147	my ($filename, $rdata, $objs) = @_;
976		1148
977	sync_job {	1149	sync_job {
978	if (length $$rdata) {	1150	if (length $$rdata) {
		1151	utf8::decode (my $decname = $filename);
979	warn sprintf "saving %s (%d,%d)\n",	1152	warn sprintf "saving %s (%d,%d)\n",
980	$filename, length $$rdata, scalar @$objs;	1153	$decname, length $$rdata, scalar @$objs;
981		1154
982	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1155	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
983	chmod SAVE_MODE, $fh;	1156	aio_chmod $fh, SAVE_MODE;
984	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1157	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
985	aio_fsync $fh if $cf::USE_FSYNC;	1158	aio_fsync $fh if $cf::USE_FSYNC;
986	close $fh;	1159	aio_close $fh;
987		1160
988	if (@$objs) {	1161	if (@$objs) {
989	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1162	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
990	chmod SAVE_MODE, $fh;	1163	aio_chmod $fh, SAVE_MODE;
991	my $data = Storable::nfreeze { version => 1, objs => $objs };	1164	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
992	aio_write $fh, 0, (length $data), $data, 0;	1165	aio_write $fh, 0, (length $data), $data, 0;
993	aio_fsync $fh if $cf::USE_FSYNC;	1166	aio_fsync $fh if $cf::USE_FSYNC;
994	close $fh;	1167	aio_close $fh;
995	aio_rename "$filename.pst~", "$filename.pst";	1168	aio_rename "$filename.pst~", "$filename.pst";
996	}	1169	}
997	} else {	1170	} else {
998	aio_unlink "$filename.pst";	1171	aio_unlink "$filename.pst";
999	}	1172	}
…		…
1004	}	1177	}
1005	} else {	1178	} else {
1006	aio_unlink $filename;	1179	aio_unlink $filename;
1007	aio_unlink "$filename.pst";	1180	aio_unlink "$filename.pst";
1008	}	1181	}
1009	}	1182	};
1010	}	1183	}
1011		1184
1012	sub object_freezer_as_string {	1185	sub object_freezer_as_string {
1013	my ($rdata, $objs) = @_;	1186	my ($rdata, $objs) = @_;
1014		1187
…		…
1026	or return;	1199	or return;
1027		1200
1028	unless (aio_stat "$filename.pst") {	1201	unless (aio_stat "$filename.pst") {
1029	(aio_load "$filename.pst", $av) >= 0	1202	(aio_load "$filename.pst", $av) >= 0
1030	or return;	1203	or return;
		1204
1031	$av = eval { (Storable::thaw $av)->{objs} };	1205	my $st = eval { Coro::Storable::thaw $av };
		1206	$av = $st->{objs};
1032	}	1207	}
1033		1208
		1209	utf8::decode (my $decname = $filename);
1034	warn sprintf "loading %s (%d)\n",	1210	warn sprintf "loading %s (%d,%d)\n",
1035	$filename, length $data, scalar @{$av || []};	1211	$decname, length $data, scalar @{$av || []};
		1212
1036	return ($data, $av);	1213	($data, $av)
1037	}	1214	}
1038		1215
1039	=head2 COMMAND CALLBACKS	1216	=head2 COMMAND CALLBACKS
1040		1217
1041	=over 4	1218	=over 4
…		…
1114	my ($pl, $buf) = @_;	1291	my ($pl, $buf) = @_;
1115		1292
1116	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1293	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1117		1294
1118	if (ref $msg) {	1295	if (ref $msg) {
		1296	my ($type, $reply, @payload) =
		1297	"ARRAY" eq ref $msg
		1298	? @$msg
		1299	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1300
		1301	my @reply;
		1302
1119	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1303	if (my $cb = $EXTCMD{$type}) {
1120	if (my %reply = $cb->($pl, $msg)) {	1304	@reply = $cb->($pl, @payload);
1121	$pl->ext_reply ($msg->{msgid}, %reply);
1122	}
1123	}	1305	}
		1306
		1307	$pl->ext_reply ($reply, @reply)
		1308	if $reply;
		1309
1124	} else {	1310	} else {
1125	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1311	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1126	}	1312	}
1127		1313
1128	cf::override;	1314	cf::override;
…		…
1155		1341
1156	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1342	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1157	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1343	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1158		1344
1159	$ext{source} =	1345	$ext{source} =
1160	"package $pkg; use strict; use utf8;\n"	1346	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1161	. "#line 1 \"$path\"\n{\n"	1347	. "#line 1 \"$path\"\n{\n"
1162	. $source	1348	. $source
1163	. "\n};\n1";	1349	. "\n};\n1";
1164		1350
1165	$todo{$base} = \%ext;	1351	$todo{$base} = \%ext;
…		…
1181	my $msg = $@ ? "$v->{path}: $@\n"	1367	my $msg = $@ ? "$v->{path}: $@\n"
1182	: "$v->{base}: extension inactive.\n";	1368	: "$v->{base}: extension inactive.\n";
1183		1369
1184	if (exists $v->{meta}{mandatory}) {	1370	if (exists $v->{meta}{mandatory}) {
1185	warn $msg;	1371	warn $msg;
1186	warn "mandatory extension failed to load, exiting.\n";	1372	cf::cleanup "mandatory extension failed to load, exiting.";
1187	exit 1;
1188	}	1373	}
1189		1374
1190	warn $msg;	1375	warn $msg;
1191	}	1376	}
1192		1377
…		…
1206		1391
1207	=back	1392	=back
1208		1393
1209	=head2 CORE EXTENSIONS	1394	=head2 CORE EXTENSIONS
1210		1395
1211	Functions and methods that extend core crossfire objects.	1396	Functions and methods that extend core deliantra objects.
1212		1397
1213	=cut	1398	=cut
1214		1399
1215	package cf::player;	1400	package cf::player;
1216		1401
1217	use Coro::AIO;	1402	use Coro::AIO;
1218		1403
1219	=head3 cf::player	1404	=head3 cf::player
1220		1405
1221	=over 4	1406	=over 4
		1407
		1408	=item cf::player::num_playing
		1409
		1410	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1411
		1412	=cut
		1413
		1414	sub num_playing {
		1415	scalar grep
		1416	$_->ob->map
		1417	&& !$_->hidden
		1418	&& !$_->ob->flag (cf::FLAG_WIZ),
		1419	cf::player::list
		1420	}
1222		1421
1223	=item cf::player::find $login	1422	=item cf::player::find $login
1224		1423
1225	Returns the given player object, loading it if necessary (might block).	1424	Returns the given player object, loading it if necessary (might block).
1226		1425
…		…
1262	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1461	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1263	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1462	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1264	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1463	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1265	aio_unlink +(playerdir $login) . "/$login.pl";	1464	aio_unlink +(playerdir $login) . "/$login.pl";
1266		1465
1267	my $pl = load_pl path $login	1466	my $f = new_from_file cf::object::thawer path $login
1268	or return;	1467	or return;
		1468
		1469	my $pl = cf::player::load_pl $f
		1470	or return;
		1471
		1472	local $cf::PLAYER_LOADING{$login} = $pl;
		1473	$f->resolve_delayed_derefs;
1269	$cf::PLAYER{$login} = $pl	1474	$cf::PLAYER{$login} = $pl
1270	}	1475	}
1271	}	1476	}
1272	}	1477	}
1273		1478
…		…
1282	return if $pl->{deny_save};	1487	return if $pl->{deny_save};
1283		1488
1284	aio_mkdir playerdir $pl, 0770;	1489	aio_mkdir playerdir $pl, 0770;
1285	$pl->{last_save} = $cf::RUNTIME;	1490	$pl->{last_save} = $cf::RUNTIME;
1286		1491
		1492	cf::get_slot 0.01;
		1493
1287	$pl->save_pl ($path);	1494	$pl->save_pl ($path);
1288	Coro::cede;	1495	cf::cede_to_tick;
1289	}	1496	}
1290		1497
1291	sub new($) {	1498	sub new($) {
1292	my ($login) = @_;	1499	my ($login) = @_;
1293		1500
…		…
1299	$cf::PLAYER{$login} = $self;	1506	$cf::PLAYER{$login} = $self;
1300		1507
1301	$self	1508	$self
1302	}	1509	}
1303		1510
		1511	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1512
		1513	=cut
		1514
		1515	sub send_msg {
		1516	my $ns = shift->ns
		1517	or return;
		1518	$ns->send_msg (@_);
		1519	}
		1520
1304	=item $pl->quit_character	1521	=item $pl->quit_character
1305		1522
1306	Nukes the player without looking back. If logged in, the connection will	1523	Nukes the player without looking back. If logged in, the connection will
1307	be destroyed. May block for a long time.	1524	be destroyed. May block for a long time.
1308		1525
…		…
1312	my ($pl) = @_;	1529	my ($pl) = @_;
1313		1530
1314	my $name = $pl->ob->name;	1531	my $name = $pl->ob->name;
1315		1532
1316	$pl->{deny_save} = 1;	1533	$pl->{deny_save} = 1;
1317	$pl->password ("*"); # this should lock out the player until we nuked the dir	1534	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1318		1535
1319	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1536	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1320	$pl->deactivate;	1537	$pl->deactivate;
		1538	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1539	$pl->ob->check_score;
1321	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1540	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1322	$pl->ns->destroy if $pl->ns;	1541	$pl->ns->destroy if $pl->ns;
1323		1542
1324	my $path = playerdir $pl;	1543	my $path = playerdir $pl;
1325	my $temp = "$path~$cf::RUNTIME~deleting~";	1544	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1361	or return [];	1580	or return [];
1362		1581
1363	my @logins;	1582	my @logins;
1364		1583
1365	for my $login (@$dirs) {	1584	for my $login (@$dirs) {
		1585	my $path = path $login;
		1586
		1587	# a .pst is a dead give-away for a valid player
		1588	# if no pst file found, open and chekc for blocked users
		1589	if (aio_stat "$path.pst") {
1366	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1590	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1367	aio_read $fh, 0, 512, my $buf, 0 or next;	1591	aio_read $fh, 0, 512, my $buf, 0 or next;
1368	$buf !~ /^password -------------$/m or next; # official not-valid tag	1592	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1593	}
1369		1594
1370	utf8::decode $login;	1595	utf8::decode $login;
1371	push @logins, $login;	1596	push @logins, $login;
1372	}	1597	}
1373		1598
…		…
1400	}	1625	}
1401		1626
1402	\@paths	1627	\@paths
1403	}	1628	}
1404		1629
1405	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1630	=item $protocol_xml = $player->expand_cfpod ($cfpod)
1406		1631
1407	Expand crossfire pod fragments into protocol xml.	1632	Expand deliantra pod fragments into protocol xml.
1408		1633
1409	=cut
1410
1411	sub expand_cfpod {
1412	((my $self), (local $_)) = @_;
1413
1414	# escape & and <
1415	s/&/&amp;/g;
1416	s/(?<![BIUGH])</&lt;/g;
1417
1418	# this is buggy, it needs to properly take care of nested <'s
1419
1420	1 while
1421	# replace B<>, I<>, U<> etc.
1422	s/B<([^\>]*)>/<b>$1<\/b>/
1423	|| s/I<([^\>]*)>/<i>$1<\/i>/
1424	|| s/U<([^\>]*)>/<u>$1<\/u>/
1425	# replace G<male|female> tags
1426	|| s{G<([^>|]*)\|([^>]*)>}{
1427	$self->gender ? $2 : $1
1428	}ge
1429	# replace H<hint text>
1430	|| s{H<([^\>]*)>}
1431	{
1432	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1433	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1434	"")
1435	[$self->{hintmode}]
1436	}ge;
1437
1438	# create single paragraphs (very hackish)
1439	s/(?<=\S)\n(?=\w)/ /g;
1440
1441	# compress some whitespace
1442	s/\s+\n/\n/g; # ws line-ends
1443	s/\n\n+/\n/g; # double lines
1444	s/^\n+//; # beginning lines
1445	s/\n+$//; # ending lines
1446
1447	$_
1448	}
1449
1450	sub hintmode {
1451	$_[0]{hintmode} = $_[1] if @_ > 1;
1452	$_[0]{hintmode}
1453	}
1454
1455	=item $player->ext_reply ($msgid, %msg)	1634	=item $player->ext_reply ($msgid, @msg)
1456		1635
1457	Sends an ext reply to the player.	1636	Sends an ext reply to the player.
1458		1637
1459	=cut	1638	=cut
1460		1639
1461	sub ext_reply($$%) {	1640	sub ext_reply($$@) {
1462	my ($self, $id, %msg) = @_;	1641	my ($self, $id, @msg) = @_;
1463		1642
1464	$msg{msgid} = $id;	1643	$self->ns->ext_reply ($id, @msg)
1465	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1466	}	1644	}
1467		1645
1468	=item $player->ext_event ($type, %msg)	1646	=item $player->ext_msg ($type, @msg)
1469		1647
1470	Sends an ext event to the client.	1648	Sends an ext event to the client.
1471		1649
1472	=cut	1650	=cut
1473		1651
1474	sub ext_event($$%) {	1652	sub ext_msg($$@) {
1475	my ($self, $type, %msg) = @_;	1653	my ($self, $type, @msg) = @_;
1476		1654
1477	$self->ns->ext_event ($type, %msg);	1655	$self->ns->ext_msg ($type, @msg);
1478	}	1656	}
1479		1657
1480	=head3 cf::region	1658	=head3 cf::region
1481		1659
1482	=over 4	1660	=over 4
…		…
1526	our $MAX_RESET = 3600;	1704	our $MAX_RESET = 3600;
1527	our $DEFAULT_RESET = 3000;	1705	our $DEFAULT_RESET = 3000;
1528		1706
1529	sub generate_random_map {	1707	sub generate_random_map {
1530	my ($self, $rmp) = @_;	1708	my ($self, $rmp) = @_;
		1709
		1710	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1711
1531	# mit "rum" bekleckern, nicht	1712	# mit "rum" bekleckern, nicht
1532	$self->_create_random_map (	1713	$self->_create_random_map (
1533	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1714	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1534	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1715	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1535	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1716	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1657		1838
1658	# the temporary/swap location	1839	# the temporary/swap location
1659	sub save_path {	1840	sub save_path {
1660	my ($self) = @_;	1841	my ($self) = @_;
1661		1842
1662	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1843	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1663	"$TMPDIR/$path.map"	1844	"$TMPDIR/$path.map"
1664	}	1845	}
1665		1846
1666	# the unique path, undef == no special unique path	1847	# the unique path, undef == no special unique path
1667	sub uniq_path {	1848	sub uniq_path {
1668	my ($self) = @_;	1849	my ($self) = @_;
1669		1850
1670	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1851	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1671	"$UNIQUEDIR/$path"	1852	"$UNIQUEDIR/$path"
1672	}	1853	}
1673		1854
1674	# and all this just because we cannot iterate over	1855	# and all this just because we cannot iterate over
1675	# all maps in C++...	1856	# all maps in C++...
…		…
1698		1879
1699	sub load_header_from($) {	1880	sub load_header_from($) {
1700	my ($self, $path) = @_;	1881	my ($self, $path) = @_;
1701		1882
1702	utf8::encode $path;	1883	utf8::encode $path;
1703	#aio_open $path, O_RDONLY, 0	1884	my $f = new_from_file cf::object::thawer $path
1704	# or return;
1705
1706	$self->_load_header ($path)
1707	or return;	1885	or return;
		1886
		1887	$self->_load_header ($f)
		1888	or return;
		1889
		1890	local $MAP_LOADING{$self->{path}} = $self;
		1891	$f->resolve_delayed_derefs;
1708		1892
1709	$self->{load_path} = $path;	1893	$self->{load_path} = $path;
1710		1894
1711	1	1895	1
1712	}	1896	}
…		…
1766	sub find {	1950	sub find {
1767	my ($path, $origin) = @_;	1951	my ($path, $origin) = @_;
1768		1952
1769	$path = normalise $path, $origin && $origin->path;	1953	$path = normalise $path, $origin && $origin->path;
1770		1954
		1955	cf::lock_wait "map_data:$path";#d#remove
1771	cf::lock_wait "map_find:$path";	1956	cf::lock_wait "map_find:$path";
1772		1957
1773	$cf::MAP{$path} || do {	1958	$cf::MAP{$path} || do {
		1959	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1774	my $guard = cf::lock_acquire "map_find:$path";	1960	my $guard2 = cf::lock_acquire "map_find:$path";
		1961
1775	my $map = new_from_path cf::map $path	1962	my $map = new_from_path cf::map $path
1776	or return;	1963	or return;
1777		1964
1778	$map->{last_save} = $cf::RUNTIME;	1965	$map->{last_save} = $cf::RUNTIME;
1779		1966
…		…
1781	or return;	1968	or return;
1782		1969
1783	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1970	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1784	# doing this can freeze the server in a sync job, obviously	1971	# doing this can freeze the server in a sync job, obviously
1785	#$cf::WAIT_FOR_TICK->wait;	1972	#$cf::WAIT_FOR_TICK->wait;
		1973	undef $guard2;
		1974	undef $guard1;
1786	$map->reset;	1975	$map->reset;
1787	undef $guard;
1788	return find $path;	1976	return find $path;
1789	}	1977	}
1790		1978
1791	$cf::MAP{$path} = $map	1979	$cf::MAP{$path} = $map
1792	}	1980	}
…		…
1801	local $self->{deny_reset} = 1; # loading can take a long time	1989	local $self->{deny_reset} = 1; # loading can take a long time
1802		1990
1803	my $path = $self->{path};	1991	my $path = $self->{path};
1804		1992
1805	{	1993	{
1806	my $guard = cf::lock_acquire "map_load:$path";	1994	my $guard = cf::lock_acquire "map_data:$path";
1807		1995
		1996	return unless $self->valid;
1808	return if $self->in_memory != cf::MAP_SWAPPED;	1997	return unless $self->in_memory == cf::MAP_SWAPPED;
1809		1998
1810	$self->in_memory (cf::MAP_LOADING);	1999	$self->in_memory (cf::MAP_LOADING);
1811		2000
1812	$self->alloc;	2001	$self->alloc;
1813		2002
1814	$self->pre_load;	2003	$self->pre_load;
1815	Coro::cede;	2004	cf::cede_to_tick;
1816		2005
		2006	my $f = new_from_file cf::object::thawer $self->{load_path};
		2007	$f->skip_block;
1817	$self->_load_objects ($self->{load_path}, 1)	2008	$self->_load_objects ($f)
1818	or return;	2009	or return;
1819		2010
1820	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2011	$self->post_load_original
1821	if delete $self->{load_original};	2012	if delete $self->{load_original};
1822		2013
1823	if (my $uniq = $self->uniq_path) {	2014	if (my $uniq = $self->uniq_path) {
1824	utf8::encode $uniq;	2015	utf8::encode $uniq;
1825	if (aio_open $uniq, O_RDONLY, 0) {	2016	unless (aio_stat $uniq) {
		2017	if (my $f = new_from_file cf::object::thawer $uniq) {
1826	$self->clear_unique_items;	2018	$self->clear_unique_items;
1827	$self->_load_objects ($uniq, 0);	2019	$self->_load_objects ($f);
		2020	$f->resolve_delayed_derefs;
		2021	}
1828	}	2022	}
1829	}	2023	}
1830		2024
1831	Coro::cede;	2025	$f->resolve_delayed_derefs;
		2026
		2027	cf::cede_to_tick;
1832	# now do the right thing for maps	2028	# now do the right thing for maps
1833	$self->link_multipart_objects;	2029	$self->link_multipart_objects;
1834	$self->difficulty ($self->estimate_difficulty)	2030	$self->difficulty ($self->estimate_difficulty)
1835	unless $self->difficulty;	2031	unless $self->difficulty;
1836	Coro::cede;	2032	cf::cede_to_tick;
1837		2033
1838	unless ($self->{deny_activate}) {	2034	unless ($self->{deny_activate}) {
1839	$self->decay_objects;	2035	$self->decay_objects;
1840	$self->fix_auto_apply;	2036	$self->fix_auto_apply;
1841	$self->update_buttons;	2037	$self->update_buttons;
1842	Coro::cede;	2038	cf::cede_to_tick;
1843	$self->set_darkness_map;	2039	$self->set_darkness_map;
1844	Coro::cede;	2040	cf::cede_to_tick;
1845	$self->activate;	2041	$self->activate;
1846	}	2042	}
1847		2043
		2044	$self->{last_save} = $cf::RUNTIME;
		2045	$self->last_access ($cf::RUNTIME);
		2046
1848	$self->in_memory (cf::MAP_IN_MEMORY);	2047	$self->in_memory (cf::MAP_ACTIVE);
1849	}	2048	}
1850		2049
1851	$self->post_load;	2050	$self->post_load;
1852	}	2051	}
1853		2052
…		…
1862		2061
1863	$self	2062	$self
1864	}	2063	}
1865		2064
1866	# find and load all maps in the 3x3 area around a map	2065	# find and load all maps in the 3x3 area around a map
1867	sub load_diag {	2066	sub load_neighbours {
1868	my ($map) = @_;	2067	my ($map) = @_;
1869		2068
1870	my @diag; # diagonal neighbours	2069	my @neigh; # diagonal neighbours
1871		2070
1872	for (0 .. 3) {	2071	for (0 .. 3) {
1873	my $neigh = $map->tile_path ($_)	2072	my $neigh = $map->tile_path ($_)
1874	or next;	2073	or next;
1875	$neigh = find $neigh, $map	2074	$neigh = find $neigh, $map
1876	or next;	2075	or next;
1877	$neigh->load;	2076	$neigh->load;
1878		2077
		2078	push @neigh,
1879	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2079	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1880	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2080	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1881	}	2081	}
1882		2082
1883	for (@diag) {	2083	for (grep defined $_->[0], @neigh) {
		2084	my ($path, $origin) = @$_;
1884	my $neigh = find @$_	2085	my $neigh = find $path, $origin
1885	or next;	2086	or next;
1886	$neigh->load;	2087	$neigh->load;
1887	}	2088	}
1888	}	2089	}
1889		2090
…		…
1894	}	2095	}
1895		2096
1896	sub do_load_sync {	2097	sub do_load_sync {
1897	my ($map) = @_;	2098	my ($map) = @_;
1898		2099
		2100	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2101	if $Coro::current == $Coro::main;
		2102
1899	cf::sync_job { $map->load };	2103	cf::sync_job { $map->load };
1900	}	2104	}
1901		2105
1902	our %MAP_PREFETCH;	2106	our %MAP_PREFETCH;
1903	our $MAP_PREFETCHER = undef;	2107	our $MAP_PREFETCHER = undef;
1904		2108
1905	sub find_async {	2109	sub find_async {
1906	my ($path, $origin) = @_;	2110	my ($path, $origin, $load) = @_;
1907		2111
1908	$path = normalise $path, $origin && $origin->{path};	2112	$path = normalise $path, $origin && $origin->{path};
1909		2113
1910	if (my $map = $cf::MAP{$path}) {	2114	if (my $map = $cf::MAP{$path}) {
1911	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2115	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1912	}	2116	}
1913		2117
1914	undef $MAP_PREFETCH{$path};	2118	$MAP_PREFETCH{$path} |= $load;
		2119
1915	$MAP_PREFETCHER ||= cf::async {	2120	$MAP_PREFETCHER ||= cf::async {
		2121	$Coro::current->{desc} = "map prefetcher";
		2122
1916	while (%MAP_PREFETCH) {	2123	while (%MAP_PREFETCH) {
1917	for my $path (keys %MAP_PREFETCH) {	2124	while (my ($k, $v) = each %MAP_PREFETCH) {
1918	if (my $map = find $path) {	2125	if (my $map = find $k) {
1919	$map->load;	2126	$map->load if $v;
1920	}	2127	}
1921		2128
1922	delete $MAP_PREFETCH{$path};	2129	delete $MAP_PREFETCH{$k};
1923	}	2130	}
1924	}	2131	}
1925	undef $MAP_PREFETCHER;	2132	undef $MAP_PREFETCHER;
1926	};	2133	};
1927	$MAP_PREFETCHER->prio (6);	2134	$MAP_PREFETCHER->prio (6);
…		…
1930	}	2137	}
1931		2138
1932	sub save {	2139	sub save {
1933	my ($self) = @_;	2140	my ($self) = @_;
1934		2141
1935	my $lock = cf::lock_acquire "map_data:" . $self->path;	2142	my $lock = cf::lock_acquire "map_data:$self->{path}";
1936		2143
1937	$self->{last_save} = $cf::RUNTIME;	2144	$self->{last_save} = $cf::RUNTIME;
1938		2145
1939	return unless $self->dirty;	2146	return unless $self->dirty;
1940		2147
…		…
1946	return if $self->{deny_save};	2153	return if $self->{deny_save};
1947		2154
1948	local $self->{last_access} = $self->last_access;#d#	2155	local $self->{last_access} = $self->last_access;#d#
1949		2156
1950	cf::async {	2157	cf::async {
		2158	$Coro::current->{desc} = "map player save";
1951	$_->contr->save for $self->players;	2159	$_->contr->save for $self->players;
1952	};	2160	};
		2161
		2162	cf::get_slot 0.02;
1953		2163
1954	if ($uniq) {	2164	if ($uniq) {
1955	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2165	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
1956	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2166	$self->_save_objects ($uniq, cf::IO_UNIQUES);
1957	} else {	2167	} else {
…		…
1963	my ($self) = @_;	2173	my ($self) = @_;
1964		2174
1965	# save first because save cedes	2175	# save first because save cedes
1966	$self->save;	2176	$self->save;
1967		2177
1968	my $lock = cf::lock_acquire "map_data:" . $self->path;	2178	my $lock = cf::lock_acquire "map_data:$self->{path}";
1969		2179
1970	return if $self->players;	2180	return if $self->players;
1971	return if $self->in_memory != cf::MAP_IN_MEMORY;	2181	return if $self->in_memory != cf::MAP_ACTIVE;
1972	return if $self->{deny_save};	2182	return if $self->{deny_save};
1973		2183
		2184	$self->in_memory (cf::MAP_SWAPPED);
		2185
		2186	$self->deactivate;
		2187	$_->clear_links_to ($self) for values %cf::MAP;
1974	$self->clear;	2188	$self->clear;
1975	$self->in_memory (cf::MAP_SWAPPED);
1976	}	2189	}
1977		2190
1978	sub reset_at {	2191	sub reset_at {
1979	my ($self) = @_;	2192	my ($self) = @_;
1980		2193
…		…
2012	if $uniq;	2225	if $uniq;
2013	}	2226	}
2014		2227
2015	delete $cf::MAP{$self->path};	2228	delete $cf::MAP{$self->path};
2016		2229
		2230	$self->deactivate;
		2231	$_->clear_links_to ($self) for values %cf::MAP;
2017	$self->clear;	2232	$self->clear;
2018
2019	$_->clear_links_to ($self) for values %cf::MAP;
2020		2233
2021	$self->unlink_save;	2234	$self->unlink_save;
2022	$self->destroy;	2235	$self->destroy;
2023	}	2236	}
2024		2237
2025	my $nuke_counter = "aaaa";	2238	my $nuke_counter = "aaaa";
2026		2239
2027	sub nuke {	2240	sub nuke {
2028	my ($self) = @_;	2241	my ($self) = @_;
2029		2242
		2243	{
		2244	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2245
2030	delete $cf::MAP{$self->path};	2246	delete $cf::MAP{$self->path};
2031		2247
2032	$self->unlink_save;	2248	$self->unlink_save;
2033		2249
2034	bless $self, "cf::map";	2250	bless $self, "cf::map";
2035	delete $self->{deny_reset};	2251	delete $self->{deny_reset};
2036	$self->{deny_save} = 1;	2252	$self->{deny_save} = 1;
2037	$self->reset_timeout (1);	2253	$self->reset_timeout (1);
2038	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2254	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2039		2255
2040	$cf::MAP{$self->path} = $self;	2256	$cf::MAP{$self->path} = $self;
		2257	}
2041		2258
2042	$self->reset; # polite request, might not happen	2259	$self->reset; # polite request, might not happen
2043	}	2260	}
2044		2261
2045	=item $maps = cf::map::tmp_maps	2262	=item $maps = cf::map::tmp_maps
…		…
2087		2304
2088	sub unique_maps() {	2305	sub unique_maps() {
2089	[	2306	[
2090	map {	2307	map {
2091	utf8::decode $_;	2308	utf8::decode $_;
2092	/\.map$/	2309	s/\.map$//; # TODO future compatibility hack
		2310	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2311	? ()
2093	? normalise $_	2312	: normalise $_
2094	: ()
2095	} @{ aio_readdir $UNIQUEDIR or [] }	2313	} @{ aio_readdir $UNIQUEDIR or [] }
2096	]	2314	]
2097	}	2315	}
2098		2316
2099	package cf;
2100
2101	=back	2317	=back
2102		2318
2103	=head3 cf::object	2319	=head3 cf::object
2104		2320
2105	=cut	2321	=cut
…		…
2108		2324
2109	=over 4	2325	=over 4
2110		2326
2111	=item $ob->inv_recursive	2327	=item $ob->inv_recursive
2112		2328
2113	Returns the inventory of the object _and_ their inventories, recursively.	2329	Returns the inventory of the object I<and> their inventories, recursively,
		2330	but I<not> the object itself.
2114		2331
2115	=cut	2332	=cut
2116		2333
2117	sub inv_recursive_;	2334	sub inv_recursive_;
2118	sub inv_recursive_ {	2335	sub inv_recursive_ {
…		…
2121		2338
2122	sub inv_recursive {	2339	sub inv_recursive {
2123	inv_recursive_ inv $_[0]	2340	inv_recursive_ inv $_[0]
2124	}	2341	}
2125		2342
		2343	=item $ref = $ob->ref
		2344
		2345	Creates and returns a persistent reference to an object that can be stored as a string.
		2346
		2347	=item $ob = cf::object::deref ($refstring)
		2348
		2349	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2350	even if the object actually exists. May block.
		2351
		2352	=cut
		2353
		2354	sub deref {
		2355	my ($ref) = @_;
		2356
		2357	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2358	my ($uuid, $name) = ($1, $2);
		2359	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2360	or return;
		2361	$pl->ob->uuid eq $uuid
		2362	or return;
		2363
		2364	$pl->ob
		2365	} else {
		2366	warn "$ref: cannot resolve object reference\n";
		2367	undef
		2368	}
		2369	}
		2370
2126	package cf;	2371	package cf;
2127		2372
2128	=back	2373	=back
2129		2374
2130	=head3 cf::object::player	2375	=head3 cf::object::player
…		…
2136	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2381	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2137	can be C<undef>. Does the right thing when the player is currently in a	2382	can be C<undef>. Does the right thing when the player is currently in a
2138	dialogue with the given NPC character.	2383	dialogue with the given NPC character.
2139		2384
2140	=cut	2385	=cut
		2386
		2387	our $SAY_CHANNEL = {
		2388	id => "say",
		2389	title => "Map",
		2390	reply => "say ",
		2391	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2392	};
		2393
		2394	our $CHAT_CHANNEL = {
		2395	id => "chat",
		2396	title => "Chat",
		2397	reply => "chat ",
		2398	tooltip => "Player chat and shouts, global to the server.",
		2399	};
2141		2400
2142	# rough implementation of a future "reply" method that works	2401	# rough implementation of a future "reply" method that works
2143	# with dialog boxes.	2402	# with dialog boxes.
2144	#TODO: the first argument must go, split into a $npc->reply_to ( method	2403	#TODO: the first argument must go, split into a $npc->reply_to ( method
2145	sub cf::object::player::reply($$$;$) {	2404	sub cf::object::player::reply($$$;$) {
…		…
2152		2411
2153	} else {	2412	} else {
2154	my $pl = $self->contr;	2413	my $pl = $self->contr;
2155		2414
2156	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2415	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2157	my $diag = $pl->{npc_dialog};	2416	my $dialog = $pl->{npc_dialog};
2158	$diag->{pl}->ext_reply (	2417	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2159	$diag->{id},
2160	msgtype => "reply",
2161	msg => $diag->{pl}->expand_cfpod ($msg),
2162	add_topics => []
2163	);
2164		2418
2165	} else {	2419	} else {
2166	$msg = $npc->name . " says: $msg" if $npc;	2420	$msg = $npc->name . " says: $msg" if $npc;
2167	$self->message ($msg, $flags);	2421	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2168	}	2422	}
2169	}	2423	}
		2424	}
		2425
		2426	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2427
		2428	=cut
		2429
		2430	sub cf::object::send_msg {
		2431	my $pl = shift->contr
		2432	or return;
		2433	$pl->send_msg (@_);
2170	}	2434	}
2171		2435
2172	=item $player_object->may ("access")	2436	=item $player_object->may ("access")
2173		2437
2174	Returns wether the given player is authorized to access resource "access"	2438	Returns wether the given player is authorized to access resource "access"
…		…
2187		2451
2188	=item $player_object->enter_link	2452	=item $player_object->enter_link
2189		2453
2190	Freezes the player and moves him/her to a special map (C<{link}>).	2454	Freezes the player and moves him/her to a special map (C<{link}>).
2191		2455
2192	The player should be reasonably safe there for short amounts of time. You	2456	The player should be reasonably safe there for short amounts of time (e.g.
2193	I<MUST> call C<leave_link> as soon as possible, though.	2457	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2458	though, as the palyer cannot control the character while it is on the link
		2459	map.
2194		2460
2195	Will never block.	2461	Will never block.
2196		2462
2197	=item $player_object->leave_link ($map, $x, $y)	2463	=item $player_object->leave_link ($map, $x, $y)
2198		2464
…		…
2253	# use -1 or undef as default coordinates, not 0, 0	2519	# use -1 or undef as default coordinates, not 0, 0
2254	($x, $y) = ($map->enter_x, $map->enter_y)	2520	($x, $y) = ($map->enter_x, $map->enter_y)
2255	if $x <=0 && $y <= 0;	2521	if $x <=0 && $y <= 0;
2256		2522
2257	$map->load;	2523	$map->load;
2258	$map->load_diag;	2524	$map->load_neighbours;
2259		2525
2260	return unless $self->contr->active;	2526	return unless $self->contr->active;
		2527	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2261	$self->activate_recursive;	2528	$self->activate_recursive;
2262		2529
2263	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2530	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2264	$self->enter_map ($map, $x, $y);	2531	$self->enter_map ($map, $x, $y);
2265	}	2532	}
…		…
2270	her, loading and preparing them map, calling the provided $check callback	2537	her, loading and preparing them map, calling the provided $check callback
2271	that has to return the map if sucecssful, and then unfreezes the player on	2538	that has to return the map if sucecssful, and then unfreezes the player on
2272	the new (success) or old (failed) map position. In either case, $done will	2539	the new (success) or old (failed) map position. In either case, $done will
2273	be called at the end of this process.	2540	be called at the end of this process.
2274		2541
		2542	Note that $check will be called with a potentially non-loaded map, so if
		2543	it needs a loaded map it has to call C<< ->load >>.
		2544
2275	=cut	2545	=cut
2276		2546
2277	our $GOTOGEN;	2547	our $GOTOGEN;
2278		2548
2279	sub cf::object::player::goto {	2549	sub cf::object::player::goto {
…		…
2283	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2553	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2284		2554
2285	$self->enter_link;	2555	$self->enter_link;
2286		2556
2287	(async {	2557	(async {
		2558	$Coro::current->{desc} = "player::goto $path $x $y";
		2559
		2560	# *tag paths override both path and x|y
		2561	if ($path =~ /^\*(.*)$/) {
		2562	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2563	my $ob = $obs[rand @obs];
		2564
		2565	# see if we actually can go there
		2566	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2567	$ob = $obs[rand @obs];
		2568	} else {
		2569	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2570	}
		2571	# else put us there anyways for now #d#
		2572
		2573	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2574	} else {
		2575	($path, $x, $y) = (undef, undef, undef);
		2576	}
		2577	}
		2578
2288	my $map = eval {	2579	my $map = eval {
2289	my $map = cf::map::find $path;	2580	my $map = defined $path ? cf::map::find $path : undef;
2290		2581
2291	if ($map) {	2582	if ($map) {
2292	$map = $map->customise_for ($self);	2583	$map = $map->customise_for ($self);
2293	$map = $check->($map) if $check && $map;	2584	$map = $check->($map) if $check && $map;
2294	} else {	2585	} else {
2295	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2586	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2296	}	2587	}
2297		2588
2298	$map	2589	$map
2299	};	2590	};
2300		2591
…		…
2336	}	2627	}
2337		2628
2338	sub prepare_random_map {	2629	sub prepare_random_map {
2339	my ($exit) = @_;	2630	my ($exit) = @_;
2340		2631
2341	my $guard = cf::lock_acquire "exit_prepare:$exit";
2342
2343	# all this does is basically replace the /! path by	2632	# all this does is basically replace the /! path by
2344	# a new random map path (?random/...) with a seed	2633	# a new random map path (?random/...) with a seed
2345	# that depends on the exit object	2634	# that depends on the exit object
2346		2635
2347	my $rmp = parse_random_map_params $exit->msg;	2636	my $rmp = parse_random_map_params $exit->msg;
…		…
2349	if ($exit->map) {	2638	if ($exit->map) {
2350	$rmp->{region} = $exit->region->name;	2639	$rmp->{region} = $exit->region->name;
2351	$rmp->{origin_map} = $exit->map->path;	2640	$rmp->{origin_map} = $exit->map->path;
2352	$rmp->{origin_x} = $exit->x;	2641	$rmp->{origin_x} = $exit->x;
2353	$rmp->{origin_y} = $exit->y;	2642	$rmp->{origin_y} = $exit->y;
		2643
		2644	$exit->map->touch;
2354	}	2645	}
2355		2646
2356	$rmp->{random_seed} ||= $exit->random_seed;	2647	$rmp->{random_seed} ||= $exit->random_seed;
2357		2648
2358	my $data = cf::to_json $rmp;	2649	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2359	my $md5 = Digest::MD5::md5_hex $data;	2650	my $md5 = Digest::MD5::md5_hex $data;
2360	my $meta = "$RANDOMDIR/$md5.meta";	2651	my $meta = "$RANDOMDIR/$md5.meta";
2361		2652
2362	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2653	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2363	aio_write $fh, 0, (length $data), $data, 0;	2654	aio_write $fh, 0, (length $data), $data, 0;
2364	undef $fh;	2655	undef $fh;
2365	aio_rename "$meta~", $meta;	2656	aio_rename "$meta~", $meta;
2366		2657
		2658	my $slaying = "?random/$md5";
		2659
		2660	if ($exit->valid) {
2367	$exit->slaying ("?random/$md5");	2661	$exit->slaying ("?random/$md5");
2368	$exit->msg (undef);	2662	$exit->msg (undef);
		2663	}
2369	}	2664	}
2370	}	2665	}
2371		2666
2372	sub cf::object::player::enter_exit {	2667	sub cf::object::player::enter_exit {
2373	my ($self, $exit) = @_;	2668	my ($self, $exit) = @_;
2374		2669
2375	return unless $self->type == cf::PLAYER;	2670	return unless $self->type == cf::PLAYER;
2376		2671
2377	if ($exit->slaying eq "/!") {
2378	#TODO: this should de-fi-ni-te-ly not be a sync-job
2379	# the problem is that $exit might not survive long enough
2380	# so it needs to be done right now, right here
2381	cf::sync_job { prepare_random_map $exit };
2382	}
2383
2384	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2385	my $hp = $exit->stats->hp;
2386	my $sp = $exit->stats->sp;
2387
2388	$self->enter_link;	2672	$self->enter_link;
2389		2673
2390	# if exit is damned, update players death & WoR home-position
2391	$self->contr->savebed ($slaying, $hp, $sp)
2392	if $exit->flag (FLAG_DAMNED);
2393
2394	(async {	2674	(async {
2395	$self->deactivate_recursive; # just to be sure	2675	$Coro::current->{desc} = "enter_exit";
		2676
2396	unless (eval {	2677	unless (eval {
		2678	$self->deactivate_recursive; # just to be sure
		2679
		2680	# random map handling
		2681	{
		2682	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2683
		2684	prepare_random_map $exit
		2685	if $exit->slaying eq "/!";
		2686	}
		2687
		2688	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2689	my $x = $exit->stats->hp;
		2690	my $y = $exit->stats->sp;
		2691
2397	$self->goto ($slaying, $hp, $sp);	2692	$self->goto ($map, $x, $y);
2398		2693
		2694	# if exit is damned, update players death & WoR home-position
		2695	$self->contr->savebed ($map, $x, $y)
		2696	if $exit->flag (cf::FLAG_DAMNED);
		2697
2399	1;	2698	1
2400	}) {	2699	}) {
2401	$self->message ("Something went wrong deep within the crossfire server. "	2700	$self->message ("Something went wrong deep within the deliantra server. "
2402	. "I'll try to bring you back to the map you were before. "	2701	. "I'll try to bring you back to the map you were before. "
2403	. "Please report this to the dungeon master!",	2702	. "Please report this to the dungeon master!",
2404	cf::NDI_UNIQUE | cf::NDI_RED);	2703	cf::NDI_UNIQUE | cf::NDI_RED);
2405		2704
2406	warn "ERROR in enter_exit: $@";	2705	warn "ERROR in enter_exit: $@";
…		…
2434	the message, with C<log> being the default. If C<$color> is negative, suppress	2733	the message, with C<log> being the default. If C<$color> is negative, suppress
2435	the message unless the client supports the msg packet.	2734	the message unless the client supports the msg packet.
2436		2735
2437	=cut	2736	=cut
2438		2737
		2738	# non-persistent channels (usually the info channel)
		2739	our %CHANNEL = (
		2740	"c/identify" => {
		2741	id => "infobox",
		2742	title => "Identify",
		2743	reply => undef,
		2744	tooltip => "Items recently identified",
		2745	},
		2746	"c/examine" => {
		2747	id => "infobox",
		2748	title => "Examine",
		2749	reply => undef,
		2750	tooltip => "Signs and other items you examined",
		2751	},
		2752	"c/book" => {
		2753	id => "infobox",
		2754	title => "Book",
		2755	reply => undef,
		2756	tooltip => "The contents of a note or book",
		2757	},
		2758	"c/lookat" => {
		2759	id => "infobox",
		2760	title => "Look",
		2761	reply => undef,
		2762	tooltip => "What you saw there",
		2763	},
		2764	"c/who" => {
		2765	id => "infobox",
		2766	title => "Players",
		2767	reply => undef,
		2768	tooltip => "Shows players who are currently online",
		2769	},
		2770	"c/body" => {
		2771	id => "infobox",
		2772	title => "Body Parts",
		2773	reply => undef,
		2774	tooltip => "Shows which body parts you posess and are available",
		2775	},
		2776	"c/skills" => {
		2777	id => "infobox",
		2778	title => "Skills",
		2779	reply => undef,
		2780	tooltip => "Shows your experience per skill and item power",
		2781	},
		2782	"c/uptime" => {
		2783	id => "infobox",
		2784	title => "Uptime",
		2785	reply => undef,
		2786	tooltip => "How long the server has been running since last restart",
		2787	},
		2788	"c/mapinfo" => {
		2789	id => "infobox",
		2790	title => "Map Info",
		2791	reply => undef,
		2792	tooltip => "Information related to the maps",
		2793	},
		2794	"c/party" => {
		2795	id => "party",
		2796	title => "Party",
		2797	reply => "gsay ",
		2798	tooltip => "Messages and chat related to your party",
		2799	},
		2800	);
		2801
2439	sub cf::client::send_msg {	2802	sub cf::client::send_msg {
2440	my ($self, $channel, $msg, $color, @extra) = @_;	2803	my ($self, $channel, $msg, $color, @extra) = @_;
2441		2804
2442	$msg = $self->pl->expand_cfpod ($msg);	2805	$msg = $self->pl->expand_cfpod ($msg)
		2806	unless $color & cf::NDI_VERBATIM;
2443		2807
2444	return unless @extra || length $msg;
2445
2446	$color &= ~cf::NDI_UNIQUE; # just in case...	2808	$color &= cf::NDI_CLIENT_MASK; # just in case...
2447		2809
		2810	# check predefined channels, for the benefit of C
		2811	if ($CHANNEL{$channel}) {
		2812	$channel = $CHANNEL{$channel};
		2813
		2814	$self->ext_msg (channel_info => $channel)
		2815	if $self->can_msg;
		2816
		2817	$channel = $channel->{id};
		2818
2448	if (ref $channel) {	2819	} elsif (ref $channel) {
2449	# send meta info to client, if not yet sent	2820	# send meta info to client, if not yet sent
2450	unless (exists $self->{channel}{$channel->{id}}) {	2821	unless (exists $self->{channel}{$channel->{id}}) {
2451	$self->{channel}{$channel->{id}} = $channel;	2822	$self->{channel}{$channel->{id}} = $channel;
2452	$self->ext_event (channel_info => %$channel);	2823	$self->ext_msg (channel_info => $channel)
		2824	if $self->can_msg;
2453	}	2825	}
2454		2826
2455	$channel = $channel->{id};	2827	$channel = $channel->{id};
2456	}	2828	}
2457		2829
		2830	return unless @extra || length $msg;
		2831
2458	if ($self->can_msg) {	2832	if ($self->can_msg) {
2459	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2833	# default colour, mask it out
		2834	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2835	if $color & cf::NDI_DEF;
		2836
		2837	my $pkt = "msg "
		2838	. $self->{json_coder}->encode (
		2839	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2840	);
		2841
		2842	# try lzf for large packets
		2843	$pkt = "lzf " . Compress::LZF::compress $pkt
		2844	if 1024 <= length $pkt and $self->{can_lzf};
		2845
		2846	# split very large packets
		2847	if (8192 < length $pkt and $self->{can_lzf}) {
		2848	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2849	$pkt = "frag";
		2850	}
		2851
		2852	$self->send_packet ($pkt);
2460	} else {	2853	} else {
2461	# replace some tags by gcfclient-compatible ones
2462	for ($msg) {
2463	1 while
2464	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2465	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2466	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2467	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2468	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2469	}
2470
2471	if ($color >= 0) {	2854	if ($color >= 0) {
		2855	# replace some tags by gcfclient-compatible ones
		2856	for ($msg) {
		2857	1 while
		2858	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2859	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2860	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2861	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2862	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2863	}
		2864
		2865	$color &= cf::NDI_COLOR_MASK;
		2866
		2867	utf8::encode $msg;
		2868
2472	if (0 && $msg =~ /\[/) {	2869	if (0 && $msg =~ /\[/) {
		2870	# COMMAND/INFO
2473	$self->send_packet ("drawextinfo $color 4 0 $msg")	2871	$self->send_packet ("drawextinfo $color 10 8 $msg")
2474	} else {	2872	} else {
2475	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2873	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2476	$self->send_packet ("drawinfo $color $msg")	2874	$self->send_packet ("drawinfo $color $msg")
2477	}	2875	}
2478	}	2876	}
2479	}	2877	}
2480	}	2878	}
2481		2879
2482	=item $client->ext_event ($type, %msg)	2880	=item $client->ext_msg ($type, @msg)
2483		2881
2484	Sends an ext event to the client.	2882	Sends an ext event to the client.
2485		2883
2486	=cut	2884	=cut
2487		2885
2488	sub cf::client::ext_event($$%) {	2886	sub cf::client::ext_msg($$@) {
2489	my ($self, $type, %msg) = @_;	2887	my ($self, $type, @msg) = @_;
2490		2888
2491	return unless $self->extcmd;	2889	if ($self->extcmd == 2) {
2492		2890	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2891	} elsif ($self->extcmd == 1) { # TODO: remove
2493	$msg{msgtype} = "event_$type";	2892	push @msg, msgtype => "event_$type";
2494	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2893	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2894	}
		2895	}
		2896
		2897	=item $client->ext_reply ($msgid, @msg)
		2898
		2899	Sends an ext reply to the client.
		2900
		2901	=cut
		2902
		2903	sub cf::client::ext_reply($$@) {
		2904	my ($self, $id, @msg) = @_;
		2905
		2906	if ($self->extcmd == 2) {
		2907	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2908	} elsif ($self->extcmd == 1) {
		2909	#TODO: version 1, remove
		2910	unshift @msg, msgtype => "reply", msgid => $id;
		2911	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2912	}
2495	}	2913	}
2496		2914
2497	=item $success = $client->query ($flags, "text", \&cb)	2915	=item $success = $client->query ($flags, "text", \&cb)
2498		2916
2499	Queues a query to the client, calling the given callback with	2917	Queues a query to the client, calling the given callback with
…		…
2554	my ($ns, $buf) = @_;	2972	my ($ns, $buf) = @_;
2555		2973
2556	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2974	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2557		2975
2558	if (ref $msg) {	2976	if (ref $msg) {
		2977	my ($type, $reply, @payload) =
		2978	"ARRAY" eq ref $msg
		2979	? @$msg
		2980	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2981
		2982	my @reply;
		2983
2559	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2984	if (my $cb = $EXTICMD{$type}) {
2560	if (my %reply = $cb->($ns, $msg)) {	2985	@reply = $cb->($ns, @payload);
2561	$reply{msgid} = $msg->{msgid};
2562	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2563	}
2564	}	2986	}
		2987
		2988	$ns->ext_reply ($reply, @reply)
		2989	if $reply;
		2990
2565	} else {	2991	} else {
2566	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2992	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2567	}	2993	}
2568		2994
2569	cf::override;	2995	cf::override;
…		…
2616	our $safe = new Safe "safe";	3042	our $safe = new Safe "safe";
2617	our $safe_hole = new Safe::Hole;	3043	our $safe_hole = new Safe::Hole;
2618		3044
2619	$SIG{FPE} = 'IGNORE';	3045	$SIG{FPE} = 'IGNORE';
2620		3046
2621	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3047	$safe->permit_only (Opcode::opset qw(
		3048	:base_core :base_mem :base_orig :base_math
		3049	grepstart grepwhile mapstart mapwhile
		3050	sort time
		3051	));
2622		3052
2623	# here we export the classes and methods available to script code	3053	# here we export the classes and methods available to script code
2624		3054
2625	=pod	3055	=pod
2626		3056
2627	The following functions and methods are available within a safe environment:	3057	The following functions and methods are available within a safe environment:
2628		3058
2629	cf::object	3059	cf::object
2630	contr pay_amount pay_player map x y force_find force_add	3060	contr pay_amount pay_player map x y force_find force_add destroy
2631	insert remove	3061	insert remove name archname title slaying race decrease split
2632		3062
2633	cf::object::player	3063	cf::object::player
2634	player	3064	player
2635		3065
2636	cf::player	3066	cf::player
…		…
2641		3071
2642	=cut	3072	=cut
2643		3073
2644	for (	3074	for (
2645	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3075	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2646	insert remove)],	3076	insert remove inv nrof name archname title slaying race
		3077	decrease split destroy change_exp)],
2647	["cf::object::player" => qw(player)],	3078	["cf::object::player" => qw(player)],
2648	["cf::player" => qw(peaceful)],	3079	["cf::player" => qw(peaceful)],
2649	["cf::map" => qw(trigger)],	3080	["cf::map" => qw(trigger)],
2650	) {	3081	) {
2651	no strict 'refs';	3082	no strict 'refs';
…		…
2727	# the server's init and main functions	3158	# the server's init and main functions
2728		3159
2729	sub load_facedata($) {	3160	sub load_facedata($) {
2730	my ($path) = @_;	3161	my ($path) = @_;
2731		3162
		3163	# HACK to clear player env face cache, we need some signal framework
		3164	# for this (global event?)
		3165	%ext::player_env::MUSIC_FACE_CACHE = ();
		3166
		3167	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3168
2732	warn "loading facedata from $path\n";	3169	warn "loading facedata from $path\n";
2733		3170
2734	my $facedata;	3171	my $facedata;
2735	0 < aio_load $path, $facedata	3172	0 < aio_load $path, $facedata
2736	or die "$path: $!";	3173	or die "$path: $!";
…		…
2738	$facedata = Coro::Storable::thaw $facedata;	3175	$facedata = Coro::Storable::thaw $facedata;
2739		3176
2740	$facedata->{version} == 2	3177	$facedata->{version} == 2
2741	or cf::cleanup "$path: version mismatch, cannot proceed.";	3178	or cf::cleanup "$path: version mismatch, cannot proceed.";
2742		3179
		3180	# patch in the exptable
		3181	$facedata->{resource}{"res/exp_table"} = {
		3182	type => FT_RSRC,
		3183	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3184	};
		3185	cf::cede_to_tick;
		3186
2743	{	3187	{
2744	my $faces = $facedata->{faceinfo};	3188	my $faces = $facedata->{faceinfo};
2745		3189
2746	while (my ($face, $info) = each %$faces) {	3190	while (my ($face, $info) = each %$faces) {
2747	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3191	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3192
2748	cf::face::set_visibility $idx, $info->{visibility};	3193	cf::face::set_visibility $idx, $info->{visibility};
2749	cf::face::set_magicmap $idx, $info->{magicmap};	3194	cf::face::set_magicmap $idx, $info->{magicmap};
2750	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3195	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2751	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3196	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2752		3197
2753	cf::cede_to_tick;	3198	cf::cede_to_tick;
2754	}	3199	}
2755		3200
2756	while (my ($face, $info) = each %$faces) {	3201	while (my ($face, $info) = each %$faces) {
2757	next unless $info->{smooth};	3202	next unless $info->{smooth};
		3203
2758	my $idx = cf::face::find $face	3204	my $idx = cf::face::find $face
2759	or next;	3205	or next;
		3206
2760	if (my $smooth = cf::face::find $info->{smooth}) {	3207	if (my $smooth = cf::face::find $info->{smooth}) {
2761	cf::face::set_smooth $idx, $smooth;	3208	cf::face::set_smooth $idx, $smooth;
2762	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3209	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2763	} else {	3210	} else {
2764	warn "smooth face '$info->{smooth}' not found for face '$face'";	3211	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2781		3228
2782	{	3229	{
2783	# TODO: for gcfclient pleasure, we should give resources	3230	# TODO: for gcfclient pleasure, we should give resources
2784	# that gcfclient doesn't grok a >10000 face index.	3231	# that gcfclient doesn't grok a >10000 face index.
2785	my $res = $facedata->{resource};	3232	my $res = $facedata->{resource};
2786	my $enc = JSON::XS->new->utf8->canonical;
2787		3233
2788	while (my ($name, $info) = each %$res) {	3234	while (my ($name, $info) = each %$res) {
2789	my $meta = $enc->encode ({	3235	if (defined $info->{type}) {
2790	name => $name,
2791	type => $info->{type},
2792	copyright => $info->{copyright}, #TODO#
2793	});
2794
2795	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3236	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3237	my $data;
2796		3238
2797	if ($name =~ /\.jpg$/) {	3239	if ($info->{type} & 1) {
2798	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3240	# prepend meta info
2799	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3241
		3242	my $meta = $enc->encode ({
		3243	name => $name,
		3244	%{ $info->{meta} || {} },
		3245	});
		3246
		3247	$data = pack "(w/a*)*", $meta, $info->{data};
		3248	} else {
		3249	$data = $info->{data};
		3250	}
		3251
		3252	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3253	cf::face::set_type $idx, $info->{type};
2800	} else {	3254	} else {
2801	my $data = pack "(w/a*)*", $meta, $info->{data};	3255	$RESOURCE{$name} = $info;
2802	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2803
2804	cf::face::set_type $idx, 1;
2805	cf::face::set_data $idx, 0, $data, $chk;
2806	}	3256	}
2807		3257
2808	cf::cede_to_tick;	3258	cf::cede_to_tick;
2809	}	3259	}
2810	}	3260	}
2811		3261
		3262	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3263
2812	1	3264	1
2813	}	3265	}
2814		3266
		3267	cf::global->attach (on_resource_update => sub {
		3268	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3269	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3270
		3271	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3272	my $sound = $soundconf->{compat}[$_]
		3273	or next;
		3274
		3275	my $face = cf::face::find "sound/$sound->[1]";
		3276	cf::sound::set $sound->[0] => $face;
		3277	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3278	}
		3279
		3280	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3281	my $face = cf::face::find "sound/$v";
		3282	cf::sound::set $k => $face;
		3283	}
		3284	}
		3285	});
		3286
		3287	register_exticmd fx_want => sub {
		3288	my ($ns, $want) = @_;
		3289
		3290	while (my ($k, $v) = each %$want) {
		3291	$ns->fx_want ($k, $v);
		3292	}
		3293	};
		3294
		3295	sub load_resource_file($) {
		3296	my $guard = lock_acquire "load_resource_file";
		3297
		3298	my $status = load_resource_file_ $_[0];
		3299	get_slot 0.1, 100;
		3300	cf::arch::commit_load;
		3301
		3302	$status
		3303	}
		3304
2815	sub reload_regions {	3305	sub reload_regions {
		3306	# HACK to clear player env face cache, we need some signal framework
		3307	# for this (global event?)
		3308	%ext::player_env::MUSIC_FACE_CACHE = ();
		3309
2816	load_resource_file "$MAPDIR/regions"	3310	load_resource_file "$MAPDIR/regions"
2817	or die "unable to load regions file\n";	3311	or die "unable to load regions file\n";
2818		3312
2819	for (cf::region::list) {	3313	for (cf::region::list) {
2820	$_->{match} = qr/$_->{match}/	3314	$_->{match} = qr/$_->{match}/
…		…
2828	}	3322	}
2829		3323
2830	sub reload_archetypes {	3324	sub reload_archetypes {
2831	load_resource_file "$DATADIR/archetypes"	3325	load_resource_file "$DATADIR/archetypes"
2832	or die "unable to load archetypes\n";	3326	or die "unable to load archetypes\n";
2833	#d# NEED to laod twice to resolve forward references
2834	# this really needs to be done in an extra post-pass
2835	# (which needs to be synchronous, so solve it differently)
2836	load_resource_file "$DATADIR/archetypes"
2837	or die "unable to load archetypes\n";
2838	}	3327	}
2839		3328
2840	sub reload_treasures {	3329	sub reload_treasures {
2841	load_resource_file "$DATADIR/treasures"	3330	load_resource_file "$DATADIR/treasures"
2842	or die "unable to load treasurelists\n";	3331	or die "unable to load treasurelists\n";
2843	}	3332	}
2844		3333
2845	sub reload_resources {	3334	sub reload_resources {
2846	warn "reloading resource files...\n";	3335	warn "reloading resource files...\n";
2847		3336
		3337	reload_facedata;
		3338	reload_archetypes;
2848	reload_regions;	3339	reload_regions;
2849	reload_facedata;
2850	#reload_archetypes;#d#
2851	reload_archetypes;
2852	reload_treasures;	3340	reload_treasures;
2853		3341
2854	warn "finished reloading resource files\n";	3342	warn "finished reloading resource files\n";
2855	}	3343	}
2856		3344
2857	sub init {	3345	sub init {
		3346	my $guard = freeze_mainloop;
		3347
		3348	evthread_start IO::AIO::poll_fileno;
		3349
2858	reload_resources;	3350	reload_resources;
2859	}	3351	}
2860		3352
2861	sub cfg_load {	3353	sub reload_config {
2862	open my $fh, "<:utf8", "$CONFDIR/config"	3354	open my $fh, "<:utf8", "$CONFDIR/config"
2863	or return;	3355	or return;
2864		3356
2865	local $/;	3357	local $/;
2866	*CFG = YAML::Syck::Load <$fh>;	3358	*CFG = YAML::Load <$fh>;
2867		3359
2868	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3360	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2869		3361
2870	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3362	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2871	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3363	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2877	};	3369	};
2878	warn $@ if $@;	3370	warn $@ if $@;
2879	}	3371	}
2880	}	3372	}
2881		3373
		3374	sub pidfile() {
		3375	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3376	or die "$PIDFILE: $!";
		3377	flock $fh, &Fcntl::LOCK_EX
		3378	or die "$PIDFILE: flock: $!";
		3379	$fh
		3380	}
		3381
		3382	# make sure only one server instance is running at any one time
		3383	sub atomic {
		3384	my $fh = pidfile;
		3385
		3386	my $pid = <$fh>;
		3387	kill 9, $pid if $pid > 0;
		3388
		3389	seek $fh, 0, 0;
		3390	print $fh $$;
		3391	}
		3392
2882	sub main {	3393	sub main {
		3394	atomic;
		3395
2883	# we must not ever block the main coroutine	3396	# we must not ever block the main coroutine
2884	local $Coro::idle = sub {	3397	local $Coro::idle = sub {
2885	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3398	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2886	(async {	3399	(async {
2887	Event::one_event;	3400	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3401	EV::loop EV::LOOP_ONESHOT;
2888	})->prio (Coro::PRIO_MAX);	3402	})->prio (Coro::PRIO_MAX);
2889	};	3403	};
2890		3404
2891	cfg_load;	3405	{
		3406	my $guard = freeze_mainloop;
		3407	reload_config;
2892	db_init;	3408	db_init;
2893	load_extensions;	3409	load_extensions;
2894		3410
2895	$TICK_WATCHER->start;	3411	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3412	}
		3413
		3414	utime time, time, $RUNTIMEFILE;
		3415
		3416	# no (long-running) fork's whatsoever before this point(!)
		3417	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3418
2896	Event::loop;	3419	EV::loop;
2897	}	3420	}
2898		3421
2899	#############################################################################	3422	#############################################################################
2900	# initialisation and cleanup	3423	# initialisation and cleanup
2901		3424
2902	# install some emergency cleanup handlers	3425	# install some emergency cleanup handlers
2903	BEGIN {	3426	BEGIN {
		3427	our %SIGWATCHER = ();
2904	for my $signal (qw(INT HUP TERM)) {	3428	for my $signal (qw(INT HUP TERM)) {
2905	Event->signal (	3429	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2906	reentrant => 0,
2907	data => WF_AUTOCANCEL,
2908	signal => $signal,
2909	prio => 0,
2910	cb => sub {
2911	cf::cleanup "SIG$signal";	3430	cf::cleanup "SIG$signal";
2912	},
2913	);	3431	};
2914	}	3432	}
2915	}	3433	}
2916		3434
2917	sub write_runtime {	3435	sub write_runtime_sync {
2918	my $runtime = "$LOCALDIR/runtime";
2919
2920	# first touch the runtime file to show we are still running:	3436	# first touch the runtime file to show we are still running:
2921	# the fsync below can take a very very long time.	3437	# the fsync below can take a very very long time.
2922		3438
2923	IO::AIO::aio_utime $runtime, undef, undef;	3439	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2924		3440
2925	my $guard = cf::lock_acquire "write_runtime";	3441	my $guard = cf::lock_acquire "write_runtime";
2926		3442
2927	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3443	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2928	or return;	3444	or return;
2929		3445
2930	my $value = $cf::RUNTIME + 90 + 10;	3446	my $value = $cf::RUNTIME + 90 + 10;
2931	# 10 is the runtime save interval, for a monotonic clock	3447	# 10 is the runtime save interval, for a monotonic clock
2932	# 60 allows for the watchdog to kill the server.	3448	# 60 allows for the watchdog to kill the server.
…		…
2942	aio_utime $fh, undef, undef;	3458	aio_utime $fh, undef, undef;
2943		3459
2944	close $fh	3460	close $fh
2945	or return;	3461	or return;
2946		3462
2947	aio_rename "$runtime~", $runtime	3463	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
2948	and return;	3464	and return;
2949		3465
2950	warn "runtime file written.\n";	3466	warn "runtime file written.\n";
2951		3467
2952	1	3468	1
		3469	}
		3470
		3471	our $uuid_lock;
		3472	our $uuid_skip;
		3473
		3474	sub write_uuid_sync($) {
		3475	$uuid_skip ||= $_[0];
		3476
		3477	return if $uuid_lock;
		3478	local $uuid_lock = 1;
		3479
		3480	my $uuid = "$LOCALDIR/uuid";
		3481
		3482	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3483	or return;
		3484
		3485	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3486	$uuid_skip = 0;
		3487
		3488	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3489	and return;
		3490
		3491	# always fsync - this file is important
		3492	aio_fsync $fh
		3493	and return;
		3494
		3495	close $fh
		3496	or return;
		3497
		3498	aio_rename "$uuid~", $uuid
		3499	and return;
		3500
		3501	warn "uuid file written ($value).\n";
		3502
		3503	1
		3504
		3505	}
		3506
		3507	sub write_uuid($$) {
		3508	my ($skip, $sync) = @_;
		3509
		3510	$sync ? write_uuid_sync $skip
		3511	: async { write_uuid_sync $skip };
2953	}	3512	}
2954		3513
2955	sub emergency_save() {	3514	sub emergency_save() {
2956	my $freeze_guard = cf::freeze_mainloop;	3515	my $freeze_guard = cf::freeze_mainloop;
2957		3516
…		…
2963	# and maps saved/destroyed asynchronously.	3522	# and maps saved/destroyed asynchronously.
2964	warn "begin emergency player save\n";	3523	warn "begin emergency player save\n";
2965	for my $login (keys %cf::PLAYER) {	3524	for my $login (keys %cf::PLAYER) {
2966	my $pl = $cf::PLAYER{$login} or next;	3525	my $pl = $cf::PLAYER{$login} or next;
2967	$pl->valid or next;	3526	$pl->valid or next;
		3527	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
2968	$pl->save;	3528	$pl->save;
2969	}	3529	}
2970	warn "end emergency player save\n";	3530	warn "end emergency player save\n";
2971		3531
2972	warn "begin emergency map save\n";	3532	warn "begin emergency map save\n";
…		…
2978	warn "end emergency map save\n";	3538	warn "end emergency map save\n";
2979		3539
2980	warn "begin emergency database checkpoint\n";	3540	warn "begin emergency database checkpoint\n";
2981	BDB::db_env_txn_checkpoint $DB_ENV;	3541	BDB::db_env_txn_checkpoint $DB_ENV;
2982	warn "end emergency database checkpoint\n";	3542	warn "end emergency database checkpoint\n";
		3543
		3544	warn "begin write uuid\n";
		3545	write_uuid_sync 1;
		3546	warn "end write uuid\n";
2983	};	3547	};
2984		3548
2985	warn "leave emergency perl save\n";	3549	warn "leave emergency perl save\n";
2986	}	3550	}
2987		3551
2988	sub post_cleanup {	3552	sub post_cleanup {
2989	my ($make_core) = @_;	3553	my ($make_core) = @_;
2990		3554
2991	warn Carp::longmess "post_cleanup backtrace"	3555	warn Carp::longmess "post_cleanup backtrace"
2992	if $make_core;	3556	if $make_core;
		3557
		3558	my $fh = pidfile;
		3559	unlink $PIDFILE if <$fh> == $$;
2993	}	3560	}
		3561
		3562	# a safer delete_package, copied from Symbol
		3563	sub clear_package($) {
		3564	my $pkg = shift;
		3565
		3566	# expand to full symbol table name if needed
		3567	unless ($pkg =~ /^main::.*::$/) {
		3568	$pkg = "main$pkg" if $pkg =~ /^::/;
		3569	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3570	$pkg .= '::' unless $pkg =~ /::$/;
		3571	}
		3572
		3573	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3574	my $stem_symtab = *{$stem}{HASH};
		3575
		3576	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3577	or return;
		3578
		3579	# clear all symbols
		3580	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3581	for my $name (keys %$leaf_symtab) {
		3582	_gv_clear *{"$pkg$name"};
		3583	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3584	}
		3585	warn "cleared package #$pkg\n";#d#
		3586	}
		3587
		3588	our $RELOAD; # how many times to reload
2994		3589
2995	sub do_reload_perl() {	3590	sub do_reload_perl() {
2996	# can/must only be called in main	3591	# can/must only be called in main
2997	if ($Coro::current != $Coro::main) {	3592	if ($Coro::current != $Coro::main) {
2998	warn "can only reload from main coroutine";	3593	warn "can only reload from main coroutine";
2999	return;	3594	return;
3000	}	3595	}
3001		3596
		3597	return if $RELOAD++;
		3598
		3599	while ($RELOAD) {
3002	warn "reloading...";	3600	warn "reloading...";
3003		3601
3004	warn "entering sync_job";	3602	warn "entering sync_job";
3005		3603
3006	cf::sync_job {	3604	cf::sync_job {
3007	cf::write_runtime; # external watchdog should not bark	3605	cf::write_runtime_sync; # external watchdog should not bark
3008	cf::emergency_save;	3606	cf::emergency_save;
3009	cf::write_runtime; # external watchdog should not bark	3607	cf::write_runtime_sync; # external watchdog should not bark
3010		3608
3011	warn "syncing database to disk";	3609	warn "syncing database to disk";
3012	BDB::db_env_txn_checkpoint $DB_ENV;	3610	BDB::db_env_txn_checkpoint $DB_ENV;
3013		3611
3014	# if anything goes wrong in here, we should simply crash as we already saved	3612	# if anything goes wrong in here, we should simply crash as we already saved
3015		3613
3016	warn "cancelling all WF_AUTOCANCEL watchers";
3017	for (Event::all_watchers) {
3018	$_->cancel if $_->data & WF_AUTOCANCEL;
3019	}
3020
3021	warn "flushing outstanding aio requests";	3614	warn "flushing outstanding aio requests";
3022	for (;;) {
3023	BDB::flush;
3024	IO::AIO::flush;
3025	Coro::cede;
3026	last unless IO::AIO::nreqs || BDB::nreqs;	3615	while (IO::AIO::nreqs || BDB::nreqs) {
3027	warn "iterate...";	3616	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3028	}
3029
3030	++$RELOAD;
3031
3032	warn "cancelling all extension coros";
3033	$_->cancel for values %EXT_CORO;
3034	%EXT_CORO = ();
3035
3036	warn "removing commands";
3037	%COMMAND = ();
3038
3039	warn "removing ext/exti commands";
3040	%EXTCMD = ();
3041	%EXTICMD = ();
3042
3043	warn "unloading/nuking all extensions";
3044	for my $pkg (@EXTS) {
3045	warn "... unloading $pkg";
3046
3047	if (my $cb = $pkg->can ("unload")) {
3048	eval {
3049	$cb->($pkg);
3050	1
3051	} or warn "$pkg unloaded, but with errors: $@";
3052	}	3617	}
3053		3618
3054	warn "... nuking $pkg";	3619	warn "cancelling all extension coros";
3055	Symbol::delete_package $pkg;	3620	$_->cancel for values %EXT_CORO;
3056	}	3621	%EXT_CORO = ();
3057		3622
3058	warn "unloading all perl modules loaded from $LIBDIR";	3623	warn "removing commands";
3059	while (my ($k, $v) = each %INC) {	3624	%COMMAND = ();
3060	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3061		3625
		3626	warn "removing ext/exti commands";
		3627	%EXTCMD = ();
		3628	%EXTICMD = ();
		3629
		3630	warn "unloading/nuking all extensions";
		3631	for my $pkg (@EXTS) {
3062	warn "... unloading $k";	3632	warn "... unloading $pkg";
3063	delete $INC{$k};
3064		3633
3065	$k =~ s/\.pm$//;
3066	$k =~ s/\//::/g;
3067
3068	if (my $cb = $k->can ("unload_module")) {	3634	if (my $cb = $pkg->can ("unload")) {
		3635	eval {
3069	$cb->();	3636	$cb->($pkg);
		3637	1
		3638	} or warn "$pkg unloaded, but with errors: $@";
		3639	}
		3640
		3641	warn "... clearing $pkg";
		3642	clear_package $pkg;
3070	}	3643	}
3071		3644
3072	Symbol::delete_package $k;	3645	warn "unloading all perl modules loaded from $LIBDIR";
		3646	while (my ($k, $v) = each %INC) {
		3647	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3648
		3649	warn "... unloading $k";
		3650	delete $INC{$k};
		3651
		3652	$k =~ s/\.pm$//;
		3653	$k =~ s/\//::/g;
		3654
		3655	if (my $cb = $k->can ("unload_module")) {
		3656	$cb->();
		3657	}
		3658
		3659	clear_package $k;
3073	}	3660	}
3074		3661
3075	warn "getting rid of safe::, as good as possible";	3662	warn "getting rid of safe::, as good as possible";
3076	Symbol::delete_package "safe::$_"	3663	clear_package "safe::$_"
3077	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3664	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3078		3665
3079	warn "unloading cf.pm \"a bit\"";	3666	warn "unloading cf.pm \"a bit\"";
3080	delete $INC{"cf.pm"};	3667	delete $INC{"cf.pm"};
3081	delete $INC{"cf/pod.pm"};	3668	delete $INC{"cf/pod.pm"};
3082		3669
3083	# don't, removes xs symbols, too,	3670	# don't, removes xs symbols, too,
3084	# and global variables created in xs	3671	# and global variables created in xs
3085	#Symbol::delete_package __PACKAGE__;	3672	#clear_package __PACKAGE__;
3086		3673
3087	warn "unload completed, starting to reload now";	3674	warn "unload completed, starting to reload now";
3088		3675
3089	warn "reloading cf.pm";	3676	warn "reloading cf.pm";
3090	require cf;	3677	require cf;
3091	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3678	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3092		3679
3093	warn "loading config and database again";	3680	warn "loading config and database again";
3094	cf::cfg_load;	3681	cf::reload_config;
3095		3682
3096	warn "loading extensions";	3683	warn "loading extensions";
3097	cf::load_extensions;	3684	cf::load_extensions;
3098		3685
3099	warn "reattaching attachments to objects/players";	3686	warn "reattaching attachments to objects/players";
3100	_global_reattach; # objects, sockets	3687	_global_reattach; # objects, sockets
3101	warn "reattaching attachments to maps";	3688	warn "reattaching attachments to maps";
3102	reattach $_ for values %MAP;	3689	reattach $_ for values %MAP;
3103	warn "reattaching attachments to players";	3690	warn "reattaching attachments to players";
3104	reattach $_ for values %PLAYER;	3691	reattach $_ for values %PLAYER;
3105		3692
3106	warn "leaving sync_job";	3693	warn "leaving sync_job";
3107		3694
3108	1	3695	1
3109	} or do {	3696	} or do {
3110	warn $@;	3697	warn $@;
3111	warn "error while reloading, exiting.";	3698	cf::cleanup "error while reloading, exiting.";
3112	exit 1;
3113	};	3699	};
3114		3700
3115	warn "reloaded";	3701	warn "reloaded";
		3702	--$RELOAD;
		3703	}
3116	};	3704	};
3117		3705
3118	our $RELOAD_WATCHER; # used only during reload	3706	our $RELOAD_WATCHER; # used only during reload
3119		3707
3120	sub reload_perl() {	3708	sub reload_perl() {
3121	# doing reload synchronously and two reloads happen back-to-back,	3709	# doing reload synchronously and two reloads happen back-to-back,
3122	# coro crashes during coro_state_free->destroy here.	3710	# coro crashes during coro_state_free->destroy here.
3123		3711
3124	$RELOAD_WATCHER ||= Event->timer (	3712	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3125	reentrant => 0,
3126	after => 0,
3127	data => WF_AUTOCANCEL,
3128	cb => sub {
3129	do_reload_perl;	3713	do_reload_perl;
3130	undef $RELOAD_WATCHER;	3714	undef $RELOAD_WATCHER;
3131	},
3132	);	3715	};
3133	}	3716	}
3134		3717
3135	register_command "reload" => sub {	3718	register_command "reload" => sub {
3136	my ($who, $arg) = @_;	3719	my ($who, $arg) = @_;
3137		3720
3138	if ($who->flag (FLAG_WIZ)) {	3721	if ($who->flag (FLAG_WIZ)) {
3139	$who->message ("reloading server.");	3722	$who->message ("reloading server.");
		3723	async {
		3724	$Coro::current->{desc} = "perl_reload";
3140	async { reload_perl };	3725	reload_perl;
		3726	};
3141	}	3727	}
3142	};	3728	};
3143		3729
3144	unshift @INC, $LIBDIR;	3730	unshift @INC, $LIBDIR;
3145		3731
…		…
3147		3733
3148	our @WAIT_FOR_TICK;	3734	our @WAIT_FOR_TICK;
3149	our @WAIT_FOR_TICK_BEGIN;	3735	our @WAIT_FOR_TICK_BEGIN;
3150		3736
3151	sub wait_for_tick {	3737	sub wait_for_tick {
3152	return unless $TICK_WATCHER->is_active;
3153	return if $Coro::current == $Coro::main;	3738	return if tick_inhibit || $Coro::current == $Coro::main;
3154		3739
3155	my $signal = new Coro::Signal;	3740	my $signal = new Coro::Signal;
3156	push @WAIT_FOR_TICK, $signal;	3741	push @WAIT_FOR_TICK, $signal;
3157	$signal->wait;	3742	$signal->wait;
3158	}	3743	}
3159		3744
3160	sub wait_for_tick_begin {	3745	sub wait_for_tick_begin {
3161	return unless $TICK_WATCHER->is_active;
3162	return if $Coro::current == $Coro::main;	3746	return if tick_inhibit || $Coro::current == $Coro::main;
3163		3747
3164	my $signal = new Coro::Signal;	3748	my $signal = new Coro::Signal;
3165	push @WAIT_FOR_TICK_BEGIN, $signal;	3749	push @WAIT_FOR_TICK_BEGIN, $signal;
3166	$signal->wait;	3750	$signal->wait;
3167	}	3751	}
3168		3752
3169	my $min = 1e6;#d#	3753	sub tick {
3170	my $avg = 10;
3171	$TICK_WATCHER = Event->timer (
3172	reentrant => 0,
3173	parked => 1,
3174	prio => 0,
3175	at => $NEXT_TICK || $TICK,
3176	data => WF_AUTOCANCEL,
3177	cb => sub {
3178	if ($Coro::current != $Coro::main) {	3754	if ($Coro::current != $Coro::main) {
3179	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3755	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3180	unless ++$bug_warning > 10;	3756	unless ++$bug_warning > 10;
3181	return;	3757	return;
3182	}	3758	}
3183		3759
3184	$NOW = $tick_start = Event::time;
3185
3186	cf::server_tick; # one server iteration	3760	cf::server_tick; # one server iteration
3187		3761
3188	0 && sync_job {#d#	3762	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3189	for(1..10) {	3763	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3190	my $t = Event::time;	3764	Coro::async_pool {
3191	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3765	$Coro::current->{desc} = "runtime saver";
3192	or die;	3766	write_runtime_sync
3193		3767	or warn "ERROR: unable to write runtime file: $!";
3194	$map->width (50);
3195	$map->height (50);
3196	$map->alloc;
3197	$map->_load_objects ("/tmp/x.map", 1);
3198	my $t = Event::time - $t;
3199
3200	#next unless $t < 0.0013;#d#
3201	if ($t < $min) {
3202	$min = $t;
3203	}
3204	$avg = $avg * 0.99 + $t * 0.01;
3205	}
3206	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3207	exit 0;
3208	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3209	};	3768	};
		3769	}
3210		3770
3211	$RUNTIME += $TICK;
3212	$NEXT_TICK += $TICK;
3213
3214	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3215	$NEXT_RUNTIME_WRITE = $NOW + 10;
3216	Coro::async_pool {
3217	write_runtime
3218	or warn "ERROR: unable to write runtime file: $!";
3219	};
3220	}
3221
3222	# my $AFTER = Event::time;
3223	# warn $AFTER - $NOW;#d#
3224
3225	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3771	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3226	$sig->send;	3772	$sig->send;
3227	}	3773	}
3228	while (my $sig = shift @WAIT_FOR_TICK) {	3774	while (my $sig = shift @WAIT_FOR_TICK) {
3229	$sig->send;	3775	$sig->send;
3230	}	3776	}
3231		3777
3232	$NOW = Event::time;	3778	$LOAD = ($NOW - $TICK_START) / $TICK;
3233
3234	# if we are delayed by four ticks or more, skip them all
3235	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3236
3237	$TICK_WATCHER->at ($NEXT_TICK);
3238	$TICK_WATCHER->start;
3239
3240	$LOAD = ($NOW - $tick_start) / $TICK;
3241	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3779	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3242		3780
3243	_post_tick;	3781	if (0) {
3244		3782	if ($NEXT_TICK) {
3245		3783	my $jitter = $TICK_START - $NEXT_TICK;
		3784	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3785	warn "jitter $JITTER\n";#d#
		3786	}
3246	},	3787	}
3247	);	3788	}
3248		3789
3249	{	3790	{
3250	BDB::max_poll_time $TICK * 0.1;	3791	# configure BDB
3251	$BDB_POLL_WATCHER = Event->io (	3792
3252	reentrant => 0,
3253	fd => BDB::poll_fileno,
3254	poll => 'r',
3255	prio => 0,
3256	data => WF_AUTOCANCEL,
3257	cb => \&BDB::poll_cb,
3258	);
3259	BDB::min_parallel 8;	3793	BDB::min_parallel 8;
3260		3794	BDB::max_poll_reqs $TICK * 0.1;
3261	BDB::set_sync_prepare {	3795	$AnyEvent::BDB::WATCHER->priority (1);
3262	my $status;
3263	my $current = $Coro::current;
3264	(
3265	sub {
3266	$status = $!;
3267	$current->ready; undef $current;
3268	},
3269	sub {
3270	Coro::schedule while defined $current;
3271	$! = $status;
3272	},
3273	)
3274	};
3275		3796
3276	unless ($DB_ENV) {	3797	unless ($DB_ENV) {
3277	$DB_ENV = BDB::db_env_create;	3798	$DB_ENV = BDB::db_env_create;
		3799	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3800	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3801	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3802	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3803	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3278		3804
3279	cf::sync_job {	3805	cf::sync_job {
3280	eval {	3806	eval {
3281	BDB::db_env_open	3807	BDB::db_env_open
3282	$DB_ENV,	3808	$DB_ENV,
…		…
3284	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3810	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3285	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3811	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3286	0666;	3812	0666;
3287		3813
3288	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3814	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3289
3290	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3291	$DB_ENV->set_lk_detect;
3292	};	3815	};
3293		3816
3294	cf::cleanup "db_env_open(db): $@" if $@;	3817	cf::cleanup "db_env_open(db): $@" if $@;
3295	};	3818	};
3296	}	3819	}
		3820
		3821	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3822	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3823	};
		3824	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3825	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3826	};
		3827	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3828	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3829	};
3297	}	3830	}
3298		3831
3299	{	3832	{
		3833	# configure IO::AIO
		3834
3300	IO::AIO::min_parallel 8;	3835	IO::AIO::min_parallel 8;
3301
3302	undef $Coro::AIO::WATCHER;
3303	IO::AIO::max_poll_time $TICK * 0.1;	3836	IO::AIO::max_poll_time $TICK * 0.1;
3304	$AIO_POLL_WATCHER = Event->io (	3837	undef $AnyEvent::AIO::WATCHER;
3305	reentrant => 0,
3306	data => WF_AUTOCANCEL,
3307	fd => IO::AIO::poll_fileno,
3308	poll => 'r',
3309	prio => 6,
3310	cb => \&IO::AIO::poll_cb,
3311	);
3312	}	3838	}
3313		3839
3314	my $_log_backtrace;	3840	my $_log_backtrace;
3315		3841
3316	sub _log_backtrace {	3842	sub _log_backtrace {
…		…
3319	$msg =~ s/\n//;	3845	$msg =~ s/\n//;
3320		3846
3321	# limit the # of concurrent backtraces	3847	# limit the # of concurrent backtraces
3322	if ($_log_backtrace < 2) {	3848	if ($_log_backtrace < 2) {
3323	++$_log_backtrace;	3849	++$_log_backtrace;
		3850	my $perl_bt = Carp::longmess $msg;
3324	async {	3851	async {
		3852	$Coro::current->{desc} = "abt $msg";
		3853
3325	my @bt = fork_call {	3854	my @bt = fork_call {
3326	@addr = map { sprintf "%x", $_ } @addr;	3855	@addr = map { sprintf "%x", $_ } @addr;
3327	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3856	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3328	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3857	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3329	or die "addr2line: $!";	3858	or die "addr2line: $!";
…		…
3337	}	3866	}
3338		3867
3339	@funcs	3868	@funcs
3340	};	3869	};
3341		3870
3342	LOG llevInfo, "[ABT] $msg\n";	3871	LOG llevInfo, "[ABT] $perl_bt\n";
		3872	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3343	LOG llevInfo, "[ABT] $_\n" for @bt;	3873	LOG llevInfo, "[ABT] $_\n" for @bt;
3344	--$_log_backtrace;	3874	--$_log_backtrace;
3345	};	3875	};
3346	} else {	3876	} else {
3347	LOG llevInfo, "[ABT] $msg\n";	3877	LOG llevInfo, "[ABT] $msg\n";

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