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Comparing deliantra/server/lib/cf.pm (file contents):
Revision 1.315 by root, Mon Jul 23 17:53:55 2007 UTC vs.
Revision 1.446 by root, Tue Sep 16 16:03:02 2008 UTC

		1	#
		2	# This file is part of Deliantra, the Roguelike Realtime MMORPG.
		3	#
		4	# Copyright (©) 2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
		5	#
		6	# Deliantra is free software: you can redistribute it and/or modify
		7	# it under the terms of the GNU General Public License as published by
		8	# the Free Software Foundation, either version 3 of the License, or
		9	# (at your option) any later version.
		10	#
		11	# This program is distributed in the hope that it will be useful,
		12	# but WITHOUT ANY WARRANTY; without even the implied warranty of
		13	# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		14	# GNU General Public License for more details.
		15	#
		16	# You should have received a copy of the GNU General Public License
		17	# along with this program. If not, see <http://www.gnu.org/licenses/>.
		18	#
		19	# The authors can be reached via e-mail to <support@deliantra.net>
		20	#
		21
1	package cf;	22	package cf;
2		23
		24	use 5.10.0;
3	use utf8;	25	use utf8;
4	use strict;	26	use strict "vars", "subs";
5		27
6	use Symbol;	28	use Symbol;
7	use List::Util;	29	use List::Util;
8	use Socket;	30	use Socket;
9	use Storable;	31	use EV;
10	use Event;
11	use Opcode;	32	use Opcode;
12	use Safe;	33	use Safe;
13	use Safe::Hole;	34	use Safe::Hole;
		35	use Storable ();
14		36
15	use Coro 3.61 ();	37	use Coro ();
16	use Coro::State;	38	use Coro::State;
17	use Coro::Handle;	39	use Coro::Handle;
		40	use Coro::EV;
18	use Coro::Event;	41	use Coro::AnyEvent;
19	use Coro::Timer;	42	use Coro::Timer;
20	use Coro::Signal;	43	use Coro::Signal;
21	use Coro::Semaphore;	44	use Coro::Semaphore;
		45	use Coro::AnyEvent;
22	use Coro::AIO;	46	use Coro::AIO;
		47	use Coro::BDB 1.6;
23	use Coro::Storable;	48	use Coro::Storable;
		49	use Coro::Util ();
24		50
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
40	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later	68	Compress::LZF::sfreeze_cr { }; # prime Compress::LZF so it does not use require later
41		69
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	70	$Coro::main->prio (Coro::PRIO_MAX); # run main coroutine ("the server") with very high priority
48		71
49	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload	72	sub WF_AUTOCANCEL () { 1 } # automatically cancel this watcher on reload
50		73
51	our %COMMAND = ();	74	our %COMMAND = ();
…		…
58	our %EXT_MAP = (); # pluggable maps	81	our %EXT_MAP = (); # pluggable maps
59		82
60	our $RELOAD; # number of reloads so far	83	our $RELOAD; # number of reloads so far
61	our @EVENT;	84	our @EVENT;
62		85
63	our $CONFDIR = confdir;	86	our $CONFDIR = confdir;
64	our $DATADIR = datadir;	87	our $DATADIR = datadir;
65	our $LIBDIR = "$DATADIR/ext";	88	our $LIBDIR = "$DATADIR/ext";
66	our $PODDIR = "$DATADIR/pod";	89	our $PODDIR = "$DATADIR/pod";
67	our $MAPDIR = "$DATADIR/" . mapdir;	90	our $MAPDIR = "$DATADIR/" . mapdir;
68	our $LOCALDIR = localdir;	91	our $LOCALDIR = localdir;
69	our $TMPDIR = "$LOCALDIR/" . tmpdir;	92	our $TMPDIR = "$LOCALDIR/" . tmpdir;
70	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;	93	our $UNIQUEDIR = "$LOCALDIR/" . uniquedir;
71	our $PLAYERDIR = "$LOCALDIR/" . playerdir;	94	our $PLAYERDIR = "$LOCALDIR/" . playerdir;
72	our $RANDOMDIR = "$LOCALDIR/random";	95	our $RANDOMDIR = "$LOCALDIR/random";
73	our $BDBDIR = "$LOCALDIR/db";	96	our $BDBDIR = "$LOCALDIR/db";
		97	our $PIDFILE = "$LOCALDIR/pid";
		98	our $RUNTIMEFILE = "$LOCALDIR/runtime";
		99
		100	our %RESOURCE;
74		101
75	our $TICK = MAX_TIME * 1e-6; # this is a CONSTANT(!)	102	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	103	our $NEXT_RUNTIME_WRITE; # when should the runtime file be written
79	our $NEXT_TICK;	104	our $NEXT_TICK;
80	our $NOW;
81	our $USE_FSYNC = 1; # use fsync to write maps - default off	105	our $USE_FSYNC = 1; # use fsync to write maps - default off
82		106
		107	our $BDB_DEADLOCK_WATCHER;
		108	our $BDB_CHECKPOINT_WATCHER;
83	our $BDB_POLL_WATCHER;	109	our $BDB_TRICKLE_WATCHER;
84	our $DB_ENV;	110	our $DB_ENV;
85		111
86	our %CFG;	112	our %CFG;
87		113
88	our $UPTIME; $UPTIME ||= time;	114	our $UPTIME; $UPTIME ||= time;
89	our $RUNTIME;	115	our $RUNTIME;
		116	our $NOW;
90		117
91	our %PLAYER; # all users	118	our (%PLAYER, %PLAYER_LOADING); # all users
92	our %MAP; # all maps	119	our (%MAP, %MAP_LOADING ); # all maps
93	our $LINK_MAP; # the special {link} map, which is always available	120	our $LINK_MAP; # the special {link} map, which is always available
94		121
95	# used to convert map paths into valid unix filenames by replacing / by ∕	122	# used to convert map paths into valid unix filenames by replacing / by ∕
96	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons	123	our $PATH_SEP = "∕"; # U+2215, chosen purely for visual reasons
97		124
98	our $LOAD; # a number between 0 (idle) and 1 (too many objects)	125	our $LOAD; # a number between 0 (idle) and 1 (too many objects)
99	our $LOADAVG; # same thing, but with alpha-smoothing	126	our $LOADAVG; # same thing, but with alpha-smoothing
		127	our $JITTER; # average jitter
100	our $tick_start; # for load detecting purposes	128	our $TICK_START; # for load detecting purposes
101		129
102	binmode STDOUT;	130	binmode STDOUT;
103	binmode STDERR;	131	binmode STDERR;
104		132
105	# read virtual server time, if available	133	# read virtual server time, if available
106	unless ($RUNTIME || !-e "$LOCALDIR/runtime") {	134	unless ($RUNTIME || !-e $RUNTIMEFILE) {
107	open my $fh, "<", "$LOCALDIR/runtime"	135	open my $fh, "<", $RUNTIMEFILE
108	or die "unable to read runtime file: $!";	136	or die "unable to read $RUNTIMEFILE file: $!";
109	$RUNTIME = <$fh> + 0.;	137	$RUNTIME = <$fh> + 0.;
110	}	138	}
111		139
112	mkdir $_	140	mkdir $_
113	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;	141	for $LOCALDIR, $TMPDIR, $UNIQUEDIR, $PLAYERDIR, $RANDOMDIR, $BDBDIR;
…		…
158		186
159	The raw value load value from the last tick.	187	The raw value load value from the last tick.
160		188
161	=item %cf::CFG	189	=item %cf::CFG
162		190
163	Configuration for the server, loaded from C</etc/crossfire/config>, or	191	Configuration for the server, loaded from C</etc/deliantra-server/config>, or
164	from wherever your confdir points to.	192	from wherever your confdir points to.
165		193
166	=item cf::wait_for_tick, cf::wait_for_tick_begin	194	=item cf::wait_for_tick, cf::wait_for_tick_begin
167		195
168	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only	196	These are functions that inhibit the current coroutine one tick. cf::wait_for_tick_begin only
…		…
186	$msg .= "\n"	214	$msg .= "\n"
187	unless $msg =~ /\n$/;	215	unless $msg =~ /\n$/;
188		216
189	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;	217	$msg =~ s/([\x00-\x08\x0b-\x1f])/sprintf "\\x%02x", ord $1/ge;
190		218
191	utf8::encode $msg;
192	LOG llevError, $msg;	219	LOG llevError, $msg;
193	};	220	};
194	}	221	}
		222
		223	$Coro::State::DIEHOOK = sub {
		224	return unless $^S eq 0; # "eq", not "=="
		225
		226	if ($Coro::current == $Coro::main) {#d#
		227	warn "DIEHOOK called in main context, Coro bug?\n";#d#
		228	return;#d#
		229	}#d#
		230
		231	# kill coroutine otherwise
		232	warn Carp::longmess $_[0];
		233	Coro::terminate
		234	};
		235
		236	$SIG{__DIE__} = sub { }; #d#?
195		237
196	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';	238	@safe::cf::global::ISA = @cf::global::ISA = 'cf::attachable';
197	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';	239	@safe::cf::object::ISA = @cf::object::ISA = 'cf::attachable';
198	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';	240	@safe::cf::player::ISA = @cf::player::ISA = 'cf::attachable';
199	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';	241	@safe::cf::client::ISA = @cf::client::ISA = 'cf::attachable';
…		…
206	for my $pkg (qw(	248	for my $pkg (qw(
207	cf::global cf::attachable	249	cf::global cf::attachable
208	cf::object cf::object::player	250	cf::object cf::object::player
209	cf::client cf::player	251	cf::client cf::player
210	cf::arch cf::living	252	cf::arch cf::living
		253	cf::map cf::mapspace
211	cf::map cf::party cf::region	254	cf::party cf::region
212	)) {	255	)) {
213	no strict 'refs';
214	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;	256	@{"safe::$pkg\::wrap::ISA"} = @{"$pkg\::wrap::ISA"} = $pkg;
215	}	257	}
216		258
217	$Event::DIED = sub {	259	$EV::DIED = sub {
218	warn "error in event callback: @_";	260	warn "error in event callback: @_";
219	};	261	};
220		262
221	#############################################################################	263	#############################################################################
222		264
…		…
245	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;	287	$d =~ s/([\x00-\x07\x09\x0b\x0c\x0e-\x1f])/sprintf "\\x%02x", ord($1)/ge;
246	$d	288	$d
247	} || "[unable to dump $_[0]: '$@']";	289	} || "[unable to dump $_[0]: '$@']";
248	}	290	}
249		291
250	=item $ref = cf::from_json $json	292	=item $ref = cf::decode_json $json
251		293
252	Converts a JSON string into the corresponding perl data structure.	294	Converts a JSON string into the corresponding perl data structure.
253		295
254	=item $json = cf::to_json $ref	296	=item $json = cf::encode_json $ref
255		297
256	Converts a perl data structure into its JSON representation.	298	Converts a perl data structure into its JSON representation.
257		299
258	=cut	300	=cut
259		301
260	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max	302	our $json_coder = JSON::XS->new->utf8->max_size (1e6); # accept ~1mb max
261		303
262	sub to_json ($) { $json_coder->encode ($_[0]) }	304	sub encode_json($) { $json_coder->encode ($_[0]) }
263	sub from_json ($) { $json_coder->decode ($_[0]) }	305	sub decode_json($) { $json_coder->decode ($_[0]) }
264		306
265	=item cf::lock_wait $string	307	=item cf::lock_wait $string
266		308
267	Wait until the given lock is available. See cf::lock_acquire.	309	Wait until the given lock is available. See cf::lock_acquire.
268		310
…		…
271	Wait until the given lock is available and then acquires it and returns	313	Wait until the given lock is available and then acquires it and returns
272	a Coro::guard object. If the guard object gets destroyed (goes out of scope,	314	a Coro::guard object. If the guard object gets destroyed (goes out of scope,
273	for example when the coroutine gets canceled), the lock is automatically	315	for example when the coroutine gets canceled), the lock is automatically
274	returned.	316	returned.
275		317
		318	Locks are *not* recursive, locking from the same coro twice results in a
		319	deadlocked coro.
		320
276	Lock names should begin with a unique identifier (for example, cf::map::find	321	Lock names should begin with a unique identifier (for example, cf::map::find
277	uses map_find and cf::map::load uses map_load).	322	uses map_find and cf::map::load uses map_load).
278		323
279	=item $locked = cf::lock_active $string	324	=item $locked = cf::lock_active $string
280		325
281	Return true if the lock is currently active, i.e. somebody has locked it.	326	Return true if the lock is currently active, i.e. somebody has locked it.
282		327
283	=cut	328	=cut
284		329
285	our %LOCK;	330	our %LOCK;
		331	our %LOCKER;#d#
286		332
287	sub lock_wait($) {	333	sub lock_wait($) {
288	my ($key) = @_;	334	my ($key) = @_;
		335
		336	if ($LOCKER{$key} == $Coro::current) {#d#
		337	Carp::cluck "lock_wait($key) for already-acquired lock";#d#
		338	return;#d#
		339	}#d#
289		340
290	# wait for lock, if any	341	# wait for lock, if any
291	while ($LOCK{$key}) {	342	while ($LOCK{$key}) {
292	push @{ $LOCK{$key} }, $Coro::current;	343	push @{ $LOCK{$key} }, $Coro::current;
293	Coro::schedule;	344	Coro::schedule;
…		…
299		350
300	# wait, to be sure we are not locked	351	# wait, to be sure we are not locked
301	lock_wait $key;	352	lock_wait $key;
302		353
303	$LOCK{$key} = [];	354	$LOCK{$key} = [];
		355	$LOCKER{$key} = $Coro::current;#d#
304		356
305	Coro::guard {	357	Coro::guard {
		358	delete $LOCKER{$key};#d#
306	# wake up all waiters, to be on the safe side	359	# wake up all waiters, to be on the safe side
307	$_->ready for @{ delete $LOCK{$key} };	360	$_->ready for @{ delete $LOCK{$key} };
308	}	361	}
309	}	362	}
310		363
…		…
313		366
314	! ! $LOCK{$key}	367	! ! $LOCK{$key}
315	}	368	}
316		369
317	sub freeze_mainloop {	370	sub freeze_mainloop {
318	return unless $TICK_WATCHER->is_active;	371	tick_inhibit_inc;
319		372
320	my $guard = Coro::guard {	373	Coro::guard \&tick_inhibit_dec;
321	$TICK_WATCHER->start;	374	}
322	};	375
323	$TICK_WATCHER->stop;	376	=item cf::periodic $interval, $cb
324	$guard	377
		378	Like EV::periodic, but randomly selects a starting point so that the actions
		379	get spread over timer.
		380
		381	=cut
		382
		383	sub periodic($$) {
		384	my ($interval, $cb) = @_;
		385
		386	my $start = rand List::Util::min 180, $interval;
		387
		388	EV::periodic $start, $interval, 0, $cb
325	}	389	}
326		390
327	=item cf::get_slot $time[, $priority[, $name]]	391	=item cf::get_slot $time[, $priority[, $name]]
328		392
329	Allocate $time seconds of blocking CPU time at priority C<$priority>:	393	Allocate $time seconds of blocking CPU time at priority C<$priority>:
…		…
340	our @SLOT_QUEUE;	404	our @SLOT_QUEUE;
341	our $SLOT_QUEUE;	405	our $SLOT_QUEUE;
342		406
343	$SLOT_QUEUE->cancel if $SLOT_QUEUE;	407	$SLOT_QUEUE->cancel if $SLOT_QUEUE;
344	$SLOT_QUEUE = Coro::async {	408	$SLOT_QUEUE = Coro::async {
		409	$Coro::current->desc ("timeslot manager");
		410
345	my $signal = new Coro::Signal;	411	my $signal = new Coro::Signal;
346		412
347	while () {	413	while () {
348	next_job:	414	next_job:
349	my $avail = cf::till_tick;	415	my $avail = cf::till_tick;
…		…
357	}	423	}
358	}	424	}
359	}	425	}
360		426
361	if (@SLOT_QUEUE) {	427	if (@SLOT_QUEUE) {
362	# we do not use wait_For_tick() as it returns immediately when tick is inactive	428	# we do not use wait_for_tick() as it returns immediately when tick is inactive
363	push @cf::WAIT_FOR_TICK, $signal;	429	push @cf::WAIT_FOR_TICK, $signal;
364	$signal->wait;	430	$signal->wait;
365	} else {	431	} else {
366	Coro::schedule;	432	Coro::schedule;
367	}	433	}
368	}	434	}
369	};	435	};
370		436
371	sub get_slot($;$$) {	437	sub get_slot($;$$) {
		438	return if tick_inhibit || $Coro::current == $Coro::main;
		439
372	my ($time, $pri, $name) = @_;	440	my ($time, $pri, $name) = @_;
373		441
374	$time = $TICK * .6 if $time > $TICK * .6;	442	$time = $TICK * .6 if $time > $TICK * .6;
375	my $sig = new Coro::Signal;	443	my $sig = new Coro::Signal;
376		444
…		…
390		458
391	BEGIN { *async = \&Coro::async_pool }	459	BEGIN { *async = \&Coro::async_pool }
392		460
393	=item cf::sync_job { BLOCK }	461	=item cf::sync_job { BLOCK }
394		462
395	The design of Crossfire TRT requires that the main coroutine ($Coro::main)	463	The design of Deliantra requires that the main coroutine ($Coro::main)
396	is always able to handle events or runnable, as Crossfire TRT is only	464	is always able to handle events or runnable, as Deliantra is only
397	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not	465	partly reentrant. Thus "blocking" it by e.g. waiting for I/O is not
398	acceptable.	466	acceptable.
399		467
400	If it must be done, put the blocking parts into C<sync_job>. This will run	468	If it must be done, put the blocking parts into C<sync_job>. This will run
401	the given BLOCK in another coroutine while waiting for the result. The	469	the given BLOCK in another coroutine while waiting for the result. The
…		…
406		474
407	sub sync_job(&) {	475	sub sync_job(&) {
408	my ($job) = @_;	476	my ($job) = @_;
409		477
410	if ($Coro::current == $Coro::main) {	478	if ($Coro::current == $Coro::main) {
411	my $time = Event::time;	479	my $time = EV::time;
412		480
413	# this is the main coro, too bad, we have to block	481	# this is the main coro, too bad, we have to block
414	# till the operation succeeds, freezing the server :/	482	# till the operation succeeds, freezing the server :/
415		483
416	# TODO: use suspend/resume instead	484	LOG llevError, Carp::longmess "sync job";#d#
417	# (but this is cancel-safe)	485
418	my $freeze_guard = freeze_mainloop;	486	my $freeze_guard = freeze_mainloop;
419		487
420	my $busy = 1;	488	my $busy = 1;
421	my @res;	489	my @res;
422		490
423	(async {	491	(async {
		492	$Coro::current->desc ("sync job coro");
424	@res = eval { $job->() };	493	@res = eval { $job->() };
425	warn $@ if $@;	494	warn $@ if $@;
426	undef $busy;	495	undef $busy;
427	})->prio (Coro::PRIO_MAX);	496	})->prio (Coro::PRIO_MAX);
428		497
429	while ($busy) {	498	while ($busy) {
430	Coro::cede or Event::one_event;	499	if (Coro::nready) {
		500	Coro::cede_notself;
		501	} else {
		502	EV::loop EV::LOOP_ONESHOT;
431	}	503	}
		504	}
432		505
433	$time = Event::time - $time;	506	my $time = EV::time - $time;
434		507
435	LOG llevError | logBacktrace, Carp::longmess "long sync job"
436	if $time > $TICK * 0.5 && $TICK_WATCHER->is_active;
437
438	$tick_start += $time; # do not account sync jobs to server load	508	$TICK_START += $time; # do not account sync jobs to server load
439		509
440	wantarray ? @res : $res[0]	510	wantarray ? @res : $res[0]
441	} else {	511	} else {
442	# we are in another coroutine, how wonderful, everything just works	512	# we are in another coroutine, how wonderful, everything just works
443		513
…		…
468	=item fork_call { }, $args	538	=item fork_call { }, $args
469		539
470	Executes the given code block with the given arguments in a seperate	540	Executes the given code block with the given arguments in a seperate
471	process, returning the results. Everything must be serialisable with	541	process, returning the results. Everything must be serialisable with
472	Coro::Storable. May, of course, block. Note that the executed sub may	542	Coro::Storable. May, of course, block. Note that the executed sub may
473	never block itself or use any form of Event handling.	543	never block itself or use any form of event handling.
474		544
475	=cut	545	=cut
476
477	sub _store_scalar {
478	open my $fh, ">", \my $buf
479	or die "fork_call: cannot open fh-to-buf in child : $!";
480	Storable::store_fd $_[0], $fh;
481	close $fh;
482
483	$buf
484	}
485		546
486	sub fork_call(&@) {	547	sub fork_call(&@) {
487	my ($cb, @args) = @_;	548	my ($cb, @args) = @_;
488		549
489	# socketpair my $fh1, my $fh2, Socket::AF_UNIX, Socket::SOCK_STREAM, Socket::PF_UNSPEC	550	# we seemingly have to make a local copy of the whole thing,
490	# or die "socketpair: $!";	551	# otherwise perl prematurely frees the stuff :/
491	pipe my $fh1, my $fh2	552	# TODO: investigate and fix (likely this will be rather laborious)
492	or die "pipe: $!";
493		553
494	if (my $pid = fork) {	554	my @res = Coro::Util::fork_eval {
495	close $fh2;
496
497	my $res = (Coro::Handle::unblock $fh1)->readline (undef);
498	warn "pst<$res>" unless $res =~ /^pst/;
499	$res = Coro::Storable::thaw $res;
500
501	waitpid $pid, 0; # should not block anymore, we expect the child to simply behave
502
503	Carp::confess $$res unless "ARRAY" eq ref $res;
504
505	return wantarray ? @$res : $res->[-1];
506	} else {
507	reset_signals;	555	reset_signals;
508	local $SIG{__WARN__};	556	&$cb
509	local $SIG{__DIE__};	557	}, @args;
510	# just in case, this hack effectively disables event
511	# in the child. cleaner and slower would be canceling all watchers,
512	# but this works for the time being.
513	local $Coro::idle;
514	$Coro::current->prio (Coro::PRIO_MAX);
515		558
516	eval {	559	wantarray ? @res : $res[-1]
517	close $fh1;	560	}
518		561
519	my @res = eval { $cb->(@args) };	562	=item $coin = coin_from_name $name
520		563
521	syswrite $fh2, _store_scalar $@ ? \"$@" : \@res;	564	=cut
522	close $fh2;
523	};
524		565
525	warn $@ if $@;	566	our %coin_alias = (
526	_exit 0;	567	"silver" => "silvercoin",
527	}	568	"silvercoin" => "silvercoin",
		569	"silvercoins" => "silvercoin",
		570	"gold" => "goldcoin",
		571	"goldcoin" => "goldcoin",
		572	"goldcoins" => "goldcoin",
		573	"platinum" => "platinacoin",
		574	"platinumcoin" => "platinacoin",
		575	"platinumcoins" => "platinacoin",
		576	"platina" => "platinacoin",
		577	"platinacoin" => "platinacoin",
		578	"platinacoins" => "platinacoin",
		579	"royalty" => "royalty",
		580	"royalties" => "royalty",
		581	);
		582
		583	sub coin_from_name($) {
		584	$coin_alias{$_[0]}
		585	? cf::arch::find $coin_alias{$_[0]}
		586	: undef
528	}	587	}
529		588
530	=item $value = cf::db_get $family => $key	589	=item $value = cf::db_get $family => $key
531		590
532	Returns a single value from the environment database.	591	Returns a single value from the environment database.
…		…
534	=item cf::db_put $family => $key => $value	593	=item cf::db_put $family => $key => $value
535		594
536	Stores the given C<$value> in the family. It can currently store binary	595	Stores the given C<$value> in the family. It can currently store binary
537	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).	596	data only (use Compress::LZF::sfreeze_cr/sthaw to convert to/from binary).
538		597
		598	=item $db = cf::db_table "name"
		599
		600	Create and/or open a new database table. The string must not be "db" and must be unique
		601	within each server.
		602
539	=cut	603	=cut
		604
		605	sub db_table($) {
		606	my ($name) = @_;
		607	my $db = BDB::db_create $DB_ENV;
		608
		609	eval {
		610	$db->set_flags (BDB::CHKSUM);
		611
		612	utf8::encode $name;
		613	BDB::db_open $db, undef, $name, undef, BDB::BTREE,
		614	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
		615	cf::cleanup "db_open(db): $!" if $!;
		616	};
		617	cf::cleanup "db_open(db): $@" if $@;
		618
		619	$db
		620	}
540		621
541	our $DB;	622	our $DB;
542		623
543	sub db_init {	624	sub db_init {
544	unless ($DB) {
545	$DB = BDB::db_create $DB_ENV;
546
547	cf::sync_job {	625	cf::sync_job {
548	eval {	626	$DB ||= db_table "db";
549	$DB->set_flags (BDB::CHKSUM);
550
551	BDB::db_open $DB, undef, "db", undef, BDB::BTREE,
552	BDB::CREATE | BDB::AUTO_COMMIT, 0666;
553	cf::cleanup "db_open(db): $!" if $!;
554	};
555	cf::cleanup "db_open(db): $@" if $@;
556	};
557	}	627	};
558	}	628	}
559		629
560	sub db_get($$) {	630	sub db_get($$) {
561	my $key = "$_[0]/$_[1]";	631	my $key = "$_[0]/$_[1]";
562		632
…		…
612	if (1) {	682	if (1) {
613	$md5 =	683	$md5 =
614	join "\x00",	684	join "\x00",
615	$processversion,	685	$processversion,
616	map {	686	map {
617	Coro::cede;	687	cf::cede_to_tick;
618	($src->[$_], Digest::MD5::md5_hex $data[$_])	688	($src->[$_], Digest::MD5::md5_hex $data[$_])
619	} 0.. $#$src;	689	} 0.. $#$src;
620		690
621		691
622	my $dbmd5 = db_get cache => "$id/md5";	692	my $dbmd5 = db_get cache => "$id/md5";
…		…
666	attach callbacks/event handlers (a collection of which is called an "attachment")	736	attach callbacks/event handlers (a collection of which is called an "attachment")
667	to it. All such attachable objects support the following methods.	737	to it. All such attachable objects support the following methods.
668		738
669	In the following description, CLASS can be any of C<global>, C<object>	739	In the following description, CLASS can be any of C<global>, C<object>
670	C<player>, C<client> or C<map> (i.e. the attachable objects in	740	C<player>, C<client> or C<map> (i.e. the attachable objects in
671	Crossfire TRT).	741	Deliantra).
672		742
673	=over 4	743	=over 4
674		744
675	=item $attachable->attach ($attachment, key => $value...)	745	=item $attachable->attach ($attachment, key => $value...)
676		746
…		…
958	}	1028	}
959		1029
960	0	1030	0
961	}	1031	}
962		1032
963	=item $bool = cf::global::invoke (EVENT_CLASS_XXX, ...)	1033	=item $bool = cf::global->invoke (EVENT_CLASS_XXX, ...)
964		1034
965	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)	1035	=item $bool = $attachable->invoke (EVENT_CLASS_XXX, ...)
966		1036
967	Generate an object-specific event with the given arguments.	1037	Generate an object-specific event with the given arguments.
968		1038
…		…
974		1044
975	=cut	1045	=cut
976		1046
977	#############################################################################	1047	#############################################################################
978	# object support	1048	# object support
979	#
980		1049
		1050	sub _object_equal($$);
		1051	sub _object_equal($$) {
		1052	my ($a, $b) = @_;
		1053
		1054	return 0 unless (ref $a) eq (ref $b);
		1055
		1056	if ("HASH" eq ref $a) {
		1057	my @ka = keys %$a;
		1058	my @kb = keys %$b;
		1059
		1060	return 0 if @ka != @kb;
		1061
		1062	for (0 .. $#ka) {
		1063	return 0 unless $ka[$_] eq $kb[$_];
		1064	return 0 unless _object_equal $a->{$ka[$_]}, $b->{$kb[$_]};
		1065	}
		1066
		1067	} elsif ("ARRAY" eq ref $a) {
		1068
		1069	return 0 if @$a != @$b;
		1070
		1071	for (0 .. $#$a) {
		1072	return 0 unless _object_equal $a->[$_], $b->[$_];
		1073	}
		1074
		1075	} elsif ($a ne $b) {
		1076	return 0;
		1077	}
		1078
		1079	1
		1080	}
		1081
		1082	our $SLOW_MERGES;#d#
981	sub _can_merge {	1083	sub _can_merge {
982	my ($ob1, $ob2) = @_;	1084	my ($ob1, $ob2) = @_;
983		1085
984	local $Storable::canonical = 1;	1086	++$SLOW_MERGES;#d#
985	my $fob1 = Storable::freeze $ob1;
986	my $fob2 = Storable::freeze $ob2;
987		1087
988	$fob1 eq $fob2	1088	# we do the slow way here
		1089	return _object_equal $ob1, $ob2
989	}	1090	}
990		1091
991	sub reattach {	1092	sub reattach {
992	# basically do the same as instantiate, without calling instantiate	1093	# basically do the same as instantiate, without calling instantiate
993	my ($obj) = @_;	1094	my ($obj) = @_;
994		1095
		1096	# no longer needed after getting rid of delete_package?
995	bless $obj, ref $obj; # re-bless in case extensions have been reloaded	1097	#bless $obj, ref $obj; # re-bless in case extensions have been reloaded
996		1098
997	my $registry = $obj->registry;	1099	my $registry = $obj->registry;
998		1100
999	@$registry = ();	1101	@$registry = ();
1000		1102
…		…
1015	cf::attachable->attach (	1117	cf::attachable->attach (
1016	prio => -1000000,	1118	prio => -1000000,
1017	on_instantiate => sub {	1119	on_instantiate => sub {
1018	my ($obj, $data) = @_;	1120	my ($obj, $data) = @_;
1019		1121
1020	$data = from_json $data;	1122	$data = decode_json $data;
1021		1123
1022	for (@$data) {	1124	for (@$data) {
1023	my ($name, $args) = @$_;	1125	my ($name, $args) = @$_;
1024		1126
1025	$obj->attach ($name, %{$args || {} });	1127	$obj->attach ($name, %{$args || {} });
…		…
1041	sub object_freezer_save {	1143	sub object_freezer_save {
1042	my ($filename, $rdata, $objs) = @_;	1144	my ($filename, $rdata, $objs) = @_;
1043		1145
1044	sync_job {	1146	sync_job {
1045	if (length $$rdata) {	1147	if (length $$rdata) {
		1148	utf8::decode (my $decname = $filename);
1046	warn sprintf "saving %s (%d,%d)\n",	1149	warn sprintf "saving %s (%d,%d)\n",
1047	$filename, length $$rdata, scalar @$objs;	1150	$decname, length $$rdata, scalar @$objs;
1048		1151
1049	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {	1152	if (my $fh = aio_open "$filename~", O_WRONLY | O_CREAT, 0600) {
1050	chmod SAVE_MODE, $fh;	1153	aio_chmod $fh, SAVE_MODE;
1051	aio_write $fh, 0, (length $$rdata), $$rdata, 0;	1154	aio_write $fh, 0, (length $$rdata), $$rdata, 0;
1052	aio_fsync $fh if $cf::USE_FSYNC;	1155	aio_fsync $fh if $cf::USE_FSYNC;
1053	close $fh;	1156	aio_close $fh;
1054		1157
1055	if (@$objs) {	1158	if (@$objs) {
1056	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {	1159	if (my $fh = aio_open "$filename.pst~", O_WRONLY | O_CREAT, 0600) {
1057	chmod SAVE_MODE, $fh;	1160	aio_chmod $fh, SAVE_MODE;
1058	my $data = Storable::nfreeze { version => 1, objs => $objs };	1161	my $data = Coro::Storable::nfreeze { version => 1, objs => $objs };
1059	aio_write $fh, 0, (length $data), $data, 0;	1162	aio_write $fh, 0, (length $data), $data, 0;
1060	aio_fsync $fh if $cf::USE_FSYNC;	1163	aio_fsync $fh if $cf::USE_FSYNC;
1061	close $fh;	1164	aio_close $fh;
1062	aio_rename "$filename.pst~", "$filename.pst";	1165	aio_rename "$filename.pst~", "$filename.pst";
1063	}	1166	}
1064	} else {	1167	} else {
1065	aio_unlink "$filename.pst";	1168	aio_unlink "$filename.pst";
1066	}	1169	}
…		…
1071	}	1174	}
1072	} else {	1175	} else {
1073	aio_unlink $filename;	1176	aio_unlink $filename;
1074	aio_unlink "$filename.pst";	1177	aio_unlink "$filename.pst";
1075	}	1178	}
1076	}	1179	};
1077	}	1180	}
1078		1181
1079	sub object_freezer_as_string {	1182	sub object_freezer_as_string {
1080	my ($rdata, $objs) = @_;	1183	my ($rdata, $objs) = @_;
1081		1184
…		…
1093	or return;	1196	or return;
1094		1197
1095	unless (aio_stat "$filename.pst") {	1198	unless (aio_stat "$filename.pst") {
1096	(aio_load "$filename.pst", $av) >= 0	1199	(aio_load "$filename.pst", $av) >= 0
1097	or return;	1200	or return;
		1201
1098	$av = eval { (Storable::thaw $av)->{objs} };	1202	my $st = eval { Coro::Storable::thaw $av };
		1203	$av = $st->{objs};
1099	}	1204	}
1100		1205
		1206	utf8::decode (my $decname = $filename);
1101	warn sprintf "loading %s (%d)\n",	1207	warn sprintf "loading %s (%d,%d)\n",
1102	$filename, length $data, scalar @{$av || []};	1208	$decname, length $data, scalar @{$av || []};
		1209
1103	return ($data, $av);	1210	($data, $av)
1104	}	1211	}
1105		1212
1106	=head2 COMMAND CALLBACKS	1213	=head2 COMMAND CALLBACKS
1107		1214
1108	=over 4	1215	=over 4
…		…
1181	my ($pl, $buf) = @_;	1288	my ($pl, $buf) = @_;
1182		1289
1183	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };	1290	my $msg = eval { $pl->ns->{json_coder}->decode ($buf) };
1184		1291
1185	if (ref $msg) {	1292	if (ref $msg) {
		1293	my ($type, $reply, @payload) =
		1294	"ARRAY" eq ref $msg
		1295	? @$msg
		1296	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		1297
		1298	my @reply;
		1299
1186	if (my $cb = $EXTCMD{$msg->{msgtype}}) {	1300	if (my $cb = $EXTCMD{$type}) {
1187	if (my %reply = $cb->($pl, $msg)) {	1301	@reply = $cb->($pl, @payload);
1188	$pl->ext_reply ($msg->{msgid}, %reply);
1189	}
1190	}	1302	}
		1303
		1304	$pl->ext_reply ($reply, @reply)
		1305	if $reply;
		1306
1191	} else {	1307	} else {
1192	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";	1308	warn "player " . ($pl->ob->name) . " sent unparseable ext message: <$buf>\n";
1193	}	1309	}
1194		1310
1195	cf::override;	1311	cf::override;
…		…
1222		1338
1223	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }	1339	$ext{meta} = { map { (split /=/, $_, 2)[0, 1] } split /\s+/, $1 }
1224	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;	1340	if $source =~ /\A#!.*?perl.*?#\s*(.*)$/m;
1225		1341
1226	$ext{source} =	1342	$ext{source} =
1227	"package $pkg; use strict; use utf8;\n"	1343	"package $pkg; use 5.10.0; use strict 'vars', 'subs'; use utf8;\n"
1228	. "#line 1 \"$path\"\n{\n"	1344	. "#line 1 \"$path\"\n{\n"
1229	. $source	1345	. $source
1230	. "\n};\n1";	1346	. "\n};\n1";
1231		1347
1232	$todo{$base} = \%ext;	1348	$todo{$base} = \%ext;
…		…
1248	my $msg = $@ ? "$v->{path}: $@\n"	1364	my $msg = $@ ? "$v->{path}: $@\n"
1249	: "$v->{base}: extension inactive.\n";	1365	: "$v->{base}: extension inactive.\n";
1250		1366
1251	if (exists $v->{meta}{mandatory}) {	1367	if (exists $v->{meta}{mandatory}) {
1252	warn $msg;	1368	warn $msg;
1253	warn "mandatory extension failed to load, exiting.\n";	1369	cf::cleanup "mandatory extension failed to load, exiting.";
1254	exit 1;
1255	}	1370	}
1256		1371
1257	warn $msg;	1372	warn $msg;
1258	}	1373	}
1259		1374
…		…
1284	use Coro::AIO;	1399	use Coro::AIO;
1285		1400
1286	=head3 cf::player	1401	=head3 cf::player
1287		1402
1288	=over 4	1403	=over 4
		1404
		1405	=item cf::player::num_playing
		1406
		1407	Returns the official number of playing players, as per the Crossfire metaserver rules.
		1408
		1409	=cut
		1410
		1411	sub num_playing {
		1412	scalar grep
		1413	$_->ob->map
		1414	&& !$_->hidden
		1415	&& !$_->ob->flag (cf::FLAG_WIZ),
		1416	cf::player::list
		1417	}
1289		1418
1290	=item cf::player::find $login	1419	=item cf::player::find $login
1291		1420
1292	Returns the given player object, loading it if necessary (might block).	1421	Returns the given player object, loading it if necessary (might block).
1293		1422
…		…
1329	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";	1458	aio_link +(playerdir $login) . "/$login.pl.pst", (playerdir $login) . "/playerdata.pst";
1330	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";	1459	aio_link +(playerdir $login) . "/$login.pl" , (playerdir $login) . "/playerdata";
1331	aio_unlink +(playerdir $login) . "/$login.pl.pst";	1460	aio_unlink +(playerdir $login) . "/$login.pl.pst";
1332	aio_unlink +(playerdir $login) . "/$login.pl";	1461	aio_unlink +(playerdir $login) . "/$login.pl";
1333		1462
1334	my $pl = load_pl path $login	1463	my $f = new_from_file cf::object::thawer path $login
1335	or return;	1464	or return;
		1465
		1466	my $pl = cf::player::load_pl $f
		1467	or return;
		1468
		1469	local $cf::PLAYER_LOADING{$login} = $pl;
		1470	$f->resolve_delayed_derefs;
1336	$cf::PLAYER{$login} = $pl	1471	$cf::PLAYER{$login} = $pl
1337	}	1472	}
1338	}	1473	}
1339	}	1474	}
1340		1475
…		…
1349	return if $pl->{deny_save};	1484	return if $pl->{deny_save};
1350		1485
1351	aio_mkdir playerdir $pl, 0770;	1486	aio_mkdir playerdir $pl, 0770;
1352	$pl->{last_save} = $cf::RUNTIME;	1487	$pl->{last_save} = $cf::RUNTIME;
1353		1488
		1489	cf::get_slot 0.01;
		1490
1354	$pl->save_pl ($path);	1491	$pl->save_pl ($path);
1355	Coro::cede;	1492	cf::cede_to_tick;
1356	}	1493	}
1357		1494
1358	sub new($) {	1495	sub new($) {
1359	my ($login) = @_;	1496	my ($login) = @_;
1360		1497
…		…
1366	$cf::PLAYER{$login} = $self;	1503	$cf::PLAYER{$login} = $self;
1367		1504
1368	$self	1505	$self
1369	}	1506	}
1370		1507
		1508	=item $player->send_msg ($channel, $msg, $color, [extra...])
		1509
		1510	=cut
		1511
		1512	sub send_msg {
		1513	my $ns = shift->ns
		1514	or return;
		1515	$ns->send_msg (@_);
		1516	}
		1517
1371	=item $pl->quit_character	1518	=item $pl->quit_character
1372		1519
1373	Nukes the player without looking back. If logged in, the connection will	1520	Nukes the player without looking back. If logged in, the connection will
1374	be destroyed. May block for a long time.	1521	be destroyed. May block for a long time.
1375		1522
…		…
1379	my ($pl) = @_;	1526	my ($pl) = @_;
1380		1527
1381	my $name = $pl->ob->name;	1528	my $name = $pl->ob->name;
1382		1529
1383	$pl->{deny_save} = 1;	1530	$pl->{deny_save} = 1;
1384	$pl->password ("*"); # this should lock out the player until we nuked the dir	1531	$pl->password ("*"); # this should lock out the player until we have nuked the dir
1385		1532
1386	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;	1533	$pl->invoke (cf::EVENT_PLAYER_LOGOUT, 1) if $pl->active;
1387	$pl->deactivate;	1534	$pl->deactivate;
		1535	my $killer = cf::arch::get "killer_quit"; $pl->killer ($killer); $killer->destroy;
		1536	$pl->ob->check_score;
1388	$pl->invoke (cf::EVENT_PLAYER_QUIT);	1537	$pl->invoke (cf::EVENT_PLAYER_QUIT);
1389	$pl->ns->destroy if $pl->ns;	1538	$pl->ns->destroy if $pl->ns;
1390		1539
1391	my $path = playerdir $pl;	1540	my $path = playerdir $pl;
1392	my $temp = "$path~$cf::RUNTIME~deleting~";	1541	my $temp = "$path~$cf::RUNTIME~deleting~";
…		…
1428	or return [];	1577	or return [];
1429		1578
1430	my @logins;	1579	my @logins;
1431		1580
1432	for my $login (@$dirs) {	1581	for my $login (@$dirs) {
		1582	my $path = path $login;
		1583
		1584	# a .pst is a dead give-away for a valid player
		1585	# if no pst file found, open and chekc for blocked users
		1586	if (aio_stat "$path.pst") {
1433	my $fh = aio_open path $login, Fcntl::O_RDONLY, 0 or next;	1587	my $fh = aio_open $path, Fcntl::O_RDONLY, 0 or next;
1434	aio_read $fh, 0, 512, my $buf, 0 or next;	1588	aio_read $fh, 0, 512, my $buf, 0 or next;
1435	$buf !~ /^password -------------$/m or next; # official not-valid tag	1589	$buf !~ /^password -------------$/m or next; # official not-valid tag
		1590	}
1436		1591
1437	utf8::decode $login;	1592	utf8::decode $login;
1438	push @logins, $login;	1593	push @logins, $login;
1439	}	1594	}
1440		1595
…		…
1471		1626
1472	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)	1627	=item $protocol_xml = $player->expand_cfpod ($crossfire_pod)
1473		1628
1474	Expand crossfire pod fragments into protocol xml.	1629	Expand crossfire pod fragments into protocol xml.
1475		1630
1476	=cut
1477
1478	sub expand_cfpod {
1479	((my $self), (local $_)) = @_;
1480
1481	# escape & and <
1482	s/&/&amp;/g;
1483	s/(?<![BIUGH])</&lt;/g;
1484
1485	# this is buggy, it needs to properly take care of nested <'s
1486
1487	1 while
1488	# replace B<>, I<>, U<> etc.
1489	s/B<([^\>]*)>/<b>$1<\/b>/
1490	|| s/I<([^\>]*)>/<i>$1<\/i>/
1491	|| s/U<([^\>]*)>/<u>$1<\/u>/
1492	# replace G<male|female> tags
1493	|| s{G<([^>|]*)\|([^>]*)>}{
1494	$self->gender ? $2 : $1
1495	}ge
1496	# replace H<hint text>
1497	|| s{H<([^\>]*)>}
1498	{
1499	("<fg name=\"lightblue\">[$1 (Use hintmode to suppress hints)]</fg>",
1500	"<fg name=\"lightblue\">[Hint suppressed, see hintmode]</fg>",
1501	"")
1502	[$self->{hintmode}]
1503	}ge;
1504
1505	# create single paragraphs (very hackish)
1506	s/(?<=\S)\n(?=\w)/ /g;
1507
1508	# compress some whitespace
1509	s/\s+\n/\n/g; # ws line-ends
1510	s/\n\n+/\n/g; # double lines
1511	s/^\n+//; # beginning lines
1512	s/\n+$//; # ending lines
1513
1514	$_
1515	}
1516
1517	sub hintmode {
1518	$_[0]{hintmode} = $_[1] if @_ > 1;
1519	$_[0]{hintmode}
1520	}
1521
1522	=item $player->ext_reply ($msgid, %msg)	1631	=item $player->ext_reply ($msgid, @msg)
1523		1632
1524	Sends an ext reply to the player.	1633	Sends an ext reply to the player.
1525		1634
1526	=cut	1635	=cut
1527		1636
1528	sub ext_reply($$%) {	1637	sub ext_reply($$@) {
1529	my ($self, $id, %msg) = @_;	1638	my ($self, $id, @msg) = @_;
1530		1639
1531	$msg{msgid} = $id;	1640	$self->ns->ext_reply ($id, @msg)
1532	$self->send ("ext " . $self->ns->{json_coder}->encode (\%msg));
1533	}	1641	}
1534		1642
1535	=item $player->ext_event ($type, %msg)	1643	=item $player->ext_msg ($type, @msg)
1536		1644
1537	Sends an ext event to the client.	1645	Sends an ext event to the client.
1538		1646
1539	=cut	1647	=cut
1540		1648
1541	sub ext_event($$%) {	1649	sub ext_msg($$@) {
1542	my ($self, $type, %msg) = @_;	1650	my ($self, $type, @msg) = @_;
1543		1651
1544	$self->ns->ext_event ($type, %msg);	1652	$self->ns->ext_msg ($type, @msg);
1545	}	1653	}
1546		1654
1547	=head3 cf::region	1655	=head3 cf::region
1548		1656
1549	=over 4	1657	=over 4
…		…
1593	our $MAX_RESET = 3600;	1701	our $MAX_RESET = 3600;
1594	our $DEFAULT_RESET = 3000;	1702	our $DEFAULT_RESET = 3000;
1595		1703
1596	sub generate_random_map {	1704	sub generate_random_map {
1597	my ($self, $rmp) = @_;	1705	my ($self, $rmp) = @_;
		1706
		1707	my $lock = cf::lock_acquire "generate_random_map"; # the random map generator is NOT reentrant ATM
		1708
1598	# mit "rum" bekleckern, nicht	1709	# mit "rum" bekleckern, nicht
1599	$self->_create_random_map (	1710	$self->_create_random_map (
1600	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},	1711	$rmp->{wallstyle}, $rmp->{wall_name}, $rmp->{floorstyle}, $rmp->{monsterstyle},
1601	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},	1712	$rmp->{treasurestyle}, $rmp->{layoutstyle}, $rmp->{doorstyle}, $rmp->{decorstyle},
1602	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},	1713	$rmp->{origin_map}, $rmp->{final_map}, $rmp->{exitstyle}, $rmp->{this_map},
…		…
1724		1835
1725	# the temporary/swap location	1836	# the temporary/swap location
1726	sub save_path {	1837	sub save_path {
1727	my ($self) = @_;	1838	my ($self) = @_;
1728		1839
1729	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1840	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1730	"$TMPDIR/$path.map"	1841	"$TMPDIR/$path.map"
1731	}	1842	}
1732		1843
1733	# the unique path, undef == no special unique path	1844	# the unique path, undef == no special unique path
1734	sub uniq_path {	1845	sub uniq_path {
1735	my ($self) = @_;	1846	my ($self) = @_;
1736		1847
1737	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/g;	1848	(my $path = $_[0]{path}) =~ s/\//$PATH_SEP/go;
1738	"$UNIQUEDIR/$path"	1849	"$UNIQUEDIR/$path"
1739	}	1850	}
1740		1851
1741	# and all this just because we cannot iterate over	1852	# and all this just because we cannot iterate over
1742	# all maps in C++...	1853	# all maps in C++...
…		…
1765		1876
1766	sub load_header_from($) {	1877	sub load_header_from($) {
1767	my ($self, $path) = @_;	1878	my ($self, $path) = @_;
1768		1879
1769	utf8::encode $path;	1880	utf8::encode $path;
1770	#aio_open $path, O_RDONLY, 0	1881	my $f = new_from_file cf::object::thawer $path
1771	# or return;
1772
1773	$self->_load_header ($path)
1774	or return;	1882	or return;
		1883
		1884	$self->_load_header ($f)
		1885	or return;
		1886
		1887	local $MAP_LOADING{$self->{path}} = $self;
		1888	$f->resolve_delayed_derefs;
1775		1889
1776	$self->{load_path} = $path;	1890	$self->{load_path} = $path;
1777		1891
1778	1	1892	1
1779	}	1893	}
…		…
1833	sub find {	1947	sub find {
1834	my ($path, $origin) = @_;	1948	my ($path, $origin) = @_;
1835		1949
1836	$path = normalise $path, $origin && $origin->path;	1950	$path = normalise $path, $origin && $origin->path;
1837		1951
		1952	cf::lock_wait "map_data:$path";#d#remove
1838	cf::lock_wait "map_find:$path";	1953	cf::lock_wait "map_find:$path";
1839		1954
1840	$cf::MAP{$path} || do {	1955	$cf::MAP{$path} || do {
		1956	my $guard1 = cf::lock_acquire "map_data:$path"; # just for the fun of it
1841	my $guard = cf::lock_acquire "map_find:$path";	1957	my $guard2 = cf::lock_acquire "map_find:$path";
		1958
1842	my $map = new_from_path cf::map $path	1959	my $map = new_from_path cf::map $path
1843	or return;	1960	or return;
1844		1961
1845	$map->{last_save} = $cf::RUNTIME;	1962	$map->{last_save} = $cf::RUNTIME;
1846		1963
…		…
1848	or return;	1965	or return;
1849		1966
1850	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)	1967	if ($map->should_reset) {#d#TODO# disabled, crashy (locking issue?)
1851	# doing this can freeze the server in a sync job, obviously	1968	# doing this can freeze the server in a sync job, obviously
1852	#$cf::WAIT_FOR_TICK->wait;	1969	#$cf::WAIT_FOR_TICK->wait;
		1970	undef $guard2;
		1971	undef $guard1;
1853	$map->reset;	1972	$map->reset;
1854	undef $guard;
1855	return find $path;	1973	return find $path;
1856	}	1974	}
1857		1975
1858	$cf::MAP{$path} = $map	1976	$cf::MAP{$path} = $map
1859	}	1977	}
…		…
1868	local $self->{deny_reset} = 1; # loading can take a long time	1986	local $self->{deny_reset} = 1; # loading can take a long time
1869		1987
1870	my $path = $self->{path};	1988	my $path = $self->{path};
1871		1989
1872	{	1990	{
1873	my $guard = cf::lock_acquire "map_load:$path";	1991	my $guard = cf::lock_acquire "map_data:$path";
1874		1992
		1993	return unless $self->valid;
1875	return if $self->in_memory != cf::MAP_SWAPPED;	1994	return unless $self->in_memory == cf::MAP_SWAPPED;
1876		1995
1877	$self->in_memory (cf::MAP_LOADING);	1996	$self->in_memory (cf::MAP_LOADING);
1878		1997
1879	$self->alloc;	1998	$self->alloc;
1880		1999
1881	$self->pre_load;	2000	$self->pre_load;
1882	Coro::cede;	2001	cf::cede_to_tick;
1883		2002
		2003	my $f = new_from_file cf::object::thawer $self->{load_path};
		2004	$f->skip_block;
1884	$self->_load_objects ($self->{load_path}, 1)	2005	$self->_load_objects ($f)
1885	or return;	2006	or return;
1886		2007
1887	$self->set_object_flag (cf::FLAG_OBJ_ORIGINAL, 1)	2008	$self->post_load_original
1888	if delete $self->{load_original};	2009	if delete $self->{load_original};
1889		2010
1890	if (my $uniq = $self->uniq_path) {	2011	if (my $uniq = $self->uniq_path) {
1891	utf8::encode $uniq;	2012	utf8::encode $uniq;
1892	if (aio_open $uniq, O_RDONLY, 0) {	2013	unless (aio_stat $uniq) {
		2014	if (my $f = new_from_file cf::object::thawer $uniq) {
1893	$self->clear_unique_items;	2015	$self->clear_unique_items;
1894	$self->_load_objects ($uniq, 0);	2016	$self->_load_objects ($f);
		2017	$f->resolve_delayed_derefs;
		2018	}
1895	}	2019	}
1896	}	2020	}
1897		2021
1898	Coro::cede;	2022	$f->resolve_delayed_derefs;
		2023
		2024	cf::cede_to_tick;
1899	# now do the right thing for maps	2025	# now do the right thing for maps
1900	$self->link_multipart_objects;	2026	$self->link_multipart_objects;
1901	$self->difficulty ($self->estimate_difficulty)	2027	$self->difficulty ($self->estimate_difficulty)
1902	unless $self->difficulty;	2028	unless $self->difficulty;
1903	Coro::cede;	2029	cf::cede_to_tick;
1904		2030
1905	unless ($self->{deny_activate}) {	2031	unless ($self->{deny_activate}) {
1906	$self->decay_objects;	2032	$self->decay_objects;
1907	$self->fix_auto_apply;	2033	$self->fix_auto_apply;
1908	$self->update_buttons;	2034	$self->update_buttons;
1909	Coro::cede;	2035	cf::cede_to_tick;
1910	$self->set_darkness_map;	2036	$self->set_darkness_map;
1911	Coro::cede;	2037	cf::cede_to_tick;
1912	$self->activate;	2038	$self->activate;
1913	}	2039	}
1914		2040
		2041	$self->{last_save} = $cf::RUNTIME;
		2042	$self->last_access ($cf::RUNTIME);
		2043
1915	$self->in_memory (cf::MAP_IN_MEMORY);	2044	$self->in_memory (cf::MAP_ACTIVE);
1916	}	2045	}
1917		2046
1918	$self->post_load;	2047	$self->post_load;
1919	}	2048	}
1920		2049
…		…
1929		2058
1930	$self	2059	$self
1931	}	2060	}
1932		2061
1933	# find and load all maps in the 3x3 area around a map	2062	# find and load all maps in the 3x3 area around a map
1934	sub load_diag {	2063	sub load_neighbours {
1935	my ($map) = @_;	2064	my ($map) = @_;
1936		2065
1937	my @diag; # diagonal neighbours	2066	my @neigh; # diagonal neighbours
1938		2067
1939	for (0 .. 3) {	2068	for (0 .. 3) {
1940	my $neigh = $map->tile_path ($_)	2069	my $neigh = $map->tile_path ($_)
1941	or next;	2070	or next;
1942	$neigh = find $neigh, $map	2071	$neigh = find $neigh, $map
1943	or next;	2072	or next;
1944	$neigh->load;	2073	$neigh->load;
1945		2074
		2075	push @neigh,
1946	push @diag, [$neigh->tile_path (($_ + 3) % 4), $neigh],	2076	[$neigh->tile_path (($_ + 3) % 4), $neigh],
1947	[$neigh->tile_path (($_ + 1) % 4), $neigh];	2077	[$neigh->tile_path (($_ + 1) % 4), $neigh];
1948	}	2078	}
1949		2079
1950	for (@diag) {	2080	for (grep defined $_->[0], @neigh) {
		2081	my ($path, $origin) = @$_;
1951	my $neigh = find @$_	2082	my $neigh = find $path, $origin
1952	or next;	2083	or next;
1953	$neigh->load;	2084	$neigh->load;
1954	}	2085	}
1955	}	2086	}
1956		2087
…		…
1961	}	2092	}
1962		2093
1963	sub do_load_sync {	2094	sub do_load_sync {
1964	my ($map) = @_;	2095	my ($map) = @_;
1965		2096
		2097	cf::LOG cf::llevDebug | cf::logBacktrace, "do_load_sync"
		2098	if $Coro::current == $Coro::main;
		2099
1966	cf::sync_job { $map->load };	2100	cf::sync_job { $map->load };
1967	}	2101	}
1968		2102
1969	our %MAP_PREFETCH;	2103	our %MAP_PREFETCH;
1970	our $MAP_PREFETCHER = undef;	2104	our $MAP_PREFETCHER = undef;
1971		2105
1972	sub find_async {	2106	sub find_async {
1973	my ($path, $origin) = @_;	2107	my ($path, $origin, $load) = @_;
1974		2108
1975	$path = normalise $path, $origin && $origin->{path};	2109	$path = normalise $path, $origin && $origin->{path};
1976		2110
1977	if (my $map = $cf::MAP{$path}) {	2111	if (my $map = $cf::MAP{$path}) {
1978	return $map if $map->in_memory == cf::MAP_IN_MEMORY;	2112	return $map if !$load || $map->in_memory == cf::MAP_ACTIVE;
1979	}	2113	}
1980		2114
1981	undef $MAP_PREFETCH{$path};	2115	$MAP_PREFETCH{$path} |= $load;
		2116
1982	$MAP_PREFETCHER ||= cf::async {	2117	$MAP_PREFETCHER ||= cf::async {
		2118	$Coro::current->{desc} = "map prefetcher";
		2119
1983	while (%MAP_PREFETCH) {	2120	while (%MAP_PREFETCH) {
1984	for my $path (keys %MAP_PREFETCH) {	2121	while (my ($k, $v) = each %MAP_PREFETCH) {
1985	if (my $map = find $path) {	2122	if (my $map = find $k) {
1986	$map->load;	2123	$map->load if $v;
1987	}	2124	}
1988		2125
1989	delete $MAP_PREFETCH{$path};	2126	delete $MAP_PREFETCH{$k};
1990	}	2127	}
1991	}	2128	}
1992	undef $MAP_PREFETCHER;	2129	undef $MAP_PREFETCHER;
1993	};	2130	};
1994	$MAP_PREFETCHER->prio (6);	2131	$MAP_PREFETCHER->prio (6);
…		…
1997	}	2134	}
1998		2135
1999	sub save {	2136	sub save {
2000	my ($self) = @_;	2137	my ($self) = @_;
2001		2138
2002	my $lock = cf::lock_acquire "map_data:" . $self->path;	2139	my $lock = cf::lock_acquire "map_data:$self->{path}";
2003		2140
2004	$self->{last_save} = $cf::RUNTIME;	2141	$self->{last_save} = $cf::RUNTIME;
2005		2142
2006	return unless $self->dirty;	2143	return unless $self->dirty;
2007		2144
…		…
2013	return if $self->{deny_save};	2150	return if $self->{deny_save};
2014		2151
2015	local $self->{last_access} = $self->last_access;#d#	2152	local $self->{last_access} = $self->last_access;#d#
2016		2153
2017	cf::async {	2154	cf::async {
		2155	$Coro::current->{desc} = "map player save";
2018	$_->contr->save for $self->players;	2156	$_->contr->save for $self->players;
2019	};	2157	};
		2158
		2159	cf::get_slot 0.02;
2020		2160
2021	if ($uniq) {	2161	if ($uniq) {
2022	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);	2162	$self->_save_objects ($save, cf::IO_HEADER | cf::IO_OBJECTS);
2023	$self->_save_objects ($uniq, cf::IO_UNIQUES);	2163	$self->_save_objects ($uniq, cf::IO_UNIQUES);
2024	} else {	2164	} else {
…		…
2030	my ($self) = @_;	2170	my ($self) = @_;
2031		2171
2032	# save first because save cedes	2172	# save first because save cedes
2033	$self->save;	2173	$self->save;
2034		2174
2035	my $lock = cf::lock_acquire "map_data:" . $self->path;	2175	my $lock = cf::lock_acquire "map_data:$self->{path}";
2036		2176
2037	return if $self->players;	2177	return if $self->players;
2038	return if $self->in_memory != cf::MAP_IN_MEMORY;	2178	return if $self->in_memory != cf::MAP_ACTIVE;
2039	return if $self->{deny_save};	2179	return if $self->{deny_save};
2040		2180
		2181	$self->in_memory (cf::MAP_SWAPPED);
		2182
		2183	$self->deactivate;
		2184	$_->clear_links_to ($self) for values %cf::MAP;
2041	$self->clear;	2185	$self->clear;
2042	$self->in_memory (cf::MAP_SWAPPED);
2043	}	2186	}
2044		2187
2045	sub reset_at {	2188	sub reset_at {
2046	my ($self) = @_;	2189	my ($self) = @_;
2047		2190
…		…
2079	if $uniq;	2222	if $uniq;
2080	}	2223	}
2081		2224
2082	delete $cf::MAP{$self->path};	2225	delete $cf::MAP{$self->path};
2083		2226
		2227	$self->deactivate;
		2228	$_->clear_links_to ($self) for values %cf::MAP;
2084	$self->clear;	2229	$self->clear;
2085
2086	$_->clear_links_to ($self) for values %cf::MAP;
2087		2230
2088	$self->unlink_save;	2231	$self->unlink_save;
2089	$self->destroy;	2232	$self->destroy;
2090	}	2233	}
2091		2234
2092	my $nuke_counter = "aaaa";	2235	my $nuke_counter = "aaaa";
2093		2236
2094	sub nuke {	2237	sub nuke {
2095	my ($self) = @_;	2238	my ($self) = @_;
2096		2239
		2240	{
		2241	my $lock = cf::lock_acquire "map_data:$self->{path}";
		2242
2097	delete $cf::MAP{$self->path};	2243	delete $cf::MAP{$self->path};
2098		2244
2099	$self->unlink_save;	2245	$self->unlink_save;
2100		2246
2101	bless $self, "cf::map";	2247	bless $self, "cf::map";
2102	delete $self->{deny_reset};	2248	delete $self->{deny_reset};
2103	$self->{deny_save} = 1;	2249	$self->{deny_save} = 1;
2104	$self->reset_timeout (1);	2250	$self->reset_timeout (1);
2105	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));	2251	$self->path ($self->{path} = "{nuke}/" . ($nuke_counter++));
2106		2252
2107	$cf::MAP{$self->path} = $self;	2253	$cf::MAP{$self->path} = $self;
		2254	}
2108		2255
2109	$self->reset; # polite request, might not happen	2256	$self->reset; # polite request, might not happen
2110	}	2257	}
2111		2258
2112	=item $maps = cf::map::tmp_maps	2259	=item $maps = cf::map::tmp_maps
…		…
2154		2301
2155	sub unique_maps() {	2302	sub unique_maps() {
2156	[	2303	[
2157	map {	2304	map {
2158	utf8::decode $_;	2305	utf8::decode $_;
2159	/\.map$/	2306	s/\.map$//; # TODO future compatibility hack
		2307	/\.pst$/ || !/^$PATH_SEP/o # TODO unique maps apparebntly lack the .map suffix :/
		2308	? ()
2160	? normalise $_	2309	: normalise $_
2161	: ()
2162	} @{ aio_readdir $UNIQUEDIR or [] }	2310	} @{ aio_readdir $UNIQUEDIR or [] }
2163	]	2311	]
2164	}	2312	}
2165		2313
2166	package cf;
2167
2168	=back	2314	=back
2169		2315
2170	=head3 cf::object	2316	=head3 cf::object
2171		2317
2172	=cut	2318	=cut
…		…
2175		2321
2176	=over 4	2322	=over 4
2177		2323
2178	=item $ob->inv_recursive	2324	=item $ob->inv_recursive
2179		2325
2180	Returns the inventory of the object _and_ their inventories, recursively.	2326	Returns the inventory of the object I<and> their inventories, recursively,
		2327	but I<not> the object itself.
2181		2328
2182	=cut	2329	=cut
2183		2330
2184	sub inv_recursive_;	2331	sub inv_recursive_;
2185	sub inv_recursive_ {	2332	sub inv_recursive_ {
…		…
2188		2335
2189	sub inv_recursive {	2336	sub inv_recursive {
2190	inv_recursive_ inv $_[0]	2337	inv_recursive_ inv $_[0]
2191	}	2338	}
2192		2339
		2340	=item $ref = $ob->ref
		2341
		2342	Creates and returns a persistent reference to an object that can be stored as a string.
		2343
		2344	=item $ob = cf::object::deref ($refstring)
		2345
		2346	returns the objetc referenced by refstring. may return undef when it cnanot find the object,
		2347	even if the object actually exists. May block.
		2348
		2349	=cut
		2350
		2351	sub deref {
		2352	my ($ref) = @_;
		2353
		2354	if ($ref =~ m{^player\/(<1\.[0-9a-f]+>)/(.*)$}) {
		2355	my ($uuid, $name) = ($1, $2);
		2356	my $pl = $cf::PLAYER_LOADING{$name} || cf::player::find $name
		2357	or return;
		2358	$pl->ob->uuid eq $uuid
		2359	or return;
		2360
		2361	$pl->ob
		2362	} else {
		2363	warn "$ref: cannot resolve object reference\n";
		2364	undef
		2365	}
		2366	}
		2367
2193	package cf;	2368	package cf;
2194		2369
2195	=back	2370	=back
2196		2371
2197	=head3 cf::object::player	2372	=head3 cf::object::player
…		…
2203	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>	2378	Sends a message to the player, as if the npc C<$npc> replied. C<$npc>
2204	can be C<undef>. Does the right thing when the player is currently in a	2379	can be C<undef>. Does the right thing when the player is currently in a
2205	dialogue with the given NPC character.	2380	dialogue with the given NPC character.
2206		2381
2207	=cut	2382	=cut
		2383
		2384	our $SAY_CHANNEL = {
		2385	id => "say",
		2386	title => "Map",
		2387	reply => "say ",
		2388	tooltip => "Things said to and replied from npcs near you and other players on the same map only.",
		2389	};
		2390
		2391	our $CHAT_CHANNEL = {
		2392	id => "chat",
		2393	title => "Chat",
		2394	reply => "chat ",
		2395	tooltip => "Player chat and shouts, global to the server.",
		2396	};
2208		2397
2209	# rough implementation of a future "reply" method that works	2398	# rough implementation of a future "reply" method that works
2210	# with dialog boxes.	2399	# with dialog boxes.
2211	#TODO: the first argument must go, split into a $npc->reply_to ( method	2400	#TODO: the first argument must go, split into a $npc->reply_to ( method
2212	sub cf::object::player::reply($$$;$) {	2401	sub cf::object::player::reply($$$;$) {
…		…
2219		2408
2220	} else {	2409	} else {
2221	my $pl = $self->contr;	2410	my $pl = $self->contr;
2222		2411
2223	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {	2412	if ($pl->{npc_dialog} && $pl->{npc_dialog}->{id}) {
2224	my $diag = $pl->{npc_dialog};	2413	my $dialog = $pl->{npc_dialog};
2225	$diag->{pl}->ext_reply (	2414	$dialog->{pl}->ext_msg ($dialog->{id}, update => msg => $dialog->{pl}->expand_cfpod ($msg));
2226	$diag->{id},
2227	msgtype => "reply",
2228	msg => $diag->{pl}->expand_cfpod ($msg),
2229	add_topics => []
2230	);
2231		2415
2232	} else {	2416	} else {
2233	$msg = $npc->name . " says: $msg" if $npc;	2417	$msg = $npc->name . " says: $msg" if $npc;
2234	$self->message ($msg, $flags);	2418	$self->send_msg ($SAY_CHANNEL => $msg, $flags);
2235	}	2419	}
2236	}	2420	}
		2421	}
		2422
		2423	=item $object->send_msg ($channel, $msg, $color, [extra...])
		2424
		2425	=cut
		2426
		2427	sub cf::object::send_msg {
		2428	my $pl = shift->contr
		2429	or return;
		2430	$pl->send_msg (@_);
2237	}	2431	}
2238		2432
2239	=item $player_object->may ("access")	2433	=item $player_object->may ("access")
2240		2434
2241	Returns wether the given player is authorized to access resource "access"	2435	Returns wether the given player is authorized to access resource "access"
…		…
2254		2448
2255	=item $player_object->enter_link	2449	=item $player_object->enter_link
2256		2450
2257	Freezes the player and moves him/her to a special map (C<{link}>).	2451	Freezes the player and moves him/her to a special map (C<{link}>).
2258		2452
2259	The player should be reasonably safe there for short amounts of time. You	2453	The player should be reasonably safe there for short amounts of time (e.g.
2260	I<MUST> call C<leave_link> as soon as possible, though.	2454	for loading a map). You I<MUST> call C<leave_link> as soon as possible,
		2455	though, as the palyer cannot control the character while it is on the link
		2456	map.
2261		2457
2262	Will never block.	2458	Will never block.
2263		2459
2264	=item $player_object->leave_link ($map, $x, $y)	2460	=item $player_object->leave_link ($map, $x, $y)
2265		2461
…		…
2320	# use -1 or undef as default coordinates, not 0, 0	2516	# use -1 or undef as default coordinates, not 0, 0
2321	($x, $y) = ($map->enter_x, $map->enter_y)	2517	($x, $y) = ($map->enter_x, $map->enter_y)
2322	if $x <=0 && $y <= 0;	2518	if $x <=0 && $y <= 0;
2323		2519
2324	$map->load;	2520	$map->load;
2325	$map->load_diag;	2521	$map->load_neighbours;
2326		2522
2327	return unless $self->contr->active;	2523	return unless $self->contr->active;
		2524	$self->flag (cf::FLAG_DEBUG, 0);#d# temp
2328	$self->activate_recursive;	2525	$self->activate_recursive;
2329		2526
2330	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext	2527	local $self->{_prev_pos} = $link_pos; # ugly hack for rent.ext
2331	$self->enter_map ($map, $x, $y);	2528	$self->enter_map ($map, $x, $y);
2332	}	2529	}
…		…
2337	her, loading and preparing them map, calling the provided $check callback	2534	her, loading and preparing them map, calling the provided $check callback
2338	that has to return the map if sucecssful, and then unfreezes the player on	2535	that has to return the map if sucecssful, and then unfreezes the player on
2339	the new (success) or old (failed) map position. In either case, $done will	2536	the new (success) or old (failed) map position. In either case, $done will
2340	be called at the end of this process.	2537	be called at the end of this process.
2341		2538
		2539	Note that $check will be called with a potentially non-loaded map, so if
		2540	it needs a loaded map it has to call C<< ->load >>.
		2541
2342	=cut	2542	=cut
2343		2543
2344	our $GOTOGEN;	2544	our $GOTOGEN;
2345		2545
2346	sub cf::object::player::goto {	2546	sub cf::object::player::goto {
…		…
2350	my $gen = $self->{_goto_generation} = ++$GOTOGEN;	2550	my $gen = $self->{_goto_generation} = ++$GOTOGEN;
2351		2551
2352	$self->enter_link;	2552	$self->enter_link;
2353		2553
2354	(async {	2554	(async {
		2555	$Coro::current->{desc} = "player::goto $path $x $y";
		2556
		2557	# *tag paths override both path and x|y
		2558	if ($path =~ /^\*(.*)$/) {
		2559	if (my @obs = grep $_->map, ext::map_tags::find $1) {
		2560	my $ob = $obs[rand @obs];
		2561
		2562	# see if we actually can go there
		2563	if (@obs = grep !$self->blocked ($_->map, $_->x, $_->y), $ob, $ob->tail) {
		2564	$ob = $obs[rand @obs];
		2565	} else {
		2566	$self->message ("Wow, it's pretty crowded in there.", cf::NDI_UNIQUE | cf::NDI_RED);
		2567	}
		2568	# else put us there anyways for now #d#
		2569
		2570	($path, $x, $y) = ($ob->map, $ob->x, $ob->y);
		2571	} else {
		2572	($path, $x, $y) = (undef, undef, undef);
		2573	}
		2574	}
		2575
2355	my $map = eval {	2576	my $map = eval {
2356	my $map = cf::map::find $path;	2577	my $map = defined $path ? cf::map::find $path : undef;
2357		2578
2358	if ($map) {	2579	if ($map) {
2359	$map = $map->customise_for ($self);	2580	$map = $map->customise_for ($self);
2360	$map = $check->($map) if $check && $map;	2581	$map = $check->($map) if $check && $map;
2361	} else {	2582	} else {
2362	$self->message ("The exit to '$path' is closed", cf::NDI_UNIQUE | cf::NDI_RED);	2583	$self->message ("The exit to '$path' is closed.", cf::NDI_UNIQUE | cf::NDI_RED);
2363	}	2584	}
2364		2585
2365	$map	2586	$map
2366	};	2587	};
2367		2588
…		…
2403	}	2624	}
2404		2625
2405	sub prepare_random_map {	2626	sub prepare_random_map {
2406	my ($exit) = @_;	2627	my ($exit) = @_;
2407		2628
2408	my $guard = cf::lock_acquire "exit_prepare:$exit";
2409
2410	# all this does is basically replace the /! path by	2629	# all this does is basically replace the /! path by
2411	# a new random map path (?random/...) with a seed	2630	# a new random map path (?random/...) with a seed
2412	# that depends on the exit object	2631	# that depends on the exit object
2413		2632
2414	my $rmp = parse_random_map_params $exit->msg;	2633	my $rmp = parse_random_map_params $exit->msg;
…		…
2416	if ($exit->map) {	2635	if ($exit->map) {
2417	$rmp->{region} = $exit->region->name;	2636	$rmp->{region} = $exit->region->name;
2418	$rmp->{origin_map} = $exit->map->path;	2637	$rmp->{origin_map} = $exit->map->path;
2419	$rmp->{origin_x} = $exit->x;	2638	$rmp->{origin_x} = $exit->x;
2420	$rmp->{origin_y} = $exit->y;	2639	$rmp->{origin_y} = $exit->y;
		2640
		2641	$exit->map->touch;
2421	}	2642	}
2422		2643
2423	$rmp->{random_seed} ||= $exit->random_seed;	2644	$rmp->{random_seed} ||= $exit->random_seed;
2424		2645
2425	my $data = cf::to_json $rmp;	2646	my $data = JSON::XS->new->utf8->pretty->canonical->encode ($rmp);
2426	my $md5 = Digest::MD5::md5_hex $data;	2647	my $md5 = Digest::MD5::md5_hex $data;
2427	my $meta = "$RANDOMDIR/$md5.meta";	2648	my $meta = "$RANDOMDIR/$md5.meta";
2428		2649
2429	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {	2650	if (my $fh = aio_open "$meta~", O_WRONLY | O_CREAT, 0666) {
2430	aio_write $fh, 0, (length $data), $data, 0;	2651	aio_write $fh, 0, (length $data), $data, 0;
2431	undef $fh;	2652	undef $fh;
2432	aio_rename "$meta~", $meta;	2653	aio_rename "$meta~", $meta;
2433		2654
		2655	my $slaying = "?random/$md5";
		2656
		2657	if ($exit->valid) {
2434	$exit->slaying ("?random/$md5");	2658	$exit->slaying ("?random/$md5");
2435	$exit->msg (undef);	2659	$exit->msg (undef);
		2660	}
2436	}	2661	}
2437	}	2662	}
2438		2663
2439	sub cf::object::player::enter_exit {	2664	sub cf::object::player::enter_exit {
2440	my ($self, $exit) = @_;	2665	my ($self, $exit) = @_;
2441		2666
2442	return unless $self->type == cf::PLAYER;	2667	return unless $self->type == cf::PLAYER;
2443		2668
2444	if ($exit->slaying eq "/!") {
2445	#TODO: this should de-fi-ni-te-ly not be a sync-job
2446	# the problem is that $exit might not survive long enough
2447	# so it needs to be done right now, right here
2448	cf::sync_job { prepare_random_map $exit };
2449	}
2450
2451	my $slaying = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
2452	my $hp = $exit->stats->hp;
2453	my $sp = $exit->stats->sp;
2454
2455	$self->enter_link;	2669	$self->enter_link;
2456		2670
2457	# if exit is damned, update players death & WoR home-position
2458	$self->contr->savebed ($slaying, $hp, $sp)
2459	if $exit->flag (FLAG_DAMNED);
2460
2461	(async {	2671	(async {
2462	$self->deactivate_recursive; # just to be sure	2672	$Coro::current->{desc} = "enter_exit";
		2673
2463	unless (eval {	2674	unless (eval {
		2675	$self->deactivate_recursive; # just to be sure
		2676
		2677	# random map handling
		2678	{
		2679	my $guard = cf::lock_acquire "exit_prepare:$exit";
		2680
		2681	prepare_random_map $exit
		2682	if $exit->slaying eq "/!";
		2683	}
		2684
		2685	my $map = cf::map::normalise $exit->slaying, $exit->map && $exit->map->path;
		2686	my $x = $exit->stats->hp;
		2687	my $y = $exit->stats->sp;
		2688
2464	$self->goto ($slaying, $hp, $sp);	2689	$self->goto ($map, $x, $y);
2465		2690
		2691	# if exit is damned, update players death & WoR home-position
		2692	$self->contr->savebed ($map, $x, $y)
		2693	if $exit->flag (cf::FLAG_DAMNED);
		2694
2466	1;	2695	1
2467	}) {	2696	}) {
2468	$self->message ("Something went wrong deep within the crossfire server. "	2697	$self->message ("Something went wrong deep within the crossfire server. "
2469	. "I'll try to bring you back to the map you were before. "	2698	. "I'll try to bring you back to the map you were before. "
2470	. "Please report this to the dungeon master!",	2699	. "Please report this to the dungeon master!",
2471	cf::NDI_UNIQUE | cf::NDI_RED);	2700	cf::NDI_UNIQUE | cf::NDI_RED);
…		…
2501	the message, with C<log> being the default. If C<$color> is negative, suppress	2730	the message, with C<log> being the default. If C<$color> is negative, suppress
2502	the message unless the client supports the msg packet.	2731	the message unless the client supports the msg packet.
2503		2732
2504	=cut	2733	=cut
2505		2734
		2735	# non-persistent channels (usually the info channel)
		2736	our %CHANNEL = (
		2737	"c/identify" => {
		2738	id => "infobox",
		2739	title => "Identify",
		2740	reply => undef,
		2741	tooltip => "Items recently identified",
		2742	},
		2743	"c/examine" => {
		2744	id => "infobox",
		2745	title => "Examine",
		2746	reply => undef,
		2747	tooltip => "Signs and other items you examined",
		2748	},
		2749	"c/book" => {
		2750	id => "infobox",
		2751	title => "Book",
		2752	reply => undef,
		2753	tooltip => "The contents of a note or book",
		2754	},
		2755	"c/lookat" => {
		2756	id => "infobox",
		2757	title => "Look",
		2758	reply => undef,
		2759	tooltip => "What you saw there",
		2760	},
		2761	"c/who" => {
		2762	id => "infobox",
		2763	title => "Players",
		2764	reply => undef,
		2765	tooltip => "Shows players who are currently online",
		2766	},
		2767	"c/body" => {
		2768	id => "infobox",
		2769	title => "Body Parts",
		2770	reply => undef,
		2771	tooltip => "Shows which body parts you posess and are available",
		2772	},
		2773	"c/uptime" => {
		2774	id => "infobox",
		2775	title => "Uptime",
		2776	reply => undef,
		2777	tooltip => "How long the server has been running since last restart",
		2778	},
		2779	"c/mapinfo" => {
		2780	id => "infobox",
		2781	title => "Map Info",
		2782	reply => undef,
		2783	tooltip => "Information related to the maps",
		2784	},
		2785	"c/party" => {
		2786	id => "party",
		2787	title => "Party",
		2788	reply => "gsay ",
		2789	tooltip => "Messages and chat related to your party",
		2790	},
		2791	);
		2792
2506	sub cf::client::send_msg {	2793	sub cf::client::send_msg {
2507	my ($self, $channel, $msg, $color, @extra) = @_;	2794	my ($self, $channel, $msg, $color, @extra) = @_;
2508		2795
2509	$msg = $self->pl->expand_cfpod ($msg);	2796	$msg = $self->pl->expand_cfpod ($msg);
2510		2797
2511	$color &= ~cf::NDI_UNIQUE; # just in case...	2798	$color &= cf::NDI_CLIENT_MASK; # just in case...
2512		2799
		2800	# check predefined channels, for the benefit of C
		2801	if ($CHANNEL{$channel}) {
		2802	$channel = $CHANNEL{$channel};
		2803
		2804	$self->ext_msg (channel_info => $channel)
		2805	if $self->can_msg;
		2806
		2807	$channel = $channel->{id};
		2808
2513	if (ref $channel) {	2809	} elsif (ref $channel) {
2514	# send meta info to client, if not yet sent	2810	# send meta info to client, if not yet sent
2515	unless (exists $self->{channel}{$channel->{id}}) {	2811	unless (exists $self->{channel}{$channel->{id}}) {
2516	$self->{channel}{$channel->{id}} = $channel;	2812	$self->{channel}{$channel->{id}} = $channel;
2517	$self->ext_event (channel_info => %$channel);	2813	$self->ext_msg (channel_info => $channel)
		2814	if $self->can_msg;
2518	}	2815	}
2519		2816
2520	$channel = $channel->{id};	2817	$channel = $channel->{id};
2521	}	2818	}
2522		2819
2523	return unless @extra || length $msg;	2820	return unless @extra || length $msg;
2524		2821
2525	if ($self->can_msg) {	2822	if ($self->can_msg) {
2526	$self->send_packet ("msg " . $self->{json_coder}->encode ([$color, $channel, $msg, @extra]));	2823	# default colour, mask it out
		2824	$color &= ~(cf::NDI_COLOR_MASK | cf::NDI_DEF)
		2825	if $color & cf::NDI_DEF;
		2826
		2827	my $pkt = "msg "
		2828	. $self->{json_coder}->encode (
		2829	[$color & cf::NDI_CLIENT_MASK, $channel, $msg, @extra]
		2830	);
		2831
		2832	# try lzf for large packets
		2833	$pkt = "lzf " . Compress::LZF::compress $pkt
		2834	if 1024 <= length $pkt and $self->{can_lzf};
		2835
		2836	# split very large packets
		2837	if (8192 < length $pkt and $self->{can_lzf}) {
		2838	$self->send_packet ("frag $_") for unpack "(a8192)*", $pkt;
		2839	$pkt = "frag";
		2840	}
		2841
		2842	$self->send_packet ($pkt);
2527	} else {	2843	} else {
2528	# replace some tags by gcfclient-compatible ones
2529	for ($msg) {
2530	1 while
2531	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
2532	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
2533	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
2534	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
2535	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
2536	}
2537
2538	if ($color >= 0) {	2844	if ($color >= 0) {
		2845	# replace some tags by gcfclient-compatible ones
		2846	for ($msg) {
		2847	1 while
		2848	s/<b>([^<]*)<\/b>/[b]${1}[\/b]/
		2849	|| s/<i>([^<]*)<\/i>/[i]${1}[\/i]/
		2850	|| s/<u>([^<]*)<\/u>/[ul]${1}[\/ul]/
		2851	|| s/<tt>([^<]*)<\/tt>/[fixed]${1}[\/fixed]/
		2852	|| s/<fg name=\"([^"]+)\">([^<]*)<\/fg>/[color=$1]${2}[\/color]/;
		2853	}
		2854
		2855	$color &= cf::NDI_COLOR_MASK;
		2856
		2857	utf8::encode $msg;
		2858
2539	if (0 && $msg =~ /\[/) {	2859	if (0 && $msg =~ /\[/) {
		2860	# COMMAND/INFO
2540	$self->send_packet ("drawextinfo $color 4 0 $msg")	2861	$self->send_packet ("drawextinfo $color 10 8 $msg")
2541	} else {	2862	} else {
2542	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;	2863	$msg =~ s/\[\/?(?:b|i|u|fixed|color)[^\]]*\]//g;
2543	$self->send_packet ("drawinfo $color $msg")	2864	$self->send_packet ("drawinfo $color $msg")
2544	}	2865	}
2545	}	2866	}
2546	}	2867	}
2547	}	2868	}
2548		2869
2549	=item $client->ext_event ($type, %msg)	2870	=item $client->ext_msg ($type, @msg)
2550		2871
2551	Sends an ext event to the client.	2872	Sends an ext event to the client.
2552		2873
2553	=cut	2874	=cut
2554		2875
2555	sub cf::client::ext_event($$%) {	2876	sub cf::client::ext_msg($$@) {
2556	my ($self, $type, %msg) = @_;	2877	my ($self, $type, @msg) = @_;
2557		2878
2558	return unless $self->extcmd;	2879	if ($self->extcmd == 2) {
2559		2880	$self->send_packet ("ext " . $self->{json_coder}->encode ([$type, @msg]));
		2881	} elsif ($self->extcmd == 1) { # TODO: remove
2560	$msg{msgtype} = "event_$type";	2882	push @msg, msgtype => "event_$type";
2561	$self->send_packet ("ext " . $self->{json_coder}->encode (\%msg));	2883	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2884	}
		2885	}
		2886
		2887	=item $client->ext_reply ($msgid, @msg)
		2888
		2889	Sends an ext reply to the client.
		2890
		2891	=cut
		2892
		2893	sub cf::client::ext_reply($$@) {
		2894	my ($self, $id, @msg) = @_;
		2895
		2896	if ($self->extcmd == 2) {
		2897	$self->send_packet ("ext " . $self->{json_coder}->encode (["reply-$id", @msg]));
		2898	} elsif ($self->extcmd == 1) {
		2899	#TODO: version 1, remove
		2900	unshift @msg, msgtype => "reply", msgid => $id;
		2901	$self->send_packet ("ext " . $self->{json_coder}->encode ({@msg}));
		2902	}
2562	}	2903	}
2563		2904
2564	=item $success = $client->query ($flags, "text", \&cb)	2905	=item $success = $client->query ($flags, "text", \&cb)
2565		2906
2566	Queues a query to the client, calling the given callback with	2907	Queues a query to the client, calling the given callback with
…		…
2621	my ($ns, $buf) = @_;	2962	my ($ns, $buf) = @_;
2622		2963
2623	my $msg = eval { $ns->{json_coder}->decode ($buf) };	2964	my $msg = eval { $ns->{json_coder}->decode ($buf) };
2624		2965
2625	if (ref $msg) {	2966	if (ref $msg) {
		2967	my ($type, $reply, @payload) =
		2968	"ARRAY" eq ref $msg
		2969	? @$msg
		2970	: ($msg->{msgtype}, $msg->{msgid}, %$msg); # TODO: version 1, remove
		2971
		2972	my @reply;
		2973
2626	if (my $cb = $EXTICMD{$msg->{msgtype}}) {	2974	if (my $cb = $EXTICMD{$type}) {
2627	if (my %reply = $cb->($ns, $msg)) {	2975	@reply = $cb->($ns, @payload);
2628	$reply{msgid} = $msg->{msgid};
2629	$ns->send ("ext " . $ns->{json_coder}->encode (\%reply));
2630	}
2631	}	2976	}
		2977
		2978	$ns->ext_reply ($reply, @reply)
		2979	if $reply;
		2980
2632	} else {	2981	} else {
2633	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";	2982	warn "client " . ($ns->pl ? $ns->pl->ob->name : $ns->host) . " sent unparseable exti message: <$buf>\n";
2634	}	2983	}
2635		2984
2636	cf::override;	2985	cf::override;
…		…
2683	our $safe = new Safe "safe";	3032	our $safe = new Safe "safe";
2684	our $safe_hole = new Safe::Hole;	3033	our $safe_hole = new Safe::Hole;
2685		3034
2686	$SIG{FPE} = 'IGNORE';	3035	$SIG{FPE} = 'IGNORE';
2687		3036
2688	$safe->permit_only (Opcode::opset qw(:base_core :base_mem :base_orig :base_math sort time));	3037	$safe->permit_only (Opcode::opset qw(
		3038	:base_core :base_mem :base_orig :base_math
		3039	grepstart grepwhile mapstart mapwhile
		3040	sort time
		3041	));
2689		3042
2690	# here we export the classes and methods available to script code	3043	# here we export the classes and methods available to script code
2691		3044
2692	=pod	3045	=pod
2693		3046
2694	The following functions and methods are available within a safe environment:	3047	The following functions and methods are available within a safe environment:
2695		3048
2696	cf::object	3049	cf::object
2697	contr pay_amount pay_player map x y force_find force_add	3050	contr pay_amount pay_player map x y force_find force_add destroy
2698	insert remove	3051	insert remove name archname title slaying race decrease split
2699		3052
2700	cf::object::player	3053	cf::object::player
2701	player	3054	player
2702		3055
2703	cf::player	3056	cf::player
…		…
2708		3061
2709	=cut	3062	=cut
2710		3063
2711	for (	3064	for (
2712	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y	3065	["cf::object" => qw(contr pay_amount pay_player map force_find force_add x y
2713	insert remove)],	3066	insert remove inv nrof name archname title slaying race
		3067	decrease split destroy change_exp)],
2714	["cf::object::player" => qw(player)],	3068	["cf::object::player" => qw(player)],
2715	["cf::player" => qw(peaceful)],	3069	["cf::player" => qw(peaceful)],
2716	["cf::map" => qw(trigger)],	3070	["cf::map" => qw(trigger)],
2717	) {	3071	) {
2718	no strict 'refs';	3072	no strict 'refs';
…		…
2794	# the server's init and main functions	3148	# the server's init and main functions
2795		3149
2796	sub load_facedata($) {	3150	sub load_facedata($) {
2797	my ($path) = @_;	3151	my ($path) = @_;
2798		3152
		3153	# HACK to clear player env face cache, we need some signal framework
		3154	# for this (global event?)
		3155	%ext::player_env::MUSIC_FACE_CACHE = ();
		3156
		3157	my $enc = JSON::XS->new->utf8->canonical->relaxed;
		3158
2799	warn "loading facedata from $path\n";	3159	warn "loading facedata from $path\n";
2800		3160
2801	my $facedata;	3161	my $facedata;
2802	0 < aio_load $path, $facedata	3162	0 < aio_load $path, $facedata
2803	or die "$path: $!";	3163	or die "$path: $!";
…		…
2805	$facedata = Coro::Storable::thaw $facedata;	3165	$facedata = Coro::Storable::thaw $facedata;
2806		3166
2807	$facedata->{version} == 2	3167	$facedata->{version} == 2
2808	or cf::cleanup "$path: version mismatch, cannot proceed.";	3168	or cf::cleanup "$path: version mismatch, cannot proceed.";
2809		3169
		3170	# patch in the exptable
		3171	$facedata->{resource}{"res/exp_table"} = {
		3172	type => FT_RSRC,
		3173	data => $enc->encode ([map cf::level_to_min_exp $_, 1 .. cf::settings->max_level]),
		3174	};
		3175	cf::cede_to_tick;
		3176
2810	{	3177	{
2811	my $faces = $facedata->{faceinfo};	3178	my $faces = $facedata->{faceinfo};
2812		3179
2813	while (my ($face, $info) = each %$faces) {	3180	while (my ($face, $info) = each %$faces) {
2814	my $idx = (cf::face::find $face) || cf::face::alloc $face;	3181	my $idx = (cf::face::find $face) || cf::face::alloc $face;
		3182
2815	cf::face::set_visibility $idx, $info->{visibility};	3183	cf::face::set_visibility $idx, $info->{visibility};
2816	cf::face::set_magicmap $idx, $info->{magicmap};	3184	cf::face::set_magicmap $idx, $info->{magicmap};
2817	cf::face::set_data $idx, 0, $info->{data32}, $info->{chksum32};	3185	cf::face::set_data $idx, 0, $info->{data32}, Digest::MD5::md5 $info->{data32};
2818	cf::face::set_data $idx, 1, $info->{data64}, $info->{chksum64};	3186	cf::face::set_data $idx, 1, $info->{data64}, Digest::MD5::md5 $info->{data64};
2819		3187
2820	cf::cede_to_tick;	3188	cf::cede_to_tick;
2821	}	3189	}
2822		3190
2823	while (my ($face, $info) = each %$faces) {	3191	while (my ($face, $info) = each %$faces) {
2824	next unless $info->{smooth};	3192	next unless $info->{smooth};
		3193
2825	my $idx = cf::face::find $face	3194	my $idx = cf::face::find $face
2826	or next;	3195	or next;
		3196
2827	if (my $smooth = cf::face::find $info->{smooth}) {	3197	if (my $smooth = cf::face::find $info->{smooth}) {
2828	cf::face::set_smooth $idx, $smooth;	3198	cf::face::set_smooth $idx, $smooth;
2829	cf::face::set_smoothlevel $idx, $info->{smoothlevel};	3199	cf::face::set_smoothlevel $idx, $info->{smoothlevel};
2830	} else {	3200	} else {
2831	warn "smooth face '$info->{smooth}' not found for face '$face'";	3201	warn "smooth face '$info->{smooth}' not found for face '$face'";
…		…
2848		3218
2849	{	3219	{
2850	# TODO: for gcfclient pleasure, we should give resources	3220	# TODO: for gcfclient pleasure, we should give resources
2851	# that gcfclient doesn't grok a >10000 face index.	3221	# that gcfclient doesn't grok a >10000 face index.
2852	my $res = $facedata->{resource};	3222	my $res = $facedata->{resource};
2853	my $enc = JSON::XS->new->utf8->canonical;
2854		3223
2855	while (my ($name, $info) = each %$res) {	3224	while (my ($name, $info) = each %$res) {
2856	my $meta = $enc->encode ({	3225	if (defined $info->{type}) {
2857	name => $name,
2858	type => $info->{type},
2859	copyright => $info->{copyright}, #TODO#
2860	});
2861
2862	my $idx = (cf::face::find $name) || cf::face::alloc $name;	3226	my $idx = (cf::face::find $name) || cf::face::alloc $name;
		3227	my $data;
2863		3228
2864	if ($name =~ /\.jpg$/) {	3229	if ($info->{type} & 1) {
2865	cf::face::set_data $idx, 0, $info->{data}, $info->{chksum};#d# temp hack	3230	# prepend meta info
2866	cf::face::set_data $idx, 1, $info->{data}, $info->{chksum};#d# temp hack	3231
		3232	my $meta = $enc->encode ({
		3233	name => $name,
		3234	%{ $info->{meta} || {} },
		3235	});
		3236
		3237	$data = pack "(w/a*)*", $meta, $info->{data};
		3238	} else {
		3239	$data = $info->{data};
		3240	}
		3241
		3242	cf::face::set_data $idx, 0, $data, Digest::MD5::md5 $data;
		3243	cf::face::set_type $idx, $info->{type};
2867	} else {	3244	} else {
2868	my $data = pack "(w/a*)*", $meta, $info->{data};	3245	$RESOURCE{$name} = $info;
2869	my $chk = Digest::MD5::md5 "$info->{chksum},$meta"; # mangle data checksum and metadata
2870
2871	cf::face::set_type $idx, 1;
2872	cf::face::set_data $idx, 0, $data, $chk;
2873	}	3246	}
2874		3247
2875	cf::cede_to_tick;	3248	cf::cede_to_tick;
2876	}	3249	}
2877	}	3250	}
2878		3251
		3252	cf::global->invoke (EVENT_GLOBAL_RESOURCE_UPDATE);
		3253
2879	1	3254	1
2880	}	3255	}
2881		3256
		3257	cf::global->attach (on_resource_update => sub {
		3258	if (my $soundconf = $RESOURCE{"res/sound.conf"}) {
		3259	$soundconf = JSON::XS->new->utf8->relaxed->decode ($soundconf->{data});
		3260
		3261	for (0 .. SOUND_CAST_SPELL_0 - 1) {
		3262	my $sound = $soundconf->{compat}[$_]
		3263	or next;
		3264
		3265	my $face = cf::face::find "sound/$sound->[1]";
		3266	cf::sound::set $sound->[0] => $face;
		3267	cf::sound::old_sound_index $_, $face; # gcfclient-compat
		3268	}
		3269
		3270	while (my ($k, $v) = each %{$soundconf->{event}}) {
		3271	my $face = cf::face::find "sound/$v";
		3272	cf::sound::set $k => $face;
		3273	}
		3274	}
		3275	});
		3276
		3277	register_exticmd fx_want => sub {
		3278	my ($ns, $want) = @_;
		3279
		3280	while (my ($k, $v) = each %$want) {
		3281	$ns->fx_want ($k, $v);
		3282	}
		3283	};
		3284
		3285	sub load_resource_file($) {
		3286	my $guard = lock_acquire "load_resource_file";
		3287
		3288	my $status = load_resource_file_ $_[0];
		3289	get_slot 0.1, 100;
		3290	cf::arch::commit_load;
		3291
		3292	$status
		3293	}
		3294
2882	sub reload_regions {	3295	sub reload_regions {
		3296	# HACK to clear player env face cache, we need some signal framework
		3297	# for this (global event?)
		3298	%ext::player_env::MUSIC_FACE_CACHE = ();
		3299
2883	load_resource_file "$MAPDIR/regions"	3300	load_resource_file "$MAPDIR/regions"
2884	or die "unable to load regions file\n";	3301	or die "unable to load regions file\n";
2885		3302
2886	for (cf::region::list) {	3303	for (cf::region::list) {
2887	$_->{match} = qr/$_->{match}/	3304	$_->{match} = qr/$_->{match}/
…		…
2895	}	3312	}
2896		3313
2897	sub reload_archetypes {	3314	sub reload_archetypes {
2898	load_resource_file "$DATADIR/archetypes"	3315	load_resource_file "$DATADIR/archetypes"
2899	or die "unable to load archetypes\n";	3316	or die "unable to load archetypes\n";
2900	#d# NEED to laod twice to resolve forward references
2901	# this really needs to be done in an extra post-pass
2902	# (which needs to be synchronous, so solve it differently)
2903	load_resource_file "$DATADIR/archetypes"
2904	or die "unable to load archetypes\n";
2905	}	3317	}
2906		3318
2907	sub reload_treasures {	3319	sub reload_treasures {
2908	load_resource_file "$DATADIR/treasures"	3320	load_resource_file "$DATADIR/treasures"
2909	or die "unable to load treasurelists\n";	3321	or die "unable to load treasurelists\n";
2910	}	3322	}
2911		3323
2912	sub reload_resources {	3324	sub reload_resources {
2913	warn "reloading resource files...\n";	3325	warn "reloading resource files...\n";
2914		3326
		3327	reload_facedata;
		3328	reload_archetypes;
2915	reload_regions;	3329	reload_regions;
2916	reload_facedata;
2917	#reload_archetypes;#d#
2918	reload_archetypes;
2919	reload_treasures;	3330	reload_treasures;
2920		3331
2921	warn "finished reloading resource files\n";	3332	warn "finished reloading resource files\n";
2922	}	3333	}
2923		3334
2924	sub init {	3335	sub init {
		3336	my $guard = freeze_mainloop;
		3337
		3338	evthread_start IO::AIO::poll_fileno;
		3339
2925	reload_resources;	3340	reload_resources;
2926	}	3341	}
2927		3342
2928	sub cfg_load {	3343	sub reload_config {
2929	open my $fh, "<:utf8", "$CONFDIR/config"	3344	open my $fh, "<:utf8", "$CONFDIR/config"
2930	or return;	3345	or return;
2931		3346
2932	local $/;	3347	local $/;
2933	*CFG = YAML::Syck::Load <$fh>;	3348	*CFG = YAML::Load <$fh>;
2934		3349
2935	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];	3350	$EMERGENCY_POSITION = $CFG{emergency_position} || ["/world/world_105_115", 5, 37];
2936		3351
2937	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};	3352	$cf::map::MAX_RESET = $CFG{map_max_reset} if exists $CFG{map_max_reset};
2938	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};	3353	$cf::map::DEFAULT_RESET = $CFG{map_default_reset} if exists $CFG{map_default_reset};
…		…
2944	};	3359	};
2945	warn $@ if $@;	3360	warn $@ if $@;
2946	}	3361	}
2947	}	3362	}
2948		3363
		3364	sub pidfile() {
		3365	sysopen my $fh, $PIDFILE, O_RDWR | O_CREAT
		3366	or die "$PIDFILE: $!";
		3367	flock $fh, &Fcntl::LOCK_EX
		3368	or die "$PIDFILE: flock: $!";
		3369	$fh
		3370	}
		3371
		3372	# make sure only one server instance is running at any one time
		3373	sub atomic {
		3374	my $fh = pidfile;
		3375
		3376	my $pid = <$fh>;
		3377	kill 9, $pid if $pid > 0;
		3378
		3379	seek $fh, 0, 0;
		3380	print $fh $$;
		3381	}
		3382
2949	sub main {	3383	sub main {
		3384	atomic;
		3385
2950	# we must not ever block the main coroutine	3386	# we must not ever block the main coroutine
2951	local $Coro::idle = sub {	3387	local $Coro::idle = sub {
2952	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#	3388	Carp::cluck "FATAL: Coro::idle was called, major BUG, use cf::sync_job!\n";#d#
2953	(async {	3389	(async {
2954	Event::one_event;	3390	$Coro::current->{desc} = "IDLE BUG HANDLER";
		3391	EV::loop EV::LOOP_ONESHOT;
2955	})->prio (Coro::PRIO_MAX);	3392	})->prio (Coro::PRIO_MAX);
2956	};	3393	};
2957		3394
2958	cfg_load;	3395	{
		3396	my $guard = freeze_mainloop;
		3397	reload_config;
2959	db_init;	3398	db_init;
2960	load_extensions;	3399	load_extensions;
2961		3400
2962	$TICK_WATCHER->start;	3401	$Coro::current->prio (Coro::PRIO_MAX); # give the main loop max. priority
		3402	}
		3403
		3404	utime time, time, $RUNTIMEFILE;
		3405
		3406	# no (long-running) fork's whatsoever before this point(!)
		3407	POSIX::close delete $ENV{LOCKUTIL_LOCK_FD} if exists $ENV{LOCKUTIL_LOCK_FD};
		3408
2963	Event::loop;	3409	EV::loop;
2964	}	3410	}
2965		3411
2966	#############################################################################	3412	#############################################################################
2967	# initialisation and cleanup	3413	# initialisation and cleanup
2968		3414
2969	# install some emergency cleanup handlers	3415	# install some emergency cleanup handlers
2970	BEGIN {	3416	BEGIN {
		3417	our %SIGWATCHER = ();
2971	for my $signal (qw(INT HUP TERM)) {	3418	for my $signal (qw(INT HUP TERM)) {
2972	Event->signal (	3419	$SIGWATCHER{$signal} = EV::signal $signal, sub {
2973	reentrant => 0,
2974	data => WF_AUTOCANCEL,
2975	signal => $signal,
2976	prio => 0,
2977	cb => sub {
2978	cf::cleanup "SIG$signal";	3420	cf::cleanup "SIG$signal";
2979	},
2980	);	3421	};
2981	}	3422	}
2982	}	3423	}
2983		3424
2984	sub write_runtime {	3425	sub write_runtime_sync {
2985	my $runtime = "$LOCALDIR/runtime";
2986
2987	# first touch the runtime file to show we are still running:	3426	# first touch the runtime file to show we are still running:
2988	# the fsync below can take a very very long time.	3427	# the fsync below can take a very very long time.
2989		3428
2990	IO::AIO::aio_utime $runtime, undef, undef;	3429	IO::AIO::aio_utime $RUNTIMEFILE, undef, undef;
2991		3430
2992	my $guard = cf::lock_acquire "write_runtime";	3431	my $guard = cf::lock_acquire "write_runtime";
2993		3432
2994	my $fh = aio_open "$runtime~", O_WRONLY | O_CREAT, 0644	3433	my $fh = aio_open "$RUNTIMEFILE~", O_WRONLY | O_CREAT, 0644
2995	or return;	3434	or return;
2996		3435
2997	my $value = $cf::RUNTIME + 90 + 10;	3436	my $value = $cf::RUNTIME + 90 + 10;
2998	# 10 is the runtime save interval, for a monotonic clock	3437	# 10 is the runtime save interval, for a monotonic clock
2999	# 60 allows for the watchdog to kill the server.	3438	# 60 allows for the watchdog to kill the server.
…		…
3009	aio_utime $fh, undef, undef;	3448	aio_utime $fh, undef, undef;
3010		3449
3011	close $fh	3450	close $fh
3012	or return;	3451	or return;
3013		3452
3014	aio_rename "$runtime~", $runtime	3453	aio_rename "$RUNTIMEFILE~", $RUNTIMEFILE
3015	and return;	3454	and return;
3016		3455
3017	warn "runtime file written.\n";	3456	warn "runtime file written.\n";
3018		3457
3019	1	3458	1
		3459	}
		3460
		3461	our $uuid_lock;
		3462	our $uuid_skip;
		3463
		3464	sub write_uuid_sync($) {
		3465	$uuid_skip ||= $_[0];
		3466
		3467	return if $uuid_lock;
		3468	local $uuid_lock = 1;
		3469
		3470	my $uuid = "$LOCALDIR/uuid";
		3471
		3472	my $fh = aio_open "$uuid~", O_WRONLY | O_CREAT, 0644
		3473	or return;
		3474
		3475	my $value = uuid_str $uuid_skip + uuid_seq uuid_cur;
		3476	$uuid_skip = 0;
		3477
		3478	(aio_write $fh, 0, (length $value), $value, 0) <= 0
		3479	and return;
		3480
		3481	# always fsync - this file is important
		3482	aio_fsync $fh
		3483	and return;
		3484
		3485	close $fh
		3486	or return;
		3487
		3488	aio_rename "$uuid~", $uuid
		3489	and return;
		3490
		3491	warn "uuid file written ($value).\n";
		3492
		3493	1
		3494
		3495	}
		3496
		3497	sub write_uuid($$) {
		3498	my ($skip, $sync) = @_;
		3499
		3500	$sync ? write_uuid_sync $skip
		3501	: async { write_uuid_sync $skip };
3020	}	3502	}
3021		3503
3022	sub emergency_save() {	3504	sub emergency_save() {
3023	my $freeze_guard = cf::freeze_mainloop;	3505	my $freeze_guard = cf::freeze_mainloop;
3024		3506
…		…
3030	# and maps saved/destroyed asynchronously.	3512	# and maps saved/destroyed asynchronously.
3031	warn "begin emergency player save\n";	3513	warn "begin emergency player save\n";
3032	for my $login (keys %cf::PLAYER) {	3514	for my $login (keys %cf::PLAYER) {
3033	my $pl = $cf::PLAYER{$login} or next;	3515	my $pl = $cf::PLAYER{$login} or next;
3034	$pl->valid or next;	3516	$pl->valid or next;
		3517	delete $pl->{unclean_save}; # not strictly necessary, but cannot hurt
3035	$pl->save;	3518	$pl->save;
3036	}	3519	}
3037	warn "end emergency player save\n";	3520	warn "end emergency player save\n";
3038		3521
3039	warn "begin emergency map save\n";	3522	warn "begin emergency map save\n";
…		…
3045	warn "end emergency map save\n";	3528	warn "end emergency map save\n";
3046		3529
3047	warn "begin emergency database checkpoint\n";	3530	warn "begin emergency database checkpoint\n";
3048	BDB::db_env_txn_checkpoint $DB_ENV;	3531	BDB::db_env_txn_checkpoint $DB_ENV;
3049	warn "end emergency database checkpoint\n";	3532	warn "end emergency database checkpoint\n";
		3533
		3534	warn "begin write uuid\n";
		3535	write_uuid_sync 1;
		3536	warn "end write uuid\n";
3050	};	3537	};
3051		3538
3052	warn "leave emergency perl save\n";	3539	warn "leave emergency perl save\n";
3053	}	3540	}
3054		3541
3055	sub post_cleanup {	3542	sub post_cleanup {
3056	my ($make_core) = @_;	3543	my ($make_core) = @_;
3057		3544
3058	warn Carp::longmess "post_cleanup backtrace"	3545	warn Carp::longmess "post_cleanup backtrace"
3059	if $make_core;	3546	if $make_core;
		3547
		3548	my $fh = pidfile;
		3549	unlink $PIDFILE if <$fh> == $$;
3060	}	3550	}
		3551
		3552	# a safer delete_package, copied from Symbol
		3553	sub clear_package($) {
		3554	my $pkg = shift;
		3555
		3556	# expand to full symbol table name if needed
		3557	unless ($pkg =~ /^main::.*::$/) {
		3558	$pkg = "main$pkg" if $pkg =~ /^::/;
		3559	$pkg = "main::$pkg" unless $pkg =~ /^main::/;
		3560	$pkg .= '::' unless $pkg =~ /::$/;
		3561	}
		3562
		3563	my($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
		3564	my $stem_symtab = *{$stem}{HASH};
		3565
		3566	defined $stem_symtab and exists $stem_symtab->{$leaf}
		3567	or return;
		3568
		3569	# clear all symbols
		3570	my $leaf_symtab = *{$stem_symtab->{$leaf}}{HASH};
		3571	for my $name (keys %$leaf_symtab) {
		3572	_gv_clear *{"$pkg$name"};
		3573	# use PApp::Util; PApp::Util::sv_dump *{"$pkg$name"};
		3574	}
		3575	warn "cleared package #$pkg\n";#d#
		3576	}
		3577
		3578	our $RELOAD; # how many times to reload
3061		3579
3062	sub do_reload_perl() {	3580	sub do_reload_perl() {
3063	# can/must only be called in main	3581	# can/must only be called in main
3064	if ($Coro::current != $Coro::main) {	3582	if ($Coro::current != $Coro::main) {
3065	warn "can only reload from main coroutine";	3583	warn "can only reload from main coroutine";
3066	return;	3584	return;
3067	}	3585	}
3068		3586
		3587	return if $RELOAD++;
		3588
		3589	while ($RELOAD) {
3069	warn "reloading...";	3590	warn "reloading...";
3070		3591
3071	warn "entering sync_job";	3592	warn "entering sync_job";
3072		3593
3073	cf::sync_job {	3594	cf::sync_job {
3074	cf::write_runtime; # external watchdog should not bark	3595	cf::write_runtime_sync; # external watchdog should not bark
3075	cf::emergency_save;	3596	cf::emergency_save;
3076	cf::write_runtime; # external watchdog should not bark	3597	cf::write_runtime_sync; # external watchdog should not bark
3077		3598
3078	warn "syncing database to disk";	3599	warn "syncing database to disk";
3079	BDB::db_env_txn_checkpoint $DB_ENV;	3600	BDB::db_env_txn_checkpoint $DB_ENV;
3080		3601
3081	# if anything goes wrong in here, we should simply crash as we already saved	3602	# if anything goes wrong in here, we should simply crash as we already saved
3082		3603
3083	warn "cancelling all WF_AUTOCANCEL watchers";
3084	for (Event::all_watchers) {
3085	$_->cancel if $_->data & WF_AUTOCANCEL;
3086	}
3087
3088	warn "flushing outstanding aio requests";	3604	warn "flushing outstanding aio requests";
3089	for (;;) {
3090	BDB::flush;
3091	IO::AIO::flush;
3092	Coro::cede;
3093	last unless IO::AIO::nreqs || BDB::nreqs;	3605	while (IO::AIO::nreqs || BDB::nreqs) {
3094	warn "iterate...";	3606	Coro::EV::timer_once 0.01; # let the sync_job do it's thing
3095	}
3096
3097	++$RELOAD;
3098
3099	warn "cancelling all extension coros";
3100	$_->cancel for values %EXT_CORO;
3101	%EXT_CORO = ();
3102
3103	warn "removing commands";
3104	%COMMAND = ();
3105
3106	warn "removing ext/exti commands";
3107	%EXTCMD = ();
3108	%EXTICMD = ();
3109
3110	warn "unloading/nuking all extensions";
3111	for my $pkg (@EXTS) {
3112	warn "... unloading $pkg";
3113
3114	if (my $cb = $pkg->can ("unload")) {
3115	eval {
3116	$cb->($pkg);
3117	1
3118	} or warn "$pkg unloaded, but with errors: $@";
3119	}	3607	}
3120		3608
3121	warn "... nuking $pkg";	3609	warn "cancelling all extension coros";
3122	Symbol::delete_package $pkg;	3610	$_->cancel for values %EXT_CORO;
3123	}	3611	%EXT_CORO = ();
3124		3612
3125	warn "unloading all perl modules loaded from $LIBDIR";	3613	warn "removing commands";
3126	while (my ($k, $v) = each %INC) {	3614	%COMMAND = ();
3127	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
3128		3615
		3616	warn "removing ext/exti commands";
		3617	%EXTCMD = ();
		3618	%EXTICMD = ();
		3619
		3620	warn "unloading/nuking all extensions";
		3621	for my $pkg (@EXTS) {
3129	warn "... unloading $k";	3622	warn "... unloading $pkg";
3130	delete $INC{$k};
3131		3623
3132	$k =~ s/\.pm$//;
3133	$k =~ s/\//::/g;
3134
3135	if (my $cb = $k->can ("unload_module")) {	3624	if (my $cb = $pkg->can ("unload")) {
		3625	eval {
3136	$cb->();	3626	$cb->($pkg);
		3627	1
		3628	} or warn "$pkg unloaded, but with errors: $@";
		3629	}
		3630
		3631	warn "... clearing $pkg";
		3632	clear_package $pkg;
3137	}	3633	}
3138		3634
3139	Symbol::delete_package $k;	3635	warn "unloading all perl modules loaded from $LIBDIR";
		3636	while (my ($k, $v) = each %INC) {
		3637	next unless $v =~ /^\Q$LIBDIR\E\/.*\.pm$/;
		3638
		3639	warn "... unloading $k";
		3640	delete $INC{$k};
		3641
		3642	$k =~ s/\.pm$//;
		3643	$k =~ s/\//::/g;
		3644
		3645	if (my $cb = $k->can ("unload_module")) {
		3646	$cb->();
		3647	}
		3648
		3649	clear_package $k;
3140	}	3650	}
3141		3651
3142	warn "getting rid of safe::, as good as possible";	3652	warn "getting rid of safe::, as good as possible";
3143	Symbol::delete_package "safe::$_"	3653	clear_package "safe::$_"
3144	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);	3654	for qw(cf::attachable cf::object cf::object::player cf::client cf::player cf::map cf::party cf::region);
3145		3655
3146	warn "unloading cf.pm \"a bit\"";	3656	warn "unloading cf.pm \"a bit\"";
3147	delete $INC{"cf.pm"};	3657	delete $INC{"cf.pm"};
3148	delete $INC{"cf/pod.pm"};	3658	delete $INC{"cf/pod.pm"};
3149		3659
3150	# don't, removes xs symbols, too,	3660	# don't, removes xs symbols, too,
3151	# and global variables created in xs	3661	# and global variables created in xs
3152	#Symbol::delete_package __PACKAGE__;	3662	#clear_package __PACKAGE__;
3153		3663
3154	warn "unload completed, starting to reload now";	3664	warn "unload completed, starting to reload now";
3155		3665
3156	warn "reloading cf.pm";	3666	warn "reloading cf.pm";
3157	require cf;	3667	require cf;
3158	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt	3668	cf::_connect_to_perl; # nominally unnecessary, but cannot hurt
3159		3669
3160	warn "loading config and database again";	3670	warn "loading config and database again";
3161	cf::cfg_load;	3671	cf::reload_config;
3162		3672
3163	warn "loading extensions";	3673	warn "loading extensions";
3164	cf::load_extensions;	3674	cf::load_extensions;
3165		3675
3166	warn "reattaching attachments to objects/players";	3676	warn "reattaching attachments to objects/players";
3167	_global_reattach; # objects, sockets	3677	_global_reattach; # objects, sockets
3168	warn "reattaching attachments to maps";	3678	warn "reattaching attachments to maps";
3169	reattach $_ for values %MAP;	3679	reattach $_ for values %MAP;
3170	warn "reattaching attachments to players";	3680	warn "reattaching attachments to players";
3171	reattach $_ for values %PLAYER;	3681	reattach $_ for values %PLAYER;
3172		3682
3173	warn "leaving sync_job";	3683	warn "leaving sync_job";
3174		3684
3175	1	3685	1
3176	} or do {	3686	} or do {
3177	warn $@;	3687	warn $@;
3178	warn "error while reloading, exiting.";	3688	cf::cleanup "error while reloading, exiting.";
3179	exit 1;
3180	};	3689	};
3181		3690
3182	warn "reloaded";	3691	warn "reloaded";
		3692	--$RELOAD;
		3693	}
3183	};	3694	};
3184		3695
3185	our $RELOAD_WATCHER; # used only during reload	3696	our $RELOAD_WATCHER; # used only during reload
3186		3697
3187	sub reload_perl() {	3698	sub reload_perl() {
3188	# doing reload synchronously and two reloads happen back-to-back,	3699	# doing reload synchronously and two reloads happen back-to-back,
3189	# coro crashes during coro_state_free->destroy here.	3700	# coro crashes during coro_state_free->destroy here.
3190		3701
3191	$RELOAD_WATCHER ||= Event->timer (	3702	$RELOAD_WATCHER ||= EV::timer 0, 0, sub {
3192	reentrant => 0,
3193	after => 0,
3194	data => WF_AUTOCANCEL,
3195	cb => sub {
3196	do_reload_perl;	3703	do_reload_perl;
3197	undef $RELOAD_WATCHER;	3704	undef $RELOAD_WATCHER;
3198	},
3199	);	3705	};
3200	}	3706	}
3201		3707
3202	register_command "reload" => sub {	3708	register_command "reload" => sub {
3203	my ($who, $arg) = @_;	3709	my ($who, $arg) = @_;
3204		3710
3205	if ($who->flag (FLAG_WIZ)) {	3711	if ($who->flag (FLAG_WIZ)) {
3206	$who->message ("reloading server.");	3712	$who->message ("reloading server.");
		3713	async {
		3714	$Coro::current->{desc} = "perl_reload";
3207	async { reload_perl };	3715	reload_perl;
		3716	};
3208	}	3717	}
3209	};	3718	};
3210		3719
3211	unshift @INC, $LIBDIR;	3720	unshift @INC, $LIBDIR;
3212		3721
…		…
3214		3723
3215	our @WAIT_FOR_TICK;	3724	our @WAIT_FOR_TICK;
3216	our @WAIT_FOR_TICK_BEGIN;	3725	our @WAIT_FOR_TICK_BEGIN;
3217		3726
3218	sub wait_for_tick {	3727	sub wait_for_tick {
3219	return unless $TICK_WATCHER->is_active;
3220	return if $Coro::current == $Coro::main;	3728	return if tick_inhibit || $Coro::current == $Coro::main;
3221		3729
3222	my $signal = new Coro::Signal;	3730	my $signal = new Coro::Signal;
3223	push @WAIT_FOR_TICK, $signal;	3731	push @WAIT_FOR_TICK, $signal;
3224	$signal->wait;	3732	$signal->wait;
3225	}	3733	}
3226		3734
3227	sub wait_for_tick_begin {	3735	sub wait_for_tick_begin {
3228	return unless $TICK_WATCHER->is_active;
3229	return if $Coro::current == $Coro::main;	3736	return if tick_inhibit || $Coro::current == $Coro::main;
3230		3737
3231	my $signal = new Coro::Signal;	3738	my $signal = new Coro::Signal;
3232	push @WAIT_FOR_TICK_BEGIN, $signal;	3739	push @WAIT_FOR_TICK_BEGIN, $signal;
3233	$signal->wait;	3740	$signal->wait;
3234	}	3741	}
3235		3742
3236	my $min = 1e6;#d#	3743	sub tick {
3237	my $avg = 10;
3238	$TICK_WATCHER = Event->timer (
3239	reentrant => 0,
3240	parked => 1,
3241	prio => 0,
3242	at => $NEXT_TICK || $TICK,
3243	data => WF_AUTOCANCEL,
3244	cb => sub {
3245	if ($Coro::current != $Coro::main) {	3744	if ($Coro::current != $Coro::main) {
3246	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"	3745	Carp::cluck "major BUG: server tick called outside of main coro, skipping it"
3247	unless ++$bug_warning > 10;	3746	unless ++$bug_warning > 10;
3248	return;	3747	return;
3249	}	3748	}
3250		3749
3251	$NOW = $tick_start = Event::time;
3252
3253	cf::server_tick; # one server iteration	3750	cf::server_tick; # one server iteration
3254		3751
3255	0 && sync_job {#d#	3752	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3256	for(1..10) {	3753	$NEXT_RUNTIME_WRITE = List::Util::max $NEXT_RUNTIME_WRITE + 10, $NOW + 5.;
3257	my $t = Event::time;	3754	Coro::async_pool {
3258	my $map = my $map = new_from_path cf::map "/tmp/x.map"	3755	$Coro::current->{desc} = "runtime saver";
3259	or die;	3756	write_runtime_sync
3260		3757	or warn "ERROR: unable to write runtime file: $!";
3261	$map->width (50);
3262	$map->height (50);
3263	$map->alloc;
3264	$map->_load_objects ("/tmp/x.map", 1);
3265	my $t = Event::time - $t;
3266
3267	#next unless $t < 0.0013;#d#
3268	if ($t < $min) {
3269	$min = $t;
3270	}
3271	$avg = $avg * 0.99 + $t * 0.01;
3272	}
3273	warn "XXXXXXXXXXXXXXXXXX min $min avg $avg\n";#d#
3274	exit 0;
3275	# 2007-05-22 02:33:04.569 min 0.00112509727478027 avg 0.0012259249572477
3276	};	3758	};
		3759	}
3277		3760
3278	$RUNTIME += $TICK;
3279	$NEXT_TICK += $TICK;
3280
3281	if ($NOW >= $NEXT_RUNTIME_WRITE) {
3282	$NEXT_RUNTIME_WRITE = $NOW + 10;
3283	Coro::async_pool {
3284	write_runtime
3285	or warn "ERROR: unable to write runtime file: $!";
3286	};
3287	}
3288
3289	# my $AFTER = Event::time;
3290	# warn $AFTER - $NOW;#d#
3291
3292	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {	3761	if (my $sig = shift @WAIT_FOR_TICK_BEGIN) {
3293	$sig->send;	3762	$sig->send;
3294	}	3763	}
3295	while (my $sig = shift @WAIT_FOR_TICK) {	3764	while (my $sig = shift @WAIT_FOR_TICK) {
3296	$sig->send;	3765	$sig->send;
3297	}	3766	}
3298		3767
3299	$NOW = Event::time;	3768	$LOAD = ($NOW - $TICK_START) / $TICK;
3300
3301	# if we are delayed by four ticks or more, skip them all
3302	$NEXT_TICK = $NOW if $NOW >= $NEXT_TICK + $TICK * 4;
3303
3304	$TICK_WATCHER->at ($NEXT_TICK);
3305	$TICK_WATCHER->start;
3306
3307	$LOAD = ($NOW - $tick_start) / $TICK;
3308	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;	3769	$LOADAVG = $LOADAVG * 0.75 + $LOAD * 0.25;
3309		3770
3310	_post_tick;	3771	if (0) {
3311		3772	if ($NEXT_TICK) {
3312		3773	my $jitter = $TICK_START - $NEXT_TICK;
		3774	$JITTER = $JITTER * 0.75 + $jitter * 0.25;
		3775	warn "jitter $JITTER\n";#d#
		3776	}
3313	},	3777	}
3314	);	3778	}
3315		3779
3316	{	3780	{
3317	BDB::max_poll_time $TICK * 0.1;	3781	# configure BDB
3318	$BDB_POLL_WATCHER = Event->io (	3782
3319	reentrant => 0,
3320	fd => BDB::poll_fileno,
3321	poll => 'r',
3322	prio => 0,
3323	data => WF_AUTOCANCEL,
3324	cb => \&BDB::poll_cb,
3325	);
3326	BDB::min_parallel 8;	3783	BDB::min_parallel 8;
3327		3784	BDB::max_poll_reqs $TICK * 0.1;
3328	BDB::set_sync_prepare {	3785	$AnyEvent::BDB::WATCHER->priority (1);
3329	my $status;
3330	my $current = $Coro::current;
3331	(
3332	sub {
3333	$status = $!;
3334	$current->ready; undef $current;
3335	},
3336	sub {
3337	Coro::schedule while defined $current;
3338	$! = $status;
3339	},
3340	)
3341	};
3342		3786
3343	unless ($DB_ENV) {	3787	unless ($DB_ENV) {
3344	$DB_ENV = BDB::db_env_create;	3788	$DB_ENV = BDB::db_env_create;
		3789	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT);
		3790	$DB_ENV->set_flags (&BDB::LOG_AUTOREMOVE ) if BDB::VERSION v0, v4.7;
		3791	$DB_ENV->log_set_config (&BDB::LOG_AUTO_REMOVE) if BDB::VERSION v4.7;
		3792	$DB_ENV->set_timeout (30, BDB::SET_TXN_TIMEOUT);
		3793	$DB_ENV->set_timeout (30, BDB::SET_LOCK_TIMEOUT);
3345		3794
3346	cf::sync_job {	3795	cf::sync_job {
3347	eval {	3796	eval {
3348	BDB::db_env_open	3797	BDB::db_env_open
3349	$DB_ENV,	3798	$DB_ENV,
…		…
3351	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN	3800	BDB::INIT_LOCK | BDB::INIT_LOG | BDB::INIT_MPOOL | BDB::INIT_TXN
3352	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,	3801	| BDB::RECOVER | BDB::REGISTER | BDB::USE_ENVIRON | BDB::CREATE,
3353	0666;	3802	0666;
3354		3803
3355	cf::cleanup "db_env_open($BDBDIR): $!" if $!;	3804	cf::cleanup "db_env_open($BDBDIR): $!" if $!;
3356
3357	$DB_ENV->set_flags (BDB::AUTO_COMMIT | BDB::REGION_INIT | BDB::TXN_NOSYNC, 1);
3358	$DB_ENV->set_lk_detect;
3359	};	3805	};
3360		3806
3361	cf::cleanup "db_env_open(db): $@" if $@;	3807	cf::cleanup "db_env_open(db): $@" if $@;
3362	};	3808	};
3363	}	3809	}
		3810
		3811	$BDB_DEADLOCK_WATCHER = EV::periodic 0, 3, 0, sub {
		3812	BDB::db_env_lock_detect $DB_ENV, 0, BDB::LOCK_DEFAULT, 0, sub { };
		3813	};
		3814	$BDB_CHECKPOINT_WATCHER = EV::periodic 0, 60, 0, sub {
		3815	BDB::db_env_txn_checkpoint $DB_ENV, 0, 0, 0, sub { };
		3816	};
		3817	$BDB_TRICKLE_WATCHER = EV::periodic 0, 10, 0, sub {
		3818	BDB::db_env_memp_trickle $DB_ENV, 20, 0, sub { };
		3819	};
3364	}	3820	}
3365		3821
3366	{	3822	{
		3823	# configure IO::AIO
		3824
3367	IO::AIO::min_parallel 8;	3825	IO::AIO::min_parallel 8;
3368
3369	undef $Coro::AIO::WATCHER;
3370	IO::AIO::max_poll_time $TICK * 0.1;	3826	IO::AIO::max_poll_time $TICK * 0.1;
3371	$AIO_POLL_WATCHER = Event->io (	3827	undef $AnyEvent::AIO::WATCHER;
3372	reentrant => 0,
3373	data => WF_AUTOCANCEL,
3374	fd => IO::AIO::poll_fileno,
3375	poll => 'r',
3376	prio => 6,
3377	cb => \&IO::AIO::poll_cb,
3378	);
3379	}	3828	}
3380		3829
3381	my $_log_backtrace;	3830	my $_log_backtrace;
3382		3831
3383	sub _log_backtrace {	3832	sub _log_backtrace {
…		…
3386	$msg =~ s/\n//;	3835	$msg =~ s/\n//;
3387		3836
3388	# limit the # of concurrent backtraces	3837	# limit the # of concurrent backtraces
3389	if ($_log_backtrace < 2) {	3838	if ($_log_backtrace < 2) {
3390	++$_log_backtrace;	3839	++$_log_backtrace;
		3840	my $perl_bt = Carp::longmess $msg;
3391	async {	3841	async {
		3842	$Coro::current->{desc} = "abt $msg";
		3843
3392	my @bt = fork_call {	3844	my @bt = fork_call {
3393	@addr = map { sprintf "%x", $_ } @addr;	3845	@addr = map { sprintf "%x", $_ } @addr;
3394	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;	3846	my $self = (-f "/proc/$$/exe") ? "/proc/$$/exe" : $^X;
3395	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"	3847	open my $fh, "exec addr2line -C -f -i -e \Q$self\E @addr 2>&1 |"
3396	or die "addr2line: $!";	3848	or die "addr2line: $!";
…		…
3404	}	3856	}
3405		3857
3406	@funcs	3858	@funcs
3407	};	3859	};
3408		3860
3409	LOG llevInfo, "[ABT] $msg\n";	3861	LOG llevInfo, "[ABT] $perl_bt\n";
		3862	LOG llevInfo, "[ABT] --- C backtrace follows ---\n";
3410	LOG llevInfo, "[ABT] $_\n" for @bt;	3863	LOG llevInfo, "[ABT] $_\n" for @bt;
3411	--$_log_backtrace;	3864	--$_log_backtrace;
3412	};	3865	};
3413	} else {	3866	} else {
3414	LOG llevInfo, "[ABT] $msg\n";	3867	LOG llevInfo, "[ABT] $msg\n";

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